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The Atlas Fuel System
CPU Switch Settings (Series 9800 Only Including DEF 9862 Units)
Page 3-22
MDE-4363G Atlas™ Fuel Systems Owner’s Manual · August 2018
SW2-5 and SW2-6: Unit of Measure Setting (New M06333KXXXX CPU Only)
These two switches select the Unit of Measurement: US Gallons, Imperial Gallons, and Liters.
For information, refer to the following table.
SW2-7: Electro-Mechanical Totalizer Enable (New M06333KXXXX CPU Only)
The K model pumps/dispensers have an option to use Electro-mechanical Totalizers. If these
are installed, then this switch must be set to CLOSED for proper operation of the totalizers.
This switch does not affect the operation of the electronic totalizer or the mechanical totalizer.
SW2-8: BDM Enable (New M06333KXXXX CPU Only)
This switch must always be set to OPEN for normal operation.
SW2-9: Software Download Enable (New M06333KXXXX CPU Only)
This switch must be OPEN for normal operation. When this switch is closed, it enables
loading new M06333KXXXX CPU software.
SW2-10 (New M06333KXXXX CPU Only)
This switch is not used.
Unit of Measure
SW2-5
SW2-6
US Gallons
Closed
Closed
Liters
Open
Closed
Imperial Gallons
Closed
Open
N/A
Open
Open
EM Totalizer
SW2-7
Enabled
Closed
Disabled
Open
Software Download Enable
SW2-9
Enabled
Closed
Disabled
Open