Gravely 915148 ZT 42 Lawn Mower User Manual


 
EN - 21
Each Use Follow
Engine
Manual
Mainten-
ance
Schedule
Perform scheduled engine maintenance.
Refer to Engine Manual for detailed
instructions.
NOTE: To drain the oil, remove oil drain
cap and attach the oil drain hose,
supplied in the lit pack, to the drain plug.
Rotate the drain to the left to allow oil to
drain. Turn the drain to the right to close.
25 Hours
or Every
Season
Check
Battery
Keep battery and battery terminals clean. See “Cleaning Battery and
Battery Cables” on page 27.
Lubricate
Unit
1. Apply grease to zerk (1) on each front wheel.
2. Apply grease to quick adjust seat mechanism through slots (2) on
bottom side of seat plate. Work grease into mechanism by sliding
seat back and forth repeatedly.
50 Hours
or Every
Season
Check
Fasteners
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 values.
100 Hours
or Every
Season
Check All
Belts
Replace worn or deteriorated belts.
Check hydrostatic belt. See "REPLACING HYDROSTATIC
BELT" on page 30 for hydrostatic belt location.
Check PTO belt. See "REPLACING PTO BELT" on page 29 for
PTO belt location.
Interval Task Action
Oil Drain Plug
1
2