AIR CLEANER SERVICE
625 Series Series (fi g. 8)
Clean the element every three months or every twenty-fi ve
hours, whichever comes fi rst. NB. Clean the element more
frequently when operating under dusty conditions.
1. Loosen the screw and lower the cover as shown in the
fi gure.
2. Carefully remove the element.
3. Clean the element by carefully knocking it against a fl at
surface. If it is heavilly soiled, it must be replaced.
4. Replace the element, close the cover and tighten fi rmly.
700 Seies DOV (fi g. 11)
1. Loosen the screws and remove the cover.
2. Carefully remove the element.
3. Clean the element by carefully knocking it againts a fl at
surface. If it is heavilly soiled, it must be replaced.
4. Replace the element, close the cover and tighten fi rmly.
NORMAL OIL CHANGE
Unscrew the dipstick and place the lawn-mower in such a
position as to allow the oil to run out. This can be done most
easily when the engine is warm and the fuel tank is empty.
Then fi ll with fresh oil up to the FULL-mark on the dipstick (fi g.
3).
REPLAEMENT AND ADJUSTMENT V-BELTS
Cobra S (fi g. 14)
1. Remove the cover from the gearbox (4 pcs screws). Clean
out any dirt in the gear housing.
2. Remove the hub from the front wheel by the transmission,
prising it out carefully with a screwdriver. Unscrew the
locking screw and remove the wheel.
3. Lift off the belt from the pulley 503329501. Before installing
the new belt, check that the inner pulley runs easily on the
shaft. If not, spray a little rustdissolving oil between and be-
hind the pulleys and put a little grease on the shaft. Mount
the new belt and make sure that is is correctly located by
the belt adjustment ball bearing. 503329001.
4. Adjustment: The belt can be adjusted by moving the ball
bearing 503329001 upwards or downwards. When the
lawnmower has been in use for some hours the belt will
have been stretched and it should be readjusted.
5. Screw the cover in position on the gearbox and testdrive
the lawnmower.
Brilliant
1. Remove the ignition cable from the spark plug and remove
the cover behind the engine.
2. Push up the handle and take off the collecting bag and put
the machine on the rear end with the spark plug upwards.
3. Losen the V-belt adjusting screw behind the gear box.
4. Take off the blade and losen belt.
5. Mount the new belt and put the blade back (see "Blade
replacement" above). Adjust the belt so that you are able to
push the belt 15 mm in the mittle without any strong force.
Reassembly the other details properly.
REPLACEMENT AND ADJUSTMENT OF THE V-BELT, ENGINE -
WORM GEAR - Cobra (fi g. 14b)
To replace or adjust the belt between the engine and the
worm gear follow the instructions below:
1. Remove the blade (only when replacing the belt).
2. By removal: unscrew the four adjustment screws on the
worm gear bracket. By adjustment: loosen the four adjust-
ment screws a bit (fi gure 14).
3. Remove the old belt and mount the new one. Tighten the
four adjustment screws a bit (only when replacing the belt).
19
4. Adjust the belt by pushing the worm gear forwards or
backwards. The tension of the belt should be so that it can
move 10 mm in the middle when pushing with a force of 3
kilos (to be checked underneath the machine).
5. Tighten the adjustment screws properly.
6. Check the function of the drive as the adjustment of the
worm gear infl uences the tension of the belt in the trans-
mission (the transmission angles more or less).
7. Double check that the screws are properly tightened.
THE BATTERY (Cobra SE) is a 12-volt lead-acid battery that
does not normally require maintenance and is charged during
operation.
If repeated starting attempts are made without the engine
starting, the battery may have been discharged and starting
will have to be done manually with the starting string. A com-
pletely discharged battery can be reacharged by means of the
charger supplied with the lawnmower. NB. The battery may
require charging at some point during the mowing season and
absolutely prior to winter storage.
CHARGING THE BATTERY (Cobra SE)
1. Disassemble the connector on to the cable by the battery.
2. Connect the battery cabel to the charger and connect the
latter to a 220 v 50 Hz wall socket (fi g. 13).
3. After charging, which may take up to 24 hours in the case
of a completely fl at battery, disconnect the charger and
reconnect the battery to the engine cable.
NB. Do not charge at temperatures below +5°C.
NB! A used lead-acid battery must not be disposed of in
household refuse and should be handed in at you nearest
service workshop.
TROUBLESHOOTING
If the engine does not start, check the following:
1. That there is fresh and new petrol in the tank.
2. Control that the brake cable is correctly adjusted.
3. That the spark plug is not fouled with soot and the gap is
correct (it should be 0,7-0,8 mm).
5. Is the blade properly fastened?
6. Is the air fi lter blocked with dirt? Clean or change it!
If the engine fails to start after these measures, contact
your nearest service workshop.
7. Does the cutting result being bad and the blades of the
grass being uneven in cut area? Change the blade of the
lawnmower! Also the collecting is infl uenced by a worn
blade.
CLEANING
Place the lawnmower with the spark plug upwards.First run
until the tank is empty, otherwise petrol will leak out through
the venting hole in the tank cap. Beware of the environment
and the fi re danger!
NB. Never fl ush the lawnmower with a high-pressure cleaner.
WINTER STORAGE
Run until no more petrol is left and change the oil.Then pour
one spoonful of oil into the spark-plug hole and turn over the
engine so that the oil is distributed. Clean the air fi lter and gear
housing. Store the lawnmower indoors in a dry spot. Charge
the battery with the charger.