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TROUBLE SHOOTING
FAULT POSSIBLE CAUSES REMEDY
Lack of fuel Fill the tank, check the tank venting, check the fuel filter
Bad, contaminated fuel, old fuel in the tank Always use fresh fuel from clean containers, clean the
carburettor (workshop)
Air filter contaminated Clean the air filter (see operating instructions for the engine)
No ignition spark Clean the spark plug, possibly replace. Check ignition
cable. Check ignition unit = authorised service agent
Engine does not start
Engine "flooded" due to repeated attempts to start Unscrew spark plug and dry off.
Starter battery empty or weak Charge starter battery
Safety switch on driver's seat not functioning Sit on the driver's seat correctly
Safety switch on brake pedal not functioning Press the brake pedal right down
Mowing appliance switched on Switch the mowing appliance off
Starter does not react
Fuse (5A) on (+) cable of the starter battery Check
Grass too long or too wet Correct the cutting height. Create air flow by briefly moving
backwards
Discharge channel/mowing deck blocked Clean discharge channel/mowing deck. Switch the engine
off and remove the spark plug connector.
Air filter contaminated Clean the air filter (see engine information)
Carburettor setting wrong Have the setting checked - authorised service agent
Blade severely worn Replace blade - Only use original replacement blade -
authorised service agent
Engine performance drops
Speed too high Reduce speed
Lawn tractor does not move
With hydrostat drive:
No traction
Move bypass lever downwards to operating position (see
driving without traction)
Blade worn, blunt Replace or regrind blade. Balance reground blades. Only
use original replacement blade - authorised service agent
Incorrect cutting height Alter cutting height
Engine speed too low Set engine speed to Max.
Speed too high Reduce speed
Poor cut
Differing tyre pressure on wheels Pump up to correct air pressure.
Tyre pressure: see technical data
Mower setting too low; Adjust cutting height
Grass is too damp and too heavy to be transported
by the air flow
Wait until the lawn has dried off
Blade badly worn Replace blade. Only use original replacement blade -
authorised service agent
Grass too long Cut the lawn twice:
1
st
cut: max. cutting height
2
nd
cut: required cutting height
Fabric sack blocked - no air flow Clean the fabric sack
Grass box not filling
Discharge channel of mowing deck blocked - last
cuttings
Clean the discharge channel/mowing deck
Level display does not react
Cuttings on level display lever Remove cuttings from level display lever - check for each of
movement
Drive, brakes, clutch and
mowing appliance
have a regular check done by the authorised service agent.
GB 20