Trane Climate Changer TCFS Nstallation, Operation, And Maintenance page 72

Routine Maintenance
Figure 79. Exploded view of internal bearing and shaft
assembly (no hub shown)
20. Install the belt.
21. Start up unit and check wheel for clearance. Seals on
the short posts may have to be adjusted for proper
sealing.
CDQ External Bearing Replacement
Prepare wheel for removal of old bearing and installation
of new bearing.
1. Remove belt from motor and wheel.
2. Support wheel with wooden blocks on both sides of the
wheel.
Figure 80. Wooden blocks support wheel
3. Remove cover plate from bearing housing if present.
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Figure 81. Remove cover plate
4. Remove the bolt and washer from the end of the shaft.
Figure 82. Remove bolt and washer from shaft.
5. Loosen the set screws in the bearing inner race.
Figure 83. Loosen set screws
CLCH-SVX010A-EN