Issued September 2017
Compressed Natural Gas (CNG) Option
Copyright 2017, Heil Environmental
Printed in U.S.A.
161
COMPRESSED NATURAL GAS (CNG) FUEL
MODULE (CONTINUED)
B. Fuel Module Components (Continued)
5. Fuel Filter
The fuel filter is located inside the side maintenance
access door, within the filter bowl. This filter collects
both solid and liquid contaminants. It requires
periodic maintenance, as outlined in
CNG Fuel
Module Maintenance and Part Replacement
in the
Compressed Natural Gas (CNG) section of your
Service Manual.
Figure 78. Side Maintenance Access
PROPERTIES OF NATURAL GAS
Auto Ignition Point: 900 - 1170° F (482 - 632°C)
Lower Explosive Limit (%): 3.8 – 6.5
Upper Explosive Limit (%): 13 – 17
Summary of Contents for PT 1000
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