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12 Maintenance and servicing
12.6 V-belt replacement | V-belt tightening
LoosenthetwoV-belttensioningscrewsasshowninthegureandslide
theplatetowardsthecentreofthemachine.Pushthesheetinuntilthe
V-belt,whichrunsinthegrooveofthebrushelement,relaxesasfaras
possible.
NowlevertheV-beltfrombottomtotopoutofthegroove(possiblywiththe
helpofascrewdriver).TurnthebrushelementsothattheV-beltslides
completelyupoutofthegroove.
BezDrivebeltlabel:SPZ2137
PleaseonlyuseoriginalfabricV-beltsfromtheauthoriseddealer!
Theassemblytakesplaceinreverseorder.
TheV-belttensioningscrewmustnowbeadjustedagainsothatoptimum
powertransmissionfromtheenginetothebrushelementisensured.The
tensioningoftheV-belttakesplacewiththehelpofappropriatetools(e.g.
screwdriver),whichcanbeinsertedintotheabove-mentionedgrooves,in
ordertoachievetheforcerequiredtotensiontheV-beltviatheleveraction.
Pleasemakesurethattheplateandthetensioning
screwsarenotovertightened,otherwisethebearingof
theengineorbrushcouldbedamaged.
IfyoucanpushintheV-beltabout20mmwithtwo
ngers,thetensionissucienttotransfertheforce.
Groove
NOTICE
(Fig. 23 - Belt tensioning screws)