TM 9-2320-272-24-2
4-19. CAM FOLLOWER HOUSING MAINTENANCE
THIS TASK COVERS:
d. Assembly
a. Removal
e. Installation
b. Disassembly
c. Cleaning and Inspection
INITIAL SETUP:
REFERENCES (TM)
APPLICABLE MODELS
TM 9-2320-272-24P
M939/A1
TOOLS
EQUIPMENT CONDITION
l Fuel pump removed (cylinders 3 and 4)
General mechanic's tool kit (Appendix E. Item 1)
Inside micrometer (Appendix E; Item 82)
l Air compressor removed (cylinders 1 and 2)
Outside micrometer (Appendix E, Item 80)
Telescoping depth gauge (Appendix E, Item 136)
l Rocker lever housings and push tubes removed
60-degree angle cutter (Appendix E, Item 6)
Feeler gauge, 0.006-in.
Soft-faced hammer
GENERAL SAFETY INSTRUCTIONS
Arbor press
l Keep fire extinguisher nearby when using
Mandrel
drycleaning solvent.
MATERIALS/PARTS
l Drycleaning solvent is flammable and toxic. Do
Two cup-plugs (Appendix D, Item 89)
not use near an open flame.
Six screw-assembled lockwashers (Appendix D,
Item 586)
Cam follower housing gasket kit (Appendix D,
Item 534)
Lubricating oil (Appendix C, Item 50)
Prussian blue (Appendix C, Item 54)
Sealing compound (Appendix C, Item 68)
Drycleaning solvent (Appendix C, Item 71)
NOTE
Maintenance procedure for all three cam follower housings are
l
the same.
Cam follower bushings are mounted with screw-assembled
l
lockwashers on late model engines.
NOTE
Removal of fuel line bracket is only required for number 2-3 cam
follower bushing.
Remove six screw-assembled lockwashers (5) and fuel line bracket (6) from cam follower bushing (4).
1.
Discard screw-assembled lockwashers (5).
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