printable version
Check valves
Check spend in the following order: - Unscrew the valve cap; - Apply the liquid to the valve so that it fills the diameter of the valve;
NOTE To tighten the valve only use a metal cap. |
- The formation of the bubble wrap the other side of the valve cap; - Re-check valve in this manner. With further bubble formation and inability dovintit valve, replace it; - Screw the dust cap.
|