Specification Brand : BaiAcces BulletPoint1 : 【About Products】Our Quick Connect couplers have color-coded plugs and sockets:Oxygen/green, fuel/red, inert gas/blue. Quick Connects are designed so that the plug will connect only to the socket with the same gas service as the plug. For example, the oxygen plug connects only to the oxygen socket-it physically cannot be connected to the fuel gas socket or the insert gas socket. CGA connections are 022 for oxygen, 023 for fuel gas and 032 for insert gas. BulletPoint2 : 【Leak Testing of socket 】1.Adjust regulator pressure to approximately 3 to 5 psi. 2.Close torch valve. 3.Disconnect coupler and submerge the socket in water.Bubbles will appear if the socket is leaking. Replace socket if leaking. 4.After leak test is completed and no leaks are found, reconnect plug and socket for normal operation. BulletPoint3 : 【Installation instructions】torch to hose quick connect set, An arrow indicating gas flow direction is stamped on the body of the Quick Connect socket. When Installing a Quick Connect ,always position it in the correct flow direction.Gas will flow through a Quick Connect with a check valve only when it is installed in the correct direction. BulletPoint4 : 【Instructions use】Reverse flow check valves are mechanical devices that may leak when abuse or dirty. Quick Connects should be checked periodically for leaks-at least erery six(6) months or in the event of flashback or backfire. Check valves need to be tested more frequantly if they are exposed to unclean conditions. If defective, check valves need to be replaced. BulletPoint5 : 【2 Year Warranty & Service】QDB10 torch to hose quick connect set, The following safety and operating instructions must be observed when installing quick connectors on welding equipment. Our products include instructions. if there is any problem you can contact us and we will replace it for you or give you a full refund, and we will serve you online 12 hours a day. Color : Yellow IncludedComponents : QDB10 Torch to Hose ItemName : QDB10 Torch to Hose Quick Connect Set with Check Valves, Brass construction (Oxygen/green, fuel/red) 2 Year Warranty ItemPackageDimensions_Height : 13.0048 centimeters ItemPackageDimensions_Length : 2.8956 centimeters ItemPackageDimensions_Width : 5.4102 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : gas-welding-hoses Manufacturer : BaiAcces Material : steel ModelName : ZL-QDB10 ModelNumber : ZL-QDB10 NumberOfItems : 1 PartNumber : ZL-QDB10 ProductDescription : Our Quick Connect couplers have color-coded plugs and sockets:Oxygen/green, fuel/red, inert gas/blue. Quick Connects are designed so that the plug will connect only to the socket with the same gas service as the plug. For example, the oxygen plug connects only to the oxygen socket-it physically cannot be connected to the fuel gas socket or the insert gas socket. CGA connections are 022 for oxygen, 023 for fuel gas and 032 for insert gas. ProductSiteLaunchDate : 2024-06-07T02:15:39.705Z SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1