Sears 917.252541 Automobile User Manual


 
sERVICE AND ADJUSTMENTS
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_rOLEVEL MOWER HOUSING, _ "
Adjustthemower while tractorisparked on level groundor
driveway° Make sure tires are properly inflated (See
"PRODUCT SPECIFICATIONS"on page 3 ofthismanual).
iftiresare overor underinflated,youwillnotproperlyadjust
your mower°
SIDE-TO_SIDE ADJUSTMENT (See Figs°20 and 21)
Raise mower to its highest position_
At themidpoint of bothSides ofmower° measure height
from bottom edgeof mower toground. Distance"A" on
bothsides of mower shouldbe the same or within1/4"
of each other_
if adjustment is necessary, make adjustment on one
side of mower onty.
° To r_ise one side of mower, tightenliftlinkadjustment
nut _n Ihat side.
To lower one side of mower, loosen lift link adjustment
nut on that side.
NOTE: Each full turn of adjustment nut will change mower
height about 1/8'L
= Recheck measurements after adjusting.
BOTTOM EDGE BOTTOM EDGE
OF MOWER TO OF MOWER TO
GROUND GROUND
GROUND LINE
LIFT LINK
ADJUSTMENT NUT
FIG. 20
_\ SUSPENSION
ARM
'-....
FIG, 21
FRONT-T()-BACK ADJUSTMENT (See Figs_ 22 and 23)
IMPORTANT: DECK MUST BE LEVEL SIDE-TO-SIDE tF
THE FOLLOWING FRONT-TO-BACK ADJUSTMENT IS
NECESSARY, BESURE TO ADJUST BOTH FRONT LINKS
EQUALLY SO MOWER WILL STAY LEVEL SIDE-TO-
SIDE.
To obtain the best cutting results, the mower housing
should be adjusted sothat the front isapproximately 1/4" to
3/4" lower than the rear when the mower is in its highest
position.
Check adjustment on right side of tractor° Measure dis-
tance "D" directly in front and behind the mandrel at bottom
edge of mower housing as shown..
° Before making any necessary adjustments, check that
both front links are equal inlength..Both links should be
approximately 10-3/8".
° If links are not equal inlength, adjust one link to same
length _3 other link.
° To lower front of mower loosen nut "E" on both front
links an equal number of turns_
° When distance "D" is 1/4" to 3/4" lower at front than
rear, tighten nuts "F" against trunnion on both front
links
° To raise front of mower, loosennut"F" from trunnion on
both front links..Tighten nut "E" on both front tinks an
equal number of turns_
- When distance "D" is 1/4" to 3/4" lower at front than
rear, tighten nut"F" against trunnion on both front links.
o Recheck side-to-side adjustment
MANDREL
;L ¢_ e" ' ,: ' "
'_i 2
FIG, 22
BOTH FRONT LINKS MUST BE EQUAL IN LENGTH
/
NUT "E"
FRONT LINKS TRUNNION
21 FIG. 23