Mower Drive Belt Replacement; Mower Drive Belt Adjustment; Level Mower Housing; Side-To-Side Mower Adjustment - Craftsman 917.254274 Owner's Manual

REPAIR AND ADJUSTMENT
BOLT
\
FIGURE 30
21. Mower Drive Belt Replacement
a. Slide belt under extension spring (Fig. 30).
b. Place belt on rear side of beth mandrels_
c. Spring idler belt guide down and place belt around
rear side of idler pulley°
d Rofl belt over engine pulley,
e. Make sure belt is inside aft belt guides
22. Mower Drive Belt Adjustment
Your tractor has been manufactured with the ability to read-
just the mower belt drive to provide you with longer belt life.
If the attachment clutch lever travels 3-1/2" up the slot in the
dash before spring resistance is evident, adjustment is nec-
essary. NOTE: CHECK FOR PROPER SPRING TENSION
WITH THE ENGINE OFF AND THE LIFT LEVER IN THE
HIGHEST POSITION.
a. Lower the mower deck for easier access.
b. Using (2) 1/2 wrenches, remove the bolt, nut & D-
shaped washers (Fig° 30 - Inset).
Co Move extension spring from lower end of slot to
upper end in mck shaft assembly and install belt, nut
& the D.shaped washers.
d. TightenbeltandnuttosecuretheD-shapedwashers
(flat side down).
LIFT LEVER
PLUNGER
°Fc F /
GROUND_
uNz _ --
FIGURE31
SIDE.TOotIDE
ADJUSTMENT
TRUNNION
SIDE-TO,SIDE
J ADJUSTMENT
,_-_ BOTTOM
:271-- o.oo.o
_A UNE
NOTE: WHEN INSTALLING A NEW BELT, EXTENSION
SPRING MUST BE RETURNED TO LOWER END
OF SLOT (ORIGINAL POSITION) ON ROCK
SHAFT ASSEMBLY.
23, Level Mower Housing
Adjust the mower while tractor is parked on level ground or
driveway. Make sure tire pressures are 14 PSI in front tires
and 12 PSl in rear tiras, ff tlres are over or under inflated, you
will not properly adjust your mower.
Side-to.Side Mower Adjustment
a. Depress lift lever plunger and use lift lever to raise
mower to maximum cutting height.
b. Measure he_ht from bottom of curl to groundline at
fmnt of mowero Distance "A"should be the same on
beth sides (Fig. 31).
c. If distance "A"needs to be changed, snap out access
hole cover on L.H. side above footrest° Use 9/16"
wrench on nuts "B" and "C" at side-to-side adjust-
ment trunnion (Fig. 32).
d. To raise left side of mower, loosen nut'B"and tighten
nut "C'.
e. To lower left side of mower, loosen nut "C" and
tighten nut "B'.
_32
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