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Module 3: Low-Pressure CNG Fuel System Components
Module 3: Knowledge Check
The low-pressure setting of the CNG pressure regulator is adjustable according to the technician’s preferences.
□ True
□ False
Failure to service this component can result in expensive engine, sensor, and component replacements.
□ Receptacle
□ Low-pressure coalescing filter
□ Pressure gauge
□ Mixer
In the fuel mixer on Cummins heavy-duty natural gas engines, which three components are mixed?
□ Water, air, and fuel
□ EGR, water, and fuel
□ Air, fuel, and EGR
□ Air, water, and EGR
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