PolarHeat SHCW814G Скачать руководство пользователя страница 10

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E30

Failure

report

Suction temp sensor 1

failure

Sensor short or open

Secure connector or replace sensor

E32

System

Shutdown

Low outlet water temp

protection

Outlet water temp lower than

setting

Check pipeline filter, valve and water pump

head

E35

System

Shutdown

Compressor 1 overcurrent

Compressor 1 current exceeds

setting

Check compressor current

E36

System

Shutdown

Compressor 2overcurrent

Compressor 2 current exceeds

setting

Check compressor current

E39

Failure

report

EEPROM error

Restore to factory settings

E50

E51

E52

E53

E54

Failure

report

Heating/cooling

：

after valve

sensor 1 failure

Hot water

：

Inlet water temp

sensor failure

Sensor short or open

Secure connector or replace sensor

E55

Failure

report

Heating/Cooling

：

after

valve sensor 2 failure

Hot water

：

N/A

Sensor short or open

Secure connector or replace sensor

E56

E57

E63

E65

E66

E67

E68

E72

E73

E76

E77

E78

Содержание SHCW814G

Страница 1: ...Page 1 of 25 Single Dual System SHCW814G Controller of Air Source Heat Pump Water Heater Installation Manual Before installing the controller please read the instructions in detail ...

Страница 2: ...OFF state The electrical staff should connect the wires following safety instructions The input terminal is passive switching signal Do not connect to the power supply Attention should be paid to lightning protection Make sure that the water tank and the machine are well grounded during roof installation Please observe the principle of isolating strong and weak signals Use wires that meet the requ...

Страница 3: ...n line or probe line to avoid serious malfunction Do not touch the main board components directly with your hands so as to avoid conducting static electricity to damage the components The display screen of the wire controller is made of glass Attention should be paid to the protection to avoid breakage and damage Others In the desktop simulation debugging motherboard there is the risk of electric ...

Страница 4: ...1 25 Working Environment 25 70 85 RH Storage Environment 30 85 85 RH Switch Output Single Compressor Normal Temp Type 8 way relay Low Temp Type 10 way relay Single relay load 200W current 1A inductive load Total load of relay at the same common terminal 1kW current 5A Double Compressor Normal Temp Type 9 way relay Low Temp Type 11 way relay Switch Input Single compressor Normal Temp Type 8 passive...

Страница 5: ...rface 1 3 Spare Parts List Sequence No Name Model No Pcs Description 1 PCB SHXK814G1 1 Low Temp Single Compressor System 2 PCB SHXK814G2 1 Low Temp Double Compressor System 3 PCB SHCW814G1 1 Normal Temp Single Compressor System 4 PCB SHCW814G2 1 Normal Temp Double Compressor System 5 Display SHXK814 1 Touch Screen 12V DC 6 Commu nication Line 4 core 7M 1 Communication line connecting PCB and touch...

Страница 6: ... state of key lock and the symbol is displayed Press this key for 3 seconds to release the lock key status and the symbol disappears When setting clock timing parameter query and parameter setting press this key to exit the setting state This key can be used for parameter query parameter setting clock adjustment timing adjustment and temperature setting Press to increase the temperature setting va...

Страница 7: ...rost automatically C operating conditions hot water mode or heating mode mode key In hot water or heating mode press and hold this key for 3 seconds to turn on or cancel forced electric heating Heating Cooling models in the startup state press the mode key to switch the operation mode between cooling and heating modes General parameter query Query parameter method press and hold the query time key...

Страница 8: ...n status 1 A digital jump indicates normal communication d34 Communication status 2 A digital jump indicates normal communication d35 Weeks of Limited Use d36 Historical Fault 1 Latest d37 Historical Fault 2 d38 Historical Fault 3 d39 Historical Fault 4 d40 Historical Fault 5 d41 Historical Fault 6 Oldest d42 Evaporator coil temp 3 Reserved d43 Evaporator coil temp 4 Reserved d44 Suction Temp 3 Re...

Страница 9: ...ature exceeds the setting E13 System Shutdown Discharge gas temp 2 protection Discharge gas temperature 2 exceeds the setting Check if discharge gas temperature exceeds the setting E15 System Shutdown Water tank temp sensor failure Sensor short or open Secure connector or replace sensor E16 Failure report Evaporator coil temp sensor 1 failure Sensor short or open Secure connector or replace sensor...

Страница 10: ... compressor current E36 System Shutdown Compressor 2overcurrent Compressor 2 current exceeds setting Check compressor current E39 Failure report EEPROM error Restore to factory settings E50 E51 E52 E53 E54 Failure report Heating cooling after valve sensor 1 failure Hot water Inlet water temp sensor failure Sensor short or open Secure connector or replace sensor E55 Failure report Heating Cooling a...

Страница 11: ...emperature and the temperature after the valve Model Selection OFF Heating coo ling Do not detect water level Make up valve and return valve not valid ON Hot water Detect water level Make up valve and return valve valid Note 1 the dip switch is off on the digital side and on on the ON side 2 when single phase 220V is selected three phase protection will not be detected 3 the DIP switch is only det...

