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  1. S

    Help with changing themostats

    Hi DeltaT, RT500 receiver fitted and wired, my red to live. blue to N, link from live to com, yellow to SL/ON Result. does not work (240v on yellow) no volts on red. swapped yellow to the other SL and C/H pump now working Red led on green led off ? (should this be on all the time?)...
  2. S

    Help with changing themostats

    Thanks DeltaT, will do try a dummy run with the meter on what you suggest tomorrow before going live and let you know how i get on
  3. S

    Help with changing themostats

    Thanks for the reply, but why is it not a striaght swap? and whats y plan or s plan?
  4. S

    Help with changing themostats

    Hi deltaT, yes i am fitting the receiver in place of the satchwell thermostat and will be fixing the transmitter in a more suitable place, so hopefully it will be just a exchange of wires to the salus receiver
  5. S

    Help with changing themostats

    Hi all, first post need some help with heating thermostat, Pic of old satchell TLX2259 and wiring Pic of New Salus RT500rf 1.Can i take the wires out of old unit and use in the new Salus? if so where do they go in the salus unit? Rest of the system comprise potterton RS 60 boiler...
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