Sears 917.257462 - Manual (Page 19)

SERVICE AND ADJUSTMENTS
TO LEVEL MOWER HOUSING (See Fig. 23 -
Fig. 26)
Adjust the mower while tractor is parked on level ground or
driveway. Make sure tires are properly Inflated (See
"PRODUCT SPECIFICATIONS" on page 3). If tires are
over or under inflated, you will not properly adjust your
mower.
NOTE: One rotation of trunnion nut is equivalent to ap­
proximately 1/8 inch of height change. Be sure upper and
lower nuts are tightened against trunnion after adjustment
has been completed.
• Place mower height adjustment knob in position “3"
(See Fig. 23).
• Lower mower lift lever to height adjustment knob.
SIDE-TO-SIDE ADJUSTMENT (See Figs. 24 and 25) -
• Measure distance from ground to lowerflange of mower
deck on both sides of mower (dim. "B"&"C‘’). Dim. "B"
& "C" should be the same.
Level the mower side-to side by adjusting the left rear lift
link.
• To raise left side of mower, loosen upper trunnion nut
tighten the lower trunnion nut.
• To lower left side of mower, loosen lower trunnion nut
and tighten upper trunnion nut.
FRONT-TO-BACK ADJUSTMENT (See Figs. 25 and 26)-
To obtain the best cutting results, the mower housing
should be adjusted so the rear is approximately 1/4 to 3/8"
higher than the front when the mower is in height adjust­
ment position "3".
• Measure distance from ground line to lower flange of
deck at right front and right rear (dim. "D" & "E") in line
with front and rear tires.
Raise or lower rear of mower housing by adjusting the right
rear lift link.
• To raise rear of mower housing, loosen upper trunnion
nut and tighten lower trunnion nut.
• To lower rear of mower housing, loosen the lower
trunnion nut and tighten upper trunnion nut.
• Recheck side-to-side adjustment.
VIEWED FROM FRONT OF TRACTOR
MOWER UFT
LEVER
MOWER HEIGHT
ADJUSTMENT
1
KNOB
RIGHT
SIDE
LEFT
SIDE
LOWER FLANGE
OF MOWER DECK LEFT REAR
UFTUNK
FIG. 24
REAR UFT
UNK
■E” \ \ “D”
\ GROUND UNE
7777777yi^^777777?77777777777777Xy77777
LOWER FLANGE
OF MOWER DECK MOWER HOUSING
FIG. 26
FIG. 23