Gravely 42 ZT XL Operator's Manual page 19

Interval Task
Follow
Engine
Manual
Mainten-
ance
Each Use
Schedule
Check
Battery
Lubricate
Unit
25 Hours
or Every
Season
50 Hours
Check
or Every
Fasteners
Season
Check All
100
Belts
Hours or
Every
Season
Perform scheduled engine
maintenance. Refer to Engine
Manual for detailed instructions.
NOTE: To drain the oil, use the oil
drain hose (1) supplied with unit, not
the drain plug that is shown in the
Engine Manual.
Keep battery and battery terminals clean (see Cleaning Battery and
Battery Cables on page 23).
Apply grease to zerk (1) on each
front wheel
Check mower blade mounting hardware and all other fasteners.
Replace fasteners that are missing or damaged. Tighten all nuts and
bolts to the correct torque value.
Replace worn or deteriorated belts.
• Check hydrostatic belt (see REPLACING HYDROSTATIC BELT
on page 26 for hydrostatic belt location).
• Check PTO belt (see REPLACING PTO BELT on page 25 for
PTO belt location).
Action
1
GB - 19
1