Armstrong Air RP16DF Series, Installation And Maintenance Instructions Manual

Page 1: ... latest edition in the United States the Canadian Installation Codes CAN CGA B149 1 2 latest edition and the Canadian Electrical Code Part 1 CSA 22 1 latest edition in Canada and any state or provincial laws local ordinances or local gas utility requirements Local authorities having jurisdiction should be consulted before installation is made Such applicable regulations or requirements take preced...

Page 2: ...3 07 6 20 17 07 13 44 13 44 14 32 16 06 6 20 40 89 21 63 13 21 TYPICAL DRAIN LOCATION CONDENSATE DRAIN 3 4 NPT 5 75 3 55 4 12 TYPICAL VENT HOOD SIDE VIEWS 11 49 2 33 47 66 1 98 16 77 2 48 14 02 47 66 POWER ENTRY GAS ENTRY 6 94 2 33 11 49 16 07 18 52 3 25 4 56 20 31 21 06 23 19 RETURN AIR SUPPLY AIR TOP VIEW Unit Dimensions Small Base Dual Fuel ...

Page 3: ... LOW VOLTAGE ENTRY 7 8 DIA KNOCKOUT GAS SUPPLY 44 89 21 63 13 21 TYPICAL DRAIN LOCATION CONDENSATE DRAIN 3 4 NPT 5 75 3 55 4 12 TYPICAL VENT HOOD SIDE VIEWS TOP VIEW POWER ENTRY GAS ENTRY RETURN AIR 2 11 19 49 2 39 2 33 11 49 16 07 18 52 6 94 3 25 10 06 19 49 SUPPLY AIR 25 81 26 56 28 68 11 49 2 33 47 66 56 13 Unit Dimensions Large Base Dual Fuel ...

Page 4: ... x 330 mm 44 3 8 1127 44 3 8 1127 16 7 8 429 13 7 8 352 2 1 8 54 11 1 2 287 SUPPLY OPENING RETURN OPENING 8 203 14 356 18 457 24 610 3 4 19 1 25 5 1 2 140 5 3 4 146 11 1 2 287 17 1 4 438 1 3 8 35 3 3 4 95 13 330 3 76 NOTE If bottom entry is used condensate from the heat exchanger may leak during warm ambient temperatures in humid climates Ensure that bottom entry is watertight if used Roof Curb Di...

Page 5: ... Base 3 x 13 in 76 x 330 mm 52 7 8 1343 44 3 8 1127 19 1 2 380 11 1 2 287 19 1 2 380 2 1 8 54 11 1 2 287 SUPPLY OPENING RETURN OPENING 8 203 14 356 18 457 24 610 3 3 4 95 22 7 8 581 7 178 3 4 19 1 25 NOTE If bottom entry is used condensate from the heat exchanger may leak during warm ambient temperatures in humid climates Ensure that bottom entry is watertight if used Roof Curb Dimensions Large Ba...

Page 6: ...ts NOTE CLIPLOCK CORNER DETAIL CURB PROFILE 1 1 2 1 3 4 1 11 5 8 2 1 8 14 1 3 1 2 13 1 2 44 3 8 Bottom Curb Assembly Opening for Gas Entry thru base 11 5 8 5 1 2 5 3 4 3 5 8 1 3 8 17 1 4 13 7 8 16 7 8 44 3 8 Insulated Panels Opening for Power Line Entry thru base NOTE Roof deck may be omitted within confines of curb NOTE If bottom entry is used condensate from the heat exchanger may leak during wa...

Page 7: ...8 2 1 8 19 3 8 11 5 8 14 23 1 8 1 5 1 2 5 3 4 3 1 2 3 1 2 13 1 2 6 7 8 52 7 8 44 3 8 Insulated Panels Opening for Power Line Entry thru base Bottom Curb Assembly Opening for Gas Entry thru base NOTE Roof deck may be omitted within confines of curb NOTE If bottom entry is used condensate from the heat exchanger may leak during warm ambient temperatures in humid climates Ensure that bottom entry is ...

Page 8: ...8 203 NOTE Minimum Height 4 102 Built In Drip Edge Unit Base Rail Unit Base Rail Clips 4 Sides and Back Flange 6 152 Unit Base Rail Clips 4 Supply Air Opening Return Air Opening Adjustable Roof Curb Dimensions Welded Style Usage A B C in mm in mm in mm 24 30 36 42 7 8 1089 13 7 8 352 16 7 8 429 42 48 60 51 3 8 1305 19 1 2 495 19 1 2 495 ...

Page 9: ...talled so all electrical components are protected from water 2 Condenser coils must have an unlimited supply of air 3 For ground level installation use a level prefabricated pad or use a level concrete slab Do not tie the slab to the building foundation The heat pump unit foundation should be raised to a minimum of 3 above finish grade In areas which have prolonged periods of temperature below fre...

Page 10: ...mbustion air inlet or vent outlet Clearance to Combustibles Clearance for Service Access Front of unit 0 in 24 in Back of unit 0 in 0 in Left side 0 in 24 in Right side from vent hood 12 in 24 in Base of unit 0 in 0 in Top of unit 0 in 48 in Minimum clearance to combustible material below the flue is 10 inches to allow proper dissipation of flue gasses and temperatures For any future service insta...

