MTD 12A-764M799 10.5 Horse power 33-inch Wide Cut Mower

Operator's Manuam - Page 20

For 12A-764M799.

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REPLACmNGBELTS
between beltsandpulleys.
Themoweruses threebelts: 1) drivebelt,2) deckengagementbelt,
3) bladetimingbelt.Beforereplacinga belt, observehowthe belt
is routedaroundthe pulleysand bracketsto helpwheninstallinga
replacement.
IMPORTANT:The beltsonthe mowerarespeciallydesignedto
engageanddisengagesafely.Fora properworkingmachine,use
factoryapprovedbelts.
Replacing the Drive Belt
1. Stopengine,wait for all partsto stopmoving,and disconnect
sparkplugwire.
2. Releaseall mowercontrols.
3. Removebeltcoveras instructedearlierin thissection.
4. Loosenbelt keeper(A).The belt keeperis attachedto the
undersideof the mowerframe,Figure22.
5. Loosenthe idlerpulley(B) by looseningbolt andnut,Figure22.
6. Removebelt (C)from aroundpulleys,Figure22.
7. Routenew beltaroundthe pulleysmakingsure to tightennuts,
bolts,and belt keeper.
8. Replacethe belt cover.
Replacing the Deck Engagement Belt
1. Stopengine,wait for allpartsto stop moving,and disconnect
sparkplugwire.
2. Releaseall mowercontrols.
3. Removebelt coveras instructedearlier in this section.
4. Loosenthe boltand nut holdingbelt keeperrodto frame,
Figure23.
5. Loosenidler pulley(A)by looseningthe nut and bolt, Figure24.
6. Loosenidler pulley(B)by looseningnut, Figure24.
7. Removebelt (C) from aroundpulleys,Figure24.
8. Routenewbelt aroundthe pulleysmakingsureto tighten nuts,
bolts,and beltkeeper.
9. Replacethe beltcover.
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0
Figure22
Figure24
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