Fault Location Plan - AL-KO T 16-102 HDE Edition Originalbetriebsanleitung

FAULT LOCATION PLAN

FAULT
Engine does not start
Starter does not react
Engine performance drops
Lawn tractor does not move
Poor cut
Grass box not filling
Level display does not react
Drive, brakes, clutch and
mowing appliance
Electrical repairs may only be carried out by a qualified electrician or service agent.
POSSIBLE CAUSES
Lack of fuel
Bad, contaminated fuel, old fuel in the tank
Air filter contaminated
No ignition spark
Engine "flooded" due to repeated attempts to start
Starter battery empty or weak
Safety switch on driver's seat not functioning
Safety switch on brake pedal not functioning
Mowing appliance switched on
Fuse (5A) on (+) cable of the starter battery
Grass too long or too wet
Discharge channel/mowing deck blocked
Air filter contaminated
Carburettor setting wrong
Blade severely worn
Speed too high
With hydrostat drive:No traction
Blade worn, blunt
Incorrect cutting height
Engine speed too low
Speed too high
Differing tyre pressure on wheels
Mower setting too low;
Grass is too damp and too heavy to be
transported by the air flow
Blade badly worn
Grass too long
Fabric sack blocked - no air flow
Discharge channel of mowing deck blocked -
last cuttings
Cuttings on level display lever
have a regular check done by the authorised service agent.
GB
REMEDY
Fill the tank, check the tank venting, check the fuel filter
Always use fresh fuel from clean containers, clean the car
burettor (workshop)
Clean the air filter (see operating instructions for the engi
ne)
Clean the spark plug, possibly replace. Check ignition
cable. Check ignition unit = authorised service agent
Unscrew spark plug and dry off.
Charge starter battery
Sit on the driver's seat correctly
Press the brake pedal right down
Switch the mowing appliance off
Check
Correct the cutting height. Create air flow by briefly moving
backwards
Clean discharge channel/mowing deck. Switch the engine
off and remove the spark plug connector.
Clean the air filter (see engine information)
Have the setting checked - authorised service agent
Replace blade - Only use original replacement blade - aut
horised service agent
Reduce speed
Move bypass lever to operating position
[see driving without traction (pushing)].
Replace or regrind blade. Balance reground blades. Only
use original replacement blade - authorised service agent
Alter cutting height
Set engine speed to Max.
Reduce speed
Pump up to correct air pressure.
Tyre pressure: see technical data
Adjust cutting height
Wait until the lawn has dried off
Replace blade. Only use original replacement blade -
authorised service agent
Cut the lawn twice:
1st cut: max. cutting height
2nd cut: required cutting height
Clean the fabric sack
Clean the discharge channel/mowing deck
Remove cuttings from level display lever - check for each
of movement
GB 22