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504 766 PUBLICATION DATE 03/02 INSTALLATION AND MAINTENANCE MANUAL 33
6. TROUBLE SHOOTING AIDS
6.1. DOOR BLOCKING
DESCRIPTION OF DOOR LOCK FUNCTION
The door lock has been designed as a compact unit. Its function is to secure the door against opening
during the washing cycle. Unlocking after a cycle completion will be made by:
a signal from the programmer (microprocessor version)
a manual pressing of the lock push button (card version)
The lock has been blocked also during the failure situations e.g. electric network black out, before and after
the machine installation and you can unlock it in case of emergency according to the procedure hereafter
described.
LOCK WITHOUT TENSION BEFORE THE PROGRAMME START
It is possible to open and shut the washing machine door any time. The lock will not be blocked, coils with
the latch are not active.
MAIN SWITCH AND EMERGENCY STOP BUTTON ARE SWITCHED ON
DOOR SHUTTING
microprocessor version:
The lock is secured by a blocking latch after the door is shut and the programme has been started. In this
moment the door is not openable.
card version:
The lock is blocked after the door has been shut, a card inserted to the programmer and the Start button on
the programmer keyboard has been pressed.
DOOR OPENING
The door can be opened after the lock is unblocked and when the blocking latch moves to the non active
position.
This situation occurs when:
microprocessor version
at the end of a programme or when pressing the Stop button and the following function described in the
„Programming manual - Electronic programmer“.
card version
When the door illuminated push button is pressed at the end of a programme or when the card is pulled out
of the programmer after a safety delay.
CURRENT FAILURE DURING OPERATION
When the power supply has been interrupted during a washing cycle the door lock stays in a blocked
position and the door is not openable.
UNBLOCKING OF THE DOOR LOCK IN CASE OF EMERGENCY
If the power blackout takes too long, you can make an emergency unblocking of the door lock.
The emergency door opening has been described as follows:
WARNING !
BEFORE THE EMERGENCY DOOR OPENING TURN OFF THE MACHINE MAIN SWITCH!
DO NOT OPEN THE DOOR IF WATER IN THE DRUM!
IF THE WASHING BATH IS TOO HOT DO NOT OPEN THE DOOR. RISK OF BURN AND SCALD
INJURIES!
DO NOT OPEN THE DOOR IF THE DRUM HAS NOT BEEN COMPLETELY STOPPED!
Use a tool e.g. screwdriver (1), a piece of wire etc. which is not a part of delivery with maximum diameter
∅ 5,5 mm / 0,21“. For machine 22kg / 50lbs insert the tool into the hole in the lock cover (4) and push
moderatly. For machine 33/40/55kg / 80/100/125lbs insert the tool through the finger protection hole into the
lock cover, fig.6.1., pos. 5 and push moderately. By this the latch mechanism (2) is lifted up and the lock is
unblocked. The lock stays unblocked even after the tool removal and you can open the door if the drum is
not rotating or if the machine does not contain a (hot) washing bath.
!