Jackshaft Drive Belt - Walker D21d Operator's Manual

Maintenance Instructions

Jackshaft Drive Belt

1. To remove the jackshaft drive belt:
a. Relax the belt by releasing spring tension
from the jackshaft drive idler arm using
the cold start lever.
Jackshaft
Pulley
2. Reverse the removal procedure to replace the
jackshaft drive belt.
Jackshaft
Pulley
78
Jackshaft
Drive Belt
Ground Drive
Idler Pulley (Disengaged)
Jackshaft Drive Belt (Disengaged)
Idler Arm
Release
Jackshaft
Drive Belt
Ground Drive
Idler Pulley (Engaged)
Jackshaft Drive Belt (Engaged)
REPLACING/REPAIRING
b. Slide the idler arm release down to unlock
the idler arm from the spring lever. Then
pivot the arm up and away from the belt.
c. Roll the belt off the jackshaft pulley and
remove.
Idler Arm
Release
Cold Start Lever
(Released)
Spring Tension
(Released)
Engine Pulley
Cold Start Lever
(Engaged)
Spring Tension
(Engaged)
Engine Pulley