Rinnai Energysaver RHFE-1004FTA, Service Manual

Page 1: ...31FA FAII FAIII WTA RHFE 556FA FAII FAIII FTRA FTRAIII WTA RHFE 1004FA ES08 RHFE 201RFA ES11 RHFE 263RFA ES17 RHFE 433RFA EX17 RHFE 433RWTA ES22 RHFE 558RFA EX22 RHFE 558RWTA ES38 RHFE 1004RFA RHFE 1004FTA EX08C RHFE 202FTA EX11C RHFE 265FTA EX17C RHFE 434FTA EX22C RHFE 559FTA 200000014 Rev A 5 2012 ...

Page 2: ...iagram 42 551FA 1001FA 1001FA VA Troubleshooting 551FA 43 Fault Finding Charts 45 Wiring Diagram 551FA 55 Troubleshooting 1001FA 56 Fault Finding Charts 58 Wiring Diagram 1001FA 61 Troubleshooting 1001FA VA 62 Fault Finding Charts 64 Wiring Diagram 1001FA VA 68 Lockout Check List 69 1004FA 1004RFA 1004FTA Troubleshooting Information 71 Wiring Diagram 73 Ladder Diagram 74 Lockout Check List 75 Exte...

Page 3: ...d screw drivers leak solution or leak detector Using this Manual Repairs should be performed by a qualified service technician The following information can be referenced for additional information Operation and Installation Manual Conversion Manual Technical Bulletins Technical Support Technicians are available to assist in servicing issues Contact Rinnai Technical Services at 1 800 621 9419 WARN...

Page 4: ...n 89 267 mm W C 5 0 10 5 in 127 267 mm W C 4 5 10 5 in 114 267 mm W C 5 0 10 5 in 127 267 mm W C Gas Supply Pressure LP 8 13 in 203 330 mm W C 8 13 in 203 330 mm W C 8 13 in 203 330 mm W C 8 13 in 203 330 mm W C 11 13 in 279 330 mm W C 11 13 in 279 330 mm W C 11 13 in 279 330 mm W C Electrical Connection at high fire AC 120V 60 Hz 42 watts AC 120V 60 Hz 47 watts AC 120V 60 Hz 41 watts AC 120V 60 H...

Page 5: ... 330 mm W C 8 13 in 203 330 mm W C 8 13 in 203 330 mm W C 8 13 in 203 330 mm W C 8 13 in 203 330 mm W C 8 13 in 203 330 mm W C Electrical Connection at high fire AC 120V 60 Hz 40 watts AC 120V 60 Hz 55 watts AC 120V 60 Hz 45 watts AC 120V 60 Hz 50 watts AC 120V 60 Hz 47 watts AC 120V 60 Hz 47 watts AC 120V 60 Hz 46 watts Sound Level 32 38 dB A 32 41 dB A 32 42 dB 32 39 dB 32 41 dB 32 41 dB 33 38 d...

Page 6: ...on room blower will start on low speed circulating warm air into the structure After the PCB compares the set temperature to the room temperature the seven stage gas valve and fan control will fire the unit at the most efficient rate to obtain the comfort level as set 4 The negative co efficient thermistor will sense the room temperature at the floor level and will provide feedback to the PCB to d...

Page 7: ...turned OFF After the buttons are released the fault codes will be displayed in 2 second intervals beginning with the most recent fault code Models with analog controls and models with digital LED s each have their own set of fault codes On models RHFE 431WTA RHFE 556WTA RHFE 556FTRA Under SET the codes in memory are numbered 1 through 10 with 1 as the most recent Under ROOM the fault code will be ...

Page 8: ...the 16 digits 0 1 0 0 0 0 0 1 1 1 0 1 0 0 0 0 in the example above 3 Press the decimal function DEC and the combustion time in hours will display The combustion hours in this example is 16848 Combustion Cycles 1 The temperature display will indicate a 16 digit binary number A light indicates a 1 A position not lighted indicates a 0 Read this number using the example below This indicates the first ...

Page 9: ...at there are no leaks in the gas supply line or appliance Check for air in the gas supply 68 14 Overheat Safety Device High limit temperature thermistor or thermal fuse has activated Check that the correct gas is being used Check the supply pressure at the meter and at the appliance Check that the flue terminal is not blocked Check that the air filter is not blocked Check that the warm air flow is...

Page 10: ...amage or loose connections 64 68 70 ON OFF Switch Failure The ON OFF switch connects continuously for more than 15 seconds Check the circuit troubleshooting Replace switch LO 60 71 Solenoid Valve Failure For either solenoid valve SV1 or SV2 the signal and response signal are different Check the circuit troubleshooting Replace gas valve 80 72 Flame Rod Failure Flame rod output does not cease within...

Page 11: ...valves opening and closing Unit is not heating room Is the air filter blocked Is the set temperature high enough Is the warm air outlet blocked by anything Are the doors and windows of the room closed Was the appliance correctly sized for the space Air filter is blocked or the louvers are blocked Allow heater to cool clean air filter and operate again Heater will not re ignite after overheating Ev...

