C−LRV lift control valve Operating controls and indicators
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300−I−9010212−E−10/08.08
3.1 Emergency−lowering valve
Pressing lever = lowering the car
The car is lowered by pressing the lever of the emergency−lowering
valve.
Important: The minimum preload pressure of 6–10 bar continues to
exist (prevents slack−rope build−up as per EN 81−2)
Danger
Car descent
People may suffer injury and materials may be
damaged.
Before operating the emergency−lowering
valve, make sure that there are no people or
materials in the lift shaft.
3.2 Display of the operating status
Legend for the LEDs
1 RUN
Ready for operation (green). Lights when ready for travel; off during
parameterisation
2UP
UP travel (yellow). Lights during upwards travel (fast and slow)
3 DOWN
DOWN travel (yellow). Lights during downwards travel (fast and slow)
4 ERROR
Fault indication (red). Lights when a fault has occurred; no travel is
possible
5 SIU−1
SIU−1 display (yellow). Lights when demand/feedback difference is
exceeded
6 RELAY
Relay display (yellow). Lights when relay on power supply unit is open
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