TM 5-4220-211-12&P
4-9.
ENGINE. The engine may be removed from the frame as follows:
a.
Remove drive belt. (Ref. para 4-4g).
b.
Disconnect cold weather start primer tube (42, Fig. D-2) at top of engine inlet air cleaner.
c.
Remove 4 bolts, 4 nuts, 4 lock washers and 8 flat washers (49, 50, 51, 52, Fig. D-2).
d.
Slide engine through end of frame and place on a flat, level surface.
4-10.
PURIFIER CHAMBER. The purifier chamber may be removed from the frame as follows:
Compressor piping may contain high pressure. Never attempt to service or repair any
portion of the compressor until all pressure has been released to the atmosphere.
a.
Disconnect discharge hose (30, Fig. D-2) at the purifier chamber.
b.
Remove discharge tube (41, Fig. D-2).
c.
Remove 2 bolts, 2 flat and 2 lock washers from bottom plug (3 Fig. D-13).
d.
Remove purifier clamp (24, Fig. D-2).
e.
Remove purifier chamber (5, Fig. D-2) from frame.
4-11.
PRESSURE MAINTAINING VALVE. The pressure maintaining valve may be removed from the frame as follows:
Compressor piping may contain high pressure. Never attempt to service or repair any
portion of the compressor until all pressure has been released to the atmosphere.
a.
Remove discharge tube (41, Fig. D-2).
b.
Remove gauge tubes (40, Fig. D-2)
c.
Remove 2 screws, 2 flat and 2 lock washers (53, 55, 54, Fig. D-2).
d.
Remove pressure maintaining valve (17, Fig. D-2) from frame.
Section VI
INSTALLATION OF MAJOR ASSEMBLIES
4-12.
COMPRESSOR. The compressor may be installed into the frame as follows:
a. Position the compressor (1, Fig. D-2) through the frame opening. Align the mounting holes in the compressor
with the corresponding holes in the compressor support (23, Fig. D-2). Secure the compressor to the compressor support
with 4 bolts, 4 nuts, 12 flat washers and 8 lock washers (48, 45, 47, 46, Fig. D-2).
b. Connect discharge hose (30, Fig. D-2) to the final separator (Fig. D-12). Tighten tube nut securely.
c. Install gauge panel (22, Fig. D-2).
d. Connect gauge lines.
e. Install drive belt and belt guard. (Ref. para 4-4g.)
f.
Start compressor and check for air leaks. Ref. p ara 3-5b and 4-4h.
4-16