3.—(1) Every connection for filling a fixed gas container shall be on the outside of the vehicle. E+W+S
(2) There shall be fitted to every fixed gas container either—
(a)a manually operated shut-off valve and an excess flow valve, or
(b)a manually operated shut-off valve and a single check valve, or
(c)a double-check valve.
and all parts of these valves in contact with gas shall be made entirely of suitable metal except that they may contain non-metal washers and seals provided that such washers and seals are supported and constrained by metal components.
(3) In every case where a pipe is attached to a gas container for the purpose of filling the gas container there shall be fitted to the end of the pipe furthest from the gas container a check valve or a double-check valve.
(4) There shall be fitted over every gas filling point on a vehicle a cap which shall—
(a)prevent any leakage of gas from the gas filling point,
(b)be secured to the vehicle by a chain or some other suitable means,
(c)be made of suitable material, and
(d)be fastened to the gas filling point by either a screw thread or other suitable means.
Commencement Information
I1Sch. 5 para. 3 in force at 11.8.1986, see reg. 1