Device Fuse - vacuubrand VACUU-SELECT Instructions For Use Manual

Change device fuse
20901171_EN_VACUU·SELECT-Komp_V1.4_291021

8.3 Device fuse

8.3 Device fuse
There is a device fuse, type: Nano fuse 4 A/t, on the circuit board
of the controller. If tripped, the fuse can be replaced under ESD
conditions after the cause has been remedied.
NOTE NOTE
Damage possible if work is performed incorrectly.
Have maintenance work performed by a trained electrician
>
or at least by a person with electrotechnical expertise.
Ensure ESD safeguards when working with the circuit board.
>
Change device fuse
ESD tools required: Grounding armband, flat‑head screwdriver,
Gr. 1, Torx screwdriver with torque of TX10, tweezers.
Preparation:
> Have the tools ready (see image).
> Disconnect the controller from
the power supply.
> Remove fitted attachments,
e.g., sensor, in‑line solenoid
valve or benchtop housing.
Troubleshooting
1
1. Lay the controller carefully
face down and unscrew the
4 screws in the housing.
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