Craftsman 917.259172 Lawn Mower User Manual


 
OPERATION
TO START ENGINE (See Fig. 7)
When starting the engine for the first time or if the
engine has run out offuel, itwill take extra crankingtime
to move fuel from the tank to the engine.
Be sure freewheel control is in the transmission
engaged position.
, Sit on seat in operating position, depress clutch/
brake pedal and set parking brake°
Place motion control lever in neutral (N) position.
° Move attachment clutch to "DISENGAGED" posi-
tion,.
Move throttle control to fast position
= Pull choke control out for a cold engine start at-
tempt. For a warm engine start attempt the choke
control may not be needed.
Note: Before starting, read the warn] and cold starting
procedures below.
° Insert key into ignition and turn key cloctcwise to
"START" position and release key as soon as
engine starts. Do not run starter continuously for
more than fifteen seconds per minute. If the engine
does not start after several attempts, push choke
control in, wait a few minutes and try again° if
engine still does not start, 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, pull the choke control
out slightly for a few seconds and then continue to
push the control in slowly.
o The attachments and ground drive can now be
used. If the engine does not accept the load, restart
the engine and allow it to warm up for one minute
using the choke as described above.
COLD WEATHER STARTING (50 ° F and below)
o When engine starts, slowly push choke control in
until the engine begins to run srnoothly. Continue to
push the choke control in small steps allowing the
engine to accept small changes in speed and load,
until the choke control isfully in_Ifthe engine starts
to run roughly, pull the choke control out slightly for
a few seconds and then continue to push the
control in slowly. This may require an engine warm-
up period from several seconds to several minutes,
depending on the temperature°
HYDROSTATIC TRANSMISSION WARM UP
Before driving the unit in cold weather, the trans-
mission should be warmed up as follows:
o Be sure the tractor is on level ground.
= Place the motion control lever in neutral. R e-
lease the parking brake and let the clutch/
brake slowly return to operating position°
° Allow one minute for'transmission to warm up.
This can be done during the engine warm up
period°
= The attachments can be used during the engine
warm-up period after the transmission has been
warmedup and may require the choke control be
pulled out slightly.
NOTE: If at a high altitude (above 3000 feet) or in cold
temperatures (below 32 F) the carburetor fuel mixture
may need to be adjusted for'best engine performance.
See '_ro ADJUST CARBURETOR" in the Service and
Adjustments section of this manual_
PURGE TRANSMISSION
To ensure proper operation and performance, it is recom-
mended that the transmission be purged before operating
tractor for the first 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 REINSTALLATtON
BEFORE OPERATING THE TRACTOR_
° Place tractor safely on level surface with engine off and
parking brake seL
° Disengage transmission by placing freewheel control
in freewheeling position (See "TO TRANSPORT" in
this section of manual)°
= Sitting in the tractor seat, start engine. After the engine
is running, move throttle control to slow position. With
motion control lever in neutral (N) position, slowly
disengage clutch/brake pedal.
° Move motion control lever to full forward position 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 this procedure there will be no movement of
drive wheels. The air is being removed from hydraulic drive
system.
° Move motion controllever to neutral (N) position. Shut-
off engine and set parking brake.
° Engage transmission by placing freewheel control in
driving position (See "TO TRANSPORT" in this section
of manual)_
Sitting in the tractor seat, startengine. After the engine
is running, move throttle 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
tractor' moves approximately five (5) feet, slowly move
motion control lever to reverse position° After the
tractor moves approximately five (5) feet return the
motion control lever'to the neutral (N) position. Repeat
this procedure with the motion control lever' three (3)
times.
° Your tractor is now purged and now ready for normal
operation.
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