TM 5-3805-255-14
0096
CLEANING AND INSPECTION
00096
WARNING
Particles blown by compressed air are hazardous. DO NOT exceed 15 psi (103 kPa)
nozzle pressure when drying parts with compressed air. Use a maximum of 30 psi
(207 kPa) when cleaning components. DO NOT direct compressed air against human
skin. Failure to follow this warning may result in injury to personnel. Make sure air stream
is directed away from user and other personnel in the area. To prevent injury, user must
wear protective goggles or face shield.
1. Clean and inspect all parts IAW General Maintenance Instructions (WP 0019).
2. Inspect camshaft journals for wear. Table 1 shows allowable camshaft journal diameter specifications. If
journals are worn beyond limits specified, replace camshaft.
Table 1. Camshaft Journal Diameters.
096
ITEM
SPECIFICATION
096
096
Front Camshaft Journal
2.997 to 2.998 in. (76.12 to 76.15 mm)
Intermediate and Rear Camshaft Journal
2.371 to 2.372 in. (60.22 to 60.25 mm)
3. Replace camshaft if any lobes are scuffed, scored, or cracked.
4. Inspect camshaft lobes for wear. Refer to Table 2 for camshaft lobe lift when new and for maximum allowable
lobe wear.
Table 2. Camshaft Lift and Lobe Specifications.
ITEM
SPECIFICATION
096
096
Camshaft Lobe Lift
Intake Lobes
0.2970 in. (7.544 mm)
Exhaust Lobes
0.2990 in. (7.595 mm)
Maximum Permissible Valve Cam Lobe Wear
0.2990 in. (7.595 mm)
0096-7
