Owner manual

avbmdl1sm-rev0111 Model AVB Metallic Page 26


• Twist the ribbed portion of the patch cable connector in a counterclockwise direction, until it
unthreads from the connector. The cable can either be removed from the intermediate or from the
control module.

• Use a ½” socket and remove the four 5/16-18 x 5 cap screws that hold the AirVantage to the
pump. Be sure to support the weight of the AirVantage while removing the last cap screw. After the
AirVantage is removed from the pump, set the unit down on the plastic cover located on the bottom.
Inspect the o-ring between the poppet valve and the adapter plate for damage.

• Use a 5/32 hex-key wrench and loosen the four 10-32 x .50 socket head cap screws securing the
top cover on. Lift the cover off, exposing the pilot valve and pressure regulator. There is a molded
o-ring seal located on the underside of the cap. Make sure the o-ring stays located within the groove.
• Unplug the connector attached to it. Use a miniature 4-way Phillips screwdriver and remove the
two screws securing the pilot valve to the plate. The valve and gasket can now be removed and/or
replaced.
• Use slip-joint pliers to unscrew the regulator from the body by turning it in a counterclockwise
direction.
 




• Use a 5/32 hex-key wrench and remove the four 10-32 x .50 socket head cap screws securing the
bottom cover on. Lift the bottom cover off, exposing the power generation module. There is a molded
o-ring seal located on the underside of the cap. Make sure the o-ring stays located within the groove.
• Unplug the connector that connects the power generator to the control board. Use a 5/32 hex-key
wrench to loosen the four 10-32 x 2 ¼ socket head cap screws. The power generation module
should now be loose. Carefully lift the power generation module off the rest of the assembly, making
sure that the control board wire and connector slips through the hole in the power generation case.

• Use a 5/32 hex-key wrench and loosen the two 10-32 x 1.00 socket head cap screws securing the
control module to the poppet assembly. The control module should now be loose. Carefully lift the
control module off the poppet assembly, making sure that the pilot valve connector wire slips through
the hole in the poppet valve assembly.
• The Poppet valve assembly can now be replaced.

• Install the control module on the poppet valve assembly. Make sure to feed the pilot valve connector wire
through the hole in the poppet valve assembly. Install the two 10-32 x 1.00 socket head cap screws and
tighten to 30 in-lbs.
• Install the power generation module onto the control module. Make sure to feed the control module wire
through the hole in the power generation case. Install the four 10-32 x 2 ¼ socket head cap screws and
tighten to 60 in-lbs.
 

• Install the bottom cover, making sure the o-ring seal is still in the groove. Tighten the four 10-32 screws.
The unit can now be turned over and set on the bottom cover.
• Install the pilot valve, tighten the screws snug with a miniature 4-way Phillips screwdriver.
 
 

• If the pressure regulator needs to be replaced, use slip-joint pliers to unscrew the regulator from the body
by turning it in a counterclockwise direction.
 



• Reinstall the top cover, making sure the o-ring seal is still in the groove. Tighten the four 10-32 screws.
• Reinstall the AirVantage using the four 5/16-18 x 5 cap screws and torque to 90 in-lbs.
 

 