Applicable Systems
Kone Elevator
Symptoms
KONE MonoSpace 700 drive controller displays fault indicating drive system or motor issue requiring immediate drive unit inspection and diagnostic evaluation.
Possible Causes
- Motor overload detected by drive current monitoring circuit exceeding 150% rated current
- Brake lining wear sensor indicating minimum lining thickness reached
- Rope traction loss detected by slip monitoring function
- Drive communication error on CAN bus between drive and controller
Troubleshooting Steps
- Step 1: Read fault code on the KONE MonoSpace 700 drive display panel
Fault code and drive status shown on LED display - Step 2: Check motor current with drive diagnostic function
Motor current below 100% rated during normal load operation - Step 3: Inspect brake lining thickness with wear gauge
Lining thickness exceeds minimum 3mm as specified in maintenance standard - Step 4: Verify CAN bus communication by checking node status
All nodes show green status on bus diagnostic indicator
How to Reset
Reset by: 1) Investigate and correct fault condition. 2) Reset from drive panel. 3) Run test trip. 4) Confirm fault does not recur before returning to service.
Common Replacement Parts
- MS700-DRV-01: KONE MonoSpace 700 drive unit (Verify rated speed and load capacity before ordering)
Frequently Asked Questions
- Q: When should brake linings be replaced?
Brake linings must be replaced when thickness reaches 3mm minimum. KONE recommends proactive replacement at 4mm to ensure safe stopping distance under all load conditions.
Source: KONE MonoSpace 700 Maintenance Manual
Category: Elevator