The airdog, Is equipped with a relay controlled wiring harness, Pureflow airdog airdog – PureFlow AirDog FP-150 - 7.3L Ford 1999-2003 User Manual
Page 19: Wiring diagram (in red), Figure 61, Wiring harness, Figure 44, Securing the relay and fuse holder to the vehicle, Figure 45 figure 46

19
PureFlow AirDog
AirDog
®
FP-100 & FP-150 Ford PowerStroke 1999 – 2003 7.3L
Section 6 Electrical Harness
The AirDog
®
is equipped with a relay controlled wiring harness.
WIRING DIAGRAM (In Red)
Figure 61
The AirDog
®
wiring harness!
AirDog® Pump Motor Lead
Pressure Sensor/Switch Lead
Indicator Light Lead
Battery Positive Lead
Battery Negative Lead
Mini Fuse Tap Relay Lead
Figure 44
CAUTION: If the OPTIONAL Low Pressure Indicator Light is not used, be sure to insulate
the two (2) #10 Indicator Light connectors to prevent accidental contact.
Securing the Relay and Fuse Holder to the Vehicle
6-1.
Secure the relay and fuse holder to the vehicle.
Figure 45
Figure 46
High Pressure
Fuel Pump
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