Mower Drive Belt Replacement; Mower Drive Belt Adjustment; Level Mower Housing; Side-To-Side - Craftsman 917.254622 Owner's Manual

Lt 12 hp electric start 5 speed - 38" mower
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REPAIR AND ADJUSTMENT
EXTEN
SPRING '_
ROD
BOLl
J
L H PtVOT
BRACKE_T
_
FIGURE31
_%
RH
PIVOT
BRACKET
23.
Mower
DHve Belt Replacement
a. Slide belt under
extension
spring
(Fig. 31).
b . Place belt on rear side of both mandrel
pulleys.
c, Spring
idler
belt
guide
down
and
place
belt
around
rear side of idler pulley.
d. Roll belt over engine
pulley.
e, Make
sure belt is inside
all belt guides.
24.
Mower
Drive
Belt Adjustment
Your tractor
has been manufactured
with
the ability
to
readjust
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,
adjust
ment is necessary.
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) 7/16" wrenches,
remove
the bolt, nut
& D-shaped
washers
(Fig, 31 - Inset).
c,
Move
extension
spring
from
lower
end of slot
to upper
end in rock shaft
assembly
and install
bolt,
nut
& the D-shaped
washers.
d.
Tighten
bolt
and nut
to secure
the D-shaped
washers
(fiat side down).
LIFT
LEVER
PLUNGER
_._
LEVER
r
soTroM :_
--P-_:_. BOTTOM
OFCURL,
_p--__==x._._-q[,/
_oFcurl
u.E
:ouNo
FIGURE32
SIDETO
SIDE
ADJUSTMENT
TRUNNION
I
NUT
"'C"
-B..
NOTE:
WHEN
INSTALLING
A NEW BELT, EXTENSION
SPRING MUST BE RETURNED
TO LOWER END
OF
SLOT
{ORGINAL
POSITION)
ON
ROCK
SHAFT
ASSEMBLY.
25.
Level
Mower
Housing
Adjust
the mower
while tractor
is parked
on level ground
or driveway.
Make sure tire pressures
correct.
If tires 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
height
from
bottom
of curl to ground
line at front of mower.
Distance
"'A "" should
be
the same
on both
sides
(Fig. 32).
c.
If distance
"A '" needs
to be changed,
snap out
access
hole cover
on L.H. side above
footrest,
Use
11/16" wrench
on nuts
"'B'"
and
"C"
at
side-to-side
adjustment
trunnion
(Fig.
33).
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'.
FIGURE33
22

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