
PPI-131 REV. A
IMPCO Technologies Inc
December, 2014
3030 South Susan St. Page 12 of 16
Santa Ana, CA 92704
www.impcotechnologies.com
3030 S Susan Street, Santa Ana, CA 92704
Ph: +1 714 656 1200
Fax: +1 714 656 1400
28. Torque the Nut (18) to 1.35-1.65 Nm (12-14.5 in-
lbs.).
29. Place the Spring (19) on top of the Diaphragm
Plate (16).
30. Lubricate O-ring (22) with petroleum jelly or
Vaseline, and place on the Adjustment Screw
(21).
NOTE:
There is no need to separate the Adjustment
Screw from the Plate (20).
31. Press the Plate (20) and Adjustment Screw (21)
assembly into the bottom of the Top Body (6) so
the Adjustment Screw fits flush with the top of the
Body.