Page 12: ... across Voltage Potential Read resistance Pin Numbers Black Yellow 85 90 VDC 700 1000 Ω Pin 1 4 Resistance across each coils terminals should be 1400 2000 Ω when isolated POV Modulating Gas Valve Connector G Read voltage across Voltage Potential Read resistance Pin Numbers Grey Grey 6 16 VDC 80 90 Ω Pin 2 6 BL Combustion Blower Motor Connector G DC Motor 37VDC 8 Watts Read voltage across Voltage P...

Page 13: ...ter to the 200K Ω scale Place your meter leads into Yellow to Yellow Apply heat to the thermistor bulb The resistance will decrease Apply cold and the resistance will increase Examples of readings 41ºF 91KΩ 50ºF 65KΩ 68ºF 39KΩ 86ºF 23KΩ OH TH Over Heat Thermistor Connector H Disconnect connector H from PCB Set your meter to the proper Ω scale Place your meter leads into White to White A reading be...

Page 14: ...14 Rinnai Direct Vent Service Manual RHFE 201FA RHFE 201RFA Wire Diagram ...

Page 15: ...Rinnai Direct Vent Service Manual 15 RHFE 201FA RHFE 201RFA Ladder Diagram ...

Page 16: ...tor CN4 Read voltage across Voltage Potential Read resistance Pin Numbers SV1 Yellow Black hold 85 90 VDC 1400 2000 Ω 1 4 SV2 Yellow Black assist 85 90 VDC 1400 2000 Ω 1 4 POV Gray Gray 6 16 VDC 80 90 Ω 2 6 Resistance across each coils terminals should be 1400 2000 Ω when isolated BL Combustion Fan Motor Connector CN8 DC Motor 37VDC 8 Watts Read voltage across Voltage Potential Read resistance Pin...

Page 17: ...oot and cause hard lockouts If carbon is found on the flame rod clean the carbon from it Then you need to confirm your manifold differential gas pressure on Hi fire and Lo fire is correct Insure primary and secondary air dampers are correct Also check to ensure proper orifices were placed in the unit IMPORTANT INFORMATION CONCERNING HARD LOCKOUTS Other items that can cause hard lockouts are improp...

Page 18: ...18 Rinnai Direct Vent Service Manual RHFE 263FA RHFE 263FAII RHFE 263RFA Wire Diagram ...

Page 19: ...Rinnai Direct Vent Service Manual 19 Ladder Diagram RHFE 263FA RHFE 263FAII RHFE 263RFA ...

Page 20: ... 40 C 15kΩ FR Yellow Yellow Below 0 1μA During Stop Combustion Fan In case of short vent White Black Below ignition revolution 2Hz Below ignition revolution 2Hz Ignition revolution Initial LP 75Hz NG 80Hz LP 80Hz NG 85Hz Re attempt LP 75Hz NG 80Hz LP 80Hz NG 85Hz Normal revolution High LP 110Hz NG 110Hz LP 128Hz NG 118Hz Low LP 83Hz NG 83Hz LP 82Hz NG 81Hz Combustion Fan In case of long vent White...

Page 21: ...w gy gray or orange br brown MARK PART NAME MS MAIN SWITCH R TH THERMISTOR TF THERMAL FUSE F FUSE ER ELECTRODE POV MODULATING SOLENOID VALVE TR TRANSFORMER FR FLAME ROD MARK PART NAME OH TH OVER HEAT THERMISTOR OHS1 2 OVER HEAT SWITCH 1 2 FM CONVECTION FAN MOTOR SP SPARKER SV1 2 MAIN SOLENOID VALVE 1 2 BL COMBUSTION FAN MOTOR PS PRESSURE SENSOR w bk ...

Page 22: ...MARK PARTS NAME MARK PARTS NAME MS Main switch OH TH Over heat thermistor R TH Thermistor OHS1 2 Over heat switch 1 2 TF Thermal fuse FM Convection fan motor F Fuse SP Sparker ER Electrode SV1 2 Main solenoid valve 1 2 POV Modulating solenoid valve BL Combustion fan motor TR Transformer FCC Fan control circuit FR Flame rod MB Main burner PS Pressure sensor CPU Central processing unit CF Convection...

Page 23: ...t finding this product Extreme care should be used at all times to avoid contact with energized components inside the furnace You MUST be a qualified service person before proceeding with these test instructions Before checking resistance readings turn off power source to unit and then isolate each item to be checked from the circuit by unplugging it When setting gas pressures on one of these unit...

Page 24: ...8 F 39 k ohms 86 F 23 k ohms FR Flame Rod Flame rod yellow wire pin 27 Low fire current should be 1 3 to 2 0 micro amps Fa High fire current should be 4 to 8 micro amps depending on gas type being used NOTE Improperly setup and or converted units can soot and cause carbon to accumulate on flame rods This will cause hard lockouts If carbon is found on the flame rod remove and clean carbon from rod ...

Page 25: ...ess the on off button and you should be able to read continuity through this switch each time the button is pressed TB Terminal Block This terminal is located on the right rear upper portion of the unit On direct vents the jumper should be across terminals 2 and 3 On units with vent extensions over four feet this jumper should be across terminals 1 and 2 IMPORTANT INFORMATION CONCERNING HARD LOCKO...

Page 26: ...26 Rinnai Direct Vent Service Manual RHFE 431FA Series RHFE 556FA FTRA Wire Diagram ...

