Smps Card; Bus Bar Unit - Trane TR150 Service Manual

I-Frame Size Disassembly an...

8.2.4 SMPS Card

1. Remove the 3 black plastic covers.
2. Unplug and remove the fan.
3. Unplug all other cables.
4. Remove the 2 screws (T20) at MK101.
5. Remove the 3 screws (T20) at K103A, K104A, and
K105A.
6. Remove the 4 screws (T20) and from the SMPS
card.
7. Lift off the SMPS card.
Reinstall in the reverse order.
1 SMPS card
Illustration 8.4 SMPS Card
BAS-SVM04B-EN
TR150 and TR170 Service Manual

8.2.5 Bus Bar Unit

1.
2.
3.
4.
5.
6.
7.
Reinstall in the reverse order.
1 Fan
2 Bus bar unit
Illustration 8.5 Bus Bar Unit
02/2017 All rights reserved.
Remove the 2 screws from the snubber capacitor
on the bus bar unit.
Remove the snubber capacitor.
Use a Hex 8 key to remove 2 screws from the bus
bar unit.
Remove the 6 small screws (T10).
Remove the remaining 9 screws (T20).
Unplug cables.
Lift out the bus bar unit.
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