National Crane 01-22-2019 Control # 051-08 9-19
1300A CRANE INSTALLATION
Truck Interface Electrical Connection
Connections to the truck electrical system is as follows:
• Run the interface harness to the truck cab and secure.
NOTE: Keep the harness away from the drive line and
exhaust system.
• Connect the truck interface harness as shown in
Figure 9-14.
• Run the battery harness to the truck battery and connect
as shown in Figure 9-14.
Truck Battery
Harness
Truck Interface Harness
Wire # Truck Function
473 - 475
Throttle Leads (473 - 475 for three lead
connections)
477 - 479
Throttle Leads (473 - 479 for six lead
connections)
450 Throttle Splitter Power
51 Throttle Splitter Ground
901 Ignition Switch
52 Start Switch
Truck Battery Harness
Wire # Truck Function
51 (-) Ground
5 (+) Positive
Truck Interface
Harness
NOTE: The type of throttle supplied with the truck
determines if three leads or six leads are
required.
FIGURE 9-14
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