CPS AR2700A Manual de instrucciones - Página 12

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TROUBLE SHOOTING / OPERATION

High Pressure Indication - During recovery or tank refill if a high pressure condition

trips the HP limit switch, the compressor relay is deactivated, an alarm sounds and the

screen shown below is displayed.

Tank Overfill Indication - During recovery if the weight of the refrigerant in the tank

exceeds the maximum refill refrigerant weight the compressor relay is deactivated and

power is disconnected from the compressor. The message below is displayed and the

alarm is sounded.

At anytime, and regardless of the units chosen or the level of tare, if more than 100 kg

or 220.5 lb is placed on the weighing platform, an overload message is displayed as

shown below.

lbs

Unit's Compressor Fails to Start - If the compressor is unequalized, it may not start.

To equalize, open oil drain valve for 10 seconds then close. Try restarting compressor.

Solution: Check that both tank valves and both tank hose

valves are open.

Solution: Run the air purge routine. Presence of air in

recovery tank can cause high pressure to exist.

Solution: Make sure tank settings were properly inputted.

Solution: Run Charge mode, Charge 10 lbs. of refrigerant

into an evacuated cylinder. Save for future use.

Solution: Make sure the tank used when full will not

exceed 220 lbs maximum.

Solution: Check scale calibration

Compressor Fails To Start