Page 27: ...Rinnai Direct Vent Service Manual 27 RHFE 556FAIII Wire Diagram ...

Page 28: ...28 Rinnai Direct Vent Service Manual RHFE 556FTRAIII Wire Diagram ...

Page 29: ... ohms 22 23 Blue Yellow 130 185 VAC 200 400 ohms 23 32 Grey Grey 110 120 VAC 10 14 ohms 17 18 Purple Purple 4 5 5 5 VAC 1 2 ohms 24 25 Black Yellow 165 185 VAC 200 212 ohms 22 32 Brown Purple 2 2 2 8 VAC 0 7 1 2 ohms 24 28 Blue Red 85 110 VAC see below 33 36 WIRE COLOR VOLTAGE RESISTANCE READING PIN NUMBERS WARNING There are a number of live tests that are required when fault finding this product ...

Page 30: ... apply heat to the thermistor bulb and see the resistance decrease Then apply ice to the thermistor bulb and the resistance should increase Pins 5 and 6 on the P C board EXAMPLES 41 ºF 91 k ohms 50 ºF 65 k ohms 68 ºF 39 k ohms 86 ºF 23 k ohms FM Convection fan motor RHFE 431 LP UNITS RHFE 556 LP UNITS Lo fire 46 Hz Lo fire 47 Hz Hi fire 82 Hz Hi fire 106 Hz RHFE 431 NG UNITS RHFE 556 NG UNITS Lo f...

Page 31: ...ans one of these switch thermal fuses is open Isolate the open switch or thermal fuse and replace the defective component OH TH Overheat Thermistor Check resistance reading across pins 9 and 10 at terminal A on the PC board Proper readings should be 0 6 k and 523 k A reading below 0 6 k ohms indicates a short and a reading above 523k indicates an open circuit IMPORTANT INFORMATION CONCERNING HARD ...

Page 32: ...32 Rinnai Direct Vent Service Manual RHFE 431WTA Wire Diagram ...

Page 33: ...Rinnai Direct Vent Service Manual 33 RHFE 556WTA Wire Diagram ...

Page 34: ...2kΩ Short 707kΩ Open Temperature 32 F 0 C 113kΩ 68 F 20 C 39kΩ 86 F 30 C 24kΩ 104 F 40 C 15kΩ FR Yellow Yellow Below 0 1μA During Stop Combustion Fan In case of short vent White Black Below ignition revolution 2Hz Ignition revolution Initial LP 65Hz NG 70Hz Re attempt LP 65Hz NG 70Hz Normal revolution High LP 105Hz NG 102Hz Low LP 70Hz NG 69Hz Combustion Fan In case of long vent White Black Below ...

Page 35: ...yellow gy gray or orange MARK PART NAME MS MAIN SWITCH R TH THERMISTOR TF THERMAL FUSE F FUSE ER ELECTRODE POV MODULATING SOLENOID VALVE TR TRANSFORMER FR FLAME ROD MARK PART NAME OH TH OVER HEAT THERMISTOR OHS1 2 3 OVER HEAT SWITCH 1 2 3 FM CONVECTION FAN MOTOR SP SPARKER SV1 2 MAIN SOLENOID VALVE 1 2 BL COMBUSTION FAN MOTOR PS PRESSURE SENSOR ...

Page 36: ...FUSE ER ELECTRODE POV MODULATING SOLENOID VALVE TR TRANSFORMER FR FLAME ROD MARK PART NAME OH TH OVER HEAT THERMISTOR OHS1 2 3 OVER HEAT SWITCH 1 2 3 FM CONVECTION FAN MOTOR SP SPARKER SV1 2 MAIN SOLENOID VALVE 1 2 BL COMBUSTION FAN MOTOR FCC FAN CONTROL CIRCUIT MB MAIN BURNER PS PRESSURE SENSOR CPU CENTRAL PROCESSING UNIT CF CONVECTION FAN ...

Page 37: ... F 0 C 113kΩ 68 F 20 C 39kΩ 86 F 30 C 24kΩ 104 F 40 C 15kΩ FR Yellow Yellow Below 0 1μA During Stop Combustion Fan In case of short vent White Black Below ignition revolution 2Hz Ignition revolution Initial LP 65Hz NG 70Hz Re attempt LP 65Hz NG 70Hz Normal revolution High LP 105Hz NG 102Hz LP 120Hz NG 120Hz Low LP 70Hz NG 69Hz Combustion Fan In case of long vent White Black Below ignition revoluti...

Page 38: ... yellow gy gray or orange MARK PART NAME MS MAIN SWITCH R TH THERMISTOR TF THERMAL FUSE F FUSE ER ELECTRODE POV MODULATING SOLENOID VALVE TR TRANSFORMER FR FLAME ROD MARK PART NAME OH TH OVER HEAT THERMISTOR OHS1 2 3 OVER HEAT SWITCH 1 2 3 FM CONVECTION FAN MOTOR SP SPARKER SV1 2 MAIN SOLENOID VALVE 1 2 BL COMBUSTION FAN MOTOR PS PRESSURE SENSOR ...

