SECTION 4 − MAINTENANCE AND TROUBLESHOOTING
4-1. Routine Maintenance
Replace
Cracked
Parts
OR
4-2. Brush Inspection And Replacement
3
2
Tools Needed:
Y Disconnect power before maintaining.
Replace
Unreadable
Labels
Cord
Blow Out Or
Vacuum Inside.
During Heavy
Service,
Clean Monthly
3 Months
Repair Or
Replace
Cracked
Weld
Cable
Gas
Hose
6 Months
1
1/4 in (6 mm)
Minimum Length
5/8 in (16 mm)
New Length
Replace
Damaged
Brushes
Clean
And
Tighten
Weld
Terminals
Gun
Cable
Clean
Drive
Rolls
1
Motor
2
Brush Cap
Remove brush cap.
3
Brush
Replace brush if it becomes
chipped or broken, or if less than
1/4 in (6.4 mm) of brush material is
left. Do not include spring boss as
part of the 1/4 in measurement.
Install brush so that curved surface
on end of brush matches curve of
motor, and secure with cap.
Repeat procedure for other brush.
Ref. 137 390-C / S-0816
OM-221 785 Page 13