Maintenance
General
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Attention! Rotary cutter blade
Before all maintenance and cleaning work:
pull out the power plug.
Do not touch running blades.
Cleaning
Clean mower thoroughly after each mowing with cloth or
brush.
Clean the mulch flap at regular intervals with a small
broom
.
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Do not spray with water.
Winter Storage
Clean mower thoroughly before storing away.
Have your mower thoroughly checked once a year by an ap-
proved Service Centre.
Do not store it in a wet or humid place.
Spare parts
Item number
4970 031
4980 096
4350 040
Faults and how to remedy
Problem
Uneven running, heavy
vibrations in the mower
Motor will not run
Poor mowing-/ catching
Drive does not start
When in doubt, always consult a WOLF service workshop.
Important: switch off the mower and disconnect the mains plug before inspecting, cleaning or working on the blades.
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Order description
Vi 40 WE
Vi WM
Possible cause
• Blades damaged
• Blades loose in the fastening parts
• Fuse blown
• Cable damaged:
1
Attention! Electric shock through cable damage
When the cable is cut through or damaged, the
safety fuse doesn't always trip.
Do not touch cable, before pulling out the power
plug from the socket.
Damaged cable has to be completely replaced.
Patching cable with insulating tape is forbidden.
• Blunt blades
• Catcher bag blocked
• Incorrect cutting height
• Mulch flap is closed
Clutch Bowden cable misadjusted
•
Changing blades
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For all works on blades, coupling and cutter bars, first of all,
pull out the power plug and wear protective gloves.
1
Attention!
An unbalance can develop after regrinding of the blade.
Always regrind the blades in a specialist workshop,
because an unbalance check should be undertaken
according to the safety regulations.
Damaged blades should always be replaced in pairs to ensure
even balance.
Always change blades in a specialist workshop. A torque
spanner of 13 mm is mandatorily required.
Fastening torque of the screws: 16-18 Nm
Use only original WOLF spare parts.
Adjusting the Bowden cable coupling
1. Raise the drive bracket (1) app. 2 cm and hold.
2. Loosen the locking nut (2).
3. Turn the setscrew (3) left until the drive wheels are blocked
when you pull the mower backwards.
4. Tighten locking nut (2).
Product information
Grass catcher
Replacement blade
Blades (2 pieces)
WOLF service-
workshop
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.
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Remedy (X) by:
Yourself
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