Engine Oil Filter; Clean Air Screen/Air Filter; Engine Cooling System; In-Line Fuel Filter/Muffler/Spark Plugs - Craftsman 917.20383 Operator's Manual

6. Unlock drain valve by pushing inward
and turning counterclockwise.
7. To open, pull out on the drain valve.
8. 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.
9. Removethe drain tube and replacethe cap
onto to the bottom fitting of the drain valve.
10. Refill engine with oil through oil fill dipstick
tube. Pour slowly. Do not overfill. For
approximate capacity see "PRODUCT
SPECIFICATIONS"section of this manual.
11. Use gauge on oil fill cap/dipstick for check-
ing level. Ensure dipstick cap is tightened
securely for accurate reading. Keep oil at
"FULL' line on dipstick. Tighten cap onto
the tube securely when finished.
ENGINE OiL FILTER
Replace the engine oil filter every season or
every other oil change if the tractor is used
more than 100 hours in one year.
NOTE: If needed, remove lower dash covers
using steps from "Lower dash cover removal"
section of this manual.
CLEAN AIR SCREEN
The air screen is over the air intake blower
located on top of engine. The 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
Your engine will not run properly using a
dirty air filter. Service paper cartridge every
100 hours of operation or every season,
whichever occurs first.
Service air cleaner more often under dusty
conditions.
NOTE: If needed, remove lower dash covers
using steps from "Left Lower Dash Cover
Removal" section of this manual.
1. Remove cover.
2. Carefully remove air filter cartridge and
pre-cleaner from base.
3. Clean base carefully to prevent debris
from falling into carburetor.
Knobs Ca_ridge
NOTE: If very dirty or damaged, replace
cartridge.
4. Place new pre-cteaner and cartridge
firmly in base.
5. Replace cover.
IMPORTANT: Petroleum solvents, such as
kerosene, are not to be used to clean the
cartridge. They may cause deterioration of
the cartridge. Do not oil cartridge. Do not
use pressurized air to clean cartridge.
ENGINE COOLING SYSTEM
Debris may clog the engine's air cooling
system. Remove blower housing and clean
area shown to prevent overheating and
engine damage.
Air Screen..._....
Clean out chaff
and debris
IN-LINE FUEL FILTER
The fuel filter should be replaced once each
season. If fuel filter becomes clogged, ob-
structing fuel flow to carburetor, replacement
is required.
1. With engine cool, remove filter and plug
fuel line sections.
2. Place new fuel filter in position in fuel line
with arrow pointing towards carburetor.
3. Be sure there are no fuel line leaks and
clamps are properly positioned.
4. Immediatetywipe up anyspilled gasoline.
Clamp
Fuel Filt_
MUFFLER
inspect and replace corroded muffler and
spark arrester (if equipped) as it could create
a fire hazard and/or damage.
SPARK PLUG(S)
Replace spark plug(s) atthe beginning of each
mowing season or after every 100 hours of
operation, whichever occurs first. Sparkptug
type and gap setting are shown in "PROD UCT
SPECIFICATIONS" section of this manual.
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