10.Reverse steps to reinstall.
11.Verify proper operation before you return the product to service.
TTrroolllleeyy ppoossiittiioonn sseennssoorr ((TTPPSS)) rreeppllaacceemmeenntt
TToooollss rreeqquuiirreedd::
• T25 Torx driver
• 1/8" hex wrench
• 5/32" hex wrench
• 1/4" ratchet
PPrroocceedduurree::
1. Remove the trolley. See
Trolley removal
(page 33).
2. Remove the trolley covers. See
Cover removal and replacement
(page 35).
3. Unplug the TPS cable (A) from the main cable assembly (Figure 30).
FFiigguurree 3300 –– MMaaiinn ccaabbllee aasssseemmbbllyy
4. Using a 5/32" hex wrench, loosen (do not remove) the socket head cap screw (B) that secures the trolley mechanism
arm (Figure 31).
5. Using 1/8" hex wrench, remove the flat head cap screw (C) that secures the link to the trolley mechanism arm and
remove the trolley mechanism pivot pillar (D) (Figure 31).
6. Using a 1/8" hex wrench, loosen (do not remove) the flat head cap screw (E) that secures the front link (F) to the trolley
mechanism arm and swing it out of the way (Figure 31).
NNoottee -- Rotate the link to remove the pivot pillar. During removal, pay attention to the orientation of the pivot pillar.
EN 48 6390-309-002 Rev AB.0
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