2
2. Installation:
TheTRTD