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ERROR CODE TABLE
ERROR CODES
REMOTE
PCB
CONTROL
7
7
H9
HC
Eg-1
J3
J6
J8
E6
Eg-2
U0
Table 11: Details of error codes on external controller and heat pump PCB display and troubleshooting process
RECLAIMENERGY.COM.AU
SUSPECTED AREA OF ISSUE
Outdoor temp. sensor
connector
"Outdoor temp.
sensor error"
Outdoor temp. sensor
PCB(Main)
Water outlet temp. sensor
connector
"Water outlet
temp. sensor
error"
Water outlet temp. sensor
PCB(Main)
"Water outlet
temp. sensor
Water outlet temp. sensor
remove error"
Discharge temp. sensor
connector
"Discharge
temp. sensor
error"
Discharge temp. sensor
PCB(Main)
"Discharge
temp. sensor
Discharge temp. sensor
remove error"
Defrost sensor connector
"Defrost temp.
sensor error"
Defrost sensor
PCB(Main)
Water inlet temp. sensor
connector
"Water inlet
temp. sensor
error"
Water inlet temp. sensor
Check
PCB(Main)
Unit connector
Unit rotation
failure
PCB or HP unit
Discharge temp. sensor
Refrigerant
Expansion valve coil
cycle failure
PCB (Main) or HP unit
INITIAL CHECKS REQUIRED
Check the sensor connection is properly
installed/inserted fully.
Check the resistance value with tester.
-
Check the sensor connection is properly
installed/inserted fully.
Check the resistance value with tester.
-
Check the sensor is installed properly.
Check the sensor connector connection
is properly installed/inserted.
Check the resistance value with tester.
-
Check the sensor is properly installed/
inserted fully.
Check the sensor connector is properly
installed/inserted.
Check the resistance value with tester.
-
Check the sensor is properly installed/
inserted.
Check the resistance value with tester.
-
Check unit connector is properly
installed/inserted.
-
Check the resistance value with tester.
Check the coil connector is properly
connected.
-
Quick Start/Install Manual – v1.0
ERROR
TROUBLESHOOTING
RESET
"In case of abnormal connection,
reinstall correctly.
In case of defect, replace with new
temp sensor
Auto
If resistance value is abnormal,
replace new temp sensor.
Replace PCB(Main)
"In case of abnormal connection,
reinstall correctly.
In case of defect, replace with new
water outlet temp sensor."
Auto
In case the resistance value is
abnormal, replace new water outlet
temp sensor.
Replace PCB(Main)
In case the resistance value is
abnormal, replace new discharge
Power OFF
temp sensor.
"In case of abnormal connection,
reinstall correctly.
In case of defect, replace new
discharge temp sensor."
Auto
In case the resistance value is abnormal,
replace new discharge temp sensor.
Replace PCB(Main)
Install the outlet water temp. sensor
Power OFF
properly
"In case of abnormal connection,
reinstall correctly.
In case of defect, replace new defrost
temp sensor."
Auto
In case the resistance value is abnor-
mal, replace new defrost temp sensor.
Replace PCB(Main)
"In case of abnormal connection,
reinstall correctly.
In case of defect, replace new water
inlet temp sensor."
Auto
In case the resistance value is
abnormal, replace new water inlet
temp sensor.
Replace PCB(Main)
In case of abnormal connection,
reinstall correctly and, reboot HPU.
Power OFF
"Replace PCB(Main)
After PCB replacement, if the same
malfunction still exists, replace HPU."
In case the resistance value is
abnormal, replace new discharge
temp sensor.
"In case of abnormal connection,
reinstall correctly.
Power OFF
In case of defect, replace expansion
valve coil."
"Replace PCB(Main)
After replacement, still exits same
malfunction, replace HPU."
CONTINUES ON NEXT PAGE...
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