28
Error Code Analysis
Fault
Description
Cause Analysis
Processing Method
F8
Outdoor main control board communication circuit
fault
Refer to the circuit diagram, outdoor to ensure
communication circuit device without welding, welding,
control circuit diagram tagging model of device
parameters such as resistance, voltage measurement,
if the device is damaged, please replace the same type
of device.
Communication circuit module board failure
Replace the module board
E0
Run for the first time, check for loose power
plug connection.
If there is loose connection, please plug again.
Press overload protection bad (open circuit between
protector lead)
Replace the compressor overload protection
Globe valve is not fully open
To open it
Run after a period of time, shows that system into the
air or the lack of refrigerant.
Emptying of the refrigerating system (or vacuum),
recharging, refrigerant.
J6
Module board radiating surface temperature is too high
Make sure that the wiring harness between compressor
module and the radiator, not blocked, no cracks, tighten
screw fastening module board in place;To ensure that the
outdoor fan is functioning properly;
「
6
、「
7 The ac power frequency deviation from 50 hz more than
1 hz
To ensure the power frequency of 50 + 1 HZ
The power supply voltage is too low, large disturbance
signal, etc
Use 3 kva stabilizer, if invalid replace module board
No code
Power panel (main control board XS303 no bad input)
Replace the power supply board
Display board cable is loose
Assure that cable plug is good at both ends
The remote control no display
Replace the remote control battery, if invalid replace
remote control.
Summary of Contents for SIA120 IN
Page 14: ...14 Remote Control Functions ...
Page 19: ...19 Basic Functional Parts ...
Page 20: ...20 Sensor Location Evaporator Temperature Sensor Actual Room Temperature Ambient Sensor ...
Page 22: ...22 Basic Troubleshooting ...
Page 23: ...23 Basic Troubleshooting ...
Page 30: ...30 Thank You ...