Grillo FD 450 - Engine Maintenance; Battery Maintenance

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15.2 ENGINEMAINTENANCE
IMPORTANT:checktheengineperiodically,keeptheairlter
cleanandtheengineoillevel.
Manual access to the engine coMpartMent
To access the engine if the machine breaks down, engage the parking
brake, switch off the engine, hold down the grass catcher tipping lever and
simultaneously push the grass catcher towards the rear of the machine.
The grass catcher will pivot allowing access to the engine compartment.
air filter
Checkandcleantheairlter(g.38)every4hours.Formaintenance
intervals and procedures follow the rules contained in this manual (ref.
18. Maintenance schedule); for further details consult the engine manual.
Ifworkinginverydustyenvironments,itisadvisabletocleantheairlter
every2hoursorasneeded.Iftheltrationelementisdamaged,replace
it.
Fig. 38
engine oil
For lubrication intervals and procedures follow the rules contained in this
manual (ref. 18. Maintenance schedule); for further details consult the
engine manual.
IMPORTANT:itisessentialtochangetheoilandoillterafter
therst20hoursofoperation.
Then change the oil every 100 hours or every year. For the engine, use
SAE 30 oil in a quantity of 1.9 litres.
Tocheckthe oil level,use the oildipstick (g. 39)when the engineis
cold. To drain all the oil from the engine, connect a rubber hose to the end
oftheoildrainplug(g.40),thenloosentheendpartwhileholdingthe
xedpartofthepluginplacewithacounterspanner;draintheoilintoa
container.
Protect the belts from coming into contact with the oil.
Fig. 39
Fig. 40
engine cooling systeM
Inordernottoimpairtheairow,checkthattheprotectivegrilleonthetop
oftheengine(g.41)isalwayswellclean.
Fig. 41
15.3 BATTERYMAINTENANCE
The battery does not require any special maintenance.
Itissufcienttocheckthatthevoltageisnotlowerthan12.5Voltsand
recharge it if necessary.
To recharge the battery it is necessary to disconnect the cables and
remove the battery from the machine (ref. 16.7 Battery Replacement).
CAUTION:charginghastobecarriedoutinadryandventilated
area,freeofsparksandheatsources.
 CAUTION: do not reverse the polarity of the battery, and be
carefulnottocauseashortcircuit.
 CAUTION: the gases released by the battery are explosive,
keepitawayfromamesorsparks.
IMPORTANT:donotattempttostartthemachineifthebattery
is not correctly secured and connected: the alternator and the
control unit could be damaged.
It is recommended to periodically check the good condition of the positive
(red) electrical cables connecting the battery with the fuses, starter motor
and alternator, and always in the event of a workshop service. Check that
they are secure, not marked by wear, and not in contact with sharp edges
or sharp parts of the machine.
CAUTION:damagetoelectricalcablescancauseshortcircuits
andrehazards.