Engage Service-Key into Key-Valve. Turn counter-clockwise to unscrew Key-Valve from the Adapter. |
Discard the Key-Valve as normal waste. |
With a slight counter-clockwise twist, engage the Service-Key into the new Key-Valve. |
Using the Service-Key, screw the Key-Valve clockwise into the Adapter until the valve sits evenly. |
Spray urinal with EVOSAN. Do not wipe afterwards. |