13. Troubleshooting guide
Fault
The equipment can-
not be switched on:
Jump starting does
not work
All LED fl ash
Possible cause
- Battery voltage too low
- Battery voltage too low
- Connections on the vehicle con-
nected with reverse polarity
- Temperature outside the tempera-
ture range
- The overload cutout has responded
- Equipment too cold/hot
- Ambient temperature too low/high
GB
- Charge battery
- Charge battery
- Check the polarity and connect cor-
rectly
- Try jump starting within the tempe-
rature range
- Switch off the equipment, check for
possible overloading
- Observe equipment temperature of
+ 5°C - + 40°C.
- Observe ambient temperature ran-
ge of – 15°C - + 40°C
- 21 -
Remedy