John Deere Mid-Mount Z-Trak 997

1500 Hourly/2 Yearly Maintenance Tasks

Check valve clearance (See the Technical Manual or your John Deere dealer.)

Check fuel injectors. (See the Technical Manual or your John Deere dealer.)

Check fuel injection pump. (See the Technical Manual or your John Deere dealer.)

Change engine coolant and thermostat, if using COOL GARD™ PREDILUTED SUMMER COOLANT (TY16034).

Check water separator bowl. Remove water from bowl

Check alternator belt and fan belt for wear and tension

Check air intake hoses, hydraulic lines and hoses, radiator hoses and clamps

Clean radiator and oil cooler fins

Sign off on the 200 Hourly Maintenance

Change hydraulic oil and filter

Change fuel filter and clean water separator bowl

Check coolant freeze point and clarity

Change engine coolant and thermostat

Sign off on the 500 Hourly/Yearly Maintenance

• Lubricate front caster spindles.

• Lubricate mower deck lift support blocks.

• Lubricate mower deck spindles.

• Lubricate 60 inch mower deck idler pivot.

• Lubricate mower deck push arms.

• Lubricate height-of-cut detent.

• Lubricate engine drive shaft.

• Check and adjust park brake.

Check and tighten roll-over protection system (ROPS) hardware.

Check and tighten drive wheel hardware to specification (115 N•m (85 lb-ft)).

Check caster spindle torque (60-80 N•m (44-59 lb-ft)).

Check and tighten roll-over protection system (ROPS) hardware.

Sign off on the 5 hourly maintenance