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- Manuals
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- Languages
- EN
- Last added
- 2022-12-15
Featured Enidine / Conoflow manuals

Enidine/Conoflow HPNGV4 Series CNG Vehicle Regulator Instruction and Maintenance Manual
The document serves as an instruction and maintenance manual for the HPNGV4 series self-contained pressure reducing regulator designed for CNG fuel systems operating at 3000 and 3600 psi. It details system requirements, connection specifications including SAE J1926 O-ring seals, and installation procedures involving M8 x 1.25 mounting bolts.
Covers: System Requirements · Connections · Installation · Specifications · Operation Principle · Installation Guide
Latest Enidine / Conoflow manuals
Enidine/Conoflow HPNGV4 Series CNG Vehicle Regulator Instruction and Maintenance Manual
User Manual 8 pages · 435 KB · ENThis manual provides installation, operation, maintenance, and safety instructions for the Enidine/Conoflow HPNGV4 series compressed natural gas vehicle…
Which document do I need?
User Manual
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in Enidine / Conoflow manuals
Can the HPNGV4 regulator be adjusted on-site?
No, this regulator is calibrated at the factory and cannot be adjusted in the field.
From: Enidine/Conoflow HPNGV4 Series CNG Vehicle Regulator Instruction and Maintenance Manual
What type of filter is required upstream of the regulator?
A high-pressure CNG filter with a 1 micron rating must be installed upstream to prevent damage from particulates.
From: Enidine/Conoflow HPNGV4 Series CNG Vehicle Regulator Instruction and Maintenance Manual
