TM-9-2815-220-24

AVDS-1790 2CA, 2DA and 2DR Air-Cooled 12-Cylinder Diesel Engines

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL FOR AVDS-1790 2CA, 2DA and 2DR Air-Cooled 12-Cylinder Diesel Engines

  TM-9-2815-220-24 - Page 842 of 1563

TM 9-2815-220-24
ROCKER ARM ASSEMBLY AND COVER REPLACEMENT
0104 00
CLEANING
1. See Work Package 0028 for General Cleaning Procedures.
INSPECTION
All parts must be inspected with care.
Replace parts if damage or wear exceeds allowable
limits.
1. See Work Package 0028 for General Inspection Procedures.
NOTE
Specific repair procedures for the rocker arm and cover are in WP
0105.
30
INSTALLATION
1. Rotate crankshaft until camshaft lobes (30)
for intake and exhaust valves are pointed
towards the crankshaft (base circle up).
2. Apply a light film of sealant (item 33,
WP 0173) on mating surface of valve rocker
arm cover (11).
3. Assure that identifying numbers on rocker
arm cover and cylinder match.
4. Assure that camshaft bearing half is installed
in cover.
5. Position rocker arm cover (11) in place over dowel pins (29) and tap gently to seat cover.
a. Assure that lip of inter-cylinder sleeves (6) are not folded under rocker arm cover (11).
6
11
29
WP 0104 00-10


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