Page 39: ... FUSE ER ELECTRODE POV MODULATING SOLENOID VALVE TR TRANSFORMER FR FLAME ROD MARK PART NAME OH TH OVER HEAT THERMISTOR OHS1 2 3 OVER HEAT SWITCH 1 2 3 FM CONVECTION FAN MOTOR SP SPARKER SV1 2 MAIN SOLENOID VALVE 1 2 BL COMBUSTION FAN MOTOR FCC FAN CONTROL CIRCUIT MB MAIN BURNER PS PRESSURE SENSOR CPU CENTRAL PROCESSING UNIT CF CONVECTION FAN ...

Page 40: ...kΩ 1 82kΩ Short 707kΩ Open Temperature 32 F 0 C 113kΩ 68 F 20 C 39kΩ 86 F 30 C 24kΩ 104 F 40 C 15kΩ FR Yellow Yellow Below 0 1μA During Stop Combustion Fan In case of short vent White Black Below ignition revolution 2Hz Ignition revolution Initial LP 65Hz NG 70Hz Re attempt LP 65Hz NG 70Hz Normal revolution High LP 105Hz NG 105Hz LP 120Hz NG 120Hz Low LP 70Hz NG 70Hz Combustion Fan In case of long...

Page 41: ...gy gray or orange br brown w bk MARK PART NAME MS MAIN SWITCH R TH THERMISTOR TF THERMAL FUSE F FUSE ER ELECTRODE POV MODULATING SOLENOID VALVE TR TRANSFORMER FR FLAME ROD MARK PART NAME OH TH OVER HEAT THERMISTOR OHS1 2 3 OVER HEAT SWITCH 1 2 3 FM CONVECTION FAN MOTOR SP SPARKER SV1 2 MAIN SOLENOID VALVE 1 2 BL COMBUSTION FAN MOTOR PS PRESSURE SENSOR ...

Page 42: ...F FUSE ER ELECTRODE POV MODULATING SOLENOID VALVE TR TRANSFORMER FR FLAME ROD MARK PART NAME OH TH OVER HEAT THERMISTOR OHS1 2 OVER HEAT SWITCH 1 2 FM CONVECTION FAN MOTOR SP SPARKER SV1 2 MAIN SOLENOID VALVE 1 2 BL COMBUSTION FAN MOTOR FCC FAN CONTROL CIRCUIT MB MAIN BURNER PS PRESSURE SENSOR CPU CENTRAL PROCESSING UNIT CF CONVECTION FAN ...

Page 43: ... to ignite WARNING There are a number of live tests that are required when fault finding this product Extreme care should be used at all times to avoid contact with energized components inside the furnace You MUST be a qualified service person before proceeding with these test instructions Before checking resistance readings turn off power source to unit and then isolate each item to be checked fr...

Page 44: ...ach 90 VDC Hi fire 1 200 1 800 ohms SV3 Purple Yellow 90 VDC redundant coil 1 200 1 800 ohms White yellow low speed 95 105 VAC 200 300 ohms White red high speed 120 180 ohms White blue low speed 230 290 ohms White red high speed 100 125 ohms Black White 110 125 primary side 16 21 ohms Red Black 98 105 secondary side 24 29 ohms TR1 Transformer PS Pressure switch White Ground Check from both white w...

Page 45: ...Rinnai Direct Vent Service Manual 45 RHFE 551FA Fault Finding Summary ...

Page 46: ...46 Rinnai Direct Vent Service Manual RHFE 551FA Fault Finding Chart 1 ...

Page 47: ...Rinnai Direct Vent Service Manual 47 RHFE 551FA Fault Finding Chart 2 ...

Page 48: ...48 Rinnai Direct Vent Service Manual RHFE 551FA Fault Finding Chart 3 ...

Page 49: ...Rinnai Direct Vent Service Manual 49 RHFE 551FA Fault Finding Chart 4 ...

Page 50: ...50 Rinnai Direct Vent Service Manual RHFE 551FA Fault Finding Chart 5 ...

Page 51: ...Rinnai Direct Vent Service Manual 51 RHFE 551FA Fault Finding Chart 6 ...

Page 52: ...52 Rinnai Direct Vent Service Manual RHFE 551FA Fault Finding Chart 7 ...

Page 53: ...Rinnai Direct Vent Service Manual 53 RHFE 551FA Fault Finding Chart 8 ...

Page 54: ...54 Rinnai Direct Vent Service Manual RHFE 551FA Fault Finding Chart 9 and 10 ...

Page 55: ...Rinnai Direct Vent Service Manual 55 RHFE 551FA Wire Diagram ...

Page 56: ... 180 ohms 18 21 Capacitor 220 VAC 3 5 µF White Red lo speed 95 105 VAC 100 140 ohms 18 26 White black hi speed 95 105 VAC 42 62 ohms 18 25 WARNING There are a number of live tests that are required when fault finding this product Extreme care should be used at all times to avoid contact with energized components inside the furnace You MUST be a qualified service person before proceeding with these...

Page 57: ...er off to the unit and jump out this switch Resart unit If it functions remove jumper and replace air pressure switch TR1 Transformer Black White primary 110 125 VAC 19 20 ohms n a Grey Grey secondary 95 105 VAC 19 20 ohms n a Room Temperature Thermistor Yellow Yellow 10 100 kΩ Flame Rod 0 8 µA or greater Slide Temperature Control White to Black 0 30 kΩ White to Red 0 30 kΩ The resistance will cha...

