PRODUCT SUPPORT PROGRAM FOR REWORKING THE OPTIONAL SMMS NEUTRAL SWITCH CIRCUIT ON CERTAIN C32 MARINE ENGINES PROPULSION ENGINES
Usage:
REBE6682-00
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23Nov2010 |
U-473
A-387
D-415
O-414
TM-27
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Before/After | PRODUCT SUPPORT PROGRAM FOR REWORKING THE OPTIONAL SMMS NEUTRAL SWITCH CIRCUIT ON CERTAIN C32 MARINE ENGINES PROPULSION ENGINES |
|
1450 1408 1453 | PS43193 |
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NOTE: | This Program must be administered either before or after failure. In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS43193" as the Part Number and "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and "T" as the SIMS Description code. If administered after failure, use "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code. |
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NOTE: | The information supplied in this service letter may not be valid after the termination date of this program. Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst. |
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TERMINATION DATE |
30Nov2012 |
PROBLEM
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The existing wiring harness does not allow for the functionality of the optional transmission neutral switch feature to be utilized on certain C32 Marine Propulsion engines. If the existing harness is connected to a transmission it will not allow the ECM to detect transmission gear engagement prior to start. This letter is not applicable to an engine that is not connected to a transmission. |
AFFECTED PRODUCT
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Model | Identification Number |
C32 | RND00100-00103, 123-124, 165-166, 180, 192, 194, 203, 208, 219, 225, 229, 235, 264, 270-271, 276-277, 280-283, 298-301, 309-312, 327, 330 RNR00100, 107, 113 RNY00112, 114, 128, 133, 135, 140, 166, 175-176, 179, 184-187, 203, 217, 219, 221-222, 231, 243, 246, 248-249, 251, 254-255, 257-258, 260-262, 264, 269, 276, 279-280, 282, 285, 289-291, 294, 296, 299, 305, 309, 314-318, 324, 328-331, 347, 355-357, 360-367, 369-370, 375, 379, 381, 387-388, 390-392, 398, 401, 403, 405, 409, 411-412, 414-415, 421, 424-425, 429, 432-433, 443-450, 453-454, 457, 461, 463, 465, 468, 470, 474-479, 483, 485-488, 495-497, 499-501, 504-505, 507, 509, 511-513, 516, 518-520, 524-526, 529-531, 533, 535-539, 541-542, 544-549, 551-554, 556-559, 561, 564, 566-571, 573, 576-578, 580-586, 588, 590-596, 598-602, 604, 613, 616, 618-619, 621, 624, 626-629, 631-633, 635-636, 639-651, 654-655, 657-660, 663, 668, 673, 675, 678-681, 683-687, 690, 697-723, 726-727, 729-730, 732-735, 737, 740-750, 753, 755-762, 764-771, 773-782, 784, 786-787 RNZ00102, 107-112, 114, 116, 118-121, 123-128, 130-134, 137-140, 142-149, 151, 153-158, 163, 165-167, 171, 174, 177-178, 180, 183-184, 186, 189, 192-193, 201-204, 209-215, 220, 225-227, 229, 233-235, 237-239, 241-243, 245-248, 252-253, 255-259, 261, 263-270, 273-274, 276-290, 292-294, 296-304, 306, 308-337, 339-344, 346-359 |
PARTS NEEDED
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Qty |
Part Number | Description |
1 | 4C6387 | TUBING-HT SHRINK |
1 | 4C6395 | CONNECTOR-ELECTR |
1 | 9X3402 | SOCKET-CONNECTOR |
31 | 1124550 | SLEEVE (BULK) (31 CM) |
1 | WIRE | 16 GUAGE WIRE (1 FT - PINK) |
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 7% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer. |
ACTION REQUIRED
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Refer to the attached Rework Procedure. |
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SERVICE CLAIM ALLOWANCES
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0-36 mo |
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NOTE: This is a 1.0-hour job | ||||||
No travel is permitted. This repair is to be performed before or during vessel commissioning sea trial on propulsion engines that require a neutral switch with the vessel's transmission. A $10 Miscellaneous charge is allowed for a 1 foot length of pink 16 gauge wire. |
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PARTS DISPOSITION
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Handle the parts in accordance with your Warranty Bulletin on warranty parts handling. |
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This procedure is for re-purposing an existing circuit to allow for the functionality of the neutral switch on engines that need that optional function when connected to a transmission. Refer to Image 1.3.1 for reference. Step 1: Remove the X995 circuit installed in Pin 19 on the J2 120 Pin Connector at the ECM, see schematic KENR5897. The 151-6320 red pin extraction tool is recommended to aid in the removal of this wire shown in Image 1.1.2. See Image 1.1.1 for pin numbering for the J2 120 Pin Connector. Note: Connector numbers are oriented to the same orientation as the ECM in the image. |
Image1.1.1 |
Image1.1.2 |
Step 2: Cut the pin off of the end of the X995 circuit and apply 4C-6387 heat shrink to the end of the X995 circuit to terminate this connection. Step 3: Remove E722 circuit installed in Pin 60 on the J1 70 Pin Connector at the ECM. The 151-6320 red pin extraction tool is recommended to aid in the removal of this wire shown in Image 1.1.2. |
Step 4: Install the 1 foot length of pink 16 gauge wire to the E722 wire with 4C-6395 heat shrink to allow E722 circuit to connect to the J2 120 Pin Connector. Step 5: Heat shrink the ends of the 4C-6395 connector to seal it and mark the circuit with E722. Step 6: Install the 9X-3402 pin on the end of the E722 wire. Step 6: Install the 31 cm of the 122-4550 sleeve onto the new 1 foot section of wire. Step 7: Install the E722 in Pin 19 on the J2 120 Pin Connector at the ECM. Step 8: Remove the E722 circuit from the 70 Pin Customer Connector (on engine male plug) and relocate to Pin 41. Step 9: The transmissions neutral detection circuit must be connected to Pin 41 and Pin 42 on the 70 Pin Customer Connector (on engine male plug) through the vessels connecting harness. |
Image1.3.1 |
Caterpillar Information System:
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