PROCEDURE 1
CHECK AND TEST 1
Cut off capillary to discharge refrigerant.
Discharge all refrigerant toward the exhaust vent.
Cut off exhausting pipe.
Power up the compressor and feel the exhaust pressure from the exhausting pipe with a piece of paper.
DIAGNOSIS 1
CHECK AND TEST 2
Braze the joints of suction and exhaust pipes.
Cut off drying-filter.
a) First, cut off end
closed to exhaust end
(A in below picture).
b) Then, cut off the end
closed to suction end.
DIAGNOSIS 2
PROCEDURE 2
Use a larger copper tube
to connect 2 ends of
brazed joints that you
have cut off.
Block processing pipe twice by locking pliers.
CHECK AND TEST 3
DIAGNOSIS 3