Page 58: ...58 Rinnai Direct Vent Service Manual RHFE 1001FA Fault Finding Chart ...

Page 59: ...Rinnai Direct Vent Service Manual 59 RHFE 1001FA Fault Finding Chart ...

Page 60: ...60 Rinnai Direct Vent Service Manual RHFE 1001FA Fault Finding Chart ...

Page 61: ...Rinnai Direct Vent Service Manual 61 RHFE 1001FA Wire Diagram ...

Page 62: ...00 140 ohms 26 28 White black hi speed 95 105 VAC 42 62 ohms 27 28 TR1 Transformer Black White primary 110 125 VAC 19 20 ohms n a Grey Grey secondary 95 105 VAC 19 20 ohms n a WARNING There are a number of live tests that are required when fault finding this product Extreme care should be used at all times to avoid contact with energized components inside the furnace You MUST be a qualified servic...

Page 63: ...nual 63 RHFE1001FA VA Troubleshooting PS Pressure switch Brown Ground 13 18 VDC n a 6 7 Check from both brown s to ground to ensure circuit is complete Room Temperature Thermistor Yellow Yellow 10 100 kΩ Flame Rod 0 8 µA or greater ...

Page 64: ...64 Rinnai Direct Vent Service Manual RHFE1001FA VA Fault Finding Chart ...

Page 65: ...Rinnai Direct Vent Service Manual 65 RHFE1001FA VA Fault Finding Chart ...

Page 66: ...66 Rinnai Direct Vent Service Manual RHFE1001FA VA Fault Finding Chart ...

Page 67: ...Rinnai Direct Vent Service Manual 67 RHFE1001FA VA Fault Finding Chart ...

Page 68: ...68 Rinnai Direct Vent Service Manual RHFE 1001FA VA Wire Diagram Wire Diagram Ladder Diagram ...

Page 69: ...s and inspect for cracks and or carbon buildup Clean flame rods and electrode with some type sandpaper Also check electrode for proper gap setting 0 12 0 16 7 Check all wire connections for loose or broken pins or connectors Disconnect electrical power before performing this task 8 Check resistance on all three gas valve solenoids Unplug each coil before checking resistance Set you meter on the 2K...

Page 70: ...tor operation by inserting meter leads into each end of thermistor plug Disconnect yellow to yellow from PCB set your meter on the 200K scale Your should be able to apply heat to the thermistor bulb and see resistances decrease Place some ice on thermistor bulb and resistances should increase 10 Check current on all flame rods ___RHFE 551 FA only has one flame rod On the low burner this current sh...

Page 71: ...600 Ω 1 4 SV3 Black Pink 85 90 VDC 1200 2000 Ω 2 5 POV Gray Gray 6 16 VDC 80 90 Ω 2 6 BL Combustion Fan Motor Connector CN8 DC Motor 37VDC 8 Watts Read voltage across Voltage Potential Read resistance Pin Numbers Black White 7 12 VDC 8 10 KΩ 7 8 Yellow White 4 5 VDC 4 6 KΩ 4 8 Red White 10 30 VDC N A 3 8 WARNING There are a number of live tests that are required when fault finding this product Ext...

Page 72: ...arbon from it Confirm that your manifold differential gas pressure on Hi fire and Lo fire is correct Insure primary and secondary air dampers are correct Check to ensure proper orifices were placed in the unit IMPORTANT INFORMATION CONCERNING HARD LOCKOUTS Other items that can cause hard lockouts are improper sized gas lines low gas pressures or pressure drops due to other appliances on the gas sy...

Page 73: ...Rinnai Direct Vent Service Manual 73 RHFE 1004FA RHFE 1004RFA RHFE 1004FTA Wire Diagram ...

Page 74: ... D ALLU MAGE VANNE MODULATRICE ÉLECTRO VANNE CIRCUIT DE SÉCURITÉ GAZ MARK PART MS MAIN SWITCH R TH THERMISTOR TF1 3 THERMAL FUSE 1 3 F FUSE ER ELECTRODE POV MODULATING VALVE TR TRANSFORM ER FR1 3 FLAME ROD 1 3 OH TH OVERHEAT THERMISTOR OHS OVERHEAT SWITCH FM CONVECTION FAN MOTOR SP SPARKER SV1 3 SOLENOID VALVE 1 3 BL COMBUSTION FAN MOTOR PS PRESSURE SENSOR CF CONVECTION FAN FCC FAN CON TROL CIR CU...

Page 75: ... SV3 Power unit back up and set your meter to read 100 VDC scale cycle unit and check voltage to each coil You should read 85 90 VDC at each coil If unit goes to lockout before you have time to read all coils you may have to cycle it two or three times 9 Ensure the air pressure switch is functioning properly Ohm out the micro switch located on the pressure switch Continuity will be read on meter w...

Page 76: ...ature insulation and must be accessible All pipe stoppers connectors screws and hangars must be used as per the directions The seals must be air tight for both the exhaust and the intake air supply hose The intake air hose must equal the exhaust hose length to maintain a balanced flue system The 431 556 Series units have a terminal block on the back that must be changed as per directions for any e...

