TIAGO/TIGOR ICNG TWIN CYLINDER - SERVICE MANUAL

1.2L REVOTRON TWIN CYLINDER CNG ENGINE 130  FILLING RECEPTACLE REMOVAL (FOR TIGOR) NOTE Park the vehicle with brakes ON and duel selector switch is kept in CNG mode. Manually turn of the tank valve and connect the TML tester tool and start the service “Empty CNG lines” Crank the engine and run in idle condition until engine stop at its own. Re crank the engine it should not start (tank pressure should be 0 bar)  WARNING Do not turn OFF Cylinder Valves, in vehicle running in CNG mode. This may wrongly detect the leakage error. 8. Close the CNG shutoff valve at the cylinder. Start the vehicle and keep running to empty the CNG fuel from the system. 9. Loosen the HP line’s nut at receptacle end joint and disengage the HP pipe from Receptacle. 10. Open the fuel flap and remove mounting bolts to the receptacle. 11. Loosen the top clamp and slide down the collapsible hoses. 12. Disconnect gas connections to the cylinder valve. 13. Loosen the mounting fasteners of receptacle unit and remove. FITMENT For fitment follow removal procedure in reverse.  Conduct leak detection test after the fitment. Maintenance of CNG filler valve: The Filling receptacle requires minimal maintenance except for the periodic replacement of eth O-ring which needs replacement every 15,000km or 24 months whichever is earlier.

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