PureFlow AirDog FP-150 - GM Duramax 2001-2010 - Manual (Page 20)

20
PureFlow AirDog
AirDog
®
FP-100 & FP-150 2001-2010 DuraMax Diesel
Section 6 Electrical Harness
Connecting the AirDog
®
Relay Control
6-2. Remove the plastic housing (skirt) around the fuse box. On some models it may be
necessary to remove the fender/cowl brace to allow access to the fuse box
6-3. After accessing the fuse panel, use a test light or voltmeter to find a fuse terminal that is
HOT only when the ignition is in the on position. Connect the ‘Red’ Relay Trigger wire
with the mini fuse tap to that terminal. Be sure to install the fuse that is removed back
into the fuse tap we supply, once installed into the fuse box the fuse tap should have
both fuse spots filled. TBC Batt, Ign 1 or 2, Acc and HVAC are commonly used to
supply power.
Relay
Trigger Lead
Connection
Figure 45 Figure 46
NOTE: The power supply leads can be connected to the battery or the alternator.
Connecting the power supply leads to the alternator instead of the battery
will create a corrosion free connection.
Black (-) Red (+) Replace the Protective Cover
Figure 47 Figure 48
6-4A. Route the Red & Black power supply leads to the alternator. Connect the Black (-) lead
to the alternator Chassis Ground connection. Connect the Red (+) lead to the alternator
Hot Lead going to the battery.