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TM 10-3930-638-24&P
4-2. ENGINE MAINTENANCE (cont)
b. Cylinder Head and Valves.
This task covers overhaul of the cylinder head and replacement/repair of the valves consisting of:
a. Removal
d. Valves and Valve Seat Refacing
b. Cleaning
e. Installation
c. Inspection and Repair
INITIAL SETUP
TOOLS
Expandable Bore Gage, zero to 1/2 inch
Fine Rotary Wire Brush
Micrometer, zero to 5 inches
Feeler Gage
Precision Seat Grinder
Valve Refacing Machine
45 degree Grinding Stone
60 degree Grinding Stone
30 degree Grinding Stone
Valve Spring Compressor Tool
Steel Straight Edge
Power Driven Fine Wire Brush
Valve Seat Removal Tool
Vee Block Holder
Spring Tester
No. 2 Common Organiza-
NSN 4910-00-754-0650
tional Maintenance Tool Kit
3-5j
Rocker arm assembly removed.
3-5g
Cylinder head assembly removed.
NSN 5210-00-221-1999
SPECIAL TOOLS
Reamer
FSCM 10988 P/N A43112
MATERIALS/PARTS
Cleaning Solvent P-D-680
Oil, No. 30
Clean cloths
Valve keepers
Dry ice
Emery cloth, medium grit
EQUIPMENT CONDITION
Paragraph
Condition Description
4 - 9
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