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2.2.2INSTALLING COMPRESSOR
WARNING
Midseat service valves or by other means
relieve pressure in replacement
compressor before removing plugs.
CAUTION
The high capacity oil pump must be set to
rotate in the same direction as the
crankshaft. (Refer to Section 3.5)
a. Install the compressor by reversing the procedure of
section 2.1. Install new locknuts on compressor
mounting bolts and new gaskets on suction and
discharge service valves.
b. Check oil level in sight glass (See Figure 2-2). If
necessary, add or remove oil.
c. Leak test, evacuate, and dehydrate the compressor.
d. Fully backseat suction and discharge service valves.
e. Run the compressor and check for leaks and
noncondensibles in the refrigerant system.
f. Check refrigerant level.
g. Recheck compressor oil level.
h. Check operation of compressor unloaders (if
installed).
PROPER LEVEL IN SIGHT GLASS
Figure 2-2. Oil Level in Sight Glass