1.2L REVOTRON TWIN CYLINDER CNG ENGINE 124 CYLINDER 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 while vehicle running on CNG mode. This may wrongly detect the leakage error 14. Keep fire extinguisher ready nearby while removal performing activity as safety measures 15. Disconnect the battery cable. 16. Remove the carpet for better access. 17. Loosen the top clamp and slide down the collapsible hoses. CAUTION Perform carefully as there may be residual pressure in the high pressure line which could get relieved during this operation. 18. Make the marking on the HP pipe connectors and valve end connectors. 19. Slowly loosen the nut on both side of the cylinder valve which connects the high pressure line to the stainless steel connectors on the cylinder valve. 20. Disconnect the inlet HP pipe from cylinder valve. 21. Connect the 1/2 inch flexible pipe approx. 2m length to the valve connector with cable tie and ensure proper fitment of flexible pipe to release the gas in well ventilated area.
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