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3.7 Cooling/heating conversion is disable.
TCL Air Conditioner Service Manual
Heating operation ON by remocon
If the reversing valve (4-way valve) is ON, "tick" sounds.
Connector check
4-way valve connection check
outdoor unit connecting wire
check
PCB ass'y check
4-way valve relay output = ON
Switchover into cooling operation by remocon,
and after about 30 sec., check the 4-way valve
relay output = 4-way valve OFF
If 4-way valve is OFF, the refrigerant flowing sounds
(pee....) due to cycle switchover occurs.
4-way valve coil resistance check
19
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Troubleshooting
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Questions and answers
Cual es la conexión de la entrada de corriente de split tcl
The power input connection for the TCL TAC-07CS split air conditioner is as follows:
- For the indoor unit: Connect terminals 1 (WHITE), 2 (BLUE), and 3 (BROWN) to the corresponding terminals on the outdoor unit.
- The power supply connects to terminals L (BROWN) and N (BLUE) on the indoor unit.
- A GREEN/YELLOW wire is used for grounding.
- A 25A circuit breaker or time delay fuse should be installed between the main power source and the unit if a power plug is not used.
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