1. 2018 Natural Gas Beta to LP Changes
CEAF Type: Change Notification
Technical Configuration(s) Affected: D1H3001BX03, D883007BX03, D0L3002BX03
Engine Family Affected: B6.7N, L9N, ISX12N
Market(s) Impacted: Automotive
Anticipated Production Date: LP
Option(s) Affected: PE9651

2. Summary of Changes No. Change OEM Impact Affected Part Numbers 1
Remove EXP-PST-1 and MANF-6 specs callout from outline drawings
None expected
ALL 2
Nomenclature revisions in Outline Prints 3
Heat shield rib addition
L9N TLAs 4
Lift Hook weld length from 50mm to 30mm 5
Weld Location change between heat shield and outer body to the outlet 6
Remove lip feature from the heatshield at inlet
Select TLAs (see slide 8) 7
Temperature connector color will be etched on the Heat Shield

3. 1. Remove EXP-PST-1 and MANF-6 specs callout from outline drawings
Affected Part Numbers: All TLAs
Reason for Change: Print correction
Anticipated OEM Impact: None
Cummins Restricted

4. 2. Nomenclature revisions in Outline Prints
Affected Part Numbers: All TLAs
Reason for Change: Print correction
Anticipated OEM Impact: None
Corrections will be made for all three engine platforms (B6.7N, L9N and ISX12N
2018 L9N
Cummins Restricted

5. 3. Rib added at the middle portion of Upper and Lower Heat Shield for all L9N TLA prints
Affected Part Numbers: All L9N TLAs
Reason for Change: Strengthen heat shield
Anticipated OEM Impact: None
Inlet
Rib added to the middle portion of both Upper and Lower Heat Shields used on all P-Phase L9N TLA systems.
Cummins Restricted

6. 4. Lift Hook weld length from 50mm to min 30mm
Affected Part Numbers: All TLAs
Reason for Change: Commonization of manufacturing processes
Anticipated OEM Impact: None
Min 30mm
Cummins Restricted

7. 5. Weld Location change between heat shield and outer body to the outlet end of aftertreatment.
Affected Part Numbers: All TLAs
Reason for Change: Increase inlet mounting zone
Anticipated OEM Impact: None
Exhaust Gas Inlet
Weld will be moved to this location.
Cummins Restricted

8. 6. Remove lip feature from the heatshield at inlet.
Affected Part Numbers: Select TLAs
Reason for Change: Feature previously assisted in ensuring mounting straps did not overlap top of welds. Due to weld location change (see Change 5), this feature no longer serves that purpose. The heatshield now acts as the locating feature and the mounting zone has increased.
Anticipated OEM Impact: None
Exhaust Gas Inlet
Cummins Restricted

9. 7. Temperature connector color will be etched on the Heat Shield at below mentioned location. Color combinations for connectors for different platforms are as mentioned in below table.
Example ISL system image
Affected Part Numbers: All TLAs
Reason for Change: Ensure correct temp sensors are installed during assembly and service events
Anticipated OEM Impact: None
Exhaust Gas Inlet
Brown
Black
Description
Mid Bed Temp Connector color
Outlet Temp Connector color
L9N Canary
Key C: Brown
Key A: Black
ISX12N Canary
Key B: Light Grey
B6.7N Canary
Cummins Restricted