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Troubleshooting
Warning triangle on keypad blinks
continuous
Warning triangle on keypad blinks
shortly after activation, where after
the product shuts off
Warning triangle on keypad blinks
shortly after activation, where after
the product hangs up with the green
led on
Product works but there are no indi-
cation light on the keypad
Product activates immediately when
battery is inserted, without pressing
the keypad
Warning triangle on keypad shows a
fixed red light
Product cannot be connected to the
diagnostic tool
48 –
English
Hand guard in active position
Over temperature
Too low temperature on control unit
or battery
Water in trigger switch signal con-
nectory
Short circuit in keypad
Short circuit in trigger switch
Broken control unit
Trigger is applied during activation
Water in trigger switch signal con-
nector
Short circuit in keypad
Short circuit in trigger switch
Bad communication signal between
battery and product
Broken keypad
Short circuit in keypad
Error code activated in the control
unit
Broken control unit
Outdated diagnostic tool
Loose or broken communication
cable
1. Pull back hand guard
2. Wait until product cools off
(Max. 5 min)
3. Make sure product or battery are
not colder than -10°C
4. Update control unit software to
latest revision
5. Disconnect and dry trigger switch
signal connector, reassemble.
See pic. 3 in appendix
7. Replace trigger switch
8. Replace control unit
1. Activate the product without apply-
ing the trigger simultaneously
2. Disconnect and make sure water
has not entered trigger switch signal
connector. If so, dry and apply anti-
corrosion grease, 588 17 64-01,
before reassembling. See pic. 3 in
appendix.
3. Replace keypad
4. Replace trigger switch
1. Make sure power connectors
between battery and product are not
damaged and free from dirt.
See pic. 1 in appendix.
2. Make sure the small cables bet-
ween power connector and control
unit are not loose or damaged.
See pic. 6 in appendix
Replace wiring assy
Replace wiring assy
1. Connect the product to the Com-
mon Service Tool and in the error
code section use the clear error
codes function.
2. Replace control unit
1. Use the Common Service Tool for
diagnostic. Make sure you are con-
nected to the Internet for automatic
updates of the Common Service
Tool.
2. Repair or replace wiring assy
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