TM 5-4220-211-12&P
(2)
Loose assemble inlet end of aftercooler (6, Fig. D-8) to discharge fitting of third stage valve head (12,
(3)
Install 2 bolts (7 Fig. D-8) through cooler clamps (11 and 17, Fig. D-8), into cooler bracket (8, Fig. D-8).
(4)
n.
Install second to third stage intercooler (22, Fig. D-8).
(1)
Secure intercooler and intermediate piece (12, Fig. D-8) to cooler bracket (3, Fig. D-4) with 2 bolts,
washers, and nuts.
(2)
Loose assemble second to third stage intercooler (13, Fig. D-8) at second stage valve head (20, Fig. D-
6).
(3)
Secure intercooler tube nut at second stage valve head.
o.
Install first to second stage intercooler (21, Fig. D-8).
(1)
Secure the intercooler and intermediate piece (12, Fig. D-8) to the cooler bracket with 2 bolts, nuts, and
washers.
(2)
Loose assemble first to second stage intercooler (18, 19, 20, Fig. D-8) at the first stage valve head (7,
Fig. D-5) and at the second stage valve head (19, Fig. D-6).
(3)
Secure intercooler coil tube nuts at the first stage vlave head (7, Fig. D-5) and at the second stage valve
head (19, Fig. D-6).
p.
Install flywheel/fan and hub (3 and 5, Fig. D-8).
(1)
Align keyway in flywheel hub (5, Fig. D-8) with key (8, Fig. D-4). Install hub onto crankshaft (9, Fig. D-4).
(2)
Secure hub with 1 bolt and washer (4 and 2, Fig. D-8).
(3)
Align bolt holes in flywheel/fan (3, Fig. D-8) with holes in hub (5, Fig. D-8). Secure flywheel/fan to hub
with 4 bolts and washers (1 and 2, Fig. D-8).
q.
Install oil pump (2, Fig. D-9).
(1)
Position oil pump gasket (1, Fig. D-9) over body of oil pump (2, Fig. D-0).
(2)
Insert oil pump and gasket (2 and 1, Fig. D-9) into crankcase as shown in Figure D-9 Secure oil pump
with 3 socket head screws and washers (4 and 5, Fig. D-9).
(3)
Loose assemble oil discharge pipe (3, Fig. D9) at the oil pump (2, Fig. D-9) and at the oil pressure
regulator (6, Fig. D-9).
(4)
Secure oil discharge pipe nuts.
NOTE
To bleed air from the oil pump, loosen pipe nut at the oil pressure regulator and operate
compressor until oil flows from the pipe nut. Then secure pipe nut at oil pressure
regulator.
r.
Install final separator (Fig. D-12).
(1)
Attach final separator (Fig. D-12) to compressor filter mount (15, Fig. D-4) with U bolt, nuts and
washers.
(2)
Connect separator inlet line (6, Fig. D-8) and outlet line (4, Fig. D-12) of separator. Tighten line nuts
securely.
s.
Install second stage separator (28, Fig. D-11).
(1)
Attach second stage separator (28, Fig. D-11) to compressor filter mount (15, Fig. D-4) with 2 bolts, 2
nuts, 4 washers and 1 strap (11, 30, 1, 2, and 3, Fig. D-11).
(2)
Connect separator inlet line (13, Fig. D-8) at separator. Tighten line nuts securely.
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