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Routine Service and Maintenance
If the chain tension needs to be adjusted:
1. Loosen the adjustment bolt lock nut (Item 2, Figure 4–19)
2. Rotate the chain adjustment bolt (Item 3, Figure 4–19) to increase or decrease pressure on
the boom until the proper chain sag is measured.
3. Tighten the adjustment bolt lock nut.
4. On a monthly basis, lubricate the adjustment bolt using the grease zerk (Item 1, Figure 4–19).
Figure 4–19 Chain Tension Adjustment
1
3
2
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