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  5-7. Specially Designed (Fabricated) Tools
5-6. Direct Support and General Support
Maintenance Repair Parts
and Equipment
Direct and general support maintenance repair
No specially designed tools or equipment are re-
parts are listed and illustrated in Appendix D
quired.
of this manual.
Section IV. TROUBLESHOOTING
nents. Each trouble symptom stated is followed
5-8. General
by a list of probable causes of trouble. The car-
This section provides information useful in diag-
rective action is described opposite the probable
nosing and correcting unsatisfactory operation
cause.
or failure of the hammer or any of its compo-
Table 5-2. Troubleshooting
Probable
Correctivce
action
cause
Malfunction
a. Damaged fuel injector nozzle.
1. Hammer fails to start
b. Worn recoil dampener.
c. Remove ram, repair ring grooves and
c. Damaged ring grooves on bottom of ram.
install new rings (para 6-9).
d. Incorrect timing of fuel pump.
e. Worn parts in pump drive.
Replace recoil dampener (para 6-10).
Worn or damaged recoil dampener.
2. Starting device will not
not latch in with ram.
a. Defective relief valve.
3. Transmitter will not actu-
ate fuel pump rack.
b. Defective fuel pump.
a. Worn or damaged rings in ram.
4. Loss of compression.
b. Worn rings in anvil.
c. Scored walls in cylinder.
5-2
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