Troubleshooting Guide - Electrical
PROBLEM
Brake does not stop blade in
about 5 seconds.
Motor does not start.
LED light flashing, motor
does not start.
16099221PH GCM18V-12SD OSI 20220506.indd 54
Troubleshooting
CAUSE
1. Blade bolt loose.
2. Other.
1. Battery pack not
charged.
2. Battery pack not in-
stalled properly.
3. Battery pack tempera-
ture is too hot or cold for
operation.
4. Electronic Motor Protec-
tion turned tool off.
5. Burned out switch.
6. Other.
1. Tool is over heated.
2. Battery is over heated.
-54-
CORRECTIVE ACTION
1. Tighten blade bolt.
2. Authorized service.
1. Charge battery if
needed.
2. Confirm battery is locked
and secured to the tool.
3. Let battery sit a few
minutes or until it
reaches normal operat-
ing temperature.
4. Remove battery an
replace.
5. Let tool sit a few min-
utes or until it reaches
normal operating tem-
perature.
6. Have switch replaced
by an Authorized Bosch
Service Center or Ser-
vice Station.
7. Authorized service.
1. Let tool cool down.
2. Exchange the battery.
5/6/22 12:16 PM