Compressed Natural Gas (Cng) Fuel Module (Continued) - HEIL DuraPack 5000 2017 Operation Manual

COMPRESSED NATURAL GAS (CNG) FUEL
MODULE (CONTINUED)
B. Fuel Module Components (Continued)
3. Manual Shut-Off Valve
The manual shut-off valve is located on the bottom
front of the fuel control module. Rotate the handle
clockwise so arrow turns down and points to the
'OFF' position to prohibit fuel flow from the tanks to
the vehicle's engine. Rotate the handle
counterclockwise so arrow points to the 'ON' position
to allow fuel flow from the tanks to the vehicle's
engine.
Figure 77. Manual Shut-Off Valve
Issued September 2017
Compressed Natural Gas (CNG) Option
®
DuraPack 5000
4. Purge Valve
Located inside the side maintenance access door,
the purge valve, when loosened counterclockwise,
purges CNG from the vehicle's fuel control module to
allow safe access to the filter assembly.
Figure 78. Purge Valve
Copyright 2017, Heil Environmental
162
Printed in U.S.A.