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V-belts, Transaxle cooling, Engine – Sears EZ3 917.2566 User Manual

Page 18: Lubrication, Clean air screen (see fig. 15), Air filter (see fig. 15), Customer responsibilities

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CUSTOMER RESPONSIBILITIES

V-BELTS

Check V-beits for deterioration and wear after 100 hours of
operation and replace if necessary. The belts are not
adjustable. Replace belts if they begin to slip from wear.

TRANSAXLE COOLING

Keep transaxle free from build-up of dirt and chaff which

can restrict cooiing.

ENGINE

LUBRICATION

Only use high quality detergent oil rated with API service
classificationSForSG.

Selecttheoil’sSAEviscositygrade

according to your expected operating temperature.

TEMPERATURE RANGE ANTICIPATED BEFORE NEXT OIL CHANGE

FIG. 14

NOTE: Although multi-viscosity oils (5W30, 10W30 etc.)
improve starting in cold weather, these multi-viscosity oils

will result in increased oil consumption when used above

32'’F. Check yourengine oil level more frequently to avoid
possible engine damage from running low on oil.

Change the oil after the first two hours of operation and
every 50 hours thereafter or at least once a year if the

tractor is not used for 50 hours in one year.

Check the crankcase oil level before starting the engine
and after each eight (8) hours of operation. Tighten oil fill

cap/dipstick securely each time you check the oil level.

TO CHANGE ENGINE OIL (See Figs. 14 and 15)

Determine temperature range expected before oil change.

All oil must meet API service classification SF or SG.

® Be sure tractor is on level surface.

Oil will drain more freely when warm.

» Catch oil in a suitable container.

Remove oil fill cap/dipstick. Be careful not to allow dirt

to enter the engine when changing oil.

® Remove drain plug.

After oil has drained completely, replace oil drain plug

and tighten securely.

Refill engine with oil through oil fill dipstick tube. Pour

slowly. Do not overfill. For approximate capacity see
“PRODUCT SPECIFICATIONS" on page 3 of this

manual.

-« U^galip oh“ oil fill cap/dipstick checkirig lève!.“

Insert dipstick into the tube and rest the oil fill cap on the

tube. Do not thread the cap onto the tube when taking

reading. Keep oil at “FULL” line on dipstick. Tighten

cap onto the tube securely when finished.

18

CLEAN AIR SCREEN (See Fig. 15)

Air screen must be kept free of dirt and chaff to prevent
engine damage from overheating. Clean with a wire brush
or compressed air to remove dirt and stubborn dried gum
fibers;

AIR FILTER (See Fig. 15)

Your engine will not run properly using a dirty air filter.

Clean the foam pre-cleaner after every 25 hours of opera­

tion or every season. Service paper cartridge every 100

hours of operation orevery season, whichever occurs first.

Service air cleaner more often under dusty conditions.

» Remove knob and cover.

Remove wing nut and air cleaner from base.

TO SERVICE PRE-CLEANER

Slide foam pre-cleaner off cartridge.

Wash it in liquid detergent and water.

» Squeeze it dry in a clean cloth.

® Saturate it in engine oil. Wrap it in clean, absorbent

cloth and squeeze to remove excess oil.

TO SERVICE CARTRIDGE

® Gently tap the flat side of the paper cartridge to dis-

lodge“ciiTL

DoYiorWs!rtfTe“bapeFoe^

bTuse

pressurized air, as this will damage the cartridge.

Replace a dirty, bent, or damaged cartridge.

® Reinstall the pre-cleaner (cleaned and oiled) over the

paper cartridge.

Reassemble air cleaner, wing nut, cover and tighten

knob securely.