Toro 22156 - Drive System Maintenance; Adjusting the Self-propel Drive Cable

Important:Replaceacracked,fouled,or
dirtysparkplug.Donotcleantheelectrodes
becausegritenteringthecylindercandamage
theengine.
5.Setthegapontheplugto0.030in.(0.76mm)
(
Figure37).
Figure37
1.Centerelectrodeinsulator
2.Sideelectrode
3.Airgap(nottoscale)
6.Installthesparkplugandthegasketsealbyhand.
7.Tightentheplug1/2turnafterthesparkplugseats
tocompressthewasher.
Note:Wheninstallingtheoriginalsparkplugagain,
tighten1/8to1/4turnafterthesparkplugseats
tocompressthewasher.
Note:Under-tighteningthesparkplugcancause
theplugtobecomeveryhotandcandamagethe
engine.Overtighteningthesparkplugcandamage
thethreadsintheenginecylinderhead.
8.Connectthewiretothesparkplug.
DriveSystem
Maintenance
AdjustingtheSelf-propelDrive
Cable
Self-propelmodelsonly
Wheneveryouinstallanewself-propelcableorif
theself-propeldriveisoutofadjustment,adjustthe
self-propeldrivecable.
1.Loosenthecablesupportnut(Figure38).
Figure38
1.1to1-1/2inches(25to38
mm)
4.Cablesupportnut
2.Self-propeldrivebar5.Cablesupport
3.Cablejacket
2.Holdtheself-propelbail1to1-1/2inches(25to38
mm)fromthehandle(Figure38).
3.Pulldownthecablejacket(towardthemower)until
thereisnoslackinthecable(Figure38).
4.Tightenthenutonthecablesupport.
5.Releasetheself-propeldrivebarandensurethatthe
cableisloose.
Note:Thecablemustbeloosewiththeself-propel
drivebarinthereleasedposition;otherwise,the
mowermaycreepwhenyoudisengagethebar.
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