Service instructions
Service instructions
General information
Removal of Battery Pack
Trouble shooting schedule
Trouble-shooting
If the nutrunner does not start:
• Is the PowerFocus switched on and in RUN mode?
• Make sure that the fuses for the drive part is Ok.
• Make sure that the Drive parameters are correct by refering to the User
Guide of the POWER FOCUS/ drive unit.
• Check the earth fault circuit breaker on the back of the drive. Should it have
tripped, make sure to find the primary fault before resuming operation.
• Make sure that the wiring on the remote start connector is correct.
• Make sure that the battery is in good condition.
• Make sure that the radio connection is working.
If the tool becomes abnormally hot
The tool can handle any normal line jobs that an operator sustains with the
proper adjustments. Should the tool be overheated though, make sure that the
following parameters do not apply:
• torque above rated
• too low speed
• too long ramp time (motor has to give high torque for a long time)
• very high prevailing torque
• very soft joints
• short cycle time
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