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Operation And Adjustments - Craftsman 486.244120 Owner's Manual

48" dozer blade

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HAIRPIN
COTTER
(R.H.)HITCH PLATE
HAIRPIN
COTTER
B. LIFT LEVER PLUNGER:
Located on top of lift control
ever. See figure 28.
Pull back on lift control lever tnd depress plunger
to release.
GUIDE
BRACKET
\
ASSEMBLY
FIGURE
27
CHANNEL
-_ ASSEMBLY
OPERATION
INSTRUCTIONS
AND ADJUSTMENTS
I
_
HIDDEN
OBJECTS
CAN CAUSE
SUDDEN
STOPS
OF CHANGE
IN
DIRECTION
CONTROLS
WITH THE DOZER
BLADE
IN THE
"UP"
POSITION
DO NOT DEPRESS
THE PLUNGER
WITHOUT
HOLDING
BACK ON THE LIFT CONTROL
LE-
VER OR DOZER BLADE
MAY SUD-
DENLY DROP.
C. Attachment
depth control
knob:
Adjust lift control lever movement with attachment
DEPTH
CONTROL
KNOB
(see figure
28) for
maximum
movement
between locking notches
and to prevent lever from locking in the down lock
notch. See figure 28.
Become
familiar
with all of the controls
and ad-
justments
on the tractor
and dozer blade
before
operating.
Refer to tractor
,_=,_ners manual
for
tractor
controls.
Controls
for Operating
dozer
blade are as follows:
A. LIFT CONTROL
LEVER:
Located
on right hand side of tractor.
See figure
28. Move lever forward to lower d_ozerblade.
Pull
lever back to raise dozer blade, Pulling
lever all
the way back locks dozer blade in up position.
ATTACHMENT
DEPTH CONTROL
KNOB
LEVER
D. Blade angle handle and grip assembly:
Located on right hand side of tractor.
See figure
28.
NOTE: Always raise dozer blade and Ioc_
in "up"
position
before moving
angle control
handle.
Depress grip assembly to release blade
angle lock and push/pull angle
control
handle
forward to move dozer blade angle to left, center,
right and release grip to lock.
ADJUSTMENTS
A_
Blade angle lock bars.
If angle lock bars Do Not completely
disengage
from slots in pivot plate assembly,
adjustment of
cable is required.
See figure 29.
Adjust blade springs:
To change spring tension (stand in front of blade
assembly),
adjust the nuts at the upper end of the
springs (see figure 29) turning
counter
clockwise
to relieve tension
and clockwise
to increase
ten-
sion.
Adjust spring
adjustment
nuts approximately
\
from end when moving snow or other light mate-
rial, (keep spring
tension
light for safety).
This
frees the blade to spring trip and return if a hidden
obstacle
is encountered.

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