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SERVICE AND ADJUSTMENTS
FRONT-TO-BACK ADJUSTMENT (See Figs. 25 and 26)
To obtain the best cutting results, the mower housing
should be adjusted so the back is approximately 7/8" to
1-1/8" higher than the front when the mower is in highest
adjustment position.
Measure distance "D" from ground line to bottom of deck
curl at centerline outside of mandrels.
•
To raise rear of mower, loosen nut "E" on both rear
suspension arms. Screw both nuts "F' on both rear
suspension arms an equal number of turns.
•
When distance "D" is 7/8" to 1-1/8" higher at rear than
front, retighten nuts "E".
•
Recheck side-to-side adjustment.
IMPORTANT:
WHEN ADJUSTING REAR SUSPENSION
ARMS, ALWAYS ADJUST BOTH EQUALLY SO MOWER
WILL STAY LEVEL SIDE-TO-SIDE.
BACK
"_"
+ 718" to 1-'L/8"
"D'_
rI//iltF/2_,,_.Ffl///////////////i////!///
FIG. 25
FRONT
REAR
?
ARMSUSPENSION
_
/
NUT "E"
.OT"F'
FIG. 26
TO ADJUST MOWER DRIVE BELT
(See Fig. 27)
Your tractor has been manufactured with the ability to re-
adjustmower drive belt to provideyou with longer belt life.
If the attachment clutch lever travels forward in the slot
before springtension resistance is evident, adjustment is
necessary.
IMPORTANT: CHECK FOR PROPER SPRING TENSION
WITH ENGINE OFF AND LIFT LEVER IN HIGHEST
POSITION.
•
Remove mower deck from tractor (See"TO REMOVE
MOWER" in this section of this manual).
•
Remove cotter pin from L.H. side of rock shaft assem-
bly.
•
Loosen the four Iocknuts on the R.H. and L.H. pivot
brackets only until rock shaft assembly can be re-
moved.
°
Remove rock shaft assembly from pivot brackets.
Remove extension spring from lower hole (original
_osition) in rock shaft assembly and place in upper
ole.
•
Replace rock shaft assembly making sure carriage
bolts are seated in square holes of mower housing.
•
Replace cotter pin on LH. side of rock shaft assembly.
NOTE: When installing a new belt, extension spring must
be returned to lower hole (original position) on rock shaft
assembly.
LOWER HOLE {ORIGINAL POSITION)
EXTENSION
/.2>.
SPRING
BRAKE ROD
BRACKET-----'-r_
LOCKNUTS "Jr"--
"_
UPPER HOLE
ROCK SHAFT
R.H.
PIVOT
BRACKET
'OCKNOT
FIG. 27
20
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