Axion ZT18533, CZT2142 manual Check / Adjust PTO Clutch, Win ow, Feeler Gauge

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CHECK / ADJUST PTO CLUTCH

WARNING

To avoid serious injury, perform adjustments only with engine stopped, key removed and tractor on level ground.

Service Interval: 200 Hours.

The Power Take Off (PTO) clutch drives the mower blades. The PTO clutch is engaged and disengaged by the mower blade switch. Check the PTO clutch adjustment every 200 hours of operation. Also perform the following procedure if the clutch is slipping, will not engage, or if a new clutch has been installed.

1.Remove key from ignition switch and disconnect spark plug wires to prevent the possibility of accidental starting while the PTO is being adjusted.

A

B

B

B

Figure 33. PTO Clutch Adjustment

A.Adjustment Window (Qty. 3, one shown)

B.Adjustment Nut

2.

 

Reproduction

B

See Figure 33. Note the position of the 3 adjustment

A

 

windows (A) in the side of the brake plate and the

 

 

 

nylock adjustment nuts (B).

 

 

 

3.

Insert a .012”-.015” (2,5-4mm) feeler gauge (C)

 

 

 

through each window, positioning the gauge between

 

 

 

the rotor face and the armature face as shown in

 

 

 

Figure 34.

 

 

 

4.

Alternately tighten the adjustment nuts (B, Figure 33)

C

 

 

until the rotor face and armature face just c ntacts

 

 

 

the gauge.

 

Figure 34. Adjust PTO Clutch

 

5.

Check the windows for an equal amount of tension

A. Win ow

 

 

when the gauge is inserted and removed, and make

B. Adjustment Nut

 

 

any necessary adjustments by tightening or

C. Feeler Gauge

 

 

loosening the adjustment nuts.

 

 

 

NOTE: The actual air gap between the rotor and armature may vary even after performing the adjustm nt procedure. This is due to dimensional variations component parts, and is an acceptable condition.

6. Check the mower blade stopping time. The mower blades and mower drive belt should come to a complete stop within five seconds after the electric PTO switch is turned off. If adjustment does not stop a mower braking problem, replace the electric PTO clutch.

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Contents OPERATOR’S Manual 18.5, 21, 26HP Zero-Turn RidersNot For Table of Contents Reproduction25Safety Rules General OperationIgnition System For Service & Maintenance Safe Handling of GasolineSafety & Operation Decals Safe, effective operationSample Identification NumbersGround Speed Levers Parking Brake Lever OperationControl Functions Engine Speed Control/ChokeGeneral Operating Safety Checks Before Starting Fuel RecommendationsPushing the Rider by Hand Emergency StoppingStopping the Rider & Engine Starting the EngineForward Travel Practice Driving PracticeSmooth Travel Reverse Travel PracticeExecuting Turns Practice Turning Around a CornerPractice Turning In Place Executing an End-Of-Row Zero TurnRemoving the Mower Deck Installing the Mower Deck Engine Dr ve Pulley Figu e 14. Mower Belt R uti Idler Pulley ArmWer Belt Fixed Idler PulleyRider MAINTENANCE, All Models MaintenanceMaintenance Schedule 18.5, 21HP Briggs & StrattonCooling Areas and AIR Filter Accessing the Engine CompartmentService Interval 25 Hours Check Tire PressureOil LubricationGrease Lubricating Rider Clean Deck Check / Replace Mower Blades Blade Removal 42 & 52 DeckNot DC CASystem Clean the Battery and Cables Check Rider SafetyOperational Safety Checks Feeler Gauge Check / Adjust PTO ClutchWin ow Change Engine OIL Change Engine OIL & FilterSingle Cylinder Models Air Filter Lat Air Filter Cover Service AIR Filter & PRE-CLEANER 18.5 & 21 HP EnginesAir Filter Removal & Installation Air Filter Removal Filter Cartridge Air Filter Service Clean Combustion Chamber Briggs & Stratton ModelsPre-Cleaner Service Replace Spark PlugSpeed Balancing Adjustment Service & AdjustmentsGround Speed Control Lever Adjustment Cutting Height AdjustmentBrake Adjustment Engine AdjustmentsMower Deck Leveling Adjustments Side to Side Leveling 33 DecksSide to Side Leveling 42 & 52 Decks DeckJam Nuts hidden from view Front To Back Leveling 33 DeckTurn the blade front-to-back as shown in Figure Front To Back Leveling 42 & 52 Decks Mower Drive Belt Replacement 42 Decks Mower Belt ReplacementMower Drive Belt Replacement 33 Decks Decks only Arbor Drive Belt ReplacementMower Deck Washout Port Before Storage StorageStorage After StorageTroubleshooting Troubleshooting the RiderTroubleshooting the Mower Engine 21HP SpecificationsChassis TransmissionService Items Replacement PartsNot For Not For Tall Grass Requires Incremental Cutting HOW and When to WATER, Fertilize & AerateHOW High to MOW the Grass When and HOW Often to MOW Proper Mowing SpeedNot For

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