PUNCH iCNG SERVICE MANUAL

To prevent back flow of gas from the vehicle circuit to the outside. Check valve The Receptacle valve is provided with an inbuilt check valve or non-return valve which ensures that there is no back flow of gas from the vehicle circuit to the outside . Filter The Receptacle valve has a filter of 50 microns to protect the vehicle CNG circuit from external particles and impurities which may cause blockage. O-ring The O-ring within the receptacle is specially designed to withstand the harsh environment of a CNG vehicle. The O-ring does not come in the direct path of the gas and is enclosed within a groove so that there is no direct contact with gas during filling and has a longer service life. Mounting Location: CNG Receptacle valve is fitted near petrol filling location under front bonnet. SR. NO. DISCRIPTION 1 DUST CAP 2 O-RING (9.13 × 2.62) 3 CIRCLIP FOR HOLE 4 FILTER WIREMESH 50 MICRON 5 BODY UPPER NGV-1 6 O-RING (10.78 × 2.62) 7 SPACER 8 BODY NRV 9 SPRING NRV 10 O-RING (9.13 × 2.62) 11 BODY LOWER NGV1 12 HEX NUT M22 × 1 (A/F 32) 13 SWAGELOK 1/4” NPT CONNECTOR 1.2L REVOTRON CNG PHASE-2 ENGINE 102

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