Applicable Systems
SKY-2
Symptoms
The elevator reports an overload alarm. The car load exceeds the rated capacity.
Possible Causes
- Passenger or freight load exceeding rated capacity
- Load cell calibration error
- Overload threshold set too low
Troubleshooting Steps
- Step 1: Verify the actual car load against rated capacity
Load is within rated capacity - Step 2: Check the load cell calibration
Load cell reads accurately - Step 3: Verify the overload threshold setting
Setting matches the rated capacity
How to Reset
To reset: Remove excess load or recalibrate the sensor, then clear the alarm.
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Source: Otis Elevator Service Manual, Otis Worldwide Corporation
Category: Elevator
Published: 2026-10-18
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