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Manual Heat Pump Model HHPM-V.2- SEP 2012

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Use only copper conductors for all field wiring.

External Supply should have isolating switch or breaker for unit service and circuit protection.

Supply wiring enter the cabinet at the bottom of the control board side . The terminal block in the unit
control panel is provided for incoming line conductors. Refer to the wiring diagram attached to the unit.

Figure 3 Typical wiring diagram for standard unit

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Содержание HHPM SERIES

Страница 1: ...2 HHPM SERIES Installation Operation Maintenance Service Manuals Energy Master Co Ltd 450 10 Soi Phaholyothin 35 Phaholyothin Rd Ladyao Chatuchak Bangkok 10900 Tel 0 2512 3471 Fax 0 2512 3470 E mail i...

Страница 2: ...ure 7 3 2 Inspection 7 3 3 Specifications 7 3 5 Electrical 10 3 6 Condensate Drain 16 3 7 Tank Temperature Sensor 16 3 8 Ducting 17 4 Heat Pump Controller 19 4 1 Homepage 19 4 2 Status Display Page 20...

Страница 3: ...for service 32 7 3 Leak Repair Brazing 33 7 4 Removal of existing refrigerant 33 7 5 Removal of defective components 33 7 6 Installation of new components 34 7 7 Leak test 35 7 8 Evacuation 35 7 9 Re...

Страница 4: ...by written document and acknowledge by the carrier You must keep the delivery document with the carrier signature If you have any questions or need assistance please contact with distributor or Energ...

Страница 5: ...ure of the air supplied to the heat pump water can be heated using only fraction of the energy required by electric heater or gas Since the heat pump uses the same principle as an air conditioner it p...

Страница 6: ...tc the cool air produced by the heat pump is used to cool an occupied space while energy efficient hot water is being made When the cooled air by product is used the calculation of both the hot water...

Страница 7: ...terms a 100 ppm or less TDS good Quality drinking water b 500 ppm TDS marginally drinkable water c 1200 ppm TDS considered brackish water The Heat Pump Water Heater condensers are stainless steel pla...

Страница 8: ...Inspection Upon receipt of equipment inspect for damage of the packing Any damage found should be noted on delivery receipt After unpacking inspect for shortage or damage call the sole representative...

Страница 9: ...TEMP O C 70 70 70 70 70 AIR FLOW RATE m3 h cfm 2 890 1 700 4 250 2 500 6 801 4 000 8 500 5 000 10 194 6 000 COMPRESSOR TYPE SCROLL SCROLL SCROLL SCROLL SCROLL REFRIGERATION R 134a R 134a R 134a R 134a...

Страница 10: ...1650 1940 B 630 645 900 900 1150 C 190 210 210 250 345 D 685 795 890 1120 1325 E 165 170 250 280 270 F 840 940 1100 1160 1150 G 280 300 470 455 500 H 150 150 180 170 190 I 225 230 215 215 280 J 290 36...

Страница 11: ...aced and bolted on the 100mm channels steel rod shall be isolated from anchor with rubber Location Position the unit so that the evaporator air inlet and fan discharge outlet are unrestricted and so t...

Страница 12: ...olating switch or breaker for unit service and circuit protection Supply wiring enter the cabinet at the bottom of the control board side The terminal block in the unit control panel is provided for i...

Страница 13: ...Manual Heat Pump Model HHPM V 2 SEP 2012 12...

Страница 14: ...Manual Heat Pump Model HHPM V 2 SEP 2012 13...

Страница 15: ...Manual Heat Pump Model HHPM V 2 SEP 2012 14...

Страница 16: ...Manual Heat Pump Model HHPM V 2 SEP 2012 15...

Страница 17: ...nsor Heat pump water heater is controlled by a tank temperature sensor which senses storage tank temperature and turns the heat pump on and off to maintain a preset temperature The tank temperature se...

Страница 18: ...tion loss 0 12 in wc 100 ft and duct transition shall be gradually expanded to the duct with 0 6 metre transition duct length The external static pressure shall be 37 Pascal 0 15 in wc which is equiva...

Страница 19: ...ual Heat Pump Model HHPM V 2 SEP 2012 18 Figure 8 Recommended Duct Transition Size For Installation Model Recommend Minimum Square Duct Size for 1 Unit HHPM18 400 HHPM25 500 HHPM35 650 HHPM65 800 Unit...

Страница 20: ...omepage press this button to turn on and off At homepage press this alarm status At homepage press this button to see operating status At homepage press this button to enter setting parameter TANK 025...

