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Recent contents Top users
  1. H

    Shower temperature control not working - goes hot and cold

    My shower temperature control isn’t working. One moment it’s freezing and the next it’s boiling. It’s a three-way shower - two shower heads the bath as well. I’ve no idea what brand if shower it is. I took the knobs off and gave them a clean but can’t figure out how to take off this middle...
  2. B

    Reliance inlet control valve 3/4.5 is overflowing

    My unvented domestic heating and hot water system incorporates a RWC CWIC 2000 3/4.5 bar pressure control which recently has begun to overflow periodically outside the house. The system is only 3 years old. I am not fully sure of the 5 RWC connections but the two regulated outlets feed the...
  3. C

    Replacing Grohe wireless shower control unit

    Hello I need to replace my Grohe Geotherm shower cubicle mounted control unit. Its around 17 years old but replacements seem to be available The main hot / cold water control unit is in the loft, I think its working ok How do I get the replacement cubicle control to connect to the loft unit...
  4. D

    OSO unvented hot water cylinder - Wi-Fi / programmable control

    Hi all, I have an OSO Direct 210 hit water cylinder installed in my home, with 2 switches (on/off; and boost). The boiler is for hot water only (rads are electric). In the 5 years that I’ve lived at this property, I’ve never once turned the boiler off; however, with soaring energy prices, I’m...
  5. ericmark

    Google Nest Central heating control how to improve?

    I have a home with an oil boiler in a garage turned into a flat, heating both flat and main house, running c plan with two pumps, two motorised valves simple bi-metal thermostat on wall in flat with 4 standard TRV's rarely used so not worried about the flat, and main house has Nest Gen 3 in the...
  6. R

    Warmflow B1 Thermostat Control

    The boiler is a Warmflow B1 Oil CH Boiler. Does the thermostat fail in an open state or closed state with a hard failure? Can they simply start to malfunction and not control the temperature correctly in a soft fail situation? The boiler is working but the homeowner says it's running all the...
  7. P

    Replacing Thermostatic cartridge -temp control housing stuck

    I'm attempting to replace an ultra SASF2 – M thermostatic shower cartridge but, having removed the temperature control knob from the housing that incorporates the temperature 'stop' mechanism, I cannot pull this housing free from the rest of the assembly. I can see no circlip holding it in...
  8. J

    GROHE smart control tap

    Hi just purchased above tap it has 19mm flexi tails and want to fit to a standard 15mm isolation valve. Is there an adapter available as isolation valve is male type, so 19mm flexi needs to screw onto standard 15mm coupling. Any advice appreciated.
  9. G

    Control System for 3 zone Central heating?

    HI folks, this post is a follow up to my post relating to my single pipe heating system. In summary, I have a house built in 1980 (I bought it 2 years ago) that had a single pipe heating system but over the years there have been some changes made to the system that meant it didn't work. I have...
  10. notsure

    Grundfos Pump Domestic, Speed control

    I'm making my own replacement for a boilermate 2000 controler. I need more electical information on the pump so I can work out how to control the speed on it. does anyone know where I can find detailed electical info for this not just "on off" it looks like the original controler used PWM to...
  11. B

    Trevi CTV volume control handle removal

    I'm removing a Trevi CTV but struggling removing the volume control handle. The temperature control knob is removed but I can't see how to remove the volume control handle. It won't budge. Does it just clip off?I Any help would be appreciated Thanks
  12. C

    Building control and LPG installation for cooking hob.

    Outside of using a gas-safe LPG engineer, do I have to notify building control for the installation of pipework, hob and a 15kg propane bottle?
  13. J

    Please Help Identify Shower Thermostatic Control Cartridge Brass Screw

    Hello, The brass "screw" that connects the shower handle to the cartridge broke. I have asked numerous plumbers and supply stores, but no one is able to identify the company, part, or model number. I thought I found the part from Rohl, but after speaking with their customer service, they said...
  14. N

    Please Help Identify Shower Thermostat Control Cartridge Brass Screw

    Hello, The brass "screw" that connects the shower handle to the cartridge broke. I have asked numerous plumbers and supply stores, but no one is able to identify the company, part, or model number. I thought I found the part from Rohl, but after speaking with their customer service, they said...
  15. J

    Heatslave 20/25 lockout not control unit or burner

    Hello!! I’ve got an old heatslave 20/25 running on kerosene. Came up with a lockout today. Tested everything I could. Symptoms, blower not starting. But… The burner runs and the boiler works if I bypass the “back to mainboard” loop for the blower motor live. To be specific, pin 4 pink wire from...
  16. D

    Is it possible to 'repair' a Hep2O (Wavin) UFH flow control?

    After balancing the flows, one of these blighters has started to drip very slowly from under the red cap. It feels loose to turn, so I suspect the seal around the spindle is to blame. It won't be 'worn' as such, as they don't get fiddled with for years, but this tiny adjustment was seemingly...
  17. E

    Setting temperature control on Heatmiser Slimline

    I have preformed a Factory Reset and re-calibrated the Thermostat. Can anyone tell me if I now Set the Temperature Control will that cover the total 24 hour period. I have tried to do this and then found the stat set at 5oC hotter - not a great idea in these cash-strapped times!!
  18. D

    Need help identifying shower control and cartridge?

    Single handle no markings any where. The seat rides on a cylinder and is concaved or valley shaped instead of flat. Been too every pro plumbing supply store and box store in town no help.
  19. M

    Will Building Control permit a combined rainwater / sewage system?

    Our Victorian house's rainwater down-pipes are connected to the foul-water sewer. In order to accomodate new wider French windows I want to move the existing soil stack. When they see the plans or site do you think Building Control will want to alter the existing rainwater arrangements? All the...
  20. I

    Honeywell Evohome hot water control for new boiler

    Looking for a quick bit of advice since I'm trying to wrap my head around what work I need done. Right now I have an old conventional boiler that heats my hot water tank. The water tank has manual open/shut valve so that I can only heat the water tank and not the heating. I'm replacing this...
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