PureFlow AirDog FP-150 - Dodge Cummins 1998.5-2004 - Manual (Page 24)

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PureFlow AirDog
AirDog® 100 & 150 Dodge Cummins 1998.5 - 2004
Section 9 Pressure Regulator Upgrade
Step-2. Remove the ‘Return to Tank’ fuel line fitting exposing the regulator spring.
Step-3. Remove the ball and spring.
Figure 56 Figure 57 Figure 58
Step-4. Install the new regulator spring by reversing the steps 1 thru 4. Be sure to place the
regulator ball in the regulator seat before inserting the spring. Properly torque the
return line fitting and swivel connection when finishing.
Section 10 AirDog® Fuel Pump
Cleaning Foreign Debris from the Gerotor Assembly
Step 1 Step 2 Step 3
Remove the four (4) socket Carefully remove the O-ring, Remove and clean the Gerotor.
head cap crews that secure you will need to re-use it. Be very careful not to damage
the Gerotor cap. the Gerotor.
Step 4
Step 5 Step 6
Clean the inside of the Replace the O-ring and Align the teeth and
Gerotor pocket. center gear. install the outer gear.