Battery Service And Installation - Minuteman M27000-00 Operation Service Parts Care

BATTERY SERVICE AND INSTALLATION:

WARNING
Battery acid can cause burns. When working on or around batteries, wear protective clothing and
safety glasses. Remove metal jewelry. Do not lay tools or metal objects on top of batteries.
CHARGING OF BATTERIES:
Charging batteries generates explosive gasses. DO NOT
CHARGE BATTERIES WHEN OPEN FLAMES OR SPARKS ARE
PRESENT. DO NOT SMOKE. Make sure the charger is turned
off before disconnecting it from the batteries. Charge the batteries
in a well-ventilated area. Fluid levels should be checked before
and after charging and maintained at the proper levels. If the
burnisher is not used for extended periods of time, batteries should
Battery Cable Wiring
be kept fully charged with a boost charge once a week.
CARBON BRUSH REPLACEMENT:
Design life of carbon brushes is between 1800-2000 hours. Replace brushes if worn to 3/8" or less,
broken, or chipped. All carbon brushes should be replaced when motor is serviced. 4 required, P/
N 572003. Red indicator on control panel will glow when carbon brush service is required.
CARBON BRUSH SERVICE:
1. Disconnect batteries from machine.
2. Remove cover, filter, and collection tray from dust control assembly.
3. Remove two screws that hold dust control housing and motor cover to motor.
4. Push motor cover up and out of the way of the top of the motor.
5. Blow out top of motor with air line.
6. Loosen screw and remove carbon brush lead.
7. Slide brush spring off the back of carbon brush and remove brush.
8. Reverse order for installation.
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