3.5
Errors, faults and remedy
Mechanical faults or errors are shown on the display and an acoustic
alarm sounds. The error search is supported by indications on the dis‐
play and is limited to a few components.
n
Power pack, rechargeable battery
n
Control unit
n
Motor, motor-powered flap with mechanism
n
Pressure switch
If the control unit registers a defect – during the daily self-test or due to
failure of the mains or battery power – the relevant error messages are
shown on the display.
NOTICE!
To avoid damage to the mechanism, button functions
should only be used if the cover is firmly screwed to the
Grundfix Plus-Control.
Handling
Grundfix Plus Control backflow trap type 3
31