Replacing Split-Tension Bushings

1. Remove nut and 1/2 x 5 in. bolt (A). Retain hardware.

2. Remove 7/8 x 18-1/2 in. tool (B), flanged washer (D), and nut (E) from Operator's Manual holder plate (C).


A-Bolt, 1/2 x 5 in.
B-Tool, 7/8 x 18-1/2 in.
C-Operator's Manual Holder Plate
D-Flanged Washer
E-Nut

N70708

OUO6050,00004C7 -19-26JUL05-1/5

3. Insert tool (A) with flanged washer (B) and nut (E) directly through middle of standard tension spring (C), aligning bolt hole at bottom end of tool with bottom hole in standard spring plate.

4. Retain tool to bottom end of tension spring plate using 1/2 x 5 in. bolt (D) and nut removed from Operator's Manual holder plate.

causym CAUTION: Spring (C) is strongly compressed. Loosening or removing spring without using tool can cause serious injury to self or others. Do NOT attempt to loosen or remove spring without using proper spring compression tool provided with machine.

NOTE: To keep nut (E) turning freely, lubricate threads periodically while using this tool.

5. Compress spring (C) by turning nut (E) clockwise until tension is off pivot bolt (F).

6. Remove pivot bolt.

7. Remove chrome bushing (not shown).

N55329


A-Tool
B-Flanged Washer
C-Spring
D-Bolt, 1/2 x 5 in.
E-Nut
F-Pivot Bolt

OUO6050,00004C7 -19-26JUL05-2/5

8. Drive out old split-tension bushing (A) with 22 mm (7/8 in.) round stock (B).


A-Split-tension Bushing
B-Round Stock, 22 mm (7/8 in.)

N52319

OUO6050,00004C7 -19-26JUL05-3/5

IMPORTANT: Avoid unnecessary bushing wear. Install bushing split (A) as shown.

Bushing must not protrude from either side of shank.

9. Install new split-tension bushing (A) with 22 mm (7/8 in.) round stock.

10. Install chrome bushing (not shown).


A-Bushing Split Location

N52320

OUO6050,00004C7 -19-26JUL05-4/5

11. Install new pivot bolt (E) and nut.

IMPORTANT: Ensure tip of spring-end (G) on bottom is centered in cast pocket.

12. Turn nut (D) counterclockwise to loosen spring (C) until pressure is against pivot bolt.

13. Remove bolt and nut (B).

14. Remove tool (A), with nut (D) and flanged washer (F). Return tool to holder when done.

15. Tighten pivot bolt (E) to specification.

Specification

Pivot Bolt -Torque 271 N·m (200 lb-ft)


A-Tool
B-Bolt and Nut
C-Spring
D-Nut
E-Pivot Bolt
F-Flanged Washer
G-Spring End

N55330
N58620

OUO6050,00004C7 -19-26JUL05-5/5