Yazoo/Kees ZMKW48171 / 968999297, ZMKW52211 / 968999466 manual Trouble Shooting, Problem

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TROUBLE SHOOTING

PROBLEM

POSSIBLE CAUSES

Blade switch on.

Drive levers not in the neutral slots. Operator not in seat.

ENGINE WILL NOT START.Park brake disengaged. Dead battery.

Fuel valve closed or in the wrong position. No fuel.

Spark plugs defective. Spark plug wires off.

MACHINE WILL NOT MOVE OR MOVES SLOWLY OR HARD.

Park brake on.

Pump bypass valves open. Pump drive belt loose or off. Hydraulic system failure. Air in the hydraulic system.

Blade belt off.

BLADES WILL NOT ENGAGE.Clutch unhooked form wiring harness.

Blade switch failure or unhooked from harness. Fuse burnt out.

Tire pressure uneven. Blades bent.

UNEVEN CUTDeck chains uneven. Deck lift blocks loose. Anti-scalp rollers set uneven.

Blades dull.

CUT IS RAGGEDGround speed to fast. Grass to long.

Grass accumulation under deck.

Blades loose.

MACHINE VIBRATIONBlades unbalanced. Engine loose from mounts.

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Contents ZMKH52251 ZMKW48171ZMKW52211 ZMKH61251Page Contents Introduction IntroductionGood Service Symbols and Decals Symbols and DecalsGeneral Use Safety InstructionsSafety Instructions Keep children away from the work area Driving on Slopes Do as followsMaintenance Children8011-563 Transport Important InformationRoll Over Protection System Customer ResponsibilitiesPresentation PresentationTires Setup and AdjustmentsRops Assembly Roll Over Protection System Control Arms AdjustmentsSeat Install Engine OilMower Deck Leveling Throttle Lever TensionMotion Control Linkage Adjustment Park Brake AdjustmentOperation Operating instructionsFuel Shut Off Key SwitchHour Meter Pump ReleaseCutter Housings MaintenanceSafety interlock system Mower bladesHydraulic system HardwareAir filter Deck beltTire pressure Pump beltLubrication Fuel filterStandard Hardware Metric Standard HardwareMaintenance Schedule Trouble Shooting ProblemPage Wiring Diagrams Wiring Diagrams