Maintenance
General
1
Caution! Rotating blades
Before all maintenance and cleaning tasks:
Remove the sparking plug lead.
Take care not to grab running cutters.
For safety reasons, replace any worn or damaged parts.
When replacing, follow the instructions for installation
Check all the visible fastening bolts and nuts regularly to be
sure they are snug and tighten them.
Only use spare parts made by WOLF; otherwise you do not
have a guarantee that your mower meets safety regulations.
Cleaning operations and blade change
1. Pull off the sparkplug connector!
2. Raise the cutting height to its highest position
3. For cleaning and changing the blade, tip the mower to the side
as illustrated
P
.
Sharpening and changing blade
1
Caution! Rotating blades
Before all maintenance and cleaning tasks:
Remove the sparking plug lead.
Take care not to grab running cutters.
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.
Always change blades in a specialist workshop. A torque
spanner of 17 mm is mandatorily required.
Fastening torque of the screws: 38-42 N-m.
Adjusting the Bowden cable coupling
1. Raise the drive bracket
2. Loosen the locking nut
3. Turn the setscrew
R
cked when you pull the mower backwards.
4. Tighten locking nut
R
Spare parts
Ordering number
4232 066
4236 066
4212 094
4218 094
4223 094
2058 305
2061 305
4180 091
16
M
Q
G
(2) app. 2 cm and hold.
R
(1).
(2) left until the drive wheels are blo-
(1).
Designation of the item
Vi 42 S
Vi 48 S
Vi 53 S
RJ 19 LM
HD SAE 30 (VO 4T)
Change oil only
While engine is warm and fuel tank empty.
Change oil after the first 5 working hours. There after change
engine oil every 25 working hours and at the end of the mo-
wing season. Change engine oil more frequently if working un-
der extreme and dusty conditions.
1. Remove oil filler cap.
2. Tilt machine slowly to side and allow oil to drain from the
crankcase through the filler.
3. Oil Fill
Cleaning of Spark Plug
Check and clean regularly
Reset plug gap as required (0,76 mm).
.
Cleaning of air filter
Refer to the engine manufacturer's handbook supplied.
Storage in winter
Drain the fuel tank.
Drain the carburettor.
–
This can be done by starting the engine and allowing it to
run until it stops of its own accord.
Clean the mower thoroughly.
Change the oil.
Preserve the engine:
–
Unscrew the sparking plug and pour one dessert spoon of
engine oil into the sparking plug opening
–
Pull the starting cord slowly all the way (oil distribution in the
cylinder)
–
Screw the sparking plug back in position (do not replace the
sparking plug lead)
Store the mower in a cool and dry location.
The mower should be checked by a WOLF customer service
workshop in the autumn.
J
.
Description of the item
Grass catcher 42 QR
Grass catcher 48/53 QR
Replacement blade 42 cm
Replacement blade 48 cm
Replacement blade 53 cm
Spark plug
Air filter
Motor oil 0,6 l
G