JLG 1850SJ Operation & Safety Manual page 157

2. Swing Gearbox
Lube Point(s) - Fill Plug
Capacity - 3 qt. (2.8 L)
Lube - GL-5
Interval - Check level every 150 hrs/Change every 1200 hours of operation. Fill to
cover ring gear.
3. Wheel Drive Hub
Lube Point(s) - Level/Fill Plug
Capacity - 2.6 quarts (2.5 liters) ± 10%
Interval - Check level every 3 months or 150 hrs of operation; change every 2 years
or 1200 hours of operation
1850SJ
General Specifications and Operator Maintenance
31222393
157