- Motor Grader
- 12M (S/N: B921-UP)
- 12M Series 2 (S/N: F9B1-UP; F9M1-UP; R9P1-UP; R9S1-UP)
- 12M Series 3 (S/N: N9B1-UP; N9F1-UP; N9P1-UP; N9R1-UP)
- 140 (S/N: EB21-UP; EB31-UP; B541-UP; ENF1-UP; ENH1-UP)
- 140M (S/N: B9D1-UP; B9G1-UP; D9G1-UP; B9M1-UP)
- 140M Series 2 (S/N: M9D1-UP; R9G1-UP; M9J1-UP; R9M1-UP)
- 140M Series 3 (S/N: N9D1-UP; N9G1-UP; N9J1-UP; N9M1-UP)
- 150 (S/N: EB41-UP; B551-UP; EB51-UP; B561-UP; ENJ1-UP; ENK1-UP)
- 160 (S/N: EB61-UP; B571-UP; EB71-UP; B591-UP; ENL1-UP; ENM1-UP)
- 160M (S/N: B9E1-UP; B9L1-UP; B9T1-UP; D9T1-UP)
- 160M Series 2 (S/N: M9E1-UP; M9K1-UP; R9L1-UP; R9T1-UP)
- 160M Series 3 (S/N: N9E1-UP; N9K1-UP; N9L1-UP; N9T1-UP)
- 12M Series 2 (S/N: F9B1-UP; F9M1-UP; R9P1-UP; R9S1-UP)
Reference: Specifications, SENR3130, "Torque Specifications".
Description Of Change: The new air compressor group provides on field air pressure for inflating tires and other activities.
Adaptable To: The following changes are now available for the products within the listed serial numbers.
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Do not operate or work on this product unless you have read and understood the instruction and warnings in the relevant Operation and Maintenance Manuals and relevant service literature. Failure to follow the instructions or heed the warnings could result in injury or death. Proper care is your responsibility. |
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To avoid personal injury, always wear eye and face protection when using pressurized air. |
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Access to this service point may require climbing on the equipment. Slipping or falling while climbing on the equipment could result in personal injury or death. Refer to the Operation and Maintenance Manual, Mounting and Dismounting topic for safety information. |
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Do not operate the machine if any guards or covers are missing or inadequately secured. Personnel could be seriously injured or machine damage may occur. |
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When removing a major component or attachment, ensure that it is properly blocked or secured before removing mounting hardware. An assembly that is disconnected without proper blocking may shift or fall, resulting in serious injury or death of personnel or machine damage. |
| Required Parts | |||
|---|---|---|---|
| Item | Qty | Part Number | Part Name |
| 1 | 1 | Air Compressor Gp | |
| - | 1 | Cable Terminal | |
| - | 3 | Cable Terminal | |
| - | 1(1) | Cable | |
| - | 1(2) | Cable | |
| - | 1 | Bolt | |
| - | 1 | Hard Washer | |
| - | 5 | Bolt | |
| - | 9 | Hard Washer | |
| - | 1 | Auxiliary Start Receptacle As | |
| - | 1 | Cover As | |
| - | 4 | Nut | |
| - | 1 | Film | |
| - | 1 | Auxiliary Start Receptacle As | |
| - | 2 | Tool Kit (WIRE SPLICE) | |
| (1) | |
| (2) | |
Note: The instructions given below show the air compressor group being installed on the left side of the machine. The compressor group may be installed in other machine locations as long as the compressor is secured to the machine.
Procedure
- Loosen the fasteners and remove the lid and the front panel from air compressor group. Save all the parts.
Note: If required, remove the side panel and back panel to connect harness on the air compressor group.
- Preassemble 1S-7252 Cable Terminal to one end of the 159-8050 Cable. Connect 030-1705 Cable Terminal to other end of the 159-8050 Cable.
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Illustration 1 g06612508 592-2793 Air Compressor Gp - Connect the end of 159-8050 Cable with 030-1705 Cable Terminal, to the ground point connection of air compressor (1) using the existing hardware.
Refer to Illustration 1.
- Connect the other end of 159-8050 Cable with 1S-7252 Cable Terminal to 342-9671 Auxiliary Start Receptacle As using 8T-4136 Bolt and 8T-4121 Hard Washer.
- Preassemble 030-1705 Cable Terminals to each end of 159-8049 Cable.
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Illustration 2 g06612512 592-2793 Air Compressor Gp - Connect one end of 159-8049 Cable to the relay of air compressor group. Secure the cable using the existing hardware.
Refer to Illustration 2.
- Connect the other end of the 159-8049 Cable to the 342-9671 Auxiliary Start Receptacle As using 6V-3940 Bolt and 5P-4116 Hard Washer.
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Illustration 3 g06612516 592-2793 Air Compressor Gp - Install and secure air compressor group (1) on the tandem wheel cover using the existing fasteners. Refer to Illustration 3.
Note: Use a suitable lifting device to place the air compressor on the machine.
- Inspect the oil level on air compressor group (1). If oil is required, use mineral base non-detergent compressor oil to fill the air compressor group (1).
- Ensure that the belt of air compressor group (1) has 1/4 to 3/8 inch movement when applying pressure directly to the belt.
Note: To adjust the tension, loosen the four nuts on the support rods of the air compressor group. Move the upper or lower nuts until the proper tension is achieved and tighten the nuts as required.
- Install the appropriate quick couplers on the air compressor group.
Note: If removed, install side panel and back panel on the air compressor group.
- Install the 342-9671 Auxiliary Start Receptacle As and 8S-2634 Cover As to the side panel of air compressor group (1).
Secure the parts using 6V-3940 Bolts, four 5C-7261 Nuts, and eight 5P-4116 Hard Washers.
- Install the front panel and the lid to air compressor group using the screws that were saved in Step 1.
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Illustration 4 g06612520 Typical Example - Install 57-0244 film on the front panel of air compressor.
Note: 6V-3017 Tool Kit (WIRE SPLICE) is used to shorten the length of 9S-3664 Auxiliary Start Receptacle As harness, if required.
Note: 9S-3664 Auxiliary Start Receptacle As is used to connect the air compressor group to the jump-start receptacle of the machine.