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 TM 55-1905-223-24-5
Table 3-1. Unit MaintenanceTroubleshooting-Cont.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
STEP 3.
Check if connecting rods are bent or out of alignment.
Replace the connecting rod assembly (para. 3-25).
13. Piston noise.
STEP 1.
Check if piston pin or bushing is loose, worn, or not installed correctly.
Replace piston and ring assembly (para. 3-25).
STEP 2.
Check for cracked or broken piston.
Replace piston and ring assembly (para. 3-25).
STEP 3.
Check if connecting rod(s) is bent or out of alignment.
Replace connecting rod(s) (para. 3-25).
STEP 4.
Check is piston rings are worn or out of alignment.
Replace connecting rod(s) and piston assembly (para. 3-25).
STEP 5.
Check for worn or broken piston rings.
Replace piston and ring assembly (para. 3-25).
14. PTO clutch does not pull, heats, or operating lever jumps out.
STEP 1.
Check for worn clutch plates.
Replace the clutch plates (paras. 3-21 and 3-22).
STEP 2.
Check bearing end play.
Check and adjust bearing end play. For PTO-Sh-111 refer to para. 3-21.
For PTO SP-214 refer to para. 3-22.
3-6
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