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Hayward/Summit Heat Pump

Troubleshooting Guide

Содержание HCB110BTA

Страница 1: ...Hayward Summit Heat Pump Troubleshooting Guide 2012 Hayward Industries ...

Страница 2: ...Leave Blank Inside Front Cover ...

Страница 3: ...d as HeatPro are built on the Summit platform Use Summit wiring diagrams and error codes in your diagnostics Summit HeatMaster EnergyTherm EasyTemp SUM25TA SUM3TA SUM3TAC SUM4TA SUM4TAC SUM5TA SUM5TAC SUM8TA HML50TA HML65TA HML65TAC HML80TA HML80TAC HML110TA HML110TAC HML125TA HET50BTA HET65BTA HET110BTA HET125BTA HCB50BTA HCB65BTA HCB65BTAC HCB80BTA HCB80BTAC HCB110BTA HCB110BTAC ...

Страница 4: ...rror Codes HI HP 8 Summit EasyTemp HeatMaster Wiring Diagram 23 Common Error Codes PO OP 9 Summit EasyTemp HeatMaster Setup Menu 24 Common Error Codes Pc SH 10 Heat Pump Specifications 25 Common Error Codes dPO cOP 11 Flow Charts PS Flo 26 Common Error Codes dPc cSH 12 Flow Charts HI HP 27 Temperature Resistance Charts 13 Flow Charts OP PO SH Pc 28 Common Error Codes Flo PS 14 Flow Charts cOP dPO ...

Страница 5: ...eating and cooling in that they contain refrigerant As such service personnel should observe EPA regulations for refrigerant handling Pool heat pumps operate on 240 volts A C There is a risk of electric shock at all terminals and the heat pump should only be serviced by trained personnel To use this guide determine the model number of the heat pump and the nature of the problem Refer to the Table ...

Страница 6: ...uit of the heat pump Hayward Heat Pro units have a 5 minute delay during which no operation will occur Summit brand units have a 3 minute delay but the fan will come on immediately once the heat pump is turned on and the thermostat raised to a setpoint above the pool temp The time delay will delay the start of the heat pump any time power is interrupted to the heat pump When the heat pump satisfie...

Страница 7: ...s will result in lower low side suction pressures High Side 290 400psi Higher water temperatures will result in higher high side discharge pressures Normal Air Temperature Differential This is the difference in the temperature of the air entering the coil ambient air and the air being discharged out the top by the fan 15 20 degrees Fahrenheit Low relative humidity and or lower than normal ambient ...

Страница 8: ... to drain this water away if it is a problem In most installation situations however this moisture simply runs off the pad and is absorbed into the ground Best Methods to Determine if Heat Pump is Actually Leaking 1 If the heat pump is leaking it will continue to leak even when the heat pump is not running If the water you are seeing is condensation from the evaporator coil it will dry up in a few...

Страница 9: ...e desired temperature is set on the heat pump attach the 3 wires from your remote to the 3 4 and 5 terminals on terminal block TB201 Attach the pool wire to terminal 3 the common wire to terminal 4 and the spa wire to terminal 5 Set both the pool and spa desired temperature on the heat pump before turning on the remote Once the remote is calling for pool or spa you will not be able to change the f...

Страница 10: ... Set Select button until Loc appears Release the Set Select button Press up arrow until 50 appears This unlocks the set up menu Release up arrow Press and release Set Select button 5 times or until P_S appears Press up or down arrow until E appears Heat pump is now ready for remote operation Note Move quickly between steps if the temperature shows on display you will have to start over Loc Attach ...

Страница 11: ...charge to full charge Allow several days to as long as several leaks weeks depending on apparent severity of leak with normal heat pump operation for the dye to leak out with the refrigerant and return with UV light to determine leak location Once leak is located Repair leak evacuate system to a minimum 500 micron vacuum and recharge to factory charge on data plate Other causes of LP error code An...

Страница 12: ...y rise to 590PSI while at the same time the low pressure will quickly drop Refrigerant Overcharge Overcharge of the heat pump is unlikely but not impossible Heat pumps do not leave our factory overcharged so the only way it can occur is if service has been previously performed on the system and the technician overcharged the refrigerant after or during a repair To determine if this is the issue re...

Страница 13: ...ace the sensor If sensor reads the correct resistance for the temperature of the water replace control board SH Pc Pc SH on Display Pc or SH is an indication of an shorted water temperature sensor Summit style heat pumps use a 4 8k ohm sensor and HeatPro heat pumps use a 10k ohm sensor HeatPro Display Summit Display Troubleshooting Pc SH The most common cause of Pc or SH error code is a shorted wa...

Страница 14: ...lace the sensor If sensor reads the correct resistance for the temperature of the water replace control board dPc cSH on Display Pc or SH is an indication of an shorted water temperature sensor Summit style heat pumps use a 4 8k ohm sensor and HeatPro heat pumps use a 10k ohm sensor cSH HeatPro Display dPc Summit Display Troubleshooting dPc cSH The most common cause of Pc or SH error code is a sho...

