1330 Operator’s Manual Service - 65
10 Hour Service
CMW
Lube Pivot
Lube two pivot zerks with MPG every 10 hours.
Check Digging Chain Tension
Check digging chain tension every 10 hours and adjust as needed. With boom horizontal, measure
distance from bottom of boom to chain. When properly tensioned, distance should be .5 in (13 mm).
Adjustment Screw:
1. Loosen four clamp bolts (2) so that boom slides freely.
2. Loosen jam nut on adjustment screw (1).
3. To tighten digging chain, turn adjustment screw clockwise. To loosen digging chain, turn
counterclockwise.
4. When proper tension is reached, tighten jam nut.
5. Torque clamp bolts to 75 ft•lb (102 N•m).
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