Gravely pro-turn 460 diesel 992236 Operator's Manual page 25

Period Service
Check Air Filter
Lubricate Unit
Every 50
Check Fan Belt Tension Correct fan belt tension is critical to proper water
Hours
Check Brake Gap
Clean Battery
Clean Engine Cooling
System
Every 100
Check Fasteners
Hours
Check Belts
Change Gearbox Oil
Every 400
Hours
Change Hydraulic Fluid
and Filter
Task
Check air filter for dirt. Clean as required. Follow
Engine Manual for maintenance schedule.
Oil all pivot points and pin connections.
pump and alternator operation. Ensure fan belt has
proper tension.
Adjust gap if necessary. See Adjusting the Parking
Brake on page 37.
Keep battery and its terminals clean. See Clean
Battery on page 33
Check and clean cooling fins and inside the engine
shrouds to remove grass, chaff or dirt.
Check mower blade mounting hardware and all other
fasteners. Replace missing or damaged fasteners.
Tighten all nuts and bolts to their correct torque value.
Replace worn or deteriorated belts. See Replacing
Mower Belts on page 38 and Replacing the Hydro
Pump Belt on page 39.
Completely drain and change gearbox oil after first
75 – 100 hours of use and every 400 hours thereafter.
USE ONLY an AGMA EP 5 Full-Synthetic PAO
Industrial Gear Lube (16oz.) (Ariens Service Part
Number 00078300).
Drain hydraulic fluid tank, replace hydraulic oil filter,
* refill system. See Hydraulic Fluid on page 28.
.
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