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016-5032-107 Rev. A
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CAB COMPONENT INSTALLATION
5. Install the male 31-pin connector of the HDU harness (P/N 115-4010-119) in the hole in the cab wall and secure
it using the nut that was removed in step 3.
6. From outside the cab, connect the machine 31-pin connector on the installed HDU harness connector.
7. Connect the existing machine XB-7 bulkhead connector to the 31-pin connector of the HDU harness.
8. Inside the cab, connect the 40-pin connector of the HDU harness to the machine’s NAV CONNECTOR 1
connection.
FIGURE 5. Existing Machine XB-7 Bulkhead Connection
9. Locate the existing CAN terminator under the right arm rest.
FIGURE 6. Existing CAN Terminator
10. Remove the terminator and install one of the “To Machine Terminator” connectors on the HDU cable to the
mating connector on the existing machine cable.