11
10
EN
4.0 SET UP AND OPERATION continued
4.3 PURGING THE RECOVERY UNIT
4.3.1 While the recovery machine is running, rotate INLET Valve (A) to CLOSE position.
4.3.2 Rotate PURGE/RECOVERY valve (B) to PURGE position. Leave DISCHARGE (V3) open.
4.3.3 Slowly rotate Inlet valve (A) to PURGE position.
4.3.4 Observe LP gauge and continue to run the unit until a VACUUM is achieved. Switch POWER
OFF and CLOSE the recovery cylinder valve. Return INLET valve (A) to CLOSE position and close the
discharge valve (C).
4.3.5 IMPORTANT - Return Valve (B) to RECOVERY Position.
4.3.6 CAUTION - THE DISCHARGE PORT AND HOSE WILL CONTAIN A SMALL AMOUNT OF
REFRIGERANT UNDER PRESSURE. EXERCISE CARE WHEN REMOVING THIS HOSE AND
OPENING THE DISCHARGE VALVE (C).
4.4 PUSH/PULL OPERATION
SET-UP PROCEDURE FOR PUSH/PULL METHOD
LIQUID
CYLINDER
SCALE
VAPOUR
FILTER
LIQUID
SYSTEM
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