Altech-Eco CNG User Manual

CNG CONVERSION SYSTEM INSTALLATION MANUAL
2018 FORD F-150 5.0L
COMPLETE BI-FUEL CNG SYSTEM
Updated: 4/19/2018

Altech-Eco CNG Specifications

General

Brand	Altech-Eco
Model	CNG
Category	Automobile Parts
Language	English

Summary

Preparation and Safety Precautions

Disconnect Gasoline Fuel Pump

Release fuel system pressure by disconnecting the fuel pump control module and running the engine.

Disconnect Battery

Safely disconnect the vehicle's negative battery terminal to prevent electrical hazards.

Cylinder Installation - 5.5' & 6.5' Short Bed

Cylinder Installation - 6.5' Short Bed

Cylinder Installation - 8' Long Bed

Cylinder Installation - 6.5' & 8' Long Bed

Fuel Fill Installation - Side Mount for 5.5' Bed

Fuel Fill Installation - Side Mount for 6.5' Bed

Fuel Fill Installation - Side Mount for 8' Bed

Fuel Fill Installation - Receptacle, Cup, and Fitting Assembly

Low Pressure Installation

Injector and Fuel Rail Setup

Guides on disconnecting OEM injectors, installing CNG injectors, and connecting fuel rails.

Crossover Hose and Fittings

Connects CNG fuel rails using a crossover hose and attaches the temp/pressure sensor.

Final Connections and Routing

Connects CNG injector jumpers, OEM harness, and low pressure hose, then reattaches air intake.

Wiring

Pig Tail

CNG Harness

CNG Harness (Fuse Box)

Fuel Gauge Routing and Installation

Firewall Routing and A-Pillar Mod

Gauge Pod Installation

Final Gauge and Harness Connection

Low Pressure Hose Routing

Hose and Quarter Turn Valve

Coolant Hose Routing

Hose Connections and Routing

Leak Checking the System

Leak Test Procedure

Outlines the steps for performing a leak test using gas detector or soapy water.