Trouble locating and clearing procedures (continued) 1-57
DMS-100 Family NA100 Trouble Locating and Clearing Procedures Volume 2 of 2 LET0015 and up
Repairing and replacing NT3X90AA cooling units
(continued)
At the back of the frame
14
Unplug the connector at the back of the unit.
At the cooling unit
15
A harness requires replacement. Tighten any loose connections.
At the back of the frame
16
Reconnect the connector at the back of the unit.
At the front of the cooling unit
17
Inspect the fan operation.
If the fan
Do
works correctly, but did not
work in step 12
step 62
did not work correctly, and did
not work in step 12
step 18
Toggle switch
Inverter card