Trane TR170 - RFI Filter; Relay Transducer Card

8.3.6 RFI Filter
1. Unplug the 3 lter cables from the thyristors
using a hex 8 key.
2. Loosen the 3 cables from the cable connector
using a hex 5 key.
3. Remove 3 screws (T20) from the support bracket.
4. Remove support bracket.
5. Remove 4 screws (T20) from the RFI lter.
6. Remove the entire assembly.
Reinstall in the reverse order.
1RFI lter
Illustration 8.14 RFI Filter
8.3.7 Relay Transducer Card
1. Remove the 3 clamps on each side of the 2 cable
connectors.
2. Remove the cable connector with no cables
attached.
3. Remove 3 screws (T20) from the support bracket.
4. Loosen the 3 cables from the relay transducer
card.
5. Remove the cable connector with cables and
retaining guide attached.
6. Unplug all other cables from the relay transducer
card.
7. Remove the 3 screws (T20)
8. Remove the relay transducer card.
Reinstall in the reverse order.
1 Relay transducer card
Illustration 8.15 Relay Transducer Card
I-Frame Size Disassembly an...
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