Bolens Service Manual page 13

18.13. Using an impact gun with a 7/8 inch socket,
remove the flange nut securing the transmission
pulley to the transmission. See Figure 31.
NOTE: Depending upon when the tractor was
built, there may be a washer between the flange
nut and the transmission pulley. If washer is
present, install during assembly. See Figure 32.
Flange Nut
18.14. Carefully lift the pulley off the transmission's
input shaft and remove the upper drive belt from
around it and the variable speed pulley.
NOTE: Maintain the proper orientation of the
pulley. Tractors with a 46" cutting deck have
spacers between the transmission and tractor
frame to provide increased clearance for the cut-
ting deck. The transmission pulley is manufac-
tured with a dish (or concave) shape. The dish
side should be facing DOWN on tractors with a
Transmission Pulley
Figure 31
Washer
Figure 32
38" or 42" cutting deck and facing UP on tractors
with a 46" cutting deck.
NOTE: A pulley hub is located beneath the
transmission pulley. See Figure 33.
Pulley Hub
NOTE: If you find wear or damage to the pulley
and/or pulley hub, replace both components. A
redesigned pulley hub (718-0758A) is being
used on current production. The new hub DOES
NOT require the use of the washer.
18.15. Remove the lower drive belt from around the
lower portion of the variable speed pulley. See
Figure 34.
Lower Drive Belt
18.16. Remove the lower drive belt by lifting it through
the cover panel opening.
11
Pulley
Flange Nut
Figure 33
Variable Speed Pulley
Figure 34
Washer