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Front-To-Rear Mower Adjustment
a, To obtain the best cutting results, your mower
housing should be adjusted so the front and rear
flange distance "D'" (Fig° 39) is 1/2" lower in
front when the mower is positioned in the highest
cutting
position.
NOTE: MEASURE DISTANCE
°'D" FROM GROUND LEVEL TO BOTTOM OF
CURL ON RIGHT REAR FLANGE AND COMPARE
TO DISTANCE "'D'" AT RIGHT FRONT FLANGE°
bo To raise rear of mower, loosennut
"E" on both
rear suspension arms. Screw both nuts "F" up
an EQUAL
NUMBER
OF TURNS (Fig. 40).
co When distance
"D" is l/2"" lower at front than
rear, tighten nuts "E"
d. To lower rear of mower,
loosen nut
"F" on
both rear suspension arms an EQUAL
NUM-
BER OF TURNS (Fig. 40).
eo When distance
"D" is 1/2" lower at front than
rear, retighten
nuts "E",
\
\
BOTTOM
OF CURL
.L_.
o
T---
GROUND
LEVEL
ADJUS
REAR
SUSPENSION
\
ARM
\
REAR
SUSPENSION
TRUNNION
LIFT
BRACKET
BOTTOM
OF CURL
T
FIGURE
39
NOTE: WHEN ADJUSTING
REAR SUSPENSION
TRUN-
NIONS, ALWAYS
ADJUST
BOTH EQUALLY SO MOWER
WILL STAY
LEVEL
9,
Blade Replacement
Raise mower
to highest
position
to permit
access
to blades or remove
mower
(page 24)°
a o Remove
bolt,
Iockwasher
and washer
(Fig° 4 I)
(turn counterclockwise)(_-'_
)o
b, Remove
and discard
old blade_
co Clean top and bottom
of mower
housing°
d, Place
new
blade
between
flanges,
(the word
"TOP"
is stamped on all blades to assure proper
installation),
and secure with washer, Iockwasher
and bolt previously
removed,
TIGHTEN SECURE-
LY. Torque
to 30-35
ft, ibs
NUT
REAR
TRUNNION
NUT
'F
REAR
SUSPENSION
ARM
LIFT
ALWAYS
USE GRADE 5 HEAT TREATED
BOLTS
TO
ATTACH
BLADES°
CHECK
BOLTS
tN BLADES
OCCASIONALLY
TO
MAKE SURE BOLTS ARE TtGHT_ TORQUE
BOLTS TO 30-35 FT, LBSo
A GRADE 5 HEAT TREATED BOLT
CAN
BE IDENTIFIED
BY THREE
LINES
ON THE BOLT HEAD
AS
SHOWN
AT LEFT.
25
FIGURE
40
MANDREL
ASSEMBLY
FLANGES
BLADE
_q__,_
LOCKWAS.ER
{TORQUE TO 30-35
FT,-LBS)
FIGURE 41
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