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Beschikbare talen
Faults and how to remedy
Problem
Cause
No petrol
Spark plug lead not correctly fi tted
Stale petrol in tank
Dirty carburettor
Dirty air fi lter
Engine won't start
No spark from plug
After repeated efforts to start, engine
„fl ooded"
Blade jammed under deck
Grass catcher/defl ectorplate not
properly fi xed.
Plug on grass catcher switch loose
Battery discharged
Engine won't turn over
using electric key start
Battery connections loose
Starter cable at engine not fi rmly connected
Grass too tall and/or dense/wet.
Blockage under deck
Dirty air fi lter
Carburettor setting incorrect
Engine labours
Blade badly worn
Grass too tall – results in poor discharge of cuttings.
Inside of deck dirty – cuttings from
last mowing.
Blade vibrations
Blade damaged
Blunt blade
Poorly mown lawn
Incorrect height adjustment
Tyre pressures incorrect
Cutting height too low
Scooter driven too fast
Grass catcher does not fi ll
Grass ist wet and thus too heavy to be transported
Blade is blunt
Grass too tall,leading to poortransportation
of cuttings.
Grass catcher does not fi ll
Underside of deck dirty.
Bowden cable wrongly adjusted
No drive to wheels
Drive belt damaged
Brakes become less effective Adjust brakes
Bowden cable wrongly adjusted
Blade drive inoperative
Bowden cable damaged
Steering becomes heavy
Steering
Loose
When in doubt, always consult a WOLF service workshop. Important: switch off the mower and disconnect the spark plug lead
before inspecting, cleaning or working on the blades.
All manuals and user guides at all-guides.com
Solution
Fill tank
Check and fi t tightly
Always use fresh petrol out of clean containers.
Empty petrol tank before winter or when mower is
not in use for a longer period.
Clean carburettor (by an approved Service Centre).
Clean the foam fi lter after every 25 hours of operation.
Thoroughly wash the fi lter in water or a soap solution.
Never lubricate the fi lter. Exchange paper fi lter once a
year or after100 working hours.
Clean spark plug (Champion RC 12 YC).
Check plug lead. Check plug gap. Check for spark.
Remove spark plug and dry. Pull starter rope
several times whilst plug is still removed.
Clean deck.
On Scooter SV4 it is onlypossible to start engine when
grass catcher/defl ector-plate are properly fi xed.
Check and fi x connection.
Manual start to recharge battery by generator in
engine. Charge battery with mains charger (Accessory).
Check and fi x.
Check connection.
Increase cutting height.
Wait for grass to dry.
Clean deck
See under „engine won't start".
Check.
Sharpen or replace blade. Please note: blade should
only be sharpened by an approved Service Centre.
Mow fi rst at higher cutting height and then at the
desired height.
Clean deck interior and discharge duct.
Stop engine immediately.
Replace damaged blade.
Use only original WOLF parts.
Sharpen or replace blade. Sharpening should be
carried out by an approved WOLF Service Centre.
Adjust to correct height setting.
Adjust tyre pressure to 2,0 bar (29 lb./in
Adjust cutting height.
Mow only in fi rst or secont gear.
Mow when lawn has dried.
Sharpen or replace blade. Sharpening should be
carried out by an approved Service Centre.
Mow fi rst at higher cutting height and subsequently
at required height.
Clean deck.
Adjust (by an approved Service Centre).
Fit new belt (by an approved Service Centre).
Adjust (by an approved Service Centre).
Adjust (by an approved Service Centre).
Fix new cable (by an approved Service Centre).
Loosen steering column clamp slightly and
lubricate the column.
Tighten steering column clamp (Mt: ~ 15 Nm).
2
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17
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