Applicable Systems
Series 0i
Series 16/18/21
Alpha
Beta
Symptoms
Subprogram nesting depth exceeds the allowed limit.
Possible Causes
- Subprogram calls are nested more than the maximum allowed levels.
- Recursive or deep subprogram call chain.
Troubleshooting Steps
- Step 1: Review the subprogram call chain for excessive nesting.
Deep nesting identified. - Step 2: Reduce the nesting depth to within the limit.
Subprogram calls execute without nesting error.
How to Reset
Reduce subprogram nesting and reset to clear the alarm.
Source: Fanuc 0i/0iMate Alarm Code List, FANUC Corporation
Category: CNC