24
Checkvalve Cartridge Renewal
1.
Isolate the water supplies using the ball valves fitted in the inlet connectors and
operate the lever to drain any residual water.
2.
Use a 2.5 mm hexagonal key to loosen the grubscrews
and release the main
tap control body from the inlet connectors.
3.
Remove the tap control.
4.
Use a 2.5 mm hexagonal key to loosen the grubscrews, then remove the elbows
from the tap control body.
5.
The checkvalve cartridge is seated between two seals and as the elbow is
removed may be retained in the elbow or the main body, either:
•
Pull the checkvalve cartridge to remove it from the body, or
•
If the checkvalve cartridge remains in the elbow use a pair of long
nosed pliers to remove it.
6.
Discard the original checkvalve cartridge then
push the replacement checkvalve
into the body making sure the 'O' seal engages fully.
7.
Slide the elbow over the checkvalve cartridge pushing firmly to relocate the
elbow with the seals in the tap body.
8.
Retighten the grubscrew to secure the elbow to the tap body.
9.
Repeat this process to replace the other checkvalve cartridge.
10.
Refit the tap control to the inlet connectors and retighten the grubscrews.
11.
Restore the water supplies and make sure there are no leaks.
Checkvalve
Elbow
Tap Body
2.5 mm Hexagonal Key
Summary of Contents for Safetherm
Page 27: ...27 NOTES...