Page 77: ...al length is 8 feet 2 4 m Above 2000 ft maximum vertical length is 5 feet 1 5 m RHFE 433RFA RHFE 433RWTA RHFE 558RFA RHFE 558RWTA RHFE 434FTA RHFE 559FTA ES17 EX17 ES22 EX22 EX17C EX22C 13 feet 4 m 2 bends Maximum vertical length is 10 feet 3 0 m RHFE 1004RFA ES38 13 feet 4 m 2 bends Maximum vertical length is 8 feet 2 4 m RHFE 1004FTA ES38 13 feet 4 m 2 bends Model Trade Name Maximum Vent Length ...

Page 78: ...ced in 1999 Vent Kits for the RHFE 1001FA Series KIT NO WALL THICKNESS FOT 175 or 1001F 1670 3 to 4 1 2 FOT 176 or 1001F 1671 4 1 2 to 9 1 2 FOT 177 or 1001F 1672 9 1 2 to 15 3 4 FOT 178 or 1001F 1673 15 3 4 to 23 5 8 FOT 179 or 1001F 1674 23 5 8 to 31 1 2 Vent Extensions for the RHFE 263 265 431 433 434 556 558 559 Series KIT NO NAME FOT 155 Extension Set 20 FOT 156 Extension Set 40 FOT 157 Exten...

Page 79: ...I RHFE 431WTA RHFE 556FAIII RHFE 556FTRAIII RHFE 556WTA For installations at altitude greater than 2000 feet follow the guidelines of the National Fuel Gas Code NFPA 54 and all applicable local codes Models 201RFA 202FTA 263RFA 265FTA 433RFA 433WRTA 434FTA 558RFA 558WRTA 559FTA 1004FA 1004RFA 1004FTA Conversion of the appliance for operation at high altitudes 2000 ft 610 m requires the completion ...

Page 80: ...st points CAUTION Do not touch any other areas on the PC board besides the SW switches while power is supplied to the appliance Parts of the PC board are supplied with 120 volts AC NOTE Some PC Boards before version ED 263 V6 E4 will have only L1 L2 A1 and A2 codes On these boards L2 and A2 are for altitudes above 2000 ft 610 m See the figure to locate the label indicating the version L1 Propane g...

Page 81: ...r gas type and altitude If necessary adjust the high fire pressure using the and buttons Press the SW1 switch to record into memory 17 Press the SW1 switch 2 times After pushing the SW1 switch 2 times the LED display will display 78 If the LED shows any thing other than 78 call Rinnai Technical Support at 1 800 621 9419 for assistance 18 Press the ON OFF button again The LED display turns blank an...

Page 82: ...itude using and buttons 7 Press the SW1 test button to record the gas type code into memory The LED will display F1 If not shown use the and buttons to obtain F1 8 Press the SW1 switch to enter this code into memory 9 The LED will display the temperature scale Use the and buttons to select the Fahrenheit or Celsius scale 10 Press the SW1 switch to enter the temperature scale into memory Adjust Gas...

Page 83: ...19 Press the ON OFF button again The LED display turns blank and the appliance returns to the normal OFF mode 20 Remove manometer and install Allen head screws Operate the unit and 1 Install the front panel and bottom cover 2 Place the conversion plate label on the front cover Check that the burner flames are operating normally The flame can be seen through the circular window through the louvers ...

Page 84: ...ltitudes 3 3 in 85 mm W C 6 0 in 152 mm W C RHFE 201RFA RHFE 263RFA Natural Gas Propane Gas Manifold test pressure Low below 5200 ft 1585 m 0 63 in 16 mm W C 1 06 in 27 mm W C Manifold test pressure Low 5201 7700 ft 1585 2347 m 0 79 in 20 mm W C 1 06 in 27 mm W C Manifold test pressure Low above 7700 ft 2347 m 0 79 in 20 mm W C 1 30 in 33 mm W C Manifold test pressure High below 2000 ft 2 3 in 58 ...

Page 85: ...o not touch the areas at or near the exhaust These areas become very hot and could cause burns Natural Gas Propane Gas Altitude 0 2000 ft 0 610 m 2001 5200 ft 611 1585 m 5201 7700 ft 1586 2347 m 7701 10200 ft 2348 3109 m 0 2000 ft 0 610 m 2001 5200 ft 611 1585 m 5201 7700 ft 1586 2347 m 7701 10200 ft 2348 3109 m Manifold test pressure W C Low 0 58 in 15 mm 0 62 in 16 mm 0 70 in 18 mm 0 78 in 20 mm...

Page 86: ...t and 1 Install the front panel and bottom cover 2 If doing a gas type conversion place the new conversion plate label on the front cover Check that the burner flames are operating normally The flame can be seen through the circular window through the louvers When operating normally the burner flame should appear as long clear blue stable streaks Yellow flames or an orange color is abnormal and ma...

Page 87: ... is pushed The but ton increases the pressure each time it is pushed 7 Press the SW3 button to lock in the high pressure 8 Press the SW5 button to exit the programming mode and return the appliance to its normal operating mode 9 Press the ON OFF button to turn the appliance off 10 Remove manometer and install the test point screws Operate the unit and Normal Operating Sequence When you press the O...

