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faulty expansion tank

Driver2016 · 2016-11-26 20:22:21

i want to replace afaulty expansion tank if i screw it off will water contuine to flow outa the pipe and will ptfe tape do to put on the thread when im putting the new one on thanks for replys

26-11-2016 8:22pm

#1

Driver2016

Registered Users, Registered Users 2 Posts: 107 ✭✭

Join Date: October 2016

Posts: 62

i want to replace afaulty expansion tank if i screw it off will water contuine to
flow outa the pipe and will ptfe tape do to put on the thread when im putting the new one on thanks for replys

0

Comments

#2 26-11-2016 8:59pm

jca

Closed Accounts Posts: 8,585 ✭✭✭

Join Date: September 2009

Posts: 8557

Yes water will flow when you unscrew it. You need to turn off the incoming water and drain down the system to below the level of the expansion vessel. A few turns of ptfe tape should seal the joint.

0
#3 26-11-2016 9:17pm

Driver2016

Registered Users, Registered Users 2 Posts: 107 ✭✭

Join Date: October 2016

Posts: 62

thanks do i turn off the mains water going into the house or the shut off valve near the expansion vessel its apressurised system i have

0