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February 21, 2019 NHTSA CAMPAIGN NUMBER: 19V107000
Incorrect Air Tank Capacity/FMVSS 121 Air Brakes
The undersized air brake supply reservoir may provide an insufficient air supply to properly operate the brakes during repetitive brake applications, reducing braking performance and increasing the risk of a crash.
NHTSA Campaign Number: 19V107
Manufacturer Mack Trucks, Inc.
Components SERVICE BRAKES, AIR
Potential Number of Units Affected 9
Summary
Mack Trucks Inc. (Mack) is recalling one 2014 Pinnacle (CXU) vehicle and certain 2018-2019 Mack Anthem (AN) vehicles equipped with air brake supply tanks that have an air volume amount ranging from 70% to 96% of the amount required by the regulation. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 121, “Air Brake Systems.”
Remedy
Mack will notify owners and dealers will add an air tank to the affected vehicles, free of charge. The recall began April 10, 2019. Owners may contact Mack customer service at 1-800-866-1177. Mack’s number for this recall is SC0417.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Date
04.2019
Number
SC0417
Release
01
Air Tank, Installation
CXU, AN
SAFETY RECALL INFORMATION:
(April 2019)
Certain Mack CXU and AN trucks built from 01/16/2013 through 08/31/2018 were manufactured with inadequate air tank capacity for certain air system configurations. The installation of new air tanks and small modifications to the air tank configurations will correct the tank capacity inadequacies. Follow the installation instructions outlined in this Safety Recall.
Mack Trucks has received no reports of personal injury as a result of this condition. Therefore, Mack considers this as a proactive measure to protect the public and Mack’s customers from the potential risk associated with this defect.
VEHICLES AFFECTED:
Certain Mack CXU, AN model trucks manufactured from 01/16/2013 through 08/31/2018.
VEHICLE IDENTIFICATION NUMBERS (VIN):
The number of vehicles affected by this recall is 9 (9 USA).
REQUIRED PARTS:
See the parts tables in the Tank Parts List section of this safety recall for each tank configuration’s parts list.
NOTE: For any assistance concerning air tank installation (please include the recall # SC0417 to ensure proper support), submit an e-Service case to Mack tech support.
VIN LIST with REPAIR and PARTS LIST REFERENCE TABLE
- Using the table below, find the VIN of the truck associated with this Safety Recall.
- Note the repair procedure number and parts list number referenced.
- Using the noted repair procedure number and parts list number, follow the appropriate installation procedures outlined in this Safety Recall.
| VIN List And Reference Table | ||
| Item # | Vehicle Identification Number | Repair Scenario |
| 1 | 1M1AN2EY1KM001248 | 1 |
| 2 | 1M1AW22Y6EM042285 | 2 |
| 3 | 1M1AN2EY2JM001015 | 3 |
| 4 | 1M1AN2EY3KM001249 | 3 |
| 5 | 1M1AN2EYXKM001250 | 3 |
| 6 | 1M1AN2EY1KM001251 | 3 |
| 7 | 1M1AN2EY3KM001252 | 3 |
| 8 | 1M1AN2EY5KM001253 | 3 |
| 9 | 1M1AN2EY7KM001254 | 3 |
REPAIR SCENARIOS
REPAIR SCENARIO 1:
Install 56.5L Air Tank
REPAIR SCENARIO 2:
Install 34.3L Air Tank
REPAIR SCENARIO 3:
Install18L Air Tank
TANK PARTS LISTS:
56.5 L Air Tank Parts List
| Repair Scenario 1 – Air Tank Parts List (56.5 L) | |||
| Item | Part Number | Description | Qty |
