FSB-413-001
Service Bulletin Details
Public Details for: FSB-413-001
Mack trucks: the air assisted clutch cable on some vehicles may fray at the clevis. *js
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Models from 2010
| 2010 MACK CHU |
| 2010 MACK CXU |
| 2010 MACK GU |
Models from 2009
| 2009 MACK CHU |
| 2009 MACK CXU |
| 2009 MACK GU |
Models from 2008
| 2008 MACK CHU |
| 2008 MACK CXU |
| 2008 MACK GU |
Models from 2007
| 2007 MACK CHU |
| 2007 MACK CXU |
| 2007 MACK GU |
Models from 2006
| 2006 MACK CHU |
| 2006 MACK CXU |
| 2006 MACK GU |
Field Service Bulletin Trucks Mack Trucks, Inc. Greensboro, NC USA Date Group No. Release Page 6.2013 413 001 01 1(10) SB-10052369-8712 Clutch Cable, Air Assist CHU, CXU, GU FSB 413-001, Clutch Cable, Air Assist (June 2013) Some Mack conventional cab trucks equipped with air assisted clutch cable part number 21088848 may experience fraying of the clutch cable at the clevis where it attaches to the clutch pedal linkage. A new clutch cable (part number 22175475) was designed to increase durability of the clutch cable and to prevent cable fraying at the clevis. Note: This bulletin does not apply to MACK Trucks Australia. Required Parts W4082280 Clutch Cable Control Assembly Item Description Part Number Qty 1 Clutch Cable Control Assembly 22175475 1 PV729-FSB413-001_M USA60130 Mack Trucks, Inc. Field Service Bulletin Date 6.2013 Group No. Release 413 001 01 Note: Information is subject to change without notice. Illustrations are used for reference only and may differ slightly from the actual vehicle being serviced. However, key components addressed in this information are represented as accurately as possible. Procedure You must read and understand the precautions and guidelines in Service Information, function group 40, "General Safety Practices, Transmission" before performing this procedure. If you are not properly trained and certified in this procedure, ask your supervisor for training before you perform it. DANGER Do not attempt to repair or service this vehicle without having sufficient training, the correct service literature and the proper tools. Failure to follow this could make the vehicle unsafe and lead to serious personal injury or death. 1 Secure the vehicle for service by parking it on a flat level surface, applying the parking brake, chocking the rear wheels, and placing the transmission in neutral or park. 2 Disconnect all battery cables from the negative (ground) battery terminals to prevent personal injury from electrical shock and prevent damage to electrical components. 3 Unlatch and raise hood. 4 Remove the steering column cover and lower dash panel to access clutch cable clevis. W4082281 Page 2(10) Mack Trucks, Inc. Field Service Bulletin Date 6.2013 Group No. Release 413 001 01 5 Remove the clevis pin from clutch cable at pedal. W4082282 6 Remove the fasteners securing the cable housing to bulkhead. W4082283 Page 3(10) Mack Trucks, Inc. Field Service Bulletin Date 6.2013 Group No. Release 413 001 01 7 Remove cable ties and clamps as needed. W4082284 8 Using air line release tool J-44773, disconnect the air lines to the clutch actuator. Note: Note the orientation of the air lines to the clutch actuator. W4082285 Page 4(10) Mack Trucks, Inc. Field Service Bulletin Date 6.2013 Group No. Release 413 001 01 9 Remove the fastener securing the clutch actuator to the clutch lever. W4082286 10 Remove the cable from the engine mounted bracket. W4082287 Page 5(10) Mack Trucks, Inc. Field Service Bulletin Date 6.2013 Group No. Release 413 001 01 11 Remove the existing clutch cable and actuator. 12 Position the replacement clutch cable and actuator. 13 Loosely install the replacement clutch cable into engine mounted bracket. Note: Do not tighten nuts securing the replacement clutch cable to engine mounted bracket at this time. W4082287 14 Install the fastener (with spacer) securing the clutch actuator to the clutch lever. 15 Tighten fastener to 24 ± 4 Nm (18 ± 3 ft-lb). W4082286 Page 6(10) Mack Trucks, Inc. Field Service Bulletin Date 6.2013 Group No. Release 413 001 01 16 Connect the air lines to the clutch actuator. W4082285 17 Install the clutch cable housing to the bulkhead. 18 Tighten fasteners to 24 ± 4 Nm (18 ± 3 ft-lb). W4082283 Page 7(10) Mack Trucks, Inc. Field Service Bulletin Date 6.2013 Group No. Release 413 001 01 19 Tighten nuts securing the clutch cable to the engine mounted bracket. W4082287 20 Install cable ties and clamps securing the clutch cable. W4082284 Page 8(10) Mack Trucks, Inc. Field Service Bulletin Date 6.2013 Group No. Release 413 001 01 21 Install the clevis pin into clutch cable at pedal. W4082282 22 Install the lower dash panel and steering column cover. W4082281 23 Close and latch the hood. 24 Reconnect all previously removed cable to the negative (ground) battery terminals. 25 Start engine, check for proper operation of the clutch, and check for Air leaks. Note: Adjust clutch If necessary (This is a separate operation). 26 Remove wheel chocks. Page 9(10) Mack Trucks, Inc. Field Service Bulletin Date 6.2013 Group No. Release 413 001 01 Reimbursement This repair may be eligible for reimbursement if a product failure was experienced within time and mileage limits of the applicable Warranty coverage. Reimbursement is obtained via the normal claim handling process. Claim Type (used only when uploading from the Dealer Bus. Sys.) 01 Labor Code Primary Labor Code 3134A-01-80 0.6 hrs. Causal Part 21088848 MACK Trucks North America engages in a continuous program of testing and evaluating to provide the best possible product. MACK Trucks North America, however, is not committed to, or liable for updating existing chassis. Page 10(10)