Skyjack SJ1044 TH, Manual

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SJ1044 TH, SJ1044 THS, SJ1056 TH, SJ1056 THS, SJ1256 THS
230790ABA
Section 5 – Procedures Non-Routine Maintenance
Cotter Pin
Figure 84 Chain Removal
6. Remove cotter pin and anchor pin then disonnect
chain from anchor.
7.
Remove rear access cover plate then remove the
rear anchor mount on 3rd boom section and/or
fourth boom section for SJ1056 TH/THS / SJ1256
THS.
Rear Extend
Chain Anchor
Figure 85 Rear Extend Chain Anchor.
8.
Remove cotter pin and anchor pin then disonncet
chain from anchor.
9. Pull out chain completely from boom and
thoroughly inspect.
NOTE
Refer to section 5.4-8 for detailed procedure on
how to inspect boom chains.
Install Extend Chain
1.
At the front of the boom, link the new extend
chain to the end of the old extend chain using a
link pin and new cotter pin.
2. From the rear of the boom, pull the old extend
chain through the boom until the link to the new
chain is visible.
NOTE
Leave a about 2 ft. of slack to loop around chain
sheave on 2nd boom and connect to it to the
chain anchor as shown.
Front Extend
Chain Anchor
Figure 86 Front Extend Chain Anchor
3.
Remove the cotter pin and link pin that secures
the old extend chain to the new extend chain.
Remove and discard the old extend chain.
Discard the cotter pin.
4. From the rear of the boom, secure the chain to
the anchor by installing the link pin and a new
cotter pin