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Carburetor; Engine - Sears 917.258670 Owner's Manual

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WARNING: Experience
indicates that a lcohol blended
fuels (called gasohol
or using ethanol or methanol) can
atlract molsture which {cads to separation and {ormalion of
acids during storage.
Acidic gas can damage
the fuel
system of an engine whlle in storage
To avoid engine
problems, the fuel system should be emptied before stor-
age of 30 days or longer.
Drain the gas tank, stad lhe
engine and let it run until the fuel lines and carburetor
are
empty,
Use fresh fue! next season.
See Storage !nslruc-
lions for additional
information.
Never use engine
or
carburetor cleaner products in the fuel tank or permanent
damage may occur.
lg
!
CAUTION:
Fill to bottom of gas tank
filler neck,, Do net overfill
Wipe off any
spilled oil or fuelo Do not store, spil! or
use gasoline near an open flame,
OPERATION
Place the motion control lever in neutral.
Release the parking brake and let the clutch/brake
slowly return to operating position.
Allow one minute for Iransmlsston to warm up,
Thls can be done during
the engine
warm up
period,
The attachmentscan be used dudng theengine warm-
up period after the transmission has been warmed up
and may require lhe choke control be putled out slightly
NOTE: If at a high altitude
(above 3000 feet) or tn cold
temperatures (below 32 F) the carburetor fuel mixture may
need to be adjusted for besl engine pedormance,
See"TO
ADJUST CARBURETOR"
In the Service and Adjustments
Section of this manual
15
TO START
ENGINE
(See Fig. 8)
When start!ng the engine for the first time or if the engine
has run out of fuel, it wiJt lake extra cranking time to move
fuel from the tank to the engine.
Depress clutch/brake
pedal and set parking brake
PFace motion contro{ lever in neutral (N) position
Move attachment
clutch _o "DISENGAGED"
position
,
Move lhrottle control fo fast (,_)
position
,
Pull choke control out for a cold engine start attempt.
For a warm engine sled attempt the choke control may
not be needed,
Note: Before starting, read the warm and cold starling
procedures below
Insed key tntoignitionandtum key clockwiseto "START"
position and release key as soon as engine slads.
Do
not run starter continuously
for more than fifteen sec-
onds per minute,
l{ the engine does not start after
several
attempts,
push choke control In. wait a few
minutes and try again
If engine still does not slart, pull
the choke control out and retry
WARM WEATHER
STARTING
(50" F and above)
When engine starts, slowly push choke control in until
the engine begins to run smoothly.
If the engine starts
to run roughly, putl the choke control out slighliy for a
few seconds and then continue lo push the control in
slowly,
The attachments and ground drive san now be used, if
the engine does not accept the load, restart the engine
and ailow it to warm up for one minute using the choke
as described
above
COLD WEATHER STARTING
(50" F and below)
When engine alerts, slowly push choke centre! in unlil
the engine begins to run smoothly
Continue to push
the choke contro! In small steps allowing the engine to
accepL small changes
in speed and load, until the
choke control is fuf[y in. If the engine starts to run
roughly, pull the choke conlrol
out slightly for a few
seconds
and then continue
to push the conlrol
in
slowly
This may require an engine warm-up
period
from several seconds to severatmtnutes,
depending
on the temperature.
HYDROSTATIC
TRANSMISSION
WARM UP
Before driving the unit in cold weather, the transmis-
sion should be warmed up as tottows:
Be sure the tractor is on level ground.
PURGE TRANSMISSION
!
_
CAUTION:
Neverengageordisengage
|
_
freewheel
lever while the engine Is run-
To ensure proper operation end performance,
it is recom-
mended that the transmission
be purged before operating
tractor for the f!rst time
This procedure
will remove any
trapped air Inside the transmission which may have devel-
oped during shipping of your tractor.
IMPORTANT: SHOULD YOUR TRANSMISSION
REQUIRE
REMOVAL
FOR SERVICE
OR
REPLACEMENT,
IT
SHOULD
BE PURGED
AFTER
REINSTALLATION
BEFORE OPERATING
THE TRACTOR.
Place tractor safely on level surface with engine off and
parking brake set.
Disengage
transmission by plating
freewheelconfrol
in freewheeling
position (See "TO TRANSPORT"
in
this seclion of manual).
Sitting in the tracior seal. start engine
After the engine
Isrunning, move throttle control to slow (_)
position.
With motion control lever in neulra{ (N) posilion, s_owly
disengage clutch'brake
pedal
Move motion conlrol lever to full forward posilion and
hold for five (5) seconds
Move lever to full reverse
position and hold for five (5) seconds
Repeat this
procedure three (3) times
NOTE; During thlsprocedure there witibe no movement of
drive wheels. The air is being removed from hydraulic drive
system.
Move molten control]ever
to neutral (N) position
Shut-
off engine and set parking brake,
.
Engage transmission
by placing freewheel control in
driving position (See "TOTRANSPORT"
in this section
of manual)
Silttngin the traclor seat, start engine. Afterthe
engine
Is running, move throll!e control to half (1/2) speed
With motion control lever in neutral (N) position, slowly
disengage clutch/brake
pedal,
Slowly move motion control lever forward, after the
Iractor moves approximately
five (5) feet, slowly move
motion control lever to reverse
position.
After the
tractor moves approximately
five(5)
feet return the
met!on control Iever to the neutral (N) position. Repeat
this procedure
with the motion control lever three (3)
limes.
Your tractor is now purged and now ready for normal
operation.

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Craftsman ez3 917.258670