4-20. OIL PAN REPLACEMENT
This task covers:
MANDATORY REPLACEMENT PARTS
1 Gasket (App F, Item 30)
2 Lockwashers (App F,ltem 93)
TOOLS AND SPECIAL TOOLS
General mechanics tool kit (App B, Item 96)
Gasket cement (App C, Item 39)
Torque wrench (App B, Item 101)
Fuel oil (App C, Item 21)
Remove two bolts (1) and two Iockwashers (2) from flywheel housing (3). Discard
Remove two bolts (4) and two flat washers (5) from rear corners of oil pan (6).
Remove twenty-six bolts (4) from oil pan (6).
Remove oil pan (6) and gasket (7). Discard gasket.
If required, remove following fittings from oil pan:
(a) For models 7083-7395 and 7083-7398, two plugs (8), plug (9), and plug (10).
(b) For models 7083-7391,7083-7396, and 7083-7399, plug (8), plug (9), dipstick adaptor (11),
and turbocharger drain elbow (12).
(c) For models 7083-7391 and 7083-7396, bushing (13).
Compressed air used for cleaning purposes will not exceed 30 psi. Use
only with effective chip guarding and personal protective equipment
(goggles/ shield, gloves, etc).
(1) Clean oil pan with fuel oil and dry with compressed air.
(2) Inspect pan for holes, cracks, and other damage which may require replacement. Check for
misalined flanges or raised surfaces surrounding bolt holes.
4-66 Change 1