PureFlow AirDog DF-200 - GM Duramax 2001-2010 - Manual (Page 21)

21
PRESSURE
ADJUSTMENT
PureFlow AirDog
AirDog
®
II Demand Flow 2001-2010 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- 8-10 PSI:
Turn the regulator counter clockwise until it stops, then turn clockwise 2 1/2 full turns.
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, remove the
spring and the conical plunger. Verify the o-ring is
intact.
Step 3. Reset the conical plunger and place the spring
inside the conical plunger.
Step 4. Replace the assembly in the base. Tighten the Base
Nut to proper torque.
Stainless Steel components with a Double O-ring Seal System and Soft Seat Piston.
New o-rings are included in the Customer Service O-ring Kit if replacements are required.