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TM 5-4320-306-24
2-27. REPLACE/REPAIR CRANKCASE BREATHER
This task covers:
a.
Removal
c.
Installation
b.
Repair
INITIAL SETUP:
Tools
Equipment
Shop equipment, automotive maintenance
Condition
and repair, common no. 1
Para
Condition Description
Tool kit, general mechanics automotive
Engine shut down and cool.
References
Para 2-22
Replace/Repair Engine Cover;
Replace Intake Duct Assembly
REMOVAL:
1
Remove engine side panel.
2
Unscrew cotter pin (1) by turning clockwise.
3
Remove hose fastener (2) and hose strap (3)
Pull hose (4) from retaining plate (5).
4
Remove bolt (6), spring lockwasher (7), and
washer (8) that secure breather (9) to the engine
Remove breather from crankcase.
5
Remove screw (10) and washer (11) that secure
retaining plate (5) to the oil pan Remove the
retaining plate.
REPAIR:
1
If breather (9) is blocked, remove debris.
Replace if damaged.
2
If hose (4) is damaged, replace.
INSTALLATION:
1
Assemble hose (4), hose strap (3), and hose fastener (2) on breather (9).
2
Insert cotter pin (1 ) in hose fastener and tighten snugly but not too tight Overtightening hose fastener will crimp
or damage hose (4).
3
Install retaining plate (5) using screw (10) and washer (11) Make sure retaining plate is securely fastened to
crankcase
4
Slide hose (4) into the retaining plate (5).
5
Secure breather (9) on crankcase and shield, using bolt (6), spring lockwasher (7), and washer (8)
6
Attach side panel.
2-97
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