8
Mounting the Idler
Assembly
Parts needed for this procedure:
1
Idler arm assembly
1
Pivot screw
1
Bushing
2
Washer
1
Locknut, 3/8 inch
1
Spring
1
Threaded rod
2
Flange nut, 5/16 inch
1
Spring bracket
2
Capscrew, 1/4 x 1 inch
2
Locknut, 1/4 inch
Procedure
1.
Using the dimensions shown in
,
locate, mark, and drill a 13/32 inch diameter hole
in the deck. The dimensions shown are from the
right front corner of the deck and from the edge
of the discharge opening. The blower brackets
are removed for clarity.
g012546
Figure 18
1.
6-13/16 inches
2.
9-1/8 inches
2.
Using the dimensions shown in
,
locate, mark, and drill a 13/16 inch diameter
hole and two 13/32 inch diameter holes in the
right bridge bar.
g012547
Figure 19
1.
5 inches
4.
13/32 inch diameter (2)
2.
1-1/16 inches (2)
5.
13/16 inch diameter
3.
1 inch
3.
Thread a flange nut (5/16-18 inch) approximately
2 inches (5 cm) onto the threaded rod (
g012548
Figure 20
1.
Idler pulley arm
3.
Threaded rod
2.
Spring bracket
4.
Spring
4.
Insert the end of the threaded rod through the
large hole in the spring bracket and loosely
secure it with another flange nut (5/16-18 inch)
(
). Do not tighten the flange nuts.
5.
Insert the other end of the threaded rod through
the hole in the bridge bar and secure the spring
bracket to the bridge with 2 bolts and locknuts
(
).
6.
Hook the short loop of the spring into the hole in
the threaded rod and the long loop in the hole in
the idler arm (
).
7.
Mount the idler pulley arm to the deck with a
pivot screw (3/8-16 inch), a thrust washer (1/2
inch), the idler arm, a thrust washer (3/8 inch),
and a locknut (3/8-16 inch) beneath the deck
(
).
10
