Applicable Systems
Series 0i
Series 16/18/21
Alpha
Beta
Symptoms
H99 or D99 was specified without a tool group instruction being active.
Possible Causes
- H99 or D99 tool life reference requires an active tool group.
- No tool group is currently selected.
Troubleshooting Steps
- Step 1: Verify a tool group is selected before using H99/D99.
Missing tool group selection identified. - Step 2: Select the tool group first, then use H99/D99.
Program executes with the tool group active.
How to Reset
Select a tool group first and reset to clear the alarm.
Source: Fanuc 0i/0iMate Alarm Code List, FANUC Corporation
Category: CNC