Etesia SKM User Manual page 21

(sKM) or that of the side deflector (sKF) of the mower. If necessary,
remove the cutting system.
If you do not know how to do it or you do not have the right tools,
contact your eTesIA dealer.
9•2•3 RePLACING The sheAR BoLTs
• You can purchase a set of 8 shear screws and nuts P/n: 37762.
• Tighten the shear screws to a torque load of 10nm.
• If you do not know how to do it or you do not have the right tools,
contact your eTesIA dealer.
9•2•4 RePLACeMeNT of BLAde Body
• Lock the blade by placing a wooden wedge between it and the
cutting housing then detach the central screw with a 17 mm wrench
(picture 25).
• Before reassembling the blade coupling, Greece the shaft and and
check the condition of the lock washer (P/n 37665), on coupling
P/n: 37669), and key (P/n: 20602), (picture 7).
• Tighten the blade screw to 50nm.
9•2•5 RePLACING The fLAILs
• For the mulching housing (sKM), use spare part MC85M and
assemble according to the exploded view of picture 9.
• For the scything housing (sKF), use spare part MC85 and assemble
according to the exploded view of picture 10.
9•3 eNGINe MAINTeNANCe
CAuTIoN!
For all work on parts connected to the engine,
turn the engine off, remove the key from the ignition and
allow the engine to cool. Wear working gloves to protect
your hands.
9•3•1 oIL LeVeL CheCk (see PICTuRe 3)
To be checked before each mowing job
Bring the mower on to a horizontal area
• open the engine cover (C §8.1)
• Clean the perimeter of the filler hole to prevent impurities from
getting into the housing.
• Unscrew the dipstick.
• Wipe the dipstick with a clean cloth and put it back into the filler
tube
• Put back the cap so that it bears on the tube but do not screw it
down.
• Pull out the dipstick to check the level:
the level of the oil on the dipstick should be between the [And]
and [is FULL] or {Min} marks (see picture 3). see the technical
specifications for the capacity of the sump.
• screw the dipstick back in securely.
9•3•2 eNGINe oIL ChANGe ANd LeVeL
After the initial servicing at 10 hours, to be performed by your
eTesIA dealer, the engine oil must be changed at the first of the
following occasions: every 50 hours or once each year.
Change the oil when the engine is still hot to obtain better outflow of
oil than when cold.
• Take the machine outdoors to a horizontal surface.
• Turn the engine off and remove the ignition key.
• Place a suitable recipient at the oil drain outlet at the back of your
mower (picture 13).
• Using a large screwdriver inserted in the hole provided in the left-
hand mudguard, open the drain valve and allow the spent oil to flow
into the recovery recipient.
Be careful of the hot oil drained off.
9• MAInTenAnCe
• Close the drain tap.
• Clean the surroundings of the gates to prevent any impurities from
getting into the engine housing.
remove the oil gauge and slowly pour in 10W40 multigrade oil,
specification API-sL or ACeA-A3 P/n eTesIA 38383 (2 litres) or
an sAe30 monograde oil through the filler pipe.
• Wipe the dipstick with a clean cloth and put it back into the filler tube.
• Put back the cap so that it bears on the tube but do not screw it down.
• Check the oil level using the gauge. The level must reach the
[FULL] mark without going beyond it.
• screw the dipstick back in securely.
• Leave the waste oil with an approved recovery station.
9•3•3 oIL fILTeR
replace the oil filter every 100 hours of operation.
• Place a suitable recipient under the filter to collect any oil outflow
on this assembly.
• Unscrew the oil filter and remove it (picture 14).
• Apply a film of clean engine oil to the seal of the new oil filter.
• screw the filter by hand until the seal comes into contact with the
bearing surface.
• Then tighten by 3/4 turn.
• Turn the engine on and leave it run for approximately 3 minutes.
• Turn the engine off, check that the filter seal is tight and top up the
engine oil to compensate for the lowering of the oil level due to the
capacity of the oil filter.
9•3•4 AIR fILTeR
Clean the air filter (picture 15) every 50 hours and more frequently if
the conditions are particularly dusty.
replace the paper filter element every 100 hours or at the least once
each year.
• spread the catches apart with your fingers, unhook them and
remove the box and the foam filter [ A ].
• Unscrew the wing nut and remove the paper filter element [ B ].
• Clean the inside of the box.
• Wash the foam element in water and detergent and dry it
thoroughly.
• Clean the paper element by tapping on it lightly to knock out the
dust. If it is very dirty, replace it by a new one.
• Install the paper element and tighten the wing nut.
• Arrange the foam element in its special location in the paper element.
• Install the box, hook up and close the catches.
9•3•5 PeTRoL fILTeR
• If you engine lacks power or runs irregularly it may be due to the
fouling of the petrol filter (picture 16). It must then be replaced.
• however, it is advisable to replace this filter every 100 hours or at
least once every year, even if it still appears to be in serviceable
condition.
A hot engine can cause serious burns. Allow the engine to
cool before trying to disassemble the oil filter.
do not wash the paper element. do not apply oil to the filter
elements. Do not clean the paper element with compressed
air as it would damage it.
In dusty places, shorten the cleaning or replacement
intervals.
never start the engine without the air filter being in place.
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