Exmark TT20KCC, TT23KAC, TT23KCC manual Adjustments

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c)Shoulder bolts in ends of speed control crank.

e)OPC lever setscrews.

f)Electric clutch retaining bolt.

g)Pump drive idler pivot bolt.

Adhesives such as “Loctite RC/609 or RC/680” or “Fel-Pro Pro-Lock Retaining I or Retaining II” are used on the following:

a)OPC lever hubs and cross-shaft

NOTE: Care must be used not to bond the bearing, next to each OPC hub, to the cross shaft which could cause binding of the OPC levers and erratic operation.

5.1.21Dielectric grease is used on all blade type electrical connections to prevent corrosion and loss of contact.

5.2ADJUSTMENTS

IMPORTANT: Disengage PTO, shut off engine, wait for all moving parts to stop, and remove key before servicing, cleaning, or making adjustments.

5.2.1Cutting height and anti-scalp roller adjustment.

CAUTION

POTENTIAL HAZARD

When mower deck is not installed or the two front support rod hairpins are removed, the unbalanced weight of the tractor or tractor with mounted mower deck support frame may cause the front of the unit to rise suddenly.

WHAT CAN HAPPEN

If the unit rises suddenly, injury may occur.

HOW TO AVOID THE HAZARD

Securely hold down the front end of the unit when the mower deck is not installed or front support rod hairpins are removed.

a)Stop engine and wait for all moving parts to stop.

b)Install hairpin clips in the holes for the desired cutting height (See Figure 9).

IMPORTANT: To maintain correct cutting height and rake, check the following for proper adjustment.

1.The front and rear hairpins are in the same holes with the proper spacers under the hair pins (See Figure 7).

2.The tire pressures are set as directed in Section 5.1.12.

3.The length of the rear deck support link assemblies are set to 6.89” (approximately 6 7/8”) from the center of the balljoint to the center of the farthest hole (See Figure 7).

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Contents Page Potential Hazard Exmark Parts PLUS Program Operators Manual Table of Contents Safety Safety Alert SymbolYour Safety is Involved TrainingCarbon monoxide can kill you Potential Hazard Operation Page Maintenance and Storage Safety Signs Riding AttachmentsPage Specifications Assembly Instructions Charging the battery may produce explosive gasses Support PIN Location Mower Deck InstallationDrive Wheels Service Hydraulic OIL Perform Necessary AdjustmentsGrease Unit Familiarize Yourself with the ControlsOperation Instructions Drive LEVER, Neutral Lock LatchPRE-START Operating InstructionsPotential Hazard Drive LEVER, Neutral Lock Latch Operation Transporting Maintenance & AdjustmentsPeriodic Maintenance Clean engine air cooling system Blade Bolt Installation Page Page Service Interval After First 250 hrs, then yearly thereafter Charge Pump Location Lubrication Chart Locations Pumps Places IntervalPage Adjustments Left Hand Side Shown Neutral Safety Switch Adjustment Hydro Drive Linkage AdjustmentHydro Control LINKAGE/SWIVEL Adjustment Hydro Pump Spring Tension Setting Trouble Shooting Waste DisposalProblem Engine TroubleshootingEngine Troubleshooting Table Hydraulic Schematic Wiring Diagrams Warranty Limited Warranty Exmark Commercial Turf EquipmentPage Fold Along Appropriate Line See EXMARK’S Complete Line of Products for Turf Care