Gravely ZT 915100 - 1732 Owner's And Operator's Manual page 17

Interval Task
Each Use Follow
Engine
Manual
Mainten-
ance
Schedule
25 Hours Check
or Every Battery
Season
Lubricate
Unit
50 Hours Check
or Every Fasteners
Season
100 Hours Check All
or Every Belts
Season
Action
Perform scheduled engine maintenance. Refer to Engine Manual for
detailed instructions.
NOTE: To drain the oil, use the oil drain petcock (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 22).
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 25 for hydrostatic belt location).
• Check PTO belt (see REPLACING PTO BELT on page 24 for
PTO belt location).
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1
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