Hayter Mowers SST38/ST42 Lawn Mower User Manual


 
150005MA010302A
1.39
1.39
TROUBLE SHOOTING
TROUBLE SHOOTING
FAULT POSSIBLE CAUSE REMEDY
The engine will not start
with ignition key.
Flat Battery.
Engine will not start, is
difficult to start or fails
to continue running.
Cutterdeck switch is engaged.
Parking brake is not applied.
Battery is flat.
Faulty electrical connections.
The seat switch is faulty.
Fuse is blown.
Sweeper switch is engaged.
Terminal connection loose or corroded.
Loose or defective alternator belt.
Defective battery.
Electrical short circuit.
Operator is not seated correctly.
Fuel tank is empty.
Fuel is stale.
Air cleaner is dirty.
Spark plug cable is loose or disconnected.
Spark plug is pitted, fouled, or gap is incorrect.
Choke is not closing.
Dirt in fuel filter.
Idle speed is too low or mixture is incorrect.
Air vents in engine cover blocked with debris.
Fan cover on top of engine blocked with
debris.
Fuel shut-off valve is closed.
Move cutterdeck switch to disengaged.
Set parking brake.
Charge the battery.
Trace and correct fault.
Replace switch.
Replace fuse.
Move sweeper switch to dis-engaged.
Clean and tighten terminal connections.
Recharge battery.
Re-tension or replace drive belt, refer -
ENGINE HANDBOOK.
Recharge battery.
Replace battery.
Trace short circuit and make good.
Sit on the seat.
Fill fuel tank with unleaded petrol.
Drain and fill with fresh petrol.
Clean or replace air cleaner elements.
Secure cable on spark plug.
Install new, correctly adjusted spark plug.
Adjust throttle cable.
Replace fuel filter.
Adjust carburettor idler speed and mixture.
Clear vents of debris.
Clear cover of debris.
Open fuel shut-off valve.