Maintenance
•OPC lever hubs and
Note: Care must be used not to bond the bearing, next to each OPC hub, to the
•Fuel tank studs, where studs are inserted into tank.
Mobil HTS Grease (Or Food-Grade Anti-seize)
Mobil HTS grease (or
•Between the cutter housing spindle and bearings.
•Between the cutter housing spindle and sheave.
•Under top cutter housing bearing guard.
Copper-Based Anti-seize
On threads of Blade Bolts Serial Nos. 540,000 and Higher. See Check Mower Blades section for instructions.
Dielectric Grease
Dielectric grease is used on all blade type electrical connections to prevent corrosion and loss of contact.
Adjustments
Note: Disengage PTO, shut off engine, wait for all moving parts to stop, engage parking brake, and remove key before servicing, cleaning, or making any adjustments to the unit.
Deck Leveling
See Adjusting the Cutting Height section in Operation.
Pump Drive Belt Tension
Deck Belt Tension
Blade Drive Belt Tension
Brake Adjustment
1.Shut off engine and wait for all moving parts to stop.
2.Disengage the park brake.
3.Remove the hairpin in the park brake linkage. Turn the linkage in the yoke until there is 3/16 inch (4.8 mm) to 1/4 inch (6.4 mm) clearance between the park brake tire bars and the tires with the park brake disengaged.
Speed Control Linkage
and Neutral Safety Switch
Adjustment
1.Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake.
2.Move speed control lever (located on console) to the full forward position and check orientation of tabs on the ends of the speed control crank, see Figure 14. These tabs should be pointing straight down at the 6 o’clock position or slightly forward. Adjust threaded yoke at the bottom of speed
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