FlexPro AEH/18 Operational Instructions Download Page 1 | Manualshive

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Air to water heat pump

Operational Instructions

Model: AEH/

18

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Summary of Contents for AEH/18

Page 1: ...Air to water heat pump Operational Instructions Model AEH 18 ...

Page 2: ...6kW Rated current 9A Hot water supply 400 L h Water connection DN25 Max outlet water temperature 60 C Noise 55Db Dimensions 1120 x 490 x 1270mm Packing Dimensions 1200 x 520 x 1425mm Weight 175kg Recommended heating surface 150 sqm Power Supply 220V or 380V Compressor COPELAND Refrigerant R407C Hot water flow 5000 L h ...

Page 3: ... requirement GB18430 1 2001 Steam compressor cycle cooling water heat pump machine suit for industry and commerce using and relevant using GB18430 2 2001 Steam compress cycle cooling water heat pump machine household and similar purpose cooling water heat pump units Anti jamming degree complies with GB4343 2 1999 Printed Circuit Board comply with GB4588 1 and GB4588 2 s rule Ⅲ The The The The main...

Page 4: ...vel switch lead or probe middle water level switch lead or probe high water level switch lead or probe Low pressure switch high pressure switch water flow switch Water pressure switch Three phase AC A B C 2 2 2 2 Control Control Control Control board board board board output output output output Circulating pump contact current20A auxiliary electric heating contact current 8A Fan motor contact cur...

Page 5: ...rature of water tank touch again the preset temperature of water tank decrease The setting range of water tank is 20 to 60 2 2 2 2 4 4 4 4 Definite Definite Definite Definite time time time time setting setting setting setting Touch timer key enter definite time setting state First adjust the hour of the first period of definite time for power on then touch timer key again then adjust the minute o...

Page 6: ...n quit inquiry state if double compressor heat pump another 9 inquiry code can be inquired from b1 to b9 press setting key again quit inquiry state Please check following stable B B B B function function function function setting setting setting setting Under power on state press setting key over 3s when hear toot voice move away finger enter parameter setting state after parameter set press setti...

Page 7: ... temp allowed protect 70 135 90 p4 Electric expansion valve opening angle when defrosting 6 55degree 50 degree p5 Min opening angle of electric expansion valve 6 30degree 15 degree P6 Compensation of superheat degree 0 12 4 Code Description of fault of single compressor system Code Description of fault of double compressor system 01E wrong phase 01E wrong phase 02E Lack of phase 02E Lack of phase ...

Page 8: ... water supply valve close stop supplying water 3 after high water level close up stop supplying water If high water level has closed up before when it disconnect again not supply water at once it will supply water until middle water level disconnect Notice if L7 20 water supply is not controled by water temperature 1 1 3 water temperature controlling Range of water temperature controlling 35 60 1 ...

Page 9: ...c electric electric electric heating heating heating heating controlling controlling controlling controlling 2 1 2 1 2 1 2 1 Condition of auxiliary electricity heating startup A under heating hot water state B water tank temperature 5 preset temperature C water tank temperature 45 D environmental temperature L5 All of the above conditions are met at the same time the auxiliary electric heating sta...

Page 10: ...water water water pump pump pump pump Water pump turn on when heat pump running if heat pump stop postpone 30s then water pump stop if select instantly heating mode when water supply valve and thermostat turn on then cycle water pump turned off it just turn on when the water in tank need to reheat 6 four 6 four 6 four 6 four way way way way valve valve valve valve 4 way valve turn off at normal he...

Page 11: ...flow switch off then compressor and fan off 3 High exhaust temperature pretection when exhaust temperature 115 and last 30s system consider temperation is too high close output display error code 3 minutes later system can restart 4 High pressure protection when high pressure switch disconnect 3 times within an hour display panel show error code and alarm Then compressor off fan off cycle water pu...

Page 12: ...e water pump work 30s per 30 minutes 9 Water pressure switch protection cool water supply magnet valve open after controller detected water pressure switch off for 6s continuingly turn off all output show error code untill water pressure switch on System will restart 3 minutes later 10 10 10 10 Compressor over current protection after compressor started and runs for 6s test compressor current if c...

Page 13: ...lect ON side is single phase supply select number side is three phase supply Dial switch 2 select ON side is common heat pump select number side is swimming pool heat pump Dial switch 3 select ON side is non online select number side is online When select linkage if linkage switch on then pospone 16s cycle water pump start then 16s later fan start then 16s later compressor start Dial switch 4 sele...

Page 14: ...mp main main main main board board board board Remarks 1 Dial switch 1 select on side is 1phase supply select unmber side is 3phase supply Dial switch 2 select on side is common air source heat pump select number side is swimming pool heat pump Dial switch 3 select on side is hydronic heating mode select number side is direct outlet hydronic heating mode ...

Page 15: ...FAN PUMP KM1 FR1 C Crankcase heater red blue yellow A B C N TH1 TH2 TH3 TH4 TH5 TH6 TH7 1 2 3 4 5 6 4wV water flow switch TH7 TH6 TH5 TH4 TH3 TH2 TH1 power supply 3N380V 50Hz high pressure low pressure return water temp return gas temp outlet water temp exhaust gas temp environment temp evaporator coil temp water tank temp N H P P L 2 6 3 2MPa 0 15 0 3MPa control panel electric expansion valve 1 2...

Page 16: ...FR1 C Crankcase heater red blue yellow A B C N TH1 TH2 TH3 TH4 TH5 TH6 TH7 1 2 3 4 5 6 4wV water flow switch TH7 TH6 TH5 TH4 TH3 TH2 TH1 POWER SUPPLY 1N220V 50Hz high pressure low pressure return water temp return gas temp outlet water temp exhaust temp environment temp evaporator coil temp water tank temp N H P P L 2 6 3 2MPa 0 15 0 3MPa control panel electric expansion valve 1 2 3 4 ON DIP comp ...

Page 17: ...power supply input 3N380V 50Hz high pressure protection low pressure protection return water temp return gas temp2 return gas temp1 environment temp exhaust temp2 exhaust temp1 evaporator coil temp2 N H P P L 2 3 2 8MPa 0 05 0 15MPa control panel electric expansion valve 1 2 3 ON cycle water pump fan auxiliary electric heating water supply valve 4 way valve compressor1 double compressors system wi...

Page 18: ...the situation about problem the No of certification and inform our company then we will send person to repair it But the follow situations are beyond our free repair program 1 The forces of nature caused the problem A Flood earth quake typhoon snowstorm and thunder and lighting B Please clean up the inside water around condenser when not using it When temperature is below zero 5C degree and there ...

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