Husqvarna LZ6130C, LZ7230C, LZ7230, LZ6127, LZ5227, LZ6130 Troubleshooting Guide, Problem Cause

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TROUBLESHOOTING GUIDE

Problem

Cause

The engine will not start.

The blade switch is engaged.

The steering controls are not locked in the neutral position.

The driver is not sitting in the driver’s seat.

The parking brake is not activated.

The battery is dead.

Contamination in the carburetor or fuel line.

The fuel supply is closed or the tap for the fuel tank is in the wrong position.

Clogged fuel filter or fuel line.

The starter does not turn the engine over.

Dead battery.

 

 

• Poor contacts on the battery terminal cable

 

 

 

connections.

 

 

Fuse blown.

 

 

Ignition system faulty.

 

 

• Fault in the starter safety circuit. See Checking the

 

 

 

Safety System in the “Maintenance Section,”

 

 

 

 

The engine runs rough.

Faulty carburetor.

 

 

• The choke control is pulled out with warm engine.

 

 

Defective valves.

 

 

• Defective piston, cylinder, piston ring, or

 

 

 

cylinder head seal.

 

 

• The cylinder head bolts are loose.

 

 

• Clogged fuel filter or jet.

 

 

• Clogged ventilation valve on the fuel cap.

 

 

• Fuel tank nearly empty.

 

 

Fouled spark plug.

 

 

• The spark plug is loose.

 

 

Defective ignition cable.

 

 

• Defective spark plug electrode.

 

 

• Defective spark plug connection.

 

 

• Rich fuel mixture or fuel-air mixture.

 

 

Wrong fuel type.

 

 

• Water in the fuel.

• Clogged air filter.

• Air trapped in hydraulic system.

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Contents Operator Manual Page Contents English-4 Introduction Manufacturing Number Good ServiceImportant Information Symbols and DecalsRemove key before Safety Safety InstructionsGeneral Operation Never take passengers Slope Operation Personal Safety EquipmentChildren Safe Handling of Gasoline General Maintenance Or into anything. If necessary, make repairs Customer responsibilities TransportSpark Arresters Roll over Protection system RopsControls ControlsMotion Control Levers Hour meter Tracking knobParking Brake Blade switch Ignition SwitchFuses Refueling Seat adjustment lever Seat LockFuel shut off valve Choke control Throttle controlLifting Lever for the Mower Deck Accessories Cutting height lift pedalPump release valves Operation OperationTraining SteeringRoll bar and safety belt Before StartingStarting the Engine Depress the control for disengaging the mower deck Press in and turn the ignition key to the start position Mowing no choke To start an engine with a weak battery To attach jumper cablesTo remove cables, reverse order Running Mower deck’s gauge wheels should be evenly adjustedOperating on hills Mowing Tips Moving by Hand Stopping the EngineLeast Hours Once Maintenance Before After Each MaintenanceDaily Weekly 25 50 100100 300 Battery To clean battery and terminalsReplacing battery Ignition System Safety SystemSafety system Engine Cooling Air Intake Throttle CableChoke Cable Air filter housing and filter Air FilterDust cap Engine Oil Cooler Fuel Pump Air Filter Fuel FilterChecking the V-belts Deck beltTo replace deck belt Pump belt Checking Tire PressuresChecking the Parking Brake Checking the Blades Blade replacementAdjusting the Mower Deck Adjusting Cutting HeightLeveling Removal and installation of caster wheel Cleaning and WashingCaster Wheels HardwareLubrication Schedule LubricationLubricating the Cables Shaft Bushings and LinkageLubricating with Lubrication Schedule Engine Oil Changing the Engine Oil Checking the Oil Level Oil Type Oil RecommendationsThrottle and Choke Cables, Lever Bearings Mower Deck Height AdjusterFront Wheel Mount Front Wheel BearingsSteering Control Shafts Mower Deck StrutsChanging the Oil Filter Problem Cause Troubleshooting GuideEnglish-58 Service StorageWinter Storage For unit produced before Serial No Wiring DiagramsTechnical Data LZ5227 LZ6127 EngineTransmission Overall Dimensions LZ5227 Z6127Productivity LZ6130 LZ7230 Engine LZ6130C LZ7230C LZ6130 LZ7230 LZ30C LZ30Torque Specifications Conformity Certificates Conformity Certificates USA requirementsCE requirements Service Journal Service JournalDelivery Service Action Date, mtr reading, stamp, signAfter the First 5-8 Hours Hour Service English-71 English-72 English-73 At Least Once Each Year English-75 Warranty Statement 539 131254 R01 08/23/07