AHRI 5450 Series, Installation & Operating Instructions Manual

Page 1: ...HC 8450 8450HC Heat Pump Pool Spa Heater NOTE The instructions in this manual are for the use of qualified individuals specially trained and experienced in the installation and maintenance of this type of equipment and related system components Installation and service personnel are required by some states to be licensed Persons not qualified shall not attempt to install service or maintain this e...

Page 2: ...gated community locked access at house guard dog etc date of installation of the new unit name and phone number of the professional and licensed entity that performed the installation for you Fig i Model and Serial Number Location With all of the above information in hand please feel free to call us at 800 260 2758 and ask to register your brand new heat pump or Online http warranty raypak com You...

Page 3: ...in heated water Unless controlled they can lead to excessive chlorine level which can damage your heater Further advice should be obtained from your pool or spa builder accredited pool shop or chemical supplier for the correct levels for your water Recommended Level s Fiberglass Pools Fiberglass Spas Other Pool Spa Types Water Temp Deg F 68 to 88 89 to 104 68 to 104 pH 7 3 to 7 4 7 3 to 7 4 7 6 to...

Page 4: ...ation 30 3 Way Valve Control 30 Battery Back up 31 High Water Temperature Limit 31 High Pressure Switch Lockout 31 Low Pressure Switch Lockout 31 Water Pressure Switch 31 Sequence of Operation 31 Digital Controls Operating Instructions 32 To Increase or Decrease the Desired Water Temperature Pool or Spa Mode 32 Select Temperature in C or F 32 Heat Cool Operation 32 System Start Up 32 Seasonal Star...

Page 5: ...es should never exceed 104 F 40 C A temperature of 100 F 38 C is considered safe for a healthy adult Special cau tion is suggested for young children 2 Drinking of alcoholic beverages before or during spa or hot tub use can cause drowsiness which could lead to unconsciousness and subsequently result in drowning 3 Pregnant Women Beware Soaking in water over 102 F 39 C can cause fetal damage during ...

Page 6: ...unre stricted air discharge DO NOT install the unit under a porch or deck Refer to Fig 1 Recirculation of cold discharge air back into the evaporator coil will greatly reduce the unit s heat ing capacity and efficiency To minimize water piping locate the unit as close as possible to the existing pool pump and filter Irrigation water should be directed away from the heat pump pool heater irrigation...

Page 7: ...areas where freezing tempera tures can be encountered drain the water circuit to prevent possible freeze up damage Refer to Freeze Protection section on pg 33 for proper pro cedures If the location of the HPPH is below the water line of the pool the Water Pressure Switch WPS or Water Flow Switch WFS might need to be adjust ed or an external WFS might be needed For high wind installation requiremen...

Page 8: ...MMATICAL PURPOSES ONLY 18 GA ASTM A653 PAINTED CONTROL COVER N T S ELEVATION TIE DOWN CLIPS B D A C 3000 PSI MIN CONCRETE BY OTHERS TYP ANCHOR PER SCHEDULE LOUVER PANEL TYP UNIT BASE PAN UNIT BASE PAN UNIT BASE PAN INTERNAL POST ADJACENT TO CONTROL BOX A C ARE SIMILAR AND OCCUR ON OPPOSITE FACES DIM 1 DIM 2 DIM 4 DIM 3 CLIP A CLIP B CLIP D CLIP C CONTROL BOX CLIP OFFSET DIMENSION SHALL BE TAKEN FR...

Page 9: ...consid erations necessary for circuits supplying hermetic refrigeration motor compressors WARNING This unit MUST be installed using flex ible conduit for supply wiring to the unit This will allow movement of the conduit whenever the junc tion box is removed for service see instructions on page 38 This unit is pre wired to work with external control sys tems heat on demand options and other externa...

Page 10: ...inue Please refer to the plumbing diagrams starting on pg 40 for further instruction Please note that some municipalities do not allow the use of a shut off valve on the effluent outlet side of any heating equipment especially when there is one on the inlet side These entities typi cally instead allow a PVC tee and spring check valve on the effluent outlet side This is allowed by Raypak and can al...

Page 11: ... Pump control Yes or No and then what type of control 4 speed control or variable speed control 2 3 way valve control Yes or No and 3 Auxiliary control Yes or No and then what type External Heat Auxiliary Output or Remote Output Once these choices are made then additional infor mation relating to the establishing of pump periods pump speeds during each period and Return Suction Valve positions dur...

