Troubleshooting Guide - Electrical
PROBLEM
Brake does not stop blade in
about 5 seconds.
Motor does not start.
LED light flashing, motor
does not start.
16099221PK GCM18V-07S OSI 20220506.indd 48
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.
-48-
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 min-
utes or until it reaches
normal operating tem-
perature.
4. Remove battery an
replace.
5. Let tool sit a few minutes
or until it reaches normal
operating temperature.
6. Have switch replaced by
an Authorized Bosch Ser-
vice Center or Service
Station.
7. Authorized service.
1. Let tool cool down.
2. Exchange the battery.
5/6/22 11:27 AM