Installation manual

23
PRESSURE
ADJUSTMENT
PureFlow AirDog
AirDog
®
II Demand Flow 2001-2009 DuraMax Diesel
Section 10 Pressure Regulator
AirDog II DF-165 with Adjustable Pressure Regulator!
The AirDog®II rises to a new level of excellence with an Adjustable Regulator
machined from stainless steel with a double O-ring seal system and a soft seat
piston.
DuraMax Pressure Adjustment
Loosen the Jam Nut Use a Screwdriver to Adjust
Re-Torque After Adjusting the Pressure Regulator
DF-165- 10 PSI: Turn the regulator counter clockwise until it stops, then turn
clockwise 1 full turn.
Turn the adjustor screw counter clockwise to reduce the output pressure or clock wise to increase
the pressure. Be sure to re-torque the Jam Nut after adjusting the regulator.
Changing the Regulator Spring
Step 1. Remove the regulator by turning the “Base
Nut/Adjustor Body” counter clockwise.
Step 2. After removing the regulator assembly,
slide the piston from the regulator
assembly and remove the spring.
Step 3. Slide the new spring into position,
replace the piston.
Step 4. Replace the assembly in
the base. Tighten
the Base Nut
to proper
torque.