Zell AC1000-3G, Руководство по обслуживанию

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8 Trouble shooting
8.1 No display
Check for proper power source, check circuit breaker and electrical connectors for
damage or corrosion.(Refer to compressor specifications on wiring diagram if needed.
if not receiving power, check the continuity of the wring between solenoid and circuit
board-repair as needed.
If the wiring is correct and no power is being applied to the solenoid, replace the main
control board.
8.2 Recovery not start
Check for relative load are correct voltage received.
Check for the SW2 is in work.
8.3 Recovery endless
Check for the SW2 is in work.
Check for the Suction and Discharge performance of compressor
Check for the block on flow chart
8.4 Will Not Evacuate
Check for power switch is closed on the Vacuum pump.
Check for relative load are correct voltage received.
8.5 Will not charge
Check for relative load are correct voltage received.
Check for if the refrigerant is enough
8.6 Recharge low efficiency
Check for the tank pressure is above 6 bars. If the pressure is less than 6 bar (the
environment temperature is lower than 27
℃
) the recharge maybe can’t be finished in the
course of nature. The process could be done by start the engine and power on the A/C, the
rest R134a could be sucked into the A/C system of the car, and the AC1000 will stop the
process automatically if the right quantity refrigerant is recharged. Please also refer to the
HINT information on the AC1000 LCD