Troubleshooting; Troubleshooting Guide - Electrical - Bosch GCM12SD Operating/Safety Instructions Manual

BM 2610007877 08-10:BM 2610007877 08-10.qxp 8/24/10 1:05 PM Page 53
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Brake does not stop blade in about
5 seconds.
Motor does not start.
Flash of light from motor endcap
when switch is released.

Troubleshooting

Troubleshooting Guide - Electrical

1. Brushes not seated or lightly
sticking or worn.
2. Motor overheated from use
of dull blade/too heavy of a
blade, not recommended
accessory or rapid on/off
cycling.
3. Blade bolt loose.
4. Other.
1. Check that unit is plugged in.
2. Power source fuse or
time delay fuse.
3. Brushes worn.
4. Other.
Normal - brake working properly.
CAUSE
- Inspect/clean or replace
brushes (see Maintenance
and Lubrication section).
- Use sharp blade.
- Use a recommended blade.
- Let saw cool down.
- Tighten blade bolt.
- Authorized service.
- Plug unit in. Use different
outlet.
- 15-Amp time delay fuse or
circuit breaker.
- See Motor Brush Replacement in
the Maintenance and Lubrication
section.
- Authorized service.
53.
CORRECTIVE ACTION
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