Advertisement
i i i i iii ill ijl,
SERVICE AND ADJUST
ENTS
FRONT-TO-BACK ADJUSTMENT (See Figs, 20 and 21) -
IMPORTANT: DECK MUST BE LEVEL SIDE-TO-StDE.. IF
THE FOLLOWING FRONT-TO-BACK ADJUSTMENT IS
NECESSARY, BE SURE TO ADJUST BOTH FRONT LINKS
EQUALLY SO MOWER W_LLSTAY LEVEL SIDE-TO-StDEo
To obtain the best cutting results, the mower housing
should be adjusted so the front is approximately 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, check that
both front links are equal in length.,
•
If links are not equal in length, adjust one link to same
length as other link.
•
To Iowerfront of mower housing, loosen 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.
.
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 !/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".
°
Recheck side-to-side adjustment°
FIG, 20
BOTHFRONT LINKS SHOULD BE EQUALIN LENGTH
FRONTLtNKS
TO REPLACE MOWER DRIVE BELT
MOWER DRIVE BELT REMOVAL (See Fig. 22) -
•
Park tractor on a level surface, Engage parking brake_
°
Remove four screws from L.H_ rnandret cover and
remove
cover,,
=
Roll belt over the top of L.H, mandrel pulley.
•
Remove belt from electdc clutch pulley.,
•
Remove bert from idler pulieys_
•
Remove any dirt or grass clippings which may have
accumulated around mandrels and entire upper deck
surface.
•
Check primary idler' arm and two idlers to see that they
rotate freely,,
=
Be sure spring 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 belt is in both belt
keepers at the idler's 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'..
ELECTRIC
L,Ho
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
Advertisement
