AccuGrade Remote Switch Installation{7220, 7332, 7451} Caterpillar

Motor Grader:

140M (S/N: B9G1-UP; B9D1-UP; B9M1-UP; D9G1-UP)

120M (S/N: B9C1-UP; B9N1-UP; B9W1-UP; D9W1-UP)

12M (S/N: B9F1-UP; B9R1-UP)

160M (S/N: B9E1-UP; B9L1-UP; B9T1-UP)

14M (S/N: B9J1-UP)

160M (S/N: D9T1-UP)

16M (S/N: B9H1-UP)

Introduction

This Special Instruction provides information in order to update the AccuGrade system on Motor Graders.

Important Safety Information

Work safely. Most accidents that involve product operation, maintenance, and repair are caused by failure to observe basic safety rules or precautions. An accident can often be avoided by recognizing potentially hazardous situations before an accident occurs.

A person must be alert to potential hazards. This person should also have the necessary training, skills, and tools in order to perform these functions properly.

Safety precautions and warnings are provided in this instruction and on the product. If these hazard warnings are not heeded, bodily injury or death could occur to you or to other persons. Caterpillar cannot anticipate every possible circumstance that might involve a potential hazard.

Therefore, the warnings in this publication and the warnings that are on the product are not all inclusive. If a tool, a procedure, a work method or operating technique that is not specifically recommended by Caterpillar is used, you must ensure that it is safe for you and for other people to use.

You should ensure that the product will not be damaged or the product will be made unsafe by the operation, lubrication, maintenance or the repair procedures that are used.

Required Parts

Refer to Table 1 for a list of the required parts.

Note: In order to install the 307-0155 Grade Control Gp , the 314-3323 Control Panel Gp and 283-7960 Power Supply Gp need to have been installed previously.

Installation of the 319-1617 Control Panel Gp

1. Remove the covers on the left armrest and the right armrest.

2. Disconnect the electrical connectors on the wire harness. Remove the wire harness from the machine.

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Illustration 1	g01729414

3. Install the 311-4911 Switch Harness As in the right armrest. Connect the harness to the machine harness.

   Refer to Illustration 1.

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Illustration 2	g01729413

4. Install the 321-9712 Panel Harness As in the left armrest. Connect the harness to the machine harness.

   Refer to Illustration 2.

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Illustration 3	g01729415

5. Mount one 302-9088 Bracket As (1) to the left armrest. Use two 9X-2042 Screws (2) in order to attach the bracket to the armrest.

   Refer to Illustration 3.

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Illustration 4	g01729417

6. Mount one 302-9088 Bracket As (1) to the right armrest. Use two 9X-2042 Screws (2) in order to attach the bracket to the armrest.

   Refer to Illustration 4.

7. Install the 251-2247 Grommets (3) onto the 302-9088 Bracket Assemblies (1) .

   Refer to Illustration 3 and 4.

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Illustration 5	g01729454

8. Install the 253-1789 Push Button Switches (4) onto the 307-0150 Bracket Assemblies (5) .

   Refer to Illustration 5.

9. Push the wire harness from the 253-1789 Push Button Switches through the 251-2247 Grommets . Connect the electrical connectors.

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Illustration 6	g01729455

10. Install the 307-0150 Bracket Assemblies . Use three 3E-9873 Screws on each side in order to attach the bracket.

    Refer to Illustration 6.

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Illustration 7	g01729456

11. Place the 306-9214 Film on the left side 307-0150 Bracket As .

    Refer to Illustration 7.

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Illustration 8	g01729458

12. Place the 306-9215 Film on the right side 307-0150 Bracket As .

    Refer to Illustration 8.

13. Install the covers that were removed.

    Installation is complete. Verify the operation of the switches.

Installation of the 322-3834 Control Panel Gp

1. Remove the covers on the left armrest and the right armrest.

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Illustration 9	g01730065

2. Install the 321-6706 Panel Harness As . Route the harness. .

   Refer to Illustration 9.

3. Install two 4P-7581 Clips behind the seat. Attach the harness to the clips with the 3S-2093 Cable Straps .

   Refer to Illustration 9.

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Illustration 10	g01729415

4. Mount one 302-9088 Bracket As (1) to the left armrest. Use two 9X-2042 Screws (2) in order to attach the bracket to the armrest.

   Refer to Illustration 10.

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Illustration 11	g01729417

5. Mount one 302-9088 Bracket As (1) to the right armrest. Use two 9X-2042 Screws (2) in order to attach the bracket to the armrest.

   Refer to Illustration 11.

6. Install the 251-2247 Grommets (3) onto the 302-9088 Bracket Assemblies (1) .

   Refer to Illustration 10 and 11.

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Illustration 12	g01729454

7. Install the 253-1789 Push Button Switches (4) onto the 307-0150 Bracket Assemblies (5) .

   Refer to Illustration 12.

8. Push the wire harness from the 253-1789 Push Button Switches through the 251-2247 Grommets . Connect the electrical connectors.

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Illustration 13	g01729455

9. Install the 307-0150 Bracket Assemblies . Use three 3E-9873 Screws on each side in order to attach the bracket.

   Refer to Illustration 13.

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Illustration 14	g01729456

10. Place the 306-9214 Film on the left side 307-0150 Bracket As .

    Refer to Illustration 14.

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Illustration 15	g01729458

11. Place the 306-9215 Film on the right side 307-0150 Bracket As .

    Refer to Illustration 15.

12. Install the covers that were removed.

    Installation is complete. Verify the operation of the switches.