Certainly hot leaving boiler. I also considered cross over. But never had this issue when the shower had a cold water feed. That feed is temporarily gone and now the hot feed is onlt luke warm in 2 locations. It's a real puzzle I have to say
Cylinder long gone before this install.
Boiler is Navien NCB 300 30kw
Producing perfect hot water in bathroom sink. Just warm now to kitchen and shower (which only has hot feed connected currently)
All 3 areas are actually mixers but non thermostatic. Cold feed still going to the kitchen sink but same problem there.
Bath sink all good
Shower warm water only despite only hooked up to hot feed
Kitchen warm water only and cold connected to both.
Likely the cold feed back to shower will be...
We recently had a new comni boiler fitted.
During the install we realised we had an extra pipe heading to the loft we assumed was related to the old tank
We had it cut off.
It seems this was the cold water feed to our shower.
As a temporary solution we have adjusted the hot water temperature...
Hi all I am trying to replace my Honeywell 2 core switch fed thermostat with a smart thermostat.
The new one requires both the switch cables but also constant power via Live and neutral.
Do I provide the live and neutral from the grey and blue inside the boiler and feed the switch cables...