Impco E Series - Page 3

November, 2014 IMPCO Technologies Inc. PPI-2 REV. J
3030 South Susan St. Page 3 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
COMPONENT MODEL PE
MODEL PE COMPONENTS SHOWN
ITEM # PART#
DESCRIPTION
1
S7-1 (NSS)
Screen, Atmospheric Vent
2 S1-3*
Screw, 10-24 x 5/8" SEMS (8)
3 C1-22-2 (NSS)
Cover Assembly
AD1-14-2*
Diaphragm, Secondary, Hydrin
AD1-23-2*
Diaphragm, Secondary, Silicone
S2-37
Spring, Secondary Standard PE
S2-42
Spring, Secondary, PE (Optional)
27 S1-101*
Screw, 6-32 x 1/4" SEMS (4)
28
H3-3 (NSS)
Housing, Spring
29
G1-84*
Gasket, Spring Housing
NSS-Not Serviced Separately
*Repair Kit Components
7
4
REBUILD INSTRUCTIONS
1.Under normal conditions, installation of a complete
repair kit should be necessary only at the time of a major
engine overhaul or when the regulator has been out of
service for an extended period of time. Each kit includes
the necessary gaskets, diaphragms, seals and some
replacement screws.
2. Model PE Only (Skip for E): Remove the spring
retainer housing cover screws (27) and cover (28).
Remove the housing gasket (29) and secondary spring
(7).