Cleaning. - TM-55-1930-208-240157

TM 55-1930-208-24

3-33. MANIFOLD, EXHAUST- Continued.

b. Cleaning.

(1) Remove all buildup of dirt, grease, etc. by wiping with a clean, soft cloth (item 23, Appendix C).

WARNING

Do not breathe cleaning solvent P-D-680 vapors for long periods of time or use solvent near open

flames. To avoid illness, explosion, or fire, only use solvent in well-ventilated areas away from open

flames.

(2) Clean using a clean, soft cloth (item 23, Appendix C) or a medium bristle brush (item 14, Appendix C) and

cleaning solvent (item 4, Appendix C).

(3) Allow to dry.

c. Inspection.

(1) Inspect manifold for cracks or obvious damage.

(2) Inspect all hardware for damaged threads.

(3) Replace a damaged manifold or hardware.

d. Installation.

(1) Refer to figure 3-68 and install plug (11) and four studs (10) in manifold (4).

(2) Install new gasket (9) and flange (8) on manifold (4) and secure with four lockwashers (7) and four nuts (6).

Tighten nuts to 20-25 lb-ft (27-34 Nm).

(3) Install new gasket (5) and manifold (4) on cylinder head. Secure manifold to cylinder head with three flat

washers (3), two crabs (2), and five nuts (1).

(4) Starting with the center nut and working alternately toward each end, tighten the nuts to 30-35 lb-ft (41-47

Nm).

(5) Install exhaust muffler per paragraph 3-9, TM 55-1930-208-10.

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