TM 5-3431-225-15
Section V. TROUBLESHOOTING
3-11. General
This section provides information useful in diag-
nosing and correcting unsatisfactory operation
or failure of the welding machine and its com-
ponents, Each trouble symptom stated is followed
(para
by a list of probable causes of the trouble. The
possible remedy recommended is described op-
3-17. Welding Machine
Operates Erratically
posite the probable cause. Any trouble beyond
the scope of organizational maintenance shall be
reported to direct support maintenance.
3-12. Welding Machine
Fails to
Start
3-18. Remote Control Does Not
Function
Properly
3-13. Cooling
Fan Does Not Operate
3-19. Contactor Breaks Circuit
and
3-42).
3-20. High Frequency Inoperative
(para
and
3-40).
Section VI. FIELD EXPEDIENT REPAIR
removed from operation as soon as possible and
properly repaired before being placed in opera-
operator and organizational maintenance trou-
tion again.
bles may occur while the welding machine is op-
erating in the field where supplies and repair
parts are not available and normal corrective ac-
tion cannot be performed. When this condition
exists, the following expedient repairs may be
used in emergencies, upon the decision of the
unit commander. Equipment so repaired must be