Rotating or Replacing Upper Drive Roll Chain Idler Bushing

Rotate Bushing

1. When worn grooves in bushing (A) exceeds specifications, remove cap screw (B).

Specification

Bushing -Worn Grooves 6-7 mm (1/4-5/16 in.)

2. Rotate bushing (A) and install cap screw (B).

Replace Bushing

1. Remove cap screw and washer (C).

2. Remove tension cylinder and washer from pin.

3. Remove cap screw (B) and bushing (A).

4. Install new bushing. Fasten with cap screw (B).

5. Install washer and cylinder onto pin.

6. Install cap screw and washer (C). Tighten to specifications.

Specification

Tension Cylinder-to-Force -Torque 140 N·m (105 lb.-ft.)

E54758


A-Bushing
B-Cap Screw
C-Cap Screw and Washer

PP98408,000023A -19-23SEP09-1/1