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December 2018
45 Fully retract the boom and lower the boom to
the horizontal position.
46 Stop the engine.
47 Re-measure the gap between boom tubes
#1 and #2 from points (11) and (12)
(dimension "A") and boom tubes #3 and
#4 from points (7) and (8). (Illustration 1)
Result: The measurement is between 1 in /
2.6 cm and 1.5 in / 3.8 cm more than
dimension "A". The gap is in tolerance.
Proceed to step 48.
Result: The measurement is more than 1.5 in /
3.8 cm greater than dimension "A". Repeat the
procedure beginning with step 29.
Result: The measurement is less than 1 in /
2.6 cm greater than dimension "A". Repeat the
procedure beginning with step 40.
48 Install the red locking brackets (2) over the
cable adjustment bolts. A flat edge of each bolt
head must be on top for the locking bracket to
secure the bolts (Illustration 2).
Bodily injury hazard. Failure to
install the red cable adjustment
locking bracket would allow the
cable mounting bolts to loosen
and fall out which could result in
death or serious injury.
49 Lower the boom to the stowed position.
Part No. 1268497
Boom Components
How to R eplac e the Boom Extend/R etr act Cables
How to Replace the Boom
Extend/Retract Cables
Note: The cable sheaves must be inspected when
replacing the cables.
1
Remove the primary boom extension cylinder.
Refer to Repair Procedure, How to Remove
the Primary Boom Extension Cylinder.
#3 Boom extend cables:
2
The #3 boom extend cables remain attached
to the extension cylinder during removal.
#4 Boom extend cables:
3
Remove the cable tension limit switch
mounting bracket.
4
Remove the nut (1) securing the extend cable
to pivoting adjustment assembly (2).
(Illustration 1)
SX-180
Service and Repair Manual
67
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