500 Hour Service Interval
Draper Clinic Handout
9
Adjust Tension on Gearbox Drive Chain
The chain inside the gearbox has been tensioned at the factory and requires
no other maintenance other than to adjust the tension every 500 hours or
annually. To adjust chain tension follow these steps:
1. Lower header, stop engine, and remove key.
2. Remove chain adjusting cover (A). Be sure gasket (B) is not
damaged.
3. Remove retainer plate (C).
4. Tighten bolt (D) to 60 in lbf (6.8 N m) and then back off bolt by
1 and 2/3 turns.
5. Reinstall retainer plate (C).
6. Reinstall chain adjusting cover (A) and gasket (B). Torque
hardware to 84 in lbf (9.5 N m).
Find your operators manual at: www.macdon.com/support/operators-manuals
Grease
A- Reel Shaft RH bearing (1 Place)
B- Reel Center Bearing (1 Place)
C- Wheel Bearings (4 Places)
D- Reel Shaft LH Bearing (1 Place)
Please Refer to Maintenance and Servicing Section of Operators Manual for Model Specific Maintenance
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