10
7.9 Hand Crank
A insertion aid at the housing of emergency crank
handle facilitates the insertion of the crank.
1. Release the emergency hand crank from its fixing.
2. Insert the hand crank with slight pressure and a
little turning into the operator as far as it will go.
3. A micro switch is actuated and interrupts the ener-
gy supply to the motor via the safety circuit in the
control system.
4. Open or close the door using the hand crank.
5. If the crank is removed, the micro switch automati-
cally releases the control system. The door can be
operated electrically again.
7.10 Hand chain
By pulling the release lever, the coiler shaft of the
hand chain system is shifted and thus switches
between motor - and manual operation.
When switching to manual mode a micro switch is ac-
tuated and interrupts the safety circuit. No motor ope-
ration is possible.
1. Red handle - HAND (system coupled):
Switching to manual mode
(the operating force is max. 390 N)
2. Open or close the door using the hand chain.
3. Green handle - MOTOR (system decoupled)
Switching to motor operation
(the operating force is max. 390 N)
4. The door can be operated again electrically.
system decoupled
system coupled
(motor operation)
(manual operation)
Содержание RDA series
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