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Trouble Shooting
TROUBLE SHOOTING
Faulty temperature sensor Tai
Faulty temperature sensor Tc1
Faulty temperature sensor Tc2
Faulty temperature sensor Tm
Faulty EEPROM on indoor
unit PCB
Abnormal communication
between indoor and outdoor unit
Abnormal communication
between wired controller and
indoor unit PCB
Drainage system abnormal
Indoor unit address repeated
Abnormal communication
between chip TMP/807 and
chip TMP/846
Malfunction on outdoor unit
Note:
1. Please contact the installers or distributors when trouble happens to repair it.
2. Turn the power off and power on again, if the failure code recurs, please inform the franchiser.
3. Failrue codes maked with
FAILURE CODE
(TIMER LED OF INDOOR
RECEIVER BOARD FLASHES
TIMES)
ONCE
*
TWICE
*
3 TIMES
*
4 TIMES
*
5 TIMES
6 TIMES
*
7 TIMES
*
8 TIMES
*
9 TIMES
14 TIMES
*
20 TIMES
are resumable.
23
POSSIBLE REASONS
Sensor disconnected, or broken, or at wrong
position, or short circuit
Sensor disconnected, or broken, or at wrong
position, or short circuit
Sensor disconnected, or broken, or at wrong
position, or short circuit
Sensor disconnected, or broken, or at wrong
position, or short circuit
Faulty indoor unit PCB
Wrong connection, or the wires be disconnected,
or wrong address setting of indoor units, or faulty
power supply or faulty PCB
Wrong connection, or use the wired controllerbe
disconnected, faulty PCB
Pump motor disconnected, or at wrong
position, or the float switch broken down
or the float switch disconnected,or at
wrong position
Wrong setting of indoor unit address
Faulty indoor unit PCB
Check the outdoor unit failure code
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