2009/06/29 An Improved Adjustable Armrest Is Now Available {7307} Caterpillar

An Improved Adjustable Armrest Is Now Available {7307}

2009/06/29 [SEPD0998]

2009/06/29 Correction to Specifications , "Lockup Clutch and Solenoid Valve (Torque Converter)" {3124, 5479}

2009/06/29 Improvements to the Lines Group for the Lift Cylinder on 938H and IT38H Machines {5057, 5102}

OPERATOR STATION

SEAT GP

2009/06/29 An Improved Adjustable Armrest Is Now Available {7307}

Track-Type Tractor:
D6GSeries 2 (S/N: C6G1000-UP; P6G1000-UP; C6X1-UP)
D7GSeries 2 (S/N: 7MB5000-UP; C7G1000-UP)

Description of Change:

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Personal injury can result from flame cutting or welding on painted areas.
The effect of gasses from burned paint is a hazard to the person doing the cutting or welding.

Do not flame cut or weld on painted areas.

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Personal injury or death can result from fumes, gases and ultraviolet rays from the weld arc.
Welding can cause fumes, burn skin and produce ultraviolet rays.
Keep your head out of the fumes. Use ventilation, exhaust at the arc, or both, to keep fumes and gases from your breathing area. Wear eye, ear and body protection before working.
Protect yourself and others; read and understand this warning. Fumes and gases can be dangerous to your health. Ultraviolet rays from the weld arc can injure eyes and burn skin. Electric shock can cause death.
Read and understand the manufacturer's instructions and your employer's safety practices. Do not touch live electrical parts.
See "American National Standard Z49.1, Safety in Welding and Cutting" published by the American Welding Society.
American Welding Society
2501 N.W. 7th Street
Miami, Florida 33125

See "OSHA Safety and Health Standards, 29 CFR 1910", available from U.S. Department of Labor.
U.S. Department of Labor
Washington, D.C. 20210

The D6G Series II XL Track-Type Tractors that are equipped with a 9C-4449 Seat Gp have the 9V-7446 Armrest As that could not be adjusted. This may make the operator feel uncomfortable when operating the hydraulic implement handle and transmission handle.

Adaptable To: The operator environment was designed for the D6G Series II and D7G Series II to cover the 95 percentage in standards. At the same time, the existing armrest could also not be adjusted. Some operators might feel uncomfortable when operating the steering clutches and blade implement levers. Install the adjustable armrest by using the parts that are found in the table below.

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Table 1
Required Parts
Item	Part Number	Description	Qty
1	203-3977	Lever	2
2	333-2225	Bracket	1
3	333-2226	Bracket	1
4	333-2229	Spacer	2
5	333-2230	Washer	2
6	7X-7729	Washer	2
7	8T-3490	Weld Nut	2
8	8T-4136	Bolt	2
9	8T-3597	Weld Nut	2

Installation Procedure

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Illustration 1	g01947660

Disassemble two bolts (A) and remove the bracket. Remove two armrest (B) from both sides of the seat.

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Illustration 2	g01947675
View of the seat that has the armrest removed

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Illustration 3	g01947679

Remove the 9V-7447 Pad As (C) from armrest (B). Remove the 5S-7383 Bolt (D), 2K-4973 Locknut (E) and two 8Y-6277 Spacers (F). Retain the parts that were removed for use at a later time.

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Illustration 4	g01947691
(G) The dimension for the D6G Series II is 463.5 mm (18.25 inch). (G) The dimension for the D7G Series II is 464 mm (18.27 inch). (H) The dimension for the D6G Series II is 112.5 mm (4.43 inch). (H) The dimension for the D7G Series II is 125.5 mm (4.94 inch). (J) The dimension for the D6G Series II is 237.5 mm (9.35 inch). (J) The dimension for the D7G Series II is 257.5 mm (10.14 inch).

Drill two holes on the seat support on both sides with a diameter of 16.75 mm (0.66 inch).

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Illustration 5	g01947818
View of the holes (K) that were drilled in Step 3

Note: The range of adjustment for both models from lowest point to the highest point is 100 mm (3.94 inch).

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Illustration 6	g01947830

Weld two 8T-3490 Weld Nuts (7) at the inner side of the seat support in the holes that were drilled in Step 3. Weld the weld nuts on both sides.

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Illustration 7	g01947986

Assemble the armrest and the bracket on the seat support.
Note: The 333-2225 Bracket (2) is for the right hand side. The 333-2226 Bracket (3) is for the left hand side.

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Illustration 8	g01948017
View of the assembled armrest and bracket on the seat support

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Illustration 9	g01948048

Assemble the armrest on to the 333-2225 Bracket (right hand side) and the 333-2226 Bracket (left hand side) by using the parts that were retained from Step 3.