A
B
CAUSE SOLUTION
SWITCH
Problem: If the lift is not moving in either direction, there is no code on the
diagnostic display
Cause: The lift may be switched off.
Solution: Turn the lift on.
Problem: the lift travels in one direction only and the display shows a “4/6”.
Cause: there is an obstacle between the lift and the stairs.
Solution: move the lift in the opposite direction {A} and remove the obstacle {B}.
CAUSE SOLUTION
OBSTACLE
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