Test Operation And Self-Diagnosis - Panasonic CU-J50DBE8 Service Manual

Remedy
1. Turn off the main power.
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2. Connect the disconnected wire correctly.
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3. Turn on the main power.
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4. After 1 minute, start the operation using the remote control.
(Indoor unit operation will start according to the remote control setting.)
(Outdoor unit operation will start after 3-5 minutes.)

12.4. Test operation and self-diagnosis

12.4.1. Test Run (Forced Cooling mode)
1. Always use a properly-insulated tool to operate the switch on the circuit board.
(Do not use your finger or any metallic object.)
2. Never turn on the power supply unit until all installation work has been completed.
3. Turn on the circuit breaker before test operation extends past 12 hours.
4. Check that the voltage is -10% of the rated voltage (198V or 342V, 3 phase) or higher when starting the unit.
The unit will not operate if the voltage is less than -10% of the rated voltage (198V or 342V, 3 phase).
5. If test operation continue more than 30 minutes, test operation finishes and shift to normal operation.
6. Test operation mode can be selected cooling mode.
12.4.2. Test operation from the outdoor unit
During emergency operation or when test operation is carried out, the LED on the P.C.B. will turn on.
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