Page 12: ... tables outlines the items noted on the display in HEAT ONLY POWER DEFROST and HEAT COOL configurations the default values and range of adjustable values as well as a brief description of the feature length of time for the timed SPA heating operation Pressing the UP button will increase the timer in 15 minutes increments up to a total of 6 hours maxi mum Pressing the DOWN button will decrease the ...

Page 13: ... this denotes the selected pump output which con nects to the pump for the selected speed for this pump period On Variable speed pumps this denotes the PWM signal to be provided to the pump for pump operation Return Valve 1 Pool Spa Pool User Select the position of a 3 way valve located between the HPPH and the Pool Spa for this scheduled pump period Suction Valve 1 Pool Spa Pool User Select the p...

Page 14: ...a for this scheduled pump period Suction Valve 3 PoolSpa Pool User Select the position of the 3 way valve located between the Pool Spa and the Pump for this scheduled pump period Pump On Time 4 12 00A 11 59P User Select ON time for Pump Period 4 to take effect Pump Off Time 4 12 00A 11 59P User Select OFF time for Pump Period 4 to stop Pump Speed 4 1 4 if 4 Speed Enabled 0 100 if Variable Enabled ...

Page 15: ...d pumps this denotes the PWM signal to be provided to the pump for pump operation Return Valve 1 Pool Spa Pool Installer Select the position of a 3 way valve located between the HPPH and the Pool Spa for this scheduled pump period Suction Valve 1 Pool Spa Pool Installer Select the position of the 3 way valve located between the Pool Spa and the Pump for this scheduled pump period Pump On Time 2 12...

Page 16: ...led 0 100 if Variable Enabled Installer On 4 speed pumps this denotes the selected pump output which con nects to the pump for the selected speed for this pump period On Variable speed pumps this denotes the PWM signal to be provided to the pump for pump operation Return Valve 4 Pool Spa Pool Installer Select the position of a 3 way valve located between the HPPH and the Pool Spa for this schedule...

Page 17: ...a temperature It is displayed whenever EXV is enabled Water Temp View Only degrees F or C Installer Service Displays the water temperature sen sor value used for temperature operation Installer Menu Yes or No No Select YES and press the MENU but ton to gain access to additional programming selections in this Installer Service Sub menu Select No and the next MENU button press returns to the Set Cur...

Page 18: ...e 1 Type 2 Installer Service Sub menu Set at the factory on new units Select Disabled if unit equipped with TXV for board replacement EXV Type 1 is 500 step EXV EXV Type 2 is 1600 step EXV Change EXV to Yes No Installer Service Sub menu This screen asks if you really want to change the EXV setting the UP or DOWN button must be pressed to show YES before the EXV type will be changed Brownout Detect...

Page 19: ...3 way valve located between the HPPH and the Pool Spa for this scheduled pump period Suction Valve 1 Pool Spa Pool Installer Select the position of the 3 way valve located between the Pool Spa and the Pump for this scheduled pump period Pump On Time 2 12 00A 11 59P Installer Select ON time for Pump Period 2 to take effect Pump Off Time 2 12 00A 11 59P Installer Select OFF time for Pump Period 2 to...

Page 20: ...led 0 100 if Variable Enabled Installer On 4 speed pumps this denotes the selected pump output which con nects to the pump for the selected speed for this pump period On Variable speed pumps this denotes the PWM signal to be provided to the pump for pump operation Return Valve 4 Pool Spa Pool Installer Select the position of a 3 way valve located between the HPPH and the Pool Spa for this schedule...

Page 21: ... EXV is enabled Water Temp View Only degrees F or C Installer Service Displays the water temperature sen sor value used for temperature operation Installer Menu Yes or No No Select YES and press the MENU but ton to gain access to additional programming selections in this Installer Service Sub menu Select No and the next MENU button press returns to the Set Current Time screen Pump Operation 4 Spee...

Page 22: ...el Type HEAT ONLY POWER DEFROST HEAT COOL HEAT COOL Installer Service Sub menu Set at the factory Will need to be set by Installer during any replacement of the control board EXV Disabled Type 1 Type 2 Disabled Installer Service Sub menu Set at the factory on new units Select Disabled if unit equipped with TXV for board replacement EXV Type 1 is 500 step EXV EXV Type 2 is 1600 step EXV Change EXV ...

