Recent content by slowboatshanghai

  1. S

    Heating Control

    yeah! those pretty bright red lights. :lol: thanks namsag for your clear and concise instructions. i will certainly give it a go. may have to trouble you if i get stuck
  2. S

    Heating Control

    corection, namsag. 2 dials to adjust the temp level. one for hw and the other for ch
  3. S

    Heating Control

    namsag, i was wrong. actually there is a temp indicator. it is not in a gauge format. the boiler is a potterton performa 30he with 2 dials for hw and cw temp control respectively. presently, there is no roomstat. i thought gas4you suggestion of a cm972 sounded good. of course all advices will...
  4. S

    Heating Control

    is the wiring highly suspect bengasman? i thought the junction box is to facilitate easier wiring between the boiler and the programmer, is it not?
  5. S

    Heating Control

    thanks gas4you for your clear advice. by external controls terminals i take it that you meant the honeywell junction box. may have to come back to you on wiring just to be sure. hope you won't mind.
  6. S

    Heating Control

    can anyone advise if it's possible to change a prog. timer from a 1 channel to a 2 channel? if so, will there be wiring problems? i am considering a honeywell st9400c prog and a cm927 wireless prog thermostat. current setup is a potterton combi he30 directly connected to honeywell st6100a1001...
  7. S

    Pipe diameter and isolating valves for combi shower

    A straight 15mm for both hot and cold feed is sufficient. Combi boiler should provide adequate pressure. Be selective with your shower head. Some shower head specify higher bpi. Shut off/isolation is a good option on both feed. This will make any maintenance work a lot easier. In-line value...
Back
Top