Swimming Pool Heat Pump Inverboost C /
23
Troubleshooting
8.
8.1.
Error code display on LED wire controller
Malfunction
Error code
Reason
Solution
Inlet water
temperature sensor
failure d1-TH6
PP01
1. The sensor in open or
short circuit
2. The wiring of sensor is
loose
1. Check or change the sensor
2. Re-fix the wiring of the
sensors
Outlet water
temperature sensor
failure d2-TH5
PP02
1. The sensor in open or
short circuit
2. The wiring of sensor is
loose
1. Check or change the sensor
2. Re-fix the wiring of the
sensors
Heating piping
sensor failure
d5-TH2
PP03
1. The sensor in open or
short circuit
2. The wiring of sensor is
loose
1. Check or change the sensor
2. Re-fix the wiring of the
sensors
Ambient
temperature sensor
failure d3-TH1
PP05
1. The sensor in open or
short circuit
2. The wiring of sensor is
loose
1. Check or change the sensor
2. Re-fix the wiring of the
sensors
Exhaust piping
sensor failure
d6-TH3
PP06
1. The sensor in open or
short circuit
2. The wiring of sensor is
loose
1. Check or change the sensor
2. Re-fix the wiring of the
sensors
Antifreeze
protection in Winter
PP07
Ambient temperature or
water inlet temperature is too
low
1. Check the d1 and d3.
(d1 inlet water temp.,
d3 outlet water temp.)
2. Normal protection
Low ambient
temperature
protection
PP08
1. Out of the normal
operating ambient
temperature for this
machine by checking d3
2. Sensor abnormality d3-TH1
1. Stop using, beyond the scope
of using
2. Change the sensor
Piping temperature
too high protection
under cooling mode
T3-TH2
PP10
1. Ambient or the water
temperature is too high in
cooling mode
2. Refrigeration system is
abnormal
3. Pipe temperature
sensor(TH2) failure
1. Check the ambient
temperature
2. Check refrigeration system
3. Change the pipe temperature
sensor (TH2)
