Fanuc Parameter 8901 Better =link= Guide

Parameter 8901 is primarily used to "shield" or temporarily disable the system fan alarm.

Based on the provided search results, (specifically referenced as RRM8901 in some contexts, likely 8901#0) is a maintenance-related parameter used to temporarily bypass critical alarms, primarily for troubleshooting, such as disabling a 701 overheating alarm for the upper fan on a Fanuc 0i lathe. Key Features and Usage of 8901: fanuc parameter 8901 better