Mower Belt Adjustment; To Remove Mower Belt; To Replace Mower Belt - Craftsman 917.255813 Owner's Manual

MOWER BELT ADJUSTMENT
Your tractor has been manufactured with the abiNty to re-ad-
just mower drive belt to provide you with longer belt life,
)If the Attachment Clutch Lever (Fig, 23) travels 3- 1/2" up
the slot in the dash before spring tension resistance is evident,
adjustment is necessary. NOTE: CHECK FOR PROPER
SPRING TENSION WITH ENGINE OFF AND LIFT LEVER
IN HIGHEST POSITION,
1, Remove mowel deck from tractor,
2, Remove Cotter Pins from both sides of the Rock Shaft
Assembly (Fig, 24)
3, Loosen the 4 Locknuts on the EH, and L, Ho Pivot Brackets
(Fig, 24) only until Rock Shaft Assembly can be removed.,
4. Remove Rock Shaft Assembly from R,H, and L..H, Pivot
Brackets, NOTE; DO NOT DISASSEMBLE BRAKE ROD,
5,, Remove Extension Spring from lower hole (original posi-
tion) in Rock Shaft Assembly and insert in upper hole in
Rock Shaft Assembly (Fig 24- Inset),
6, Replace Rock Shaft Assembly between R,H and L.H Pivot
Brackets
DEPTH
ENGINE PULLEY
L,H, MANDREL
ATTACHMENT CLUTCH
/I" LEVER "DISENGAGED"
/ POSITION
/_._._ES/T'7>OSITtON
_1 1_"_ t_,_,_._ "LOWEST"
I...,_tL'L_/_/q t _ ,pOSITION
!'°,LL
GUIDE
7, Tighten Locknuts securely making sure Carriage Bolts are
seated in square holes of mower housing,
8, Replace Cotter Pins on both sides of Rock Shaft Assembly.
NOTE: WHEN INSTALLING A NEW BELT, EXTENSION
SPRING MUST BE RETURNED TO LOWER HOLE (ORIGI-
NAL POSITION) ON ROCK SHAFT ASSEMBLY,
TO REMOVE MOWER BELT
NOTE: MOWER BELT INSTALLATION DECAL LOCATED
ON MOWER HOUSING,
REPLACE ONLY WITH THE BELTS SPECIFIED IN THIS
MANUAL:.
1_, Place Attachment Clutch Lever in "DISENGAGED"
position (Fig" 23),
2. Turn Depth Adjustment Knob to lowest position. Move
Mower Lift Lever (Fig. 23) forward to lower Mower to its
lowest position.
3. Rofl Belt off Engine Pulley (Fig° 24).
4o Pul! Belt off both Mandrels (Fig, 24)
5, Spring Belt Guide away from Idler Pulley and pull Belt
,off Idler Pulley.
6,,,,SNde Belt from under Idler Spring,
TO REPLACE MOWER BELT
1., Slide Belt under Idler Spring (Fig,. 24),,
2. Place Belt on rear side of both Mandrels,
3. Spring Idler Belt Guide down and place Belt around rear
side of Idler Pulley,
4, Roll Belt over Engine Pulteyo
PiN
LOWER HOLE
(ORIGINAL
POSITION)
EXTEN5
SPRING
I BRAKE
ROD
L.H.
BRACKET
\
LOCKNUTS I"
COTT E R
SPRING
uPPER HOLE%
R.H. PIVOT
ET
LOCI(NtJT
RETAINER
SPRINGS
R,H,
SUSPENSION
ARM
RH, MANDREL
FIGURE 24
REAR
SUSPENSION
TRUNNIONS
LIFT
BRACKET
CLUTCH
ROD
RETAINER
SPRINGS
HINGE PINS
FIGURE 25