Page 23: ...pa Pool Installer Select the position of a 3 way valve located between the HPPH and the Pool Spa for this scheduled pump period Suction Valve 1 Pool Spa Pool Installer Select the position of the 3 way valve located between the Pool Spa and the Pump for this scheduled pump period Pump On Time 2 12 00A 11 59P Installer Select ON time for Pump Period 2 to take effect Pump Off Time 2 12 00A 11 59P Ins...

Page 24: ...led 0 100 if Variable Enabled Installer On 4 speed pumps this denotes the selected pump output which con nects to the pump for the selected speed for this pump period On Variable speed pumps this denotes the PWM signal to be provided to the pump for pump operation Return Valve 4 Pool Spa Pool Installer Select the position of a 3 way valve located between the HPPH and the Pool Spa for this schedule...

Page 25: ... EXV is enabled Water Temp View Only degrees F or C Installer Service Displays the water temperature sen sor value used for temperature operation Installer Menu Yes or No No Select YES and press the MENU but ton to gain access to additional programming selections in this Installer Service Sub menu Select No and the next MENU button press returns to the Set Current Time screen Pump Operation 4 Spee...

Page 26: ...temperature is meas ured Off allows operation at any ambient temperature Set Model Type HEAT ONLY POWER DEFROST HEAT COOL HEAT COOL Installer Service Sub menu Set at the factory Will need to be set by Installer during any replacement of the control board EXV Disabled Type 1 Type 2 Disabled Installer Service Sub menu Set at the factory on new units Select Disabled if unit equipped with TXV for boar...

Page 27: ...nd begins when the water temperature is 0 5F or more colder or 0 5F or more hotter in cooling mode than the setpoint Additional Features Pump Control The control is equipped to operate the system pump The control provides for an output for a single speed pump 0 75A 24VAC maximum as well as an out put for a variable speed pump 10mA 12 VDC Four signals are provided for selection of 4 discrete speeds...

Page 28: ...or solar This feature is ideal for when using a HEAT PUMP GAS HEATER combo where a Gas Heater will be providing back up heating for your Heat Pump Pool Heater Gas Heaters are usually used to assist when the tem perature is too cold for a Heat Pump Pool Heater to heat the pool spa water effectively on its own or when the target temperature will require a larger amount of BTUs than what the Heat Pum...

Page 29: ...de This func tionality will override all other program settings for the period of time selected by the user during the TIMED SPA initiation 1 To activate the TIMED SPA feature press the MENU button until TIMED SPA is displayed on the top line of the display 2 Press the UP or DOWN buttons to select the desired duration of spa heating up to a maximum duration of 6 hours in 15 minute increments 3 The...

Page 30: ...ving cur rent and baseline ambient temperatures and current and baseline coil temperatures when the coil temper ature drops below the Defrost Temp set in the Installer Service sub menu Factory default is 35F The control shuts off the fan and activates the revers ing valve so the hot refrigerant gas is directed to the coil to defrost the coil When the coil sensor sees tem peratures above the Def Te...

Page 31: ...the control contacts is 0 75A at 24VAC maximum Battery Back up The control is equipped with a battery to maintain con trol settings through power outages This is located on the upper right rear corner of the control Replace as necessary with a BR2032 3V battery High Water Temperature Limit The control is equipped with a high water temperature limit which will shut off operation of the compressor i...

Page 32: ...ompatible with most 2 wire and 3 wire con trol automation systems Digital Controls Operating Instructions The electronic board has the capability of memorizing two different programmed temperature settings as follows For a pool maximum 95 F 35 C For a spa maximum 104 F 40 C To Increase or Decrease the Desired Water Temperature Pool or Spa Mode With the MENU in either Pool or Spa mode simply press ...

Page 33: ...ch with the single screw at the top center of each panel 5 Backwash or otherwise clean the pool filter If nec essary clean the skimmer basket and pump strainer 6 Set the valves to ensure proper water flow through the unit NOTE At the beginning of the heating season or whenever the pool water temperature is to be raised several degrees the pool pump and heat pump pool heater may need to operate con...

Page 34: ...sate drain hole locations NOTE The heat pump pool heater MANUFACTUR ER IS NOT RESPONSIBLE for maintenance adjustments 2 If condensation becomes a problem optional drain pans may be available from your heat pump pool heater distributor or pool dealer Troubleshooting If your unit does not operate or simply does not heat your pool water Fault Messages on the front control panel can provide valuable c...

