OMN300488: 2410 Chisel Plow(N02410X006000- ), Block File: OUO6050_000045E_19

Replacing Split-tension Bushings

1. Remove nut and bolt (A) and retain.

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

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

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3. Insert 7/8 x 18-1/2 in. 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 bolt and nut (D) removed from operator's manual holder plate.

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

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 (F).

7. Remove chrome bushing (not shown).

A-Tool, 7/8 x 18-1/2 in.
B-Flanged Washer
C-Spring
D-Bolt and Nut, 1/2 x 5 in.
E-Nut, 7/8 in.
F-Pivot Bolt

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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.)

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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

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11. Install pivot bolt and nut (E).

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 (E).

13. Remove bolt and nut (B).

14. Remove 7/8 x 18-1/2 in. tool (A), with nut (D) and flanged washer (F). Return tool to holder when done.

15. Tighten 3/4 in. pivot bolt nut (H) to specification.

Specification

3/4 in. Pivot Bolt Nut -Torque

712 N·m

(525 lb-ft)

A-Tool, 7/8 x 18-1/2 in.
B-Bolt and Nut, 1/2 x 5 in.
C-Spring
D-Nut, 7/8 in.
E-Pivot Bolt
F-Flanged Washer
G-Spring Tip
H-Nut, 3/4 in.

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