| 1 | 22945325 | AIR TANK, STEEL, 305 DIA (56.5L) | 1 |
| 2 | 25498538 | BRACKET, AIR TANK | 2 |
| 3 | 25037186 | U-BOLT | 3 |
| 4 | 25088509 | FLANGE SCREW, | 4 |
| 5 | 25089088 | WASHER, 17.5*29*3.2 | 5 |
| 6 | 25173377 | NUT RETAINER, HEX, 5/8” UNF | 6 |
| 7 | 20999385 | ELBOW NIPPLE, 15,9*M22X1,5 34 Nm (25 ft-lb) | 7 |
| 8 | 20999390 | ELBOW NIPPLE, 12,7*M22X1,5 34 Nm (25 ft-lb) | 8 |
| 9 | 20999384 | ELBOW NIPPLE, 9,5*M16X1,5 30 Nm (22 ft-lb) | 9 |
| 10 | 20999388 | ELBOW NIPPLE, 19,2 X M22*1,5, 34 Nm (25 ft-lb) | 10 |
| 11 | 22723969 | VALVE, PRESSURE RELEIF VALVE 20 ± 3 Nm (14 ± 2 ft-lb) | 11 |
| 12 | 3082874 | PLUG, 1/4NPTF*11,7 20 ± 3 Nm (14 ± 2 ft-lb) | 12 |
| 13 | 22609588 | DRAIN VALVE PLUS CABLE 20 ± 3 Nm (14 ± 2 ft-lb) | 13 |
| 14 | 20710984 | PLUG, CYL HEAD HEX SOCKET,22 34 Nm (25 ft-lb) | 14 |
| 15 | 3082876 | PLUG, 1/2″ NPTF*15,5, 3/8 45 ± 6 Nm (33 ± 1 ft-lb) | 15 |
| 16 | 25090637 | SPACER | 16 |
| 17 | 25086602 | WIRE | 17 |
| 18 | 20704747 | TAB WASHER, LOCK-.683 OD | 18 |
| 19 | 25095192 | HEXAGON NUT, | 19 |
34.3 L Air Tank Parts List
| Repair Scenario 2 – Air Tank Parts List (34.3 L) | |||
| Item | Part Number | Description | Qty |
| 1 | 22943115 | AIR TANK, STEEL, 240 DIA (34L) | 1 |
| 2 | 21245643 | BRACKET, AIR TANK | 2 |
| 3 | 21341043 | STRAP, | 2 |
| 4 | 984857 | FLANGE SCREW, M14*60 | 4 |
| 5 | 994522 | FLANGE LOCK NUT, M14*22.9 | 4 |
| 6 | 20999384 | ELBOW NIPPLE, 12,7 X M22*1,5 34 Nm (25 ft-lb) | 3 |
| 7 | 20710984 | PLUG, CYL HEAD HEX SOCKET 34 Nm (25 ft-lb) | 6 |
| 8 | 23038240 | DRAIN VALVE, PLUS CABLE 20 ± 3 Nm (14 ± 2 ft-lb) | 2 |
| 9 | 984853 | FLANGE SCREW, M14 | 1 |
| 10 | 992328 | FLANGE NUT, M14 | 1 |
| 11 | 969422 | SIX POINT SOCKET SCREW, M6 | 1 |
| 12 | 949278 | FLANGE LOCK NUT, M6 | 1 |
| 13 | 945462 | HOSE, 1/2 “ | 190 mm |
| 14 | 945462 | HOSE, 1/2 “ | 1895 mm |
| 15 | 991062 | PLUG, M16x1.5*9 30 Nm (22 ft-lb) | 1 |
| 16 | 20515114 | ELBOW NIPPLE, 12,7*M16*1,5 30 Nm (22 ft-lb) | 1 |
18 L Air Tank Parts List
| Repair Scenario 3 – Air Tank Parts List (18 L) | |||
| Item | Part Number | Description | Qty |
| 1 | 22943623 | AIR TANK, STEEL, 240 DIA (18L) | 1 |
| 2 | 22936011 | BRACKET, AIR TANK | 2 |
| 3 | 21341043 | STRAP, | 2 |
| 4 | 984857 | FLANGE SCREW, M14*60 | 4 |
| 5 | 994522 | FLANGE LOCK NUT, M14*22.9 | 4 |
| 6 | 991084 | SWIVEL, M22 34 Nm (25 ft-lb) | 2 |
| 7 | 991966 | ELBOW NIPPLE, 1/2 ” | 2 |
| 8 | 991063 | PLUG, M22 34 Nm (25 ft-lb) | 3 |
| 9 | 991062 | PLUG, M16 30 Nm (22 ft-lb) | 2 |
| 10 | 991061 | PLUG, M12 20 Nm (14 ft-lb) | 1 |
| 11 | 23061846 | DRAIN VALVE PLUS CABLE 20 Nm (14 ft-lb) | 1 |
| 11 | 23038227(ALT) | DRAIN VALVE PLUS CABLE 20 Nm (14 ft-lb) | 1 |
| 12 | 25090637 | SPACER | 1 |
| 13 | 25086602 | WIRE | 1 |
| 14 | 945462 | HOSE, 1/2 | 2850 mm |
| NOTE |
| Due to limited space within the frame of the truck, all parts used will require the technicians to select tank installation locations that do not interfere with existing components. |
DECOMMISSIONING THE TRUCK FOR INSTALLATION:
| NOTE |
| The Illustrations shown in this document are used for reference only and may differ slightly from the actual vehicle being serviced. However, the replacement procedure is represented as accurately as possible. |
- Secure the vehicle for service by parking on a flat and level surface, applying the parking brake, chocking the rear wheel, and placing the transmission in neutral.
