Craftsman 917.20402 Operator's Manual page 21

5. Remove yellow cap from end of drain
valve and install the drain tube onto the
fitting.
6. Unlock drain valve by pushing inward
and turning counterclockwise.
7. To open, pull out on the drain valve.
Oil Drain Valve
Ye,ow
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. Removethedraintubeand replacethecap
onto to the bottom fitting of the drain valve.
10. Refillenginewith oilthrough oilfill dipstick
tube. Pour slowly. Do not overfill. For
approximate capacity see "PRODUCT
SP ECIFICATIONS"section of thismanual,
11.Use gauge on oil fill cap/dipstick for check-
ing level. Ensure dipstick cap istightened
securely for accurate reading. Keepoil at
"FULL' line on dipstick. Tighten cap onto
the tube securely when finished.
ENGINE OIL FILTER
Replace the engine oilfilter every season or
every other oil change if the tractor is used
more than 100 hours in one year.
NOTE: If needed, removelowerdashcovers
usingsteps from"Lowerdashcoverremoval"
section of this manual.
AIR FILTER
Your engine will not run properly using a
dirtyairfilter. Service paper cartridgeevery
100 hours of operation or every season,
whichever occursfirst.
Service air cleaner more often under dusty
conditions.
NOTE: If needed, removelowerdashcovers
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 Cartridge
"Pre-Cteaner
NOTE: If very dirty or damaged, replace
cartridge.
4. Place new pre-cleaner 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.
CLEAN AIR SCREEN
The air screen is over the air intake blower
located on top of engine. The air screen
must be keptfree ofdirt and chaff to prevent
engine damage from overheating.Cleanwith
a wire brush or compressed air to remove
dirt and stubborndried gum fibers.
ENGINE COOLING SYSTEM
To ensure proper cooling, make sure the
grass screen, cooling fir_s,and other exter-
nal surfaces of the engine are kept clean
at all times.
Every 100 hours of operation (more often
under extremely dusty, dirty conditions),
removethe blower housing and other cooling
shrouds. Clean the cooling fins and external
surfaces as necessary. Ensure the cooling
shrouds are reinstalled.
NOTE: Operating the engine with a blocked
grass screen, dirty or plugged cooling fins,
and/or cooling shrouds removed will cause
engine damage due to overheating.
IN-UNE FUEL FILTER
The fuelfiltershould be replaced once each
season. If fuel filter becomes clogged, ob-
structing fuel flowtocarburetor,replacement
is required.
1. With engine cool, remove filter and plug
fuel line sections.
2. Place newfuel 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. lmmediatelywipeupanyspilled gasoline.
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