Page 35: ... set on the thermo stat and that it is higher than the current water temperature Have you waited approximately 5 minutes for the time delay After the unit has been running and then shut OFF for any reason there is a delay before operation can begin again The display will read Comp Start Delay when this 5 minute delay is active NOTE The heat pump pool heater will not run when the Remote position is...

Page 36: ... the compressor is under a 5 minute delay before turning On This can be bypassed by pressing the UP and DOWN buttons simultaneously Nothing wrong just notification as to why the unit is not current ly operating Valve Chng Delay Notification that the 3 way valves are being commanded to change positions Pool to Spa or Spa to Pool Nothing wrong just notification as to why the unit is not current ly o...

Page 37: ...r not operating due to low 24VAC power supply Voltage must be greater than 17VAC for 4 seconds before com pressor operation is enabled Check supply power to unit and check 24VAC from transformer Replace correct as necessary Hi Water Temp Water temperature sensor reads at or above 108F 42C Compressor is prevented from operating Temperature measured on water sensor must be below 103F AND the UP butt...

Page 38: ... values as noted in Table D E or F This operation changes all adjustable settings to facto ry default settings Enter the Installer Service Mode by holding the MODE and UP buttons for 3 seconds Scroll through the information until you reach the Installer Menu screen NOTE The MANUFACTURER IS NOT RESPON SIBLE for these adjustments NOTE The Service number is 800 260 2758 press the UP or DOWN button un...

Page 39: ... access as desired Fig 9 Sheet Metal Screws to remove Junction Box Panel WARNING Care must be taken with the fan and compressor wires when removing junction box 10 After service reposition the junction box and insert the top first and lift up until the bottom slides into place against the cabinet and the panel where the Inlet Outlet water connections are secured 11 Reinstall the compressor wire re...

Page 40: ... INTRODUCTION CHECK VALVE FILTER WATER IN TO POOL OR SPA Fig 10 For systems with pumps of less than 2 HP under 80 gpm no external bypass is required Connections are 2 inch unions Plumb the heat pump pool heater AFTER the filter and BEFORE any chlorinators ...

Page 41: ...SPA Fig 11 For systems with pumps of 2 HP or greater over 80 gpm an external bypass is required Adjust the bypass valve to divert a minimum of 40 gpm through the heat pump pool heater Connections are 2 inch unions Plumb the heat pump pool heater AFTER the filter and BEFORE any chlorinators ...

Page 42: ...42 Fig 12 Pool Piping for Heat Pump Pool Heater and Gas Pool Heater ...

Page 43: ...43 Fig 13 Pool Piping for Heat Pump Pool Heaters Multiple Primary Secondary UNITS UNITS UNITS EXTEND 12 PAST HEATER INLET FOR HYDRAULIC BALANCING ...

Page 44: ...44 Wiring Diagram 208V 230V Single Phase Digital Models NC NO COM L1 L2 L2 BK TO TRANSFORMER R BK L2 L1 INSERT A VOLTAGE MONITOR W BL BK O R ...

Page 45: ...45 Wiring Diagram 208V 230V Three Phase Digital Models ...

Page 46: ...old the UP and DOWN buttons for 3 seconds to enter the Remote Mode 4 When in the Remote Mode the maximum setpoint is the SPA MAX TEMP Spa POOL MAX TEMP Pool 5 Press and hold the UP and DOWN buttons for 3 seconds to exit the Remote Mode 6 The digital board will default to the OFF mode allowing the user to select the appropriate mode under local control 2 Wire Controllers For Chill Mode Heat Cool Mo...

Page 47: ...to 0 1F or 0 1C resolution The water temperature used for thermostat deci sions is the average of the 2 thermistors 10K sensors are used for the Ambient Air Temperature sensor the Coil Temperature sensor and Aux Heat Temperature sensor field supplied when necessary The sensor has a measurement error of less than 0 5F between 36F and 110F temperatures The control displays 10K sensor temperatures to...

Page 48: ...Raypak Inc 2151 Eastman Avenue Oxnard CA 93030 805 278 5300 Fax 805 278 5468 Heat Pump Service 1 800 260 2758 Litho in U S A 48 ...