Applicable Systems
SKY-2
Symptoms
The elevator reports a safety gear activation. The progressive safety gear has been triggered, stopping the car.
Possible Causes
- Overspeed detected by the speed governor
- Governor rope stretched or tension incorrect
- Safety gear wedges seized or corroded
Troubleshooting Steps
- Step 1: Inspect the speed governor for proper operation
Governor trips at the correct speed - Step 2: Verify governor rope tension and condition
Rope is taut and in good condition - Step 3: Check safety gear wedges for free movement
Wedges move freely without corrosion
How to Reset
To reset: Reset the safety gear, verify the governor, then reset the controller.
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Source: Otis Elevator Service Manual, Otis Worldwide Corporation
Category: Elevator
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