Husqvarna EZ4824 BF manual Troubleshooting guide

Page 50

troubleshooting guide

Problem

 

Cause

 

 

 

Engine overheats

Clogged air intake or cooling fins

 

Engine overloaded

 

• Poor ventilation around engine

 

• Defective engine speed regulator

 

• Too little or no oil in the engine

 

• Contamination in the carburetor or fuel line.

 

Fouled spark plugs

 

 

 

Battery not charging

Poor contact of the battery terminal cable connections

 

• Charging lead is disconnected

 

 

 

The machine moves slowly, unevenly, or not at all

Parking brake on

 

• Bypass valve on pump open

 

• Drive belt for the transmission slack or has come off

 

• Air trapped in hydraulic system

 

 

 

Mower deck not engaging

Drive belt for the mower deck has come loose

 

• Contact for the electromagnetic coupling has loosened

 

• Blade switch is faulty or has come loose from cable

 

 

contact

 

Blown fuse

 

 

 

Transaxle leaks oil

Damaged seals, housing, or gaskets

 

• Air trapped in hydraulic system

 

 

 

Uneven mowing results

Different air pressure in tires on the left and right sides.

 

Bent blades

 

• Suspending for the mower deck is uneven

 

Blades are dull

 

• Driving speed too high

 

• Grass is too long

 

• Grass collected under the mower deck

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Image 50 Contents
Operator Manual Page Contents Page Introduction Good Service Manufacturing NumberSymbols and decals Remove key before General Operation SafetySafety Instructions Never take passengers Personal Safety Equipment Slope OperationChildren Safe Handling of Gasoline General Maintenance Risk of sparking Transport Controls Control LocationsSteering Control Levers Throttle Control Blade SwitchParking Brake Fuses Ignition SwitchChoke Control Fuel Tank Always raise the deck to the highest position for transport Cutting Height AdjusterFuel Shut Off Valve Tracking Knob Seat Adjustment LeverHour Meter Steering OperationTraining Before Starting Starting the EnginePlace controls in neutral position Press in and turn the ignition key to the start position Weak Battery Positive + terminal on each battery, taking careRunning Operating On Hills Mowing Tips Stopping the Engine Manual Transport ZT-2800 Bypass LinkagesMaintenance Maintenance ScheduleMaintenance Battery Replacing batterySafety System Maintenance Tire PressuresDeck Belt Removal Deck Belt InstallationBelts Replacing pump belt Belt installationPump Belt Belt removalCutting Blades Adjusting the Mower Deck Leveling deckAnti-scalp rollers Caster Wheels CleaningUse protective glasses when cleaning and washing HardwareLubrication General Deck Spindle Front Wheel Mount Front Wheel Bearings Deck Outer SpindleTransaxle Fluid Change Filter guardPurging Procedures Problem Cause Maintenance sectionTroubleshooting guide Winter Storage ServiceStorage Schematics Engine Technical DataEZ4824 TransmissionDimension EZ4824 FrameAccessories Torque SpecificationsUSA requirements CE requirementsAction Service JournalDelivery Service Stamp, signAfter 10 hours Date, mtr reading Stamp, signDaily Service Hour Service Service Journal Service Journal At least once each year Action Date, mtr reading Stamp, sign Service Journal Service Journal Page 115 364426R1 03/01/10