Gravely 915034 - ZT1640 Owner's/Operator's Manual page 14

NOTE: Use figure 12 to locate items called out
in the maintenance schedule.
7
6
Interval
Check Safety
Interlock System
Check Parking Brake
Each Use
Clean Unit
Check Tires
Check Mower Blades
Check Engine Oil
5
Task
Engage parking brake and engage transmission bypass lever
(see Moving The Unit Manually on page 12). Push unit. If unit
rolls, contact your Gravely Dealer.
Clean engine, battery, seat, mower deck, etc. of all dirt and
debris. Do not use solvents, hard cleaners, or abrasives.
NOTE: Protect painted surfaces with automotive type wax.
See Specifications on page 26 for correct tire pressure.
Check for worn or damaged mower blades (see Sharpening
Mower Blade on page 18).
Use oil fill/dipstick (item 7) to check engine oil level. Add engine
oil if needed, refer to Engine Manual for detailed instructions.
1
Figure 12
WARNING: Safety interlock system failure and
improper operation of unit can result in death or
serious injury. Test this system each time the unit is
operated. If this system does not function as
described, do not operate until repairs are made
(see Safety Interlock System on page 9).
GB - 14
1. Cooling
2. Air Filter
2
3. Fuel Filter
4. Oil Filter
5. Spark Plug
3
6. Oil Drain
7. Oil
4
Action
System
(precleaner
& cartridge)
Petcock
Fill/Dipstick
OE0020