1. 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

2. Project Scope
Change Summary: P/N 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 is being obsoleted because of low usage. Implementation Date: December 31, 2015

3. 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

4. Option Graphic for Clarification
(Highlight the changes with pointers)