Dixon 12828-0603, ZTR 2700 manual Engine Backfires

Page 41

TROUBLESHOOTING

6. ENGINE OVERHEATED

Radiator coolant level- - - - - - - - - - - - - - - - - - - - - - - - - - - -add coolant mixture Air intake screen or fins clogged- - - - - - - - - - - - - - - clean intake screen and fins Fuel mixture too lean- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - consult dealer Improper ignition timing- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - consult dealer Oil level too low or too high- - - - - - - - - - - - - - - - - - - - - - - - - - -adjust oil levell Running engine too slow- - - - - - - - - - - - - - - - - - - - - - - - - - - -run engine faster

(NOTE: Always mow at full throttle setting)

7. ENGINE SOMETIMES SKIPS AT HIGHER SPEEDS

Incorrect ignition timing- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - consult dealer Carburetor maladjusted- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - consult dealer Faulty spark plug- - - - - - - - - - - - - -check spark plug or condition and reset gap*

8. ENGINE RUNS BUT MOWER WON’T MOVE FORWARD

Drive belt broken or slipping- - - - - - - - - - - - - - - - - - - - - - - - replace drive belt Pump arm loose or disconnected- - - - - - - - - - - - - - - - - - - tighten or reconnect Hydraulic oil system low- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -add oil By-pass valves in free wheel position- - - - - - - - - - - - - - - -tighten by-pass valves Hydrostat oil filter plugged- - - - - - - - - - - - - - - - - - - - - - - - - - - - - replace filter Faulty pump or wheel motor - - - - - - - - - - - - - - - - - - - - - - - - - - -consult dealer

9. ENGINE STALLS WHEN BLADES ARE ENGAGED

Operator not on seat- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - sit on seat Faulty interlock system- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - consult dealer Blade spindle bearing failed - - - - - - - - - - - - - - - - - - - - - - - - - - -consult dealer Deck drive belt improperly routed- - - - - - - - - - - - - - - - - - - - - - - - - - - - reroute Blades blocked by foreign material- - - - - - - - - - - - - - - - - - - - clean under deck

10. ENGINE BACKFIRES

Carburetor maladjustment- - - - - - - - - - - - - - - - - - - - - - - - - - - - consult dealer

11. ENGINE IDLES POORLY

Carburetor maladjustment- - - - - - - - - - - - - - - - - - - - - - - - - - - - consult dealer Improper spark plug gap- - - - - - - - - - - - - - - - - - - - - - - check and re-gap plug*

*See engine manual for engine adjustment

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Contents Model Important Read Carefully D E Safety Safety Alert Symbol General Operation General Operation On it, do not mow it Slope OperationDo not Slope OperationI L D R E N R V I C E Service Dixon Limited Warranty Policy Commercial Models 2700 Series Model SpecificationsControl Levers ControlsA T Parking BrakeMower Deck CUT Height Lift Lever Ignition Switch Mower Blade SwitchChoke Control Lever Throttle Control LeverControls Before Operating Mower Operation InstructionsTesting of Safety Interlock Systems Interlock Switch Test Stopping Instructions Starting InstructionsMowing Instructions Grass Height and Cutting Suggestions Springs To Lift SeatTo Free Wheel Machine Unlock Transmission Maintenance Schedule Care and MaintenanceTires BatteryEngine Belts Mower BladesLubrication Dirt or water in oil can ruin Hydrostatic transmissions Checking & Replenishing OIL in Hydrostatic TransmissionParking Brake Adjustment Headlight Adjustment Hydrostatic Pumps Hydrostat Drive Belt Replacement ProcedureTo adjust neutral Steering Control AdjustmentsTo adjust steering control levers Steering Control AdjustmentsSteering Control Adjustments Leveling the Deck Kawasaki AIR and OIL Filter ZTR ModelTroubleshooting Engine Backfires Electrical Systems Owner F O R M a T I O N ZTRMowers
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