American Dryer Corp. Phase 5 Microprocessor AD-170 - Manual (Page 14)

10
H. Idler Assembly
(Viewing from the rear of the dryer) the idler assembly
is located approximately on the lower center of the dryer.
The idler assembly consists of two (2) idler pulleys, the
small and large pulleys. The idler's main purpose is to
reduce the speed and increase torque provided to the
tumbler bearing. Also, at the idler assembly, belt
tension can be adjusted.
I. Tumbler Bearing and Pulley Arrangement
The tumbler bearing and pulley arrangement is located
(viewing from the rear of the dryer) approximately at the
upper center of the dryer. The arrangement consists of a
pulley and two (2) bearings which serve to drive, adjust,
and support the basket.
J. Basket (Tumbler)
The basket consists of four (4) ribs and four (4) perforated
panels, along with front and back, which are screwed
together as an assembly. The basket also consists of tie
rods, which support the basket from front to back. The
basket support is used to mate the basket to the drive system
in the rear.
NOTE: The bearing on this type of blower assembly should be greased according to the maintenance
section of this manual.