Craftsman EZ3 917.270963 Owner's Manual page 16

20.5 hp electric start 42" mower automatic
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• Insert key into ignition and turn key
clockwise
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.
• 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)
• When engine starts, slowly push
choke control in until the engine
begins to run smoothly. Continue to
push the choke control in small steps
allowing
the engine to accept
small
changes
in speed
and load, until the
choke control
is fully in. 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. This may require
an engine
warm-up
period from several
seconds
to several
minutes,
depending
on the
temperature.
AUTOMATIC
TRANSMISSION
WARM UP
• Before
driving the unit in cold weather,
the transmission
should
be warmed
up
as follows:
• Be sure the tractor
is on level
ground.
• 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 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 warmed up
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
perfor-
mance.
See "TO ADJUST
CARBURE-
TOR"
in the Service
and Adjustments
section
of this manual.
PURGE TRANSMISSION
• k CAUTION:
Never engage or disen-
gage freewheel
lever while the engine is
running.
To ensure proper operation and perfor-
mance, 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
dudng
shipping of your tractor.
IMPORTANT:
Should
your transmission
require removal
for service or replace-
ment, it should be purged after reinstalla-
tion before operating the tractor.
• Place tractor safely on level surface
with engine off and parking
brake set.
• 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)
pos_ion, 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 control lever to neutral
(N) position. Shut- oft engine and set
parking brake.
• Engage transmission
by placing
freewheel
control in driving position
(See "TO TRANSPORT"
in this section
of manual).
16

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