Husqvarna ZTH5223, ZTH6125 manual Repairs, Removing, Disconnect the cable from the starter motor

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REPAIRS

Repairs

Engine

Removing

1.Close the fuel valve.

2.Disconnect the positive cable (red) from the battery.

3.If necessary, drain the motor oil.

4.Disconnect the gas and choke wires from the carburetor.

5.Disconnect the fuel line (with its filter) from the fuel pump.

6.Disconnect the connecting cable (pigtail) from the frame harness connector at the side of the starter motor.

7.Disconnect the cable from the starter motor.

8.Disconnect the cables from the ground bolt in front of the starter motor.

9.Raise and support the back of the mower on blocks or similar.

10.Remove the clip holding the oil drain hose.

11.Remove the deck belt and clutch (see Electrical System\Mower deck clutch).

12.Loosen the bolt (2) and twist the clutch tie down (10) aside (see the “Engine mounts” diagram).

13.Using a square, 1/2" ratchet wrench, loosen the pump belt. Roll the belt off the pulley on the engine crankshaft.

14.Remove the four outer bolts in the engine mounts.

WARNING!

Heavy lift (40.5 kg).

Handle the engine with care. Place it safely where it cannot topple over.

15.Lift the motor directly upwards and secure it in a safe place.

8011-621

Engine assembly

8011-606

Engine mounts

English-29

Image 31
Contents ZTH Svenska Workshop Manual RIDE-ON Lawn Mower ZTH ContentsEnglish-2 Special Instructions Safety InstructionsSafety Instructions General InstructionsSafety Regulations Explanation of Symbols Explanation of SymbolsXxxxxxx xxxx xxxxxxxx xxx x. xxxx xxxxxx Tools ToolsZTH6125 Technical DataTechnical Data ZTH522312 Nm 9 ft/lb 25 Nm 18 ft/lb 44 Nm 33 ft/lb ZTH5223 ZTH6125Fuel capacity Litres 11.4 US Gal., 22 litres Tightening torque, standard Bolts70 Nm 52 ft/lb 110 Nm 80 ft/lb AccessoriesEnglish-10 Charge the battery Mount the rear tires Delivery and Dealer ServiceDelivery and Dealer Service Pre-delivery ServiceChange the motor oil Hour ServiceCarry out a 25 hour service After the First 8 HoursEnglish-13 At Least Once a Year Maintenance Schedule Daily Weekly Service Records English-18 Removing the Mower from its Packaging Delivery ServicingDelivery Servicing To our DealersDelivery Service Important Information Risk of incorrect assembly/fittingADD Gasoline is highly flammable Take great care Test Running AdministrationMower Identification Design and FunctionDesign and Function GeneralEngine identification Drive and Control EngineBrakes Mower Deck Belt is automatically adjusted by a springWith the belt and the other pulleys Disconnect the cable from the starter motor RepairsRepairs RemovingFitting Adjusting Throttle Lever Tension Adjusting the Throttle WireChecking and Adjusting the Throttle Wire Diagram Checking and Adjusting the Choke WireSprings 9 located on the underside of the splashguard Fuel tankFire and health hazard Avoid spills Wipe dry if necessary Three nuts 10 all with washersSee Hydraulic system\Hydraulic pump\Adjusting the linkages Adjusting Motion Control Lever LinkagesAdjusting Motion Control Lever Spring-back Adjusting the Park BrakeZTH mower deck diagram Roll the belt off see Changing Belts Repairing BearingsSpindle Blade Bearings Removing BearingsReplacing Bearings Sharpening and Balancing BladesOr any other damage. If they do, scrap Leveling Setting the Mower DeckAdjusting Cutting Height Deck BeltBelt Tensioning Assembly Changing Pump and Deck Belts Hydraulic Pump BeltAssembling Pump Belt Tensioning AssemblyFront Wheel Bearings DismantlingEnglish-42 Electrical System TroubleshootingWiring Assembly Diagram below shows the structure of the electrical systemZTH console harness ZTH frame harness Refer to the ZTH electrical system diagram BatteryFuses Starter Motor Contactor RelaysChanging Hour Meter Ignition and Start SwitchMeasuring the Supply Voltage Blade SwitchTroubleshooting Guide Mower Deck ClutchMotion Control Switches Check that the start interlock functions correctly Park Brake Interlock SwitchWelding Hydraulic System Hydraulic SystemHydraulics Hygiene Work Methods Keep Hydraulic Oil CleanHydraulic Oils Correct Oil LeaksZTH Hydraulic System Draining Hydraulic TankFilling Hydraulic Lines fitting procedure is the reverse of the removal procedureCooler for the Hydraulic System Hydraulic FilterDismantling and Assembling Fitting Hydraulic PumpStop the engine and remove the key Reverse Spring Detent AdjustmentDismantling and Assembling Hydraulic MotorsTroubleshooting TroubleshootingWiring Harness To RUN? Clutch Brake will not engage Problem Possible causes Clutch will not engageSolution Large more than Useful life 125/3.18 mmNoisy clutch/vibrations Faulty. Repair or replaceFailed bearing Loose mounting bolt not tightened Problem Cause Corrective action Troubleshooting Checklist, Hydraulic PumpEspecially the cooler ´+H¶6D¨ Svenska ´+H¶6D¨ 2002W20 Also See