PREVENTIVE MAINTENANCE SERVICES
QUARTERLY
LUBRICATE IN ACCORDANCE WITH CURRENT LUBRICATION ORDER
ITEM
PAR REF
1
A R G O N G A S REGULATOR,.
Inspect
for
cracks,
leaks, and Improper
operation.
HOSE AND CABLE ASSEMBLIES,
Inspect for worn, frayed, and other
2
damaged conditions.
!nspect for loose connections on the hose
and electrical cables.
Inspect
for
defective
wiring.
Test
the
contactor
for
CONTACTOR.
3
improper operation.
Inspect for leaks and
loose
electrical
connec-
SOLENOID VALVE.
4
tions. Test for improper operation.
.
WELDING GUN.
Inspect
for
cracks, Ieaks, loose nose, and elec-
5
n o z z l e , adapter, guide tube, gun tube,
trical connections; the
and gun barrel for weld
spatter, and obstructions.
J
F U S E AND FUSE HOLDERS
Inspect for damaged holders, loose elec-
6
trical connections, and for defective or missing fuses.
CONTROLS.
Inspect the controls
for damage.
With
the
unit
52
7
operating,
inspect for improper
operation.
Figure
8.1.
(Added)
Quarterly
preventive
maintenance
services.
4
