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 TM 5-1940-277-20
TM 1940-20/2
3-83.1. AIR INTAKE COVER REPLACEMENT MK2 W/CUMMINS
TOOLS: Ratchet
7/16 Socket
5/16 Socket
Putty Knife
PARTS/MATERIALS: Gasket
3
2
1
4
5
~
6
REMOVE
1.
Open and secure engine hatches (refer to paragraph 3-154).
2.
Remove fuel injector lines (refer to paragraph 3-124.1).
3.
Using 5/16-inch socket and ratchet, loosen hose clamp (1) from hose (6) on air intake cover (2).
4.
Disconnect hose (6) from air intake cover (2).
5.
Using 7/16-inch socket and ratchet, remove fourteen screws (3) from air intake (2).
6.
Remove air intake cover (2) and gasket (4) from the cylinder head (5). Discard gasket (4).
7.
Inspect intake covers (2) for cracks, breaks, surface wear or scoring. Replace intake cover (2) if
damage is present.
8.
Using putty knife remove excess gasket (4) from intake cover (2) and cylinder head (5).
INSTALL
1.
Using 7/16-inch socket and ratchet, install new gasket (4) and intake cover (2) on cylinder head (5)
with fourteen bolts (3). Tighten bolts (3) to 18 lb-ft (24 Nm).
2.
Using 5/16-inch socket and ratchet, connect hose (6) to air intake cover (2) and secure with
clamp (1). Tighten clamp (1).
3.
Install fuel injector lines (Refer to paragraph 3-124.1).
4.
Close engine hatches (TM 5-1940-322-10).
3-180.1/(3-180.2 Blank)
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