90

Platform Load is over 90%

Kone · Elevator Control

What does 90 mean?

The detected load on the platform exceeds 90% of its rated capacity. This is a warning only, indicating close proximity to the maximum load limit.

Common Causes

  • Platform loaded very close to its maximum capacity.
  • Malfunction of the platform overload sensor, providing an inaccurate reading.
  • Temporary load spikes triggering the sensor.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Verify load weighing system (LWS) calibration parameters in the Kone Kone Elevator Control system against the latest documentation and factory settings.

  2. 2

    Inspect all load weighing device (LWD) sensors and their mounting hardware for physical damage, obstructions, or improper installation that could affect readings.

  3. 3

    Inspect all wiring and connections from the load weighing device (LWD) sensors to the Kone Kone Elevator Control for signs of damage, corrosion, or looseness.

  4. 4

    Observe elevator operation during typical load cycles and monitor the reported load value in the control system for consistency and accuracy, comparing with estimated actual loads.

Browse all codes in this manual (60)
Verified technical data. Last updated: March 2026

Related Faults