64 – English
TROUBLE SHOOTING GUIDE
Problem Cause
The engine will not start • No fuel in the fuel tank
• Faulty spark plugs (choke with a warm engine)
• Faulty or interchanged spark plug connections
• Dirt in the carburettor or fuel line, aged fuel
Starter does not turn the engine • Discharged battery
• Poor contact on the battery terminal cable
connectors
• Lifting lever for the cutting unit in the wrong position
• Main fuse blown. The fuse is placed in front of the
battery, under the battery cover
• Faulty ignition switch
• Hydrostat pedals not in the neutral position
• Faulty starter motor
The engine runs erratically • Faulty spark plugs
• Incorrect carburettor setting
• Clogged air filter
• Blocked fuel tank ventilation
• Incorrect ignition setting
• Dirt in the carburettor or fuel line, aged fuel
• Choking or incorrectly adjusted choke cable
The engine lacks power • Clogged air filter
• Faulty spark plugs
• Dirt in the carburettor or fuel line, aged fuel
• Incorrect carburettor setting
• Choking or incorrectly adjusted choke cable
Engine overheating • Engine overloaded
• Partial braking (forgotten parking brake?)
• Air intake or cooling fins clogged
• Damaged fan
• Too little or no oil in the engine
• Faulty pre-ignition
• Faulty spark plugs
Battery does not charge • One or more battery cells faulty
• Poor contact on the battery terminal cable
connectors
The Rider vibrates • The blades are loose
• The engine is loose
• Imbalance on one or more blades, due to damage
or inferior balancing after grinding
Uneven mowing results • Blades dull
• Cutting unit set incorrectly
• Tall or wet grass
• Grass build up under the cover
• Different air pressure in the right and left-hand tyres
• Driving speed too high
• Engine speed too low
• Drive belt slips