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E AND ADJUSTMENTS
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TO REPLACE MOWER DRIVE BELT
MOWER DRIVE BELT REMOVAL (See Fig. 22) -
o
FRONT-TO-BACK ADJUSTMENT (See Figs. 20 and 21)-
IMPORTANT: DECK MUST BE LEVEL SIDE-TO-SIDE. IF
THE FOLLOWING FRONT-TO-BACK ADJUSTMENT IS
NECESSARY, BESURETO ADJUST BOTH FRONT LINKS
EQUALLYSO MOWER WILL STAY LEVELSI DE-TO-SIDEo
To obtain the best cutting results, the mower' housing
should be adjusted so the front is approximateIy 1/8" to 1/2"
lower than the rear when the mower is in its highest
position.
Check adjustment on right side of tractor_ Measure dis-
tance "F" directly in front of and behind the mandrel at
bottom edge of mower housing as shown.
• Before making any necessary adjustments, checkthat
both front links are equal in length.
• If links are notequal in length, adjust one link to same
length as other linko
• To lowerfront ofmower'housing,loosennut"G"on both
front links an equal number of turns.
• When distance "F" is 1/8" to 1/2" lower at front than
rear,tighten nut"H" against trunnionon both front links.
• To raise front of mower housing, loosen nut "H" from
trunnion on both front links. Tighten nut "G" on both
front links an equal number of turns.
• When distance "F" is 1/8" to 1/2" lower at front than
rear, tighten nut "H" against trunnion on both front
links.
NOTE: Each full turn of nut "G" will change dim° "F" by
approximately 3/8"o
• Recheck side-to-side adjustment.
Park tractor on a level surface. Engage parking brake,
Remove four screws from L.H. mandrel cover and
remove cover'.
• Roll belt over the top of L.H_mandrel pulley.
• Remove belt from electdc clutch pulley_
• Remove belt from idler pulleys.
• Remove any dirt or grass clippings which may have
accumulated around mandrels and entire upper deck
surface.
• Check primary idler'armand two idlersto see that they
rotate freely,.
° Be sure spdng is Securely hooked to primary idler arm
and bolt in mower' housing.
MOWER DRIVE BELT INSTALLATION (See Fig. 22) -
• Install belt in both idlers. Make sure bett is in both bett
keepers at the idlers as shown.
• Install new belt onto electric clutch pulley.
• Roll belt into upper groove of L.H, mandrel pulley.
• Carefully check belt routing making sure belt is in the
grooves correctly and inside belt keepers.
• Reassemble L.H, mandrel cover_
% \ . oo . MANDREL
FIG. 20
BOTH FRONT LINKS SHOULD BE EQUAL IN LENGTH
FRONT LINKS
ELECTRIC
L.H, SCREWS SPRING CLUTCH
MANDREL PULLEY
COVER IDLER
PULLEYS
PRIMARY
IDLER
ARM
BOLT IN
MOWER
HOUSING
MANDREL
MOWER
DRIVE BELT
BELT
KEEPER
FIG. 22
FIG. 21 22