| 摘要 |
A fill block is provided for a CNG fuel system for a transit bus or simil ar vehicle. The fill block includes a integral one piece body having first and second ends defining a length therebetween. The body has a main bore defined therein. A ball valve is received in the body and has a handle extending fro m the body. The ball valve is movable between open and closed positions, where in the main bore is opened and closed, respectively. A fueling port is defined in the body and communicated with the main bore. A defueling port is defined in the body and communicated with the main bore. A fueling receptacle is connected to the fueling port. A defueling receptacle is connected to the defueling port. A defueling valve is provided for selectively communicating the defueling port with the main bore or isolating the defueling port from the main bore. |
