Trouble locating and clearing procedures (continued) 1-37
DMS-100 Family NA100 Trouble Locating and Clearing Procedures Volume 2 of 2 LET0015 and up
Repairing FAN faults on an LCEI frame;
cooling unit replacement
(continued)
Summary of Repairing FAN FAIL faults on an LCEI frame
This flowchart summarizes the
procedure.
Use the instructions that follow
this flowchart to perform the
procedure.
Start
Dirty
filter?
End
Contact next
level of support
Y
N
Turn power off
Replace filter
Remove
cooling unit
Is FAN
FAIL lamp
out?
Blown
fuses?
Y
Replace
cooling unit
Replace fuses
N
Y
Is FAN
FAIL lamp
out?
N
N
Y
Is lamp
out?
N
Y
Repair in
frame?
(see next page)
Y
N
1