- Disconnect the cable from the battery’s negative (ground) terminal.
AIR TANK (56.5 L) REPLACEMENT FOR TRUCK REPAIR SCRENARIO 1
- Drain the air system.
- Remove any catwalk panels.
- Drain and remove Left Fuel Tank.
- Remove existing 34L air tank and brackets.
- Locate, measure, and mark the appropriate location of the air tank brackets and mounting holes inside the frame. See the figure below for air tank routing and location.
- Drill the frame, 4 holes X 16.7 +.127 / – 0 mm (0.65 +.005 / – 0 in) Dia.
| Check the frame for air lines, wire harnesses, or other components before drilling. |
| NOTE |
| Minimum distance between any 2 holes is 50 mm (1.96 in)
Minimum distance from bottom of frame rail 43 mm (1.69 in) |
- Install the air tank mounting brackets (1) and fasteners (2).
- Tighten the fasteners to 175 ± 30 Nm (129 ± 22 ft-lb).
- Install the air tank fittings and plugs on the 56.5 L replacement air tank (part number 22945325).
| NOTE |
| See Repair Scenario 1, Air Tank Parts List (56.5 L) for fittings, plug part numbers, and installation references. |
| NOTE |
| Pipe fittings require an application of thread sealant during installation. Use thread sealant on pipe fittings only. |
| NOTE |
| O-ring fittings do not require an application thread sealant during installation. |
- Using hand tools, tighten the air tank fittings to specification as shown in the Repair Scenario 1 Air Tank Parts List (56.5 L).
- Position the air tank and u-bolts on the mounting brackets.
| NOTE |
| The tank drain should be within ± 5 degrees of the vertical position. |
- Using a torque wrench, tighten the air tank u-bolts to 40 ± 10 Nm (29 ± 2 ft-lb).
- Position and connect the air lines.
- Using cable ties, secure the air lines.
| NOTE |
| Air lines should be tied off every 457 mm (18 in). |
| NOTE |
| Ensure the air lines do not contact any moving parts or components. |
- Using new fasteners, re-install the fuel tank.
- Tighten the fuel tank strap fasteners to 54 ± 7 Nm (39 ± 5 ft-lb).
- Re-install the catwalk panels.
- Proceed to Commissioning the Truck for Operation
AIR TANK (34.3 L) INSTALLATION FOR TRUCK REPAIR SCENARIO 2
- Drain the air system.
- Remove any catwalk panels.
- Drain and remove Left Fuel Tank.
- Locate, measure, and mark the appropriate location of the air tank brackets and mounting holes inside the frame. See the figure below for air tank location and routing.
- Drill the frame, 4 holes X 15.5 +.127 / – 0 mm (0.61 +.005 / – 0 in) Dia.
| Check the frame for air lines, wire harnesses, or other components before drilling. |
| NOTE |
| Minimum distance between any 2 holes is 50 mm (1.96 in)
Minimum distance from bottom of frame rail 43 mm (1.69 in) |
- Install the air tank mounting brackets (1) and fasteners (2).
