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CAUTION:
Failure to perform maintenance at recommended intervals may void warranty.
Carbon Brushes
Have the carbon brushes replaced at least every 500 hours and more frequently under heavy use.
Bearings
To insure reliable performance, have armature and pad driver bearings inspected for wear or damage after every 1500 hours. If used heavily, have
the bearings replaced seasonally.
Belt
The belt should be inspected every 500 hours. Replace if there are cracks or signs of wear.
CAUTION:
Maintenance and repairs performed by unauthorized personnel could result in damage or injury. Maintenance and repairs
performed by unauthorized personnel will void your warranty. Failure to perform maintenance at recommended intervals may void warranty.
Carbon Brushes
Inspect both brushes every 6 months or 250 hours. Access to the brushes is gained through the front and back brush caps (figure 9).
Turn cap CCW using a flat screw driver until cap is free of housing. If any brush has worn to 3/8" in length or shorter, replace the entire set.
CAUTION:
Use only motor brush PN AS098400 or motor failure will occur.
When replacing the brushes make sure the machine is unplugged from power source, the brush seats against the commutator, the spring rests in
the recess of the brush holder, and the brush is free to travel. When returning the Brush Cap, keep any wires clear of the commutator and any pinch
site.
Routine Maintenance
Maintenance
Brush
Length
Figure 9
10
Brush
Assembly
Brush Cap
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