Страница 12: ...nique i e different and one unit address must be set to 1 i e master and the others are slave Each control board has the same function The master and slave can be set by dialing the module address on the control board When the address dial code is set to 1 the unit is specified as the master and the rest addresses are all slaves In addition to the functions of the slave the master also include the...

Страница 13: ...olled by the water tank temperature and the current water temperature is the water tank temperature 3 3 3 Division of cooling energy regulation area No Digital Input Digital Output Analog Input Analog Output Special Interface 1 End switch Enthalpy Valve Ambient Temp 1 Main EEV Display Panel interface 485 2 Water Flow Switch 1 Compressor Outlet Temp 2 Main EEV Modular Interface485 3 2 High Pressure...

Страница 14: ...the GPRS module interface of the master are respectively connected with A and B of the GPRS module interface of the slave The mode of connection with the main board of the module is similar The GPRS module is connected to the master See the wiring diagram for the location of GPRS module interface 3 5 SHXK814G1 wiring diagram of single system of low temperature unit Note For heating cooling model C...

Страница 15: ...urned off and then turned on 4 2 Fan Motor 220V 10A 1 Turn on the fan motor before starting the compressor 2 Turn off the fan motor after the compressor shuts down 3 In defrost mode the fan motor is controlled according to the defrosting logic Fan off unloading function in the hot water mode when the discharge gas temperature is P15 default 105 and the ambient temperature is 25 the fan turns off w...

Страница 16: ...y when the high and middle water level switches are disconnected can it be switched to temperature control water supply again 4 when the high water level switch is closed and the low water level switch is disconnected for 10 seconds the water level switch fault will be reported 4 6 return valve 220V 5A valid in hot water mode 4 6 1 regular return water 1 in the hot water mode when the return water...

Страница 17: ... water supply function is activated 2 after the water supply function is activated if the remote end has turned on the timed water supply function and the current time is within the set timed time range the water supply valve is turned on 3 if the display temperature is lower than the parameter item P08 2 or the remote end does not turn on the timed water supply function or the timed water supply ...

Страница 18: ...e electronic valve increases gradually with 8 pulses and it can reach the maximum value when the discharge gas temperature is lower than L11 2 it enters normal regulation Note the superheat and the minimum opening of the electronic expansion valve of the main circuit are divided into 5 areas according to the table below 5 2 auxiliary electronic expansion valve 1 after the enthalpy increasing valve...

Страница 19: ...ss and hold the query time timing confirmation key for 5 seconds This unit enters into forced defrost operation and defrosting symbol flickers 1 when the system enters defrost the panel displays defrosting 2 operation conditions in hot water heating mode only Note during defrosting there is no need for coordination between modules As long as defrosting conditions are met the module unit will enter...

Страница 20: ...ting pump is started for 60 seconds if inlet water temperature outlet water temperature is B03 default is 15 for a continuous 10 seconds the unit will shut down and enter the protection state displaying the fault 2 in the hot water heating mode after the circulating pump is started for 60 seconds if outlet water temperature inlet water temperature is B03 for a continuous 10 seconds the unit will s...

Страница 21: ...scharge gas temperature is B02 default 115 range 80 130 and lasts for more than 5 seconds the unit will stop and display the fault code 2 if the discharge gas temperature protection occurs three times in 1 hour the unit will enter the unit protect ion status and display the corresponding fault code 3 parameter A04 is for discharge gas temperature protection When 0 is selected the discharge gas tem...

Страница 22: ... increasing valve on amb ient temp 10 9 60 P12 Discharge temp to turn on injectio n valve 110 10 125 P13 Differential temp for injection valv e 15 0 50 P14 Chassis heating on ambient temp erature 5 9 21 Set to 9 to cancel this function P15 Temperature for discharge pressur e relief and fan shutdown 105 10 130 Set to 130 to cancel this function P16 Low pressure detection delay tim e 5min 1 15 P17 M...

Страница 23: ...H01 Cut in Ambient Temp 15 0 25 H02 Cut in Evaporator Coil Temp 3 19 5 H03 Cut out Evaporator Coil Temp 16 5 25 18 H04 Accumulated Time Ambient Te mp 60min 20 120 H05 Run Time 8min 3 15 H06 EEV Opening 240 10 250 Value 2 number of pulses H07 No Defrost Low Ambient Temp 5 30 5 Set to 5 to cancel this function H08 Cut in Low Ambient Temp 6 30 30 H09 Difference between ambient and evaporator coil tem...

Страница 24: ... 60 L20 Interval Time for Auxiliary EEV A djustment 30 秒 5 90 L21 Discharge Gas Temp to Open Au xiliary EEV 95 20 110 Set to 110 to cancel this function L22 A Zone Main Circuit Superheat 8 20 60 Hot Water Heating only L23 B Zone Main Circuit Superheat 8 20 60 Hot Water Heating only L24 C Zone Main Circuit Superheat 7 20 60 Hot Water Heating only L25 D Zone Main Circuit Superheat 5 20 60 Hot Water ...

Страница 25: ...justing the electronic expansion valve 1 When the default value of L01 and L02 is set to 0 item L08 is the manual adjustment value of the opening of the electronic expansion valve in the main circuit of system 1 and item L09 is the manual adjustment value of the opening of the electronic expansion valve in the main circuit of system 2 2 When the default value of L02 is set to 0 L16 is the manual a...

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