Nortel DMS-100 Series Maintenance Manual page 444

12-6 Routine maintenance procedures
Inspecting cooling unit filters Inspecting cooling unit filters
SMS SMS
(end) (continued)
18
19
20
297-8231-550 Standard 09.01 August 1998
Install the filter and grill on the frame.
Go to step 19.
On the front of the FSP, set the FAN ALARM OVERRIDE switch to OFF.
The procedure is complete.