Performing A Mains Reset; Emergency Release; Switching On The Automatic Circuit Breaker - Hettich Rotina 420 R Mode D'emploi

Troubleshooting
Fault description
MAX CYCLES PASSED
Enter max cycles = <30000>
The left
half of the display lights up.
9.2

Performing a MAINS RESET

9.3

Emergency release

Fig. 25: Emergency release
1 Hole
9.4

Switching on the automatic circuit breaker

60 / 64
Cause
The maximum permissible number
of run cycles entered has been
exceeded.
Request to enter the maximum
permissible number of run cycles
indicated on the buckets.
-
1. Set the mains switch to
2. Wait 10 seconds.
3. Set the mains switch to
The lid cannot be unlocked by the motor in the event of a power failure.
Emergency unlocking by hand must be performed.
Risk of electric shock due to maintenance and servicing
work on live device.
−
WARNING
Danger of cutting and crushing due to moving rotor.
−
Personnel:
■
Trained user
1. Look through the window in the lid to ensure that the rotor is sta-
tionary.
2. Insert the hex key horizontally into the hole (
until the lid opens.
3. Remove the hex key from the hole (
4. Check whether the left side of the
1
power is restored.
When the left side of the
[STOP/OPEN] button so that the motorised lid lock assumes the
home position (open) again.
Personnel:
■
Trained user
Rev.: 19 / 02.2025
Remedy
■
Replace the buckets with new
buckets for safety reasons.
■
Reset the cycle counter to "0"
after replacing the buckets.
■
Enter the maximum permissible
number of run cycles.
■
Notify customer service.
[0] .
[I] .
WARNING
Disconnect the device from the mains before carrying
out repairs and maintenance.
Do not open the lid until the rotor has stopped.
1 ).
[STOP/OPEN] button flashes when
[STOP/OPEN] button flashes, press the
1 ) and turn clockwise
AB4701en