Page 11: ...ust be consistent with the National Fuel Gas Code Z223 1 or CAN CGA B149 1 2 The products of combustion are discharged through a screened opening on the gas heat side panel The horizontal vent system shall terminate at least 4 feet below 4 feet horizontally from or 1 foot above any door window or gravity air inlet into the building The vent system shall terminate at least 3 feet above any forced a...

Page 12: ...ian Installation Codes to correct improper operation of common venting system Duct System The duct system should be designed and sized according to the methods in the Air Conditioning Contractors of America ACCA manual that is most appropriate to the installation application A closed return air duct system shall be used This shall not preclude use of economizers or outdoor fresh air intake It is r...

Page 13: ... enough to fill drain trap and line Drain lines should be hand tight only Do not use tools to tighten fitting into drain CAUTION Minimum Pitch 1 in 25 Per 10 3048 mm of Line Open Vent Unit Trap must be deep enough to offset maximum static difference generally 3 inches 76 mm minimum In addition the drain line must be supported if longer than 10 feet Trap must be primed at start up Mounting Frame Fi...

Page 14: ...st conform to the safety standards of the National Fire Protection Association For satisfactory operation LP propane gas pressure must be a minimum of 11 w c at the unit under full load Complete information regarding tank sizing for vaporization recommended regulator settings and pipe sizing is available from most regulator manufacturers and LP propane gas suppliers Check all connections for leaks...

Page 15: ...ical fixtures or appliances Follow the manufacturer s instructions enclosed with thermostat for general installation procedure Color coded insulated wires 18 AWG should be used to connect the thermostat to the unit Compressor Units are shipped with compressor mountings factory adjusted and ready for operation Do not loosen compressor mounting bolts CAUTION Figure 6 Typical Wiring Connections R G W...

Page 16: ...n the downstream side of the gas valve and connecting a water manometer or gauge Under no circumstances should the final manifold pressure vary more than 0 3 w c from the above specified pressures To adjust the regulator turn the adjusting screw on the regulator clockwise to increase pressure and input or counterclockwise to decrease pressure and input See Figure 7 to assist in locating the regula...

Page 17: ... flame sensor leads at the ignition control b Remove the screws that secure the burner box assembly to the vest panel and remove the assembly from the unit c Remove the screws that fasten the burner rack and bottom shield assembly to the burner box Burners are now accessible for removal d To Reassemble Reverse above steps 7 After reassembly of all parts is complete and all wires are reconnected op...

Page 18: ... These jumper selections are activated only when W1 is energized CONTINUOUS FAN When the thermostat is set for Continuous Fan operation and there is no demand for heating or cooling the blower control will provide 50 percent of the COOL CFM selected DEHUMIDIFICATION The blower control includes an HUM terminal which provides for connection of a humidistat The JV1 resistor on the blower control must...

Page 19: ...temperature increases Table 3 Sensor Temp Resistance Range Coil Sensor The coil temperature sensor considers outdoor temperatures below 35 F 37 C or above 120 F 48 C as a fault If the coil temperature sensor is detected as being open shorted or out of the temperature range of the sensor the board will not perform demand or time temperature defrost operation and will display the appropriate fault c...

Page 20: ...valve is de energized the Y1 circuit is energized and the coil temperature is below 35 F 2 C the board logs the compressor run time If the board is not calibrated a defrost cycle will be initiated after 30 minutes of heating mode compressor run time The control will attempt to self calibrate after this and all other defrost cycle s Calibration success depends on stable system temperatures during t...

Page 21: ... period 30 seconds nominal 3 When the pre purge period has expired the ignition control energizes the main gas valve and spark electrode for a period of 10 seconds 4 If the flame sensor does not sense that a flame has been established in the 10 second interval then the ignition control will de energize the gas valve and begins a 30 second interpurge period then initiates another trial for ignition...

Page 22: ...lve coil is open 4 Flash Four flashes in 2 seconds with 1 second pause High limit or rollout switch open 5 Flash Five flashes in 2 5 seconds with 1 second pause Flame sensed and gas valve not energized 6 Flash 6 Flashes in 3 seconds with 1 second pause Rollout switch open Steady Internal failure Micro controller failure self check Table 5 Fault Codes Secure Owner s Approval When the system is func...

Page 23: ...lained in Burner and Burner Orifice Instructions on Page 17 Vacuum and or brush as required Vent Outlet Visually inspect vent outlet periodically to make sure that there is no buildup of soot or dirt If necessary clean to maintain adequate opening to discharge flue products Heat Exchanger With proper combustion adjustment the heat exchanger of a gas fired furnace will seldom need cleaning Sooting ...

Page 24: ...7 277 299 321 344 368 394 420 448 476 60 247 267 288 310 333 357 381 408 434 462 491 Table 6 Cooling Performance HP DF Models 70 Deg F Return Air Air Temperature Entering Evaporator Coil Degree F COOLING INPUT 1000 BTU Pressure 0 5 10 17 20 25 35 40 47 50 55 60 24 Suction 39 43 48 56 60 67 82 90 102 108 118 129 36 27 32 38 46 50 56 71 79 91 96 106 115 48 34 38 43 50 54 61 76 84 97 103 113 124 60 3...

Page 25: ...507640 05 Page 25 of 25 Issue 2245 Wiring Diagrams Figure 10 DF Wiring Diagram ...