- Tighten the fasteners to 175 ± 30 Nm (129 ± 22 ft-lb).
- Install the air tank fittings and plugs on the 34.3 L additional air tank (part number 22943115).
| NOTE |
| See Repair Scenario 2, Air Tank Parts List (34.3 L) for fittings, plug part numbers, and installation references. |
| NOTE |
| Pipe fittings require an application of thread sealant during installation. Use thread sealant on pipe fittings only. |
| NOTE |
| O-ring fittings do not require an application thread sealant during installation. |
- Using hand tools, tighten the air tank fittings to specification as shown in the Repair Scenario 2, Air Tank Parts List (34.3 L).
- Remove plug from the primary air tank and install fitting (part number 20999384). See the figure for 34.3 L air tank parts list for primary air tank fitting location on page 4.
- Tighten the fitting to 34 Nm (25 ft-lb).
- Position the air tank and straps on the mounting brackets.
| NOTE |
| The tank drain should be within ± 5 degrees of the vertical position. |
- Using a torque wrench, tighten the air tank strap T-bolts to 10 ± 2.5 Nm (7 ± 1.8 ft-lb).
- Position and connect the air lines.
- Using cable ties, secure the air lines.
| NOTE |
| Air lines should be tied off every 457 mm (18 in). |
| NOTE |
| Ensure the air lines do not contact any moving parts or components. |
- Using new fasteners, re-install the fuel tank.
- Tighten the fuel tank strap fasteners to 54 ± 7 Nm (39 ± 5 ft-lb).
- Re-install the catwalk panels.
- Proceed to Commissioning the Truck for Operation
AIR TANK (18 L) INSTALLATION FOR TRUCK REPAIR SCENARIO 3
- Drain the air system.
- Locate, measure, and mark the appropriate location of the air tank brackets and mounting holes inside the frame. See the images below for air tank location and routing.
Repair Scenario 3, 18L Air Tank Location and Routing
Repair Scenario 3, 18L Air Tank Alternate Location and Routing
- Remove any existing hardware and brackets in the additional air tank location.
- Drill the frame, 4 holes X 15.5 +.127 / – 0 mm (0.61 +.005 / – 0 in) Dia.
| Check the frame for air lines, wire harnesses, or other components before drilling. |
| NOTE |
| Minimum distance between any 2 holes is 50 mm (1.96 in)
Minimum distance from bottom of frame rail 43 mm (1.69 in) |
- Install the air tank mounting brackets, fasteners, and spacer (part number 25090637) in the top right fastener.
- Tighten the fasteners to 175 ± 30 Nm (129 ± 22 ft-lb).
- Install the air tank fittings and plugs on the18 L additional air tank (part number 22943623).
| NOTE |
| See Repair Scenario 3, Air Tank Parts List (18 L) for fittings, plug part numbers, and installation references. |
| NOTE |
| Pipe fittings require an application of thread sealant during installation. Use thread sealant on pipe fittings only. |
| NOTE |
| O-ring fittings do not require an application thread sealant during installation. |
- Using hand tools, tighten the air tank fittings to specification as shown in the Repair Scenario 3, Air Tank Parts List (18 L).
- Remove plug from the primary air tank and install fitting (part number 991084).
| NOTE |
| See the figure for 18L air tank parts list for primary air tank fitting location on page 3. |
- Tighten the fitting to 34 Nm (25 ft-lb).
- Position the air tank and straps on the mounting brackets.
| NOTE |
| The tank drain should be within ± 5 degrees of the vertical position. |
- Using a torque wrench, tighten the air tank strap T-bolts to 10 ± 2.5 Nm (7 ± 1.8 ft-lb).
- Position and connect the air lines.
- Using cable ties, secure the air lines.
| NOTE |
| Air lines should be tied off every 457 mm (18 in). |
| NOTE |
| Ensure the air lines do not contact any moving parts or components. |
- Proceed to Commissioning the Truck for Operation
COMMISSIONING THE TRUCK FOR OPERATION:
- Connect the battery cable to the negative (ground) terminal.