Page 88: ...al and maintenance is required Visual Inspection of Flame Install the front panel and bottom cover Final Assembly NORMAL Flame Rod Long clear blue stable flames ABNORMAL Yellow flames or orange color Flame Rod Model Gas Type High Fire Low Fire 431 Series Natural Gas 2 4 in 61 mm 0 7 in 18 mm Propane 2 8 in 71 mm 0 8 in 20 mm Natural Gas 3 8 in 97 mm 0 7 in 18 mm Propane 4 5 in 114 mm 0 8 in 20 mm ...

Page 89: ...he unit in the Off position press the SW1 switch at the top of PC board until it beeps 6 Select the correct code for gas type and altitude using and buttons 7 Press the SW1 test button to record the gas type code into memory The LED will display F1 If not shown use the and buttons to obtain F1 RoomTemp Set Temp Temp Control LED display L1 Propane gas below 2000 ft 610 m L2 Propane gas 2001 5200 ft...

Page 90: ...your gas type and altitude If necessary adjust the high fire pressure using the and buttons 18 Press the Economy button to record into memory The LED will display 78 19 Press the ON OFF button again The LED display turns blank and the appliance returns to the normal OFF mode 20 Remove manometer and install Allen head screws Operate the unit and 1 Install the front panel and bottom cover 2 Place th...

Page 91: ... mm 0 76 in 19 mm 0 88 in 22 mm 0 96 in 24 mm Manifold test pressure W C High 1 6 in 40 mm 1 4 in 35 mm 1 2 in 32 mm 1 1 in 29 mm 2 9 in 72 mm 2 5 in 63 mm 2 2 in 57 mm 2 0 in 52 mm ES22 Manifold test pressure W C Low 0 40 in 10 mm 0 44 in 11 mm 0 48 in 12 mm 0 52 in 13 mm 0 72 in 18 mm 0 76 in 19 mm 0 88 in 22 mm 0 96 in 24 mm Manifold test pressure W C High 2 6 in 65 mm 2 2 in 57 mm 2 0 in 52 mm...

Page 92: ...he appliance 7 Press the ON OFF button to operate the appliance 8 Press the TEST switch at the right of PC board 9 Press the PL switch to adjust the low fire test pressure CAUTION Do not touch the areas at or near the exhaust These areas become very hot and could cause burns Altitude Gas Type 1 2 3 0 2000 ft 0 610 m Natural Gas OFF OFF OFF Propane ON ON ON 2001 5200 ft 611 1585 m Natural Gas ON OF...

Page 93: ...stall the front panel and bottom cover 2 Place the conversion plate label on the front cover Check that the burner flames are operating normally The flame can be seen through the circular window through the louvers When operating normally the burner flame should appear as long clear blue stable streaks Yellow flames or an orange color is abnormal and maintenance is required Visual Inspection of Fl...

Page 94: ... mm 0 44 in 11 mm 0 48 in 12 mm 0 52 in 13 mm 0 72 in 18 mm 0 76 in 19 mm 0 88 in 22 mm 0 96 in 24 mm Manifold test pressure W C High 1 6 in 40 mm 1 4 in 35 mm 1 2 in 32 mm 1 1 in 29 mm 2 9 in 72 mm 2 5 in 63 mm 2 2 in 57 mm 2 0 in 52 mm ES22 Manifold test pressure W C Low 0 40 in 10 mm 0 44 in 11 mm 0 48 in 12 mm 0 52 in 13 mm 0 72 in 18 mm 0 76 in 19 mm 0 88 in 22 mm 0 96 in 24 mm Manifold test ...

Page 95: ...plied to the appliance Parts of the PC board are supplied with 120 volts AC CAUTION Do not touch the areas at or near the exhaust These areas become very hot and could cause burns Pressure Point Pressure Point Nozzle Manifold Test Switch Natural Gas Propane Gas Altitude 0 2000 ft 0 610 m 2001 5200 ft 611 1585 m 5201 7700 ft 1586 2347 m 7701 10200 ft 2348 3109 m 0 2000 ft 0 610 m 2001 5200 ft 611 1...

Page 96: ...screws Operate the unit and 1 Install the front panel and bottom cover 2 If doing a gas type conversion place the new conversion plate label on the front cover Check that the burner flames are operating normally The flame can be seen through the circular window When operating normally the burner flame should appear as long clear blue stable streaks Yellow flames or an orange color is abnormal and ...

Page 97: ...level altitude A2 Natural gas unit at high altitude 6 Press the SW1 test button to record the gas type code into memory The LED display turns blank and the unit returns to the normal off mode You are now ready to program in your correct low fire and high fire gas pressure setting Follow the procedure below for setting the manifold gas pressure Do not adjust gas pressure on this appliance using the...

Page 98: ...15 Press the ON OFF button again The LED display turns blank and the appliance returns to the normal OFF mode 17 Remove manometer and install Allen head screws Operate the unit and CAUTION Do not insert hands or objects into the circulation fans while they are running Injury or mechanical malfunction may occur CAUTION Do not touch the areas at or near the heat exchanger or burner These areas becom...

Page 99: ...pressure using the and buttons Press the Economy switch to record into memory Press the SW1 switch twice 10 The LED will display PH indicating high fire mode 11 Compare the pressure reading on the manometer to the correct table for your gas type If necessary adjust the high fire pressure using the and buttons Press the Economy switch to record into memory CAUTION Do not touch any other areas on th...