Страница 21: ...Temperature Inlet W Inlet Water Temperature Press DESCRIPTION MEANING UNIT OPERATE Total runtime hour of heat pump COND Condensing Temperature EVAP Evaporating Temperature MAIN Main Current Ampere COM...

Страница 22: ...T PUMP 60 OUTLET DIFF SET DIFFERENTIAL OF OUTLET HOT WATER TEMP 1 HIGH T CUT OUT SET CUTOUT TEMP OF HOT WATER OUTLET IF TEMP SET THEN STOP HEAT PUMP 70 HIGH T CUT IN SET CUT IN TEMP OF HOT WATER OUTLE...

Страница 23: ...me Set Page Press to enter Press to select Time Setting Press to select Press then use to change value then press 2012 07 19 13 30 43 1 Time setting 2 Timer schedule 3 Exit 2012 07 19 13 30 49 1 Time...

Страница 24: ...e on Time on for automatically start heat pump Time off Time off for automatically stop heat pump 2012 07 19 13 31 18 1 Time setting 2 Timer schedule 3 Exit Week 1 2 3 4 5 6 7 TIMER ON 00 00 TIMER OFF...

Страница 25: ...p Overload Bearing failed Replace bearing or pump Pump lock Fan Overload Bearing failed Replace bearing or motor High Discharge Temp Too low refrigerant Fill refrigerant Too much superheat Adjust expa...

Страница 26: ...let hot water sensor Set min of control valve Replace outlet hot water sensor Unit is running but no hot water or reduce capacity Low evaporating pressure reading Duct is blocked Remove blockage Air f...

Страница 27: ...should be the first item checked during startup Use the Phase Sequence Indicator to correctly identify proper phase rotation of the incoming power supply conductors When the supply conductors are con...

Страница 28: ...n the inlet and out air The leaving air temperature should lower than the entering air temperature Monitor the liquid refrigerant sight glass It will probably indicate the presence of bubbles These sh...

Страница 29: ...e TXV prevent liquid refrigerant from returning to the compressor causing damage to the compressor responds to changing load conditions and keeps the heat pump running at optimum efficiency The TXV is...

Страница 30: ...99 28 71 63 20 18 117 54 36 196 36 54 306 33 72 65 67 19 121 22 37 201 58 55 313 49 73 68 21 20 124 98 38 206 89 56 320 78 74 70 80 21 128 80 39 212 32 57 328 19 75 NOTE Suction Superheat should be be...

Страница 31: ...sig The switches normally open contacts close to energize a latching relay This relay de energizes the main contactor High Preasure Cutout Stops the heat pump when refrigerant discharge pressure incre...

Страница 32: ...essure water stream 6 3 Evaporator Coil Drain Pan The drainpan and drain tube should be cleaned and checked regularly to prevent fouling The P trap should also be checked regularly If P trap is instal...

Страница 33: ...for service Deenergize all electrical power sources before attempting to service any heat point Brazing on any piping system ensure that it is depressurized and vented to atmosphere Only qualified re...

Страница 34: ...es when brazing On all copper to copper joints 15 silver solder should be used On all copper to steel or copper to copper plated steel joints 45 silver solder with paste flux should be used 7 4 Remova...

Страница 35: ...als or water enter any of the open piping or component ends On compressor replacements remove the 4 nuts from the mounting bolts On condenser replacements loosen and remove the copper coupling The def...

Страница 36: ...a minimum total of 3 hours preferably overnight At the end of this time period check the pressure reading of the gauges They should be unchanged from the previous leadings except for changes due to a...

Страница 37: ...eater if scale is so equipped Program scale to deliver 2 4 kg of refrigerant Energize Heat Pump Open the gauge isolation valves After the scale has metered the proper amount of refrigerant close the g...

Страница 38: ...tisfactorily Continue descaling action for 1 2 hour or until foaming stops then turn off the heat pump Areas with particularly hard water may require descaling with a stronger chemical Food grade clea...

Страница 39: ...the heat pump Place the heat pump inlet hose in the pail Position the outlet hose to discharge into a drain Apply power to the pump and allow fresh water to circulate through the heat pump for five 5...

Страница 40: ...________________________________________ CONDENSER PRESSURE BAR SUCTION PRESSURE BAR SUCTION GAS TEMPERATURE o C DISCHARGE GAS TEMPERATURE o C _________________________________________________________...

Страница 41: ...gent Yes No The dealer installer includeed one year service in his proposal Yes No The unit was purchased with an extended compressor warranty Yes No The unit was purchased with control option Yes No...

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