Craftsman 917.28858 Manual Del Operador página 19

COLD WEATHER STARTING (50°F(10°C)
and below)
6. When enginestarts, leavethrottlecontrol
in choke position until engine warms up
and begins to run roughly. Once rough
• running begins, immediately move the
throttle controlto the fast position. Engine
warm-up may take from several seconds
to several minutes (the colder the tem-
perature, the longer the warm-up).
AUTOMATIC TRANSMISSION WARM UP
Before driving the unit in cold weather, the
transmission should be warmed up as fol-
lows:
t, Be sure the tractor is on level ground.
2. Release the parking brake and let the
brake slowly return to operating position.
3. Allow one minute for transmission to
warm up. This can be done during
the engine warm up period.
• The attachments can also be used dur-
ing the engine warm-up period after the
transmission has been warmed up.
NOTE: If at a high altitude (above 3000 feet)
or in cold temperatures (below 32°F/0_C)
the carburetor fuel mixture may need to be
adjusted for best engine performance (see
"TO ADJUST CARBURETOR" intheService
and Adjustments section of this manual).
PURGE TRANSMISSION
,_CAUTION: Neverengage ordisengage
freewheel lever while the engine is running.
Toensure proper operation and performance,
it is recommended 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
developed during shipping of your tractor.
IMPORTANT: Should your transmission
require removal for service or replacement,
itshould be purged after reinstallation before
operating the tractor.
I. Place tractor safely on a level surface -
that is clear of objects and open - with
engine off and parking brake set.
2. Disengage transmission by placing
freewheel control indisengaged position
(See "TO TRANSPORT" in this section
of manual).
3. Sitting in the tractor seat, start engine.
After theengine is running, movethrottte
control to slow position. Disengage park-
ing brake.
,_I, CAUTION: At any time, during step 4,
there may be movement of the drive wheels.
4. Depress forward drive pedal to full for-
ward position and hold forfive (5)seconds
and release pedal. Depress reverse drive
pedal to full reverse position and hold
for five (5) seconds and release pedal.
Repeat this procedure three (3) times.
5. Shutoff engine and set parking brake.
6. Engage transmission by placing free-
wheel control in engaged position (See
"TO TRANSPORT" in this section of
manual).
7, Sitting in the tractor seat, start engine.
After the engine is running, movethrottle
control to half (1/2) speed. Disengage
parking brake.
8. Drive tractor forward for approximately
five feet then backwards for five feet.
Repeat this driving procedure three
times.
Your transmission is now purged and now
ready for normal operation.
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