Page 100: ...r assistance 13 Press the ON OFF button again The LED display turns blank and the appliance returns to the normal OFF mode 14 Remove manometer and install Allen head screw Operate the unit and NOTE If the LED display shows HF or LF do not touch the and buttons or Economy button In this case push SW1 check the normal operating sequence visually inspect the flame check for gas leaks at the test poin...

Page 101: ...URAL GAS RHFE 556WTA ON OFF PROPANE ON OFF NATURAL GAS RHFE 556FA FTRA Series ON OFF PROPANE ON OFF NATURAL GAS RHFE 431WTA ON OFF PROPANE ON OFF NATURAL GAS RHFE 431FA Series The models RHFE 201FA RHFE 263FA Series RHFE 551FA RHFE 1001 Series and RHFE 1004FA do not have dip switches ...

Page 102: ...ro amps 3 Place the meter in series with the flame rod a the disconnected Molex 4 Operate the appliance and view the flame development in the view window 5 Read the micro amps on the meter for high fire and low fire conditions NOTE Volt meters differ in style and configuration It is the technician s responsibility to know the tools and how to set up for operations and testing ...

Page 103: ...ead the differential pressure add from zero upward and from zero downward Differential pressures must be re set if the PC board or gas control valve is replaced or if the appliance is converted for gas type ONE HOSE FROM U TUBE TO PRESSURE PORT ON BURNER MANIFOLD 1 8 NPT TAP ONE HOSE FROM U TUBE TO PRESSURE PORT ON GAS CONTROL VALVE 1 8 NPT TAP ...

Page 104: ...plifier FGA are both grounded The principle of flame rectification relies on the ability of the flame to conduct positively charged ions more easily than negatively charged ions This characteristic is called flame rectification as the current leaving the burner having passed through the flame is no longer an alternating current The signal returning to the FGA has been rectified by the flame and is...

Page 105: ...the low fire manifold gas pressure to 3 9 W C and the high fire manifold gas pressure to 9 8 W C 2 After performing the above procedure set the low fire burner air shutter to three notches This adjustment rod can be found on the right hand front burner just under the gas line where it enters the combustion chamber Loosen the set screw in the brass slide and slide the shutter rod out to the third n...

Page 106: ...evel altitude A2 Natural gas unit at high altitude Removal of OF on New PC Board Installation RHFE 201FA RHFE 263FA FAII RHFE 1004FA RFA FTA 4 Press the SW1 test button to record the gas type code into memory The LED will display F1 If not shown use the and buttons to obtain F1 5 Press the Test button to enter this code into memory 6 The LED will display the temperature scale Use the and buttons t...

Page 107: ... 7 The LED will now display the temperature scale F or C use the up down arrows to scroll between the Fahrenheit and Celsius scale 8 To lock in all code and remove the OF from the board you must press and hold the Economy button for two seconds 9 The LED will go blank if the OF is displayed repeat steps 3 8 10 Reinstall both pressure tubes add gas back to unit The unit is now ready to set the high...

Page 108: ...Set Times button and the unit will fire 8 Follow the Gas pressure setting procedure for the unit 9 Set high and low fire pressures the unit will display a 73 instead of a 78 You have to set the LF low fan and HF high fan Press the LF button LF will be displayed Verify that the gas pressure is equivalent to your PL pressure Press the LF button to lock setting into memory Press the HF button HF will...

Page 109: ... and hold the Set Back button The Economy Button will flash While still holding Set Back Press and hold Economy The unit will beep and will be in the units display 4 With the unit in the Off position you can now press and hold the Test Switch until it beeps You will be able to adjust your Altitude Gas Type now using the and buttons 5 Turn on gas to the unit and start the Gas Pressure Setting proce...

Page 110: ...RMAL FUSE F FUSE ER ELECTRODE POV MODULATING SOLENOID VALVE TR TRANSFORMER FR FLAME ROD OH TH OVER HEAT THERMISTOR OHS OVER HEAT SWITCH FM CONVECTION FAN MOTOR SP SPARKER SV SOLENOID VALVE BL COMUSTION FAN MOTOR RCR REMOTE CONTROL RECEIVER TB TERMINAL BLOCK CF CONVECTION FAN FCC FAN CONTROL CIRCUIT CPU CENTRAL PROCESSING UNIT MB MAIN BURNER PS PRESSURE SENSOR Wire Diagram Abbreviations ...

Page 111: ...bers The first letter indicates the year of manufacture and the second letter indicates the month of manufacture according to the table below Example BH AB 000123 This product was manufactured in August 2010 The third and fourth letters indicate manufacturing location and product type The 6 digit number will be sequential and reset every year Year Year Month 2009 A 2021 N January A 2010 B 2022 P F...

Page 112: ...Commercial Applications ENERGY STAR qualified models Condensing Tankless Water Heaters Up to 0 96 Energy Factor EF Internal or External Installation Pair up with the Rinnai Air Handler for efficient home heating Residential and Commercial Applications ENERGY STAR qualified models Zero Clearance to Combustibles Accommodates Standard Cased Coils High Efficiency Cool to the touch Cabinet Vent Termina...