Craftsman 88690 - 250cc 28" Path Two Stage Snow Thrower Operator's Manual page 17

3. With engine OFF but s till w arm, remove oil d rain p lug a nd drain o il
into anappropriate receptacle. See Figure 13.
Used o ilisahazardous waste p roduct. Dispose ofused o ilproperly.
IDonot d iscard with household waste. Check with your l ocal authori-
Ities or SearsServiceCenterfor safedisposal/recycling facilities.
4. Reinstalloil drain plug and tightensecurely.
5. Refillthe enginewith recommended oil. See Recommended Oil
Usagechart.The engine'soil capacityis 20 ounces.
Recommended Oil Usage
0il FIll
Oil Drain
Figure13
6. Wipeawayany spilledoil.
Checking Spark Plug
Checksparkplug yearlyor every 100operatinghours.
1. Removechokecontrolknoband safety key.
2. Loosenand removethe mountingscrewsfromthe snow hood.
See Figure14.
3. Slowlyremovethe snow hood,makingsurethat the primerbulb
hoseand ignitionwireremainconnected.See Figure14 inset.
4. Removeand inspectspark plug.
5. Replacesparkplug if porcelainiscrackedor if electrodesare
pitted,burnedor fouledwith deposits.
6. Checkelectrodegap with a feelergaugeand set gap to .030
(0.76ram)if necessary.See Figure15.
7. Reinstallspark plugand tightensecurely.
8. Remountthe snowhoodto the enginewith themountingscrews,
againmakingsurethe primerbulb hoseand ignition wireare
connected.
9. Connectthe chokecontrolknobto thechoke shafton the
carburetor.If the chokecontrol knobisnot installed correctly,the
chokewill notoperate.
10. Installthe safetykey.
NOTE:A resistorsparkplug mustbe usedfor replacement. C ontacta
SearsPartsand RepairCenteror 1-800-4-MY-HOME® for a replace-
ment sparkplug,Champion®partnumberRC12YC.
Carburetor
Enginesoperatedat about3000 to 5000 feet (900 to 1500meters)
abovesealevelmay requirea high altitudecarburetormainjet. If
erraticperformanceis observed,contacta SearsPartsand Repair
Centerfor costto install/purchase a high altitudecarburetormainjet.
,,!
17
g
Screws
Figure14
1..030 (.76 mm) Gap
2. Electrodes
_. Porcelain
Figure15