1. Spare parts and repairs
If any part shows signs of damage or wear, replace it immediately. Use only original parts (see spare parts
list).
2. Troubleshooting
The following check-list should help you when trouble-shooting minor malfunctions.
Repairs are only to be carried out by experts.
Motor will not start
LED lights up:
LED does not light up:
Motor runs, but ...
Not building up any
pressure:
Insufficient pressure:
Period of application
too short:
Spray performance
decreases:
Spray pattern is poor:
Fanjet nozzle drips:
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Motor hums Pump is blocked
Motor does not hum Li-ion battery is in sleep mode First remove and then
replace the battery.
No voltage can be measured at the motor Defective plug, cable or
electronics replace
Defective fuse replace
Battery connector or cable defective replace
Electronics connector or cable defective replace
Battery empty charge
Suction valve is clogged up squeeze the black diaphragm on the pump.
Intake suction hose is blocked or defective clean or replace
Defective pump replace
Defective electronics replace
Reduce the operating pressure
defective Battery (Period of application < 65 % nominal) replace
Filter in the trigger is blocked clean or replace
Fanjet nozzle is blocked clean or replace
Defective gasket replace