July, 2015
IMPCO Technologies Inc.
PPI-4-116 REV.C
3030 South Susan St.
Page 5 of 15
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
8. With paper clip or wire, fashion a hook as shown.
9. Cutaway shows assembly of Valve Spring (11),
Valve Seat (19), Valve Operating Pin (10), Seal
Retaining Washer (14) and Pin Lip Seal (9). Note that
removal of Valve Pin allows retaining Washer to be
removed through the ¼” NPT opening labeled “Out.”
10. Insert paper-clip hook in center hole of Seal
Retaining Washer (14) and remove.
11. Using the same hook, remove the Pin Seal (9)
through valve jet.