Information To support CEAF Obsoleting Grid Heaters with Heater Control Modules for B Tier 1 and Tier 2 Options: AH9044, AH9083, AH9084, AH9122, & AH9128 Engines: B3.9 Tier 1, B5.9 Tier 1, and B4.5 Tier 2 Date

Project Scope Change Summary: P/N 3926828 is being obsoleted and the remaining Cummins inventory will be moved to service. OEMs will need to select an alternate AH option. The alternate AH options available on the effected engine configurations are listed on the next page. Background: P/N 3926828 is being obsoleted because of low usage. Implementation Date: December 31, 2015

Alternative AH Options Available on the Effected Engine Configurations D381051CX02 D382043CX02 D383045CX03 D383055CX02 D402101CX02 D403057CX02 D403065CX02 D403068CX03 D851001CX03 D852002CX03 AH9000 AH9125 AH9049 AH9109 AH9007 AH9126 AH9060 AH9050 AH9008 AH9021 AH9061 AH9051 AH9158 AH9176 AH9015 AH9046 AH9062 AH9137 AH9057 AH9078 AH9144 AH9096 AH9071 AH9203 AH9102 AH9086 AH9202 AH9207 AH9209 AH9221

Option Graphic for Clarification (Highlight the changes with pointers)