TM 5-3431-203-15
Section III. PREVENTIVE MAINTENANCE SERVICES
3-7. Daily Preventive Maintenance
3-6. General
Services
To insure that the welding machine is ready
This paragraph contains an illustrated tab-
for operation at all times, it must be inspected
ulated listing of preventive maintenance serv-
systematically, so that defects may be discov-
ices which must be performed by the operator.
ered and corrected before they result in seri-
The item numbers are listed consecutively
cus damage and failure. The necessary pre-
and indicate the sequence of minimum inspec-
ventive maintenance services to be performed
tion requirements. Refer to figure 3-2 for
the daily preventive maintenance services.
are listed and described in paragraphs 3-7 and
3-8. The item numbers indicate the sequence
3-8. Quarterly Preventive Maintenance
of minimum inspection requirements. Defects
Services
d i s c o v e r e d during operation of the unit
a. This paragraph contains an illustrated
shall be noted for future correction, to be
tabulated listing of preventive maintenance
made as soon as operation has ceased. Stop
services which must be performed, by organi-
operation immediately if a deficiency is noted
zational maintenance personnel at quarterly
during operation which would damage the
intervals. A quarterly interval is equal to 3
equipment if operation were continued. All
calendar months or 250 hours of operation,
re-
deficiencies and shortcomings will be
whichever occurs first.
corded, together with the corrective action tak-
b. The item numbers are listed consecutive-
en, on DA Form 2404 (Equipment Inspection
ly and indicate the sequence of minimum in-
and Maintenance Worksheet) at the earliest
spection requirements. Refer to figure 3-3 for
the quarterly preventive maintenance services.
possible opportunity.