Issued June 2020
Compressed Natural Gas (CNG) Option
Copyright 2020, Heil Environmental
Printed in U.S.A.
221
MAINTENANCE PART NUMBERS
When replacing CNG components, replace with equal or
higher pressure rated components.
High-Pressure Coalescing Filter
Element Kit
Low-Pressure Fuel Filter Element
Fast-Fill Fuel Receptacle O-Ring
#6 O-Ring Face Seal – O-Ring
#8 O-Ring Face Seal – O-Ring
#4 O-Ring Boss – O-Ring
(Transducer O-Ring)
Note: For a complete breakdown of the FMM and CNG
system, refer to the Parts Central Electronic Parts Catalog
(EPC).
Register online to gain access to the EPC:
https://epc.partscentral.com
Google Chrome web browser is recommended.