TM-5-4310-389-14
Table 5- 1. General Support Troubleshooting (Continued)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
ENGINE (Contd)
12.
Engine does not run smoothly (Contd).
Step 3.
Check to see if compression pressure is too low.
Replace piston rings, cylinders, or valves.
Step 4.
Check to see if cylinders and/or piston rings are worn.
Replace cylinders or piston rings.
Step 5.
Check to see if flexible engine coupling is defective.
Overhaul or replace coupling, as required.
13.
Engine oil consumption excessive.
Step 1.
Check valve guides.
Repair or replace.
Step 2.
Check cylinder and piston clearance.
Adjust clearance.
5-4
