Craftsman 917.27538 owner manual To Change Engine OIL, AIR Filter, Clean AIR Screen

Change the oil after every 25 hours of op- eration or at least once a year if the tractor is not used for 25 hours in one year.

Check the crankcase oil level before start- ing 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

Determine temperature range expected before oil change. All oil must meet API service classification SG-SL

•Be sure tractor is on level surface.

•Oil will drain more freely when warm.

•Catch oil in a suitable container.

1.Remove oil fill cap/dipstick. Be careful

not to allow dirt to enter the engine when changing oil.

2.Remove yellow cap from end of drain valve and install the drain tube onto the

fitting.

Oil Drain Valve

Closed and

Locked

Yellow

Cap

Tube

3.Unlock drain valve by pushing inward slightly and turning counterclockwise.

4.To open, pull out on the drain valve.

5.After oil has drained completely, close and lock the drain valve by pushing inward and turning clockwise until the pin is in the locked position as shown.

6.Remove the drain tube and replace the cap onto to the end of the drain valve.

7.Refill engine with oil through oil fill dip- stick tube. Pour slowly. Do not overfill.

For approximate capacity see "PROD-

UCT SPECIFICATIONS" section of this manual.

8.Use gauge on oil fill cap/dipstick for checking level. For accurate reading, tighten dipstick cap securely onto the tube before removing dipstick. Keep oil at "FULl" line on dipstick. Tighten cap onto the tube securely when finished.

AIR FILTER

Your engine will not run properly using a dirty air filter. Replace pre-cleaner after every 25 hours of operation or every season. Service paper cartridge every 100 hours of operation or every season, whichever occurs first.

Service air cleaner more often under dusty conditions.

1.Pull up on air filter cover handle and rotate towards engine.

2.Remove cover.

3.Carefully remove air filter cartridge and pre-cleaner from base.

4.Clean base carefully to prevent debris from falling into carburetor.

NOTE: If very dirty or damaged, replace cartridge.

5.Place new pre-cleaner and cartridge firmly in base.

6.Align tabs on cover with slots in blower housing and replace cover.

7.Hook handle on cover and push down on handle to close.

IMPORTANT: Petroleum solvents, such as kerosene, are not to be used to clean the cartridge. They may cause deterio- ration of the cartridge. Do not oil car- tridge. Do not use pressurized air to clean cartridge.

?Handle

Cover

Cartridge

Tabs

CLEAN AIR SCREEN

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 stub- born dried gum fibers.

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