For every task in CNG Conversion/Installation, the
following safety requirement must be strictly enforced:
Comply with personal and environmental safety practices
associated with clothing; eye protection; hand tools; power equipment;
proper ventilation; and the handling, storage and disposal of chemicals
in accordance with local, state, and federal safety and environmental
regulations.
| VIII. CNG CONVERSION/INSTALLATION |
|
| 1. Inspect the vehicle for pre-existing
conditions that may adversely affect the performance of the vehicle. |
P-2 |
| 2. Document pre-conversion conditions and
complete all necessary reports. |
P-2 |
| 3. Prepare vehicle for conversion
according to manufacturer's directions. |
P-3 |
| 4. Install fuel supply container with
mounting hardware, valving, shielding, fuel level indicator, and remote
fill assembly, as needed, using manufacturer's specifications and
required local, state and federal regulations. |
P-1 |
| 5. Install pressure relief device (PRD)
and venting system. |
P-1 |
| 6. Select and install swage, compression,
flare, captive O-ring, NPT, and other fittings using manufacturer's
recommended sealants when required. |
P-1 |
| 7. Install gas tight enclosure around
valves and fittings, vent to the outside of vehicle as required. |
P-1 |
| 8. Determine routing and protection of
fuel line components according to industry standards. |
P-1 |
| 9. Prepare tubing using proper techniques
for cutting, deburring, cleaning, and bending. |
P-1 |
| 10. Install tubing, piping, hose, and
valves using appropriate chafing protection, mounting hardware, and
protective shields, according to industry safety standards. |
P-1 |
| 11. Determine appropriate location and
mounting of the regulators; install the regulators using mounting
brackets, fuel lock, fittings, starting aids, control valves, cooling
lines, and thermostat as required and according to manufacturer's
specifications. |
P-1 |
| 12. Install fuel injection/carburetion or
other fuel control components according to manufacturer's instructions. |
P-1 |
| 13. Install electrical/electronic
components using OEM or manufacturer's wire connections and wiring
diagrams, applying all safety precautions. |
P-1 |
| 14. Determine location of electrical
components considering safety, serviceability, function, component
protection, and esthetics according to manufacturer's specifications
(when available). |
P-1 |
| 15. Inspect and test each installed
component to ensure it is connected and positioned in a safe and
effective manner. |
P-1 |
| 16. Purge and pressurize fuel system and
check for system integrity through its maximum working pressure (leak
test). |
P-1 |
| 17. Perform system setup procedures
according to manufacturer's specifications. |
P-2 |
| 18. Fabricate brackets, shields, and
braces according to accepted industry standards. |
P-2 |
| 19. Complete and affix required
safety/information labels. |
P-1 |
| 20. Test vehicle for acceptable
driveability and operation (on each fuel for dual fuel vehicles). |
P-3 |
| 21. Inspect and ensure that all required
emissions control devices are present and functional; confirm that the
vehicle emissions meet applicable local, state, and federal
requirements. |
P-1 |
| 22. Perform pre and post conversion
emissions evaluation. |
P-3 |