- Start the truck, check the operation of the air brakes and check for air leaks.
| NOTE |
| Run the engine until the correct pressure for the air brake system is obtained. |
- Remove the wheel chocks.
REIMBURSEMENT:
| This repair is covered by an authorized Safety Recall campaign. Reimbursement is obtained through the normal claim handling process. | |
| UCHP Reimbursement | |
| Claim Type (Used when uploading from the Dealer business System) | 40 |
| Recall Status | |
| Vehicle repaired per instructions | |
| Labor Code | |
| Primary Labor Code (Air Tank, Installation) 56.5 L | 5621-19-09-01
4.0 hrs |
| Labor Code (Air Tank, Installation) 34.3 L | 5621-19-09-01
3.5 hrs |
| Labor Code (Air Tank, Installation) 18 L | 5621-19-09-01
2.0 hrs |
| Causal Part | 21113706, 21254708 |
| Authorization Number | C6604 |
Dealers are to perform Safety Recall Campaigns on all subject vehicles at no charge to the vehicle owner regardless of mileage, age of vehicle or ownership (original purchaser or subsequent purchasers). Whenever vehicles are subject to a safety recall are brought to your dealership for service, or taken into your dealership vehicle inventory, it is strongly recommended that every effort be made to perform the recall correction before the vehicle is sold or released to the owner.
IMPORTANT SAFETY RECALL SC0417
NHTSA RECALL # 19V-107
DEAR MACK TRUCK OWNER:
This notice is sent to you in accordance with the requirements of the National Traffic and Motor Vehicle Safety Act.
Mack Trucks, Inc. has decided that a defect which relates to motor vehicle safety may exist in a certain 2014 CXU model vehicles manufactured on December 17, 2013.
| SAFETY DEFECT: | On certain vehicles, the air tank capacity may not meet the minimum requirements in Motor Vehicle Safety Standard 121, Air Brakes. |
| SAFETY RISK: | This can affect brake performance if several brake applications are required over a short period of time which could potentially create the risk of a vehicle or crash. |
| PRECAUTIONS YOU CAN TAKE: | There are no precautions you can take other than having your vehicle inspected and repaired if needed by a Mack Parts and Service Center. |
| TIME REQUIRED FOR THE REPAIR: | The time required to inspect and/or repair your vehicle is approximately 2 hours. |
| WHAT YOU SHOULD DO: | You should contact the nearest Mack Parts and Service Center and make an appointment. Mack dealers will add additional air capacity (e.g. an air tank) to the vehicles.
You can locate the closest Mack Parts and Service Center by going on line to https://www.macktrucks.com/ and selecting “Dealer & Service Locations” or by calling our toll-free number: 1-800-866-1177. |
| NOTICE REGARDING LEASED VEHICLES: | If you are a Lessor of vehicles subject to this Notice, you have an obligation under Federal Law to provide a copy of this Notice to all Lessees within 10 days of your receipt of this Notice. Further, you must maintain a record, which identifies the Lessee(s) to whom you send a copy of this letter, the date you send this letter, and the Vehicle Identification Number(s) of the vehicle(s) that you have leased to that lessee. For purposes of this Notice, the term Lessor means: a person or entity that is the owner, as reflected on the vehicle’s title, of any five or more leased vehicles (as defined in CFR Section 577.4), as of the date of notification by the manufacturer of the existence of a safetyrelated defect or non-compliance with a Federal Motor Vehicle Safety Standard in one or more of the leased motor vehicles. |
| OWNER RECALL RESPONSE CARD: | The enclosed “Notice of Vehicle Recall” identifies your vehicle. If you no longer own the vehicle, please help us update our records by completing the “Vehicle Disposition Record” portion of the enclosed postage-free Notice of Mandatory Safety Campaign card and mailing it back to us. |
| ASSISTANCE/ COMPLAINTS: |
If your vehicle has not been repaired within a reasonable time after delivering it to a Mack Parts and Service Center, please contact:
Mack Trucks, Inc.
