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TM 55-1905-223-24-3
d.
Visually inspect all capscrews and bolts for corrosion or thread damage. Replace as required.
e.
Clean and inspect the cover (37) and housing (32) for signs of cracks and other damage. Replace if damaged or
cracked.
f.
Visually inspect the crossover connection (3) and clamps (1 and 2) for signs of cracks or other damage. Replace
parts as necessary.
ASSEMBLY
a.
Lubricate the four new preformed packings (8, 36) with clean lubricating oil.
b.
Install the packings on the inlet and the outlet fittings of the core (35).
NOTE
The core is precision fit in the housing. Install the core carefully to prevent damage to it.
c.
Install the core (35) in the housing (32).
d.
Install eight assembled washer screws (35) holding the core to the housing (32).
e.
Tighten screws in the sequence shown in Figure 2-47 to the following values:
NOTE
All screws are torqued to the specification in item (1); then item (2).
Tighten all screws to 15 ft-lb (20 N ) torque.
(1)
m
Tighten all screws to 25 ft-lb (35 N ) torque.
(2)
m
f.
Install a new gasket (34, Figure 2-46) and the waterinlet connection (10) on the housing (32). Use fingers to
tighten the assembled washer screws (11).
g.
Install a new gasket (35) and the aftercooler cover (37) to the housing (32). Use fingers to tighten the capscrews
(7).
h.
Install a new gasket (38) and the water outlet connection (39). Use fingers to tighten the machine bolts (41).
i.
Tighten the water inlet mounting capscrews (11) to 30 ft-lb (40 N m) torque.
2-137
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