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INSPECTION INSTRUCTIONS - CONTINUED |
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 TM 9-2320-302-20-2
GENERAL MAINTENANCE INSTRUCTIONS - CONTINUED
0299 00
INSPECTION INSTRUCTIONS - CONTINUED
4.
Inspect castings, forgings, and machined metal parts for the following:
a.
Machined surfaces for nicks, burrs, raised metal wear, and other damage.
b.
Inner and outer surfaces for breaks and cracks.
5.
Inspect bearings in accordance with TM 9-214.
DISASSEMBLY AND ASSEMBLY INSTRUCTIONS
1.
Keep major components together whenever possible and practical.
2.
Tag hoses, electrical wires, cables, and harnesses to identify them and aid during installation.
3.
Keep related parts together for identification purposes.
4.
Temporarily install attaching hardware such as screws, bolts, washers, and nuts to prevent loss.
5.
Only disassemble to the point of the problem.
6.
Ensure that parts are clean and lubricated before assembly.
REPAIR INSTRUCTIONS
CAUTION
Before welding, the following components must be disconnected: DDEC ECU, Transmission ECU, ABS
ECU, CWS ECU (M915A3, M916A3), CTIS ECU (M916A3, M917A2), and batteries. If welding on a
trailer, it must be uncoupled from tractor truck. Failure to follow this caution may damage electronic compo-
nents.
1.
Repair castings, forgings, and machined parts using the following instructions:
a.
Repair minor cracked castings or forgings in accordance with TM 9-237.
b.
Repair minor damage to machined surfaces with an abrasive cloth dipped in detergent.
c.
Replace any deeply nicked machined surface that could affect the assembly operation.
d.
Repair minor damage to threaded cap screw holes with thread tap of same size to prevent cutting oversize.
2.
After repair, thoroughly clean all parts to prevent dirt, metal chips or other foreign material from entering any working
parts.
LUBRICATION INSTRUCTIONS
NOTE
Refer to TM 9-2320-302-10 and to Unit PMCS (WP 0023 00) for detailed, illustrated instructions on proper
lubrication. Some general practices to remember:
a.
Use the correct lubricant.
b.
Keep lubricants clean.
c.
Clean all fittings prior to lubrication.
d.
Lubricate clean disassembled and new parts to prevent rust.
0299 00-4
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