You may also submit complaints to the Administrator of the National Highway Traffic Safety Administration (1200 New Jersey Avenue, S.E., Washington DC 20590 or call the toll-free Auto Safety Hot Line at 1888-327-4236 (TTY: 1-800-424-9153), or go to https://www.safercar.gov if you believe that Mack has failed to remedy the defect without charge, or has failed to remedy the vehicle within 60 days of the owners first tender to obtain repair following the earliest time that parts are available. |
| PRE NOTIFICATION REMEDIES: | If you have previously paid for repairs as a result of this issue, you may be entitled to recovery of those expenses.
Submit copies of all documentation supporting your claim according to the rules specified in the “General Plan for Reimbursement of Prenotification Remedies” provided in this mailing. |
We regret any inconvenience this may cause to your operation, but hope you will appreciate our sincere efforts to demonstrate Mack’s commitment to provide our customers with the best possible product.
MACK TRUCKS, INC.
SC0417_OWNER_LTR
April 2019
3 Affected Products
Vehicles
| MAKE | MODEL | YEAR |
| MACK | ANTHEM (AN) | 2018-2019 |
| MACK | PINNACLE (CXU) | 2014 |
10 Associated Documents
Remedy Instructions and TSB
RCRIT-19V107-6870.pdf 2715.871KB
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ISSUED Owner Notification Letter(Part 577)
RCONL-19V107-9739.pdf 16.968KB
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ISSUED Owner Notification Letter(Part 577)
RCONL-19V107-5941.pdf 16.944KB
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Recall Quarterly Report #1, 2019-2
RCLQRT-19V107-1110.PDF 211.138KB
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Recall 573 Report- Amendment 1
RCLRPT-19V107-4256.PDF 213.49KB
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Manufacturer Notices(to Dealers,etc)
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Recall Acknowledgement
RCAK-19V107-1862.pdf 245.232KB
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Recall 573 Report- Amendment 2
RCLRPT-19V107-7076.PDF 213.611KB
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Recall Quarterly Report #2, 2019-3
RCLQRT-19V107-9055.PDF 211.233KB
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Recall Quarterly Report #3, 2019-4
RCLQRT-19V107-7863.PDF 211.319KB
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Latest Recalls Documents
For the Latest and Most Recent Recalls Information Visit the link below…
https://www-odi.nhtsa.dot.gov/acms/cs/documentList.xhtml?docId=19V107&docType=RCL
- Audible Audiobook
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- D.O.T Sraight Male Connector: 1/4" x 1/8" NPT Male(2 pcs), 1/4" x 1/4" NPT Male(2 pcs), 3/8" x 3/8" NPT Male(2 pcs), 1/2" x 3/8" NPT Male(2 pcs)
- 【Includes 1 Cutter】For no air leakage, the cross section of the air line must be smooth and flat, no gap, uneven, and the tube cannot be oval. Our air tube come with a tube cutter to make cutting more convenient and easier!
- 【SAE J 844 DOT Approved】SAE J 844 Type 1/4” OD × 50FT Air Brake Line DOT approved, Tube Size: 1/4" OD × 4.35mm ID, Working Temperature: -40℉ to +248℉(-40℃ to +120℃), Max Working Pressure: 200 PSI.
- 【PA12 Nylon - High Resistance & Multiple Transfer】Boeray 1/4 inch × 50’ air hose is made of high quality Polyamide 12 nylon, meet a wide range of transportation needs, such as water, air, fuel, oil, etc. High quality abrasion and impact resistance to withstand most wear and tear.
- 【High Flexibility for easy bending】High toughness nylon tube, you can bend it easily. Note: please bend it under limited condition, do not over bend it to affect the usage.
- 【Application】Our 50ft air line is perfect for air suspension and air brake systems, fluid transfer like water oil and fuel for automotive vehicle marine, chemical transport, instrumentation lines, paint spraying, garden irrigation control systems, LPG and compressed natural gas systems, misting systems, pneumatic systems, Clutch Systems, etc.
Last update on 2024-04-11 / Affiliate links / Images from Amazon Product Advertising API
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