Applicable Systems
SMODEX 90t
Symptoms
The crane reports a lighting fault. The crane work lighting is not operating.
Possible Causes
- Light bulb or LED module burned out
- Lighting circuit fuse blown
- Light switch or relay failure
Troubleshooting Steps
- Step 1: Inspect and replace burned out light bulbs
All lights illuminate - Step 2: Check the lighting circuit fuse
Fuse is good and circuit is intact - Step 3: Test the light switch and relay
Switch and relay operate correctly
How to Reset
To reset: Repair the lighting, then clear the alarm.
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Source: Konecranes Crane Safety Manual, Konecranes Plc
Category: Crane
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