Страница 15: ...2 2 489 135 0 57 4 2 752 130 0 54 7 3 049 125 0 51 9 3 382 120 0 49 2 3 758 115 0 46 4 4 183 110 0 43 7 4 664 105 0 40 9 5 208 100 0 38 2 5 827 95 0 35 4 6 53 90 0 32 7 7 333 85 0 29 9 8 249 80 0 27 2 9 297 75 0 24 4 10 5 70 0 21 7 11 882 65 0 18 9 13 473 60 0 16 2 15 31 55 0 13 4 17 435 50 0 10 7 19 9 45 0 7 9 22 764 40 0 5 2 26 1 35 0 2 4 29 998 30 0 0 3 34 561 25 0 3 1 39 919 20 0 5 8 46 225 15...

Страница 16: ...ty of the flow switch with an Volt Ohm meter See Below Disconnect wires from water pressure switch and with the pool pump running and any bypasses closed check for continuity through the switch not through the wires If there is no continuity try adjusting the switch slightly by turning the thumbscrew counterclockwise 1 full turn If there is still no continuity replace switch If switch is closed bu...

Страница 17: ...ue and yellow wires replace control board On HeatPro units if 24 volts are present check for blown fuse on interface board If fuse is good replace control board Common causes of blown fuse or bad transformer are pinched or shorted low voltage wires to low and high pressure switches Check all wiring for short or ground Contactor coil shorted or grounded Contactors should have approx 10 Ohms resista...

Страница 18: ...e of 29 F the control board cuts the compressor off but leaves the fan running for 15 minutes the display will show only the water temperature during this time If temperature of sensor is 50 F or above after 15 minutes the will compressor restart and the heat pump is operating normally If the temperature has not reached 50 F the heat pump will go through up to 2 more 15 minute cycles If after the ...

Страница 19: ... that would normally go into the condenser to flow into the liquid line downstream of the TXV As the suction pressure drops below 98 psi 31 F loss of pressure from the suction line on the diaphragm E will result in the HGBP valve opening to allow hot gas to enter the liquid line downstream of the TXV This will keep the suction pressure up and the evaporator temperature above the defrost point allo...

Страница 20: ...Note HP50TA built on Summit platform Use SUM25TA parts list HP21404T built on Summit platform Use SUM8TA parts list HeatPro Exploded View ...

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Страница 24: ...HeatPro Wiring Diagram Note HP21404T and HP50TA are built on the Summit Platform Use Summit wiring diagram for reference ...

Страница 25: ...Summit HeatMaster EnergyTherm EasyTemp Wiring Diagram ...

Страница 26: ...F Set high pool limit using up or down arrows SHL Set high spa limit using up or down arrows 61 104 F CAL Calibrate water temperature sensor 5 F CAD Calibrate coil temperature sensor 5 F P_S N DB1 Calibrate temperature differential dead band between on and off 0 2 2 F Press down arrow for normal operation OR E Press up arrow for external controller Not used Combination Key Functions Set Dn Bypass ...

Страница 27: ...SUM25TA HML50TA HCB50BTA SUM3TA HML65TA HCB65BTA SUM4TA HML80TA HCB80BTA HET80BTA SUM5TA HML110TA HCB110BTA HET110BTA HML125TA HCB125BTA HET125BTA SUM8TA Refrigerant Type R 410A R 410A R 410A R 410A R 410A R 410A Factory Charge 3 LBS 0 OZ 3LBS 11 OZ 3 LBS 12 OZ 5 LBS 5 OZ 5 LBS 12 OZ 5 LBS 13 5 OZ Factory Test Pressure 440 PSIG 440 PSIG 440 PSIG 440 PSIG 440 PSIG 440 PSIG Compressor Amps 10 5 21 2...

Страница 28: ...er pump running YES Check all connections at display board and wire harness Connections OK NO With meter attached to terminals on pressure switch adjust dial on switch counter clockwise until switch closes reading of zero Ohms Switch closed zero Ohms NO Correct connections Replace display board and wire harness Replace pressure switch NO YES Unit operates YES Note Always check operation of pressur...

Страница 29: ...ult At higher outdoor and water temperatures a higher flow rate may be required for proper operation The unit requires a minimum of 30 GPM but may require more under these conditions Note 1 NO Check all wires and connections from HP switch to control board Wires and connections OK YES Replace control board YES Correct wiring NO See notes 1 and 2 below HI HP after the heat pump has run for a few se...

Страница 30: ...m water temperature sensor to control board or interface board Wiring OK YES Correct wiring NO YES Check for loose wires from coil temperature sensor to control board or interface board Wiring OK Coil Sensor failure Check sensor with values in Chart pg 11 If values are not correct replace sensor If values are correct replace control board cSH dPc YES Correct wiring NO Flow Chart cOP dPO cSH dPc cO...

Страница 31: ...trol board YES Perform leak check on heat pump Leak found NO YES Repair leak evacuate system to 500 microns vacuum and recharge with refrigerant NO YES Refer to alternative leak detection methods section on page 25 NO Temp too low Allow temp to warm to 50 F Does fan come on when heat pump runs YES Attach gauges to heat pump Does suction pressure fall below 80PSI when heat pump is running Heat Pump...

Страница 32: ...essure you can use in this method is on the data plate of all heat pumps This is the pressure Hayward pressurizes the system to during manufacture The majority of leaks can be found using one or both of these methods Unfortunately at times a leak may still remain elusive even at the hands of the best technician A third proven method is to inject a fluorescent dye into the system and use an ultravi...

Страница 33: ...Leave Blank Inside Back Cover ...

Страница 34: ...Leave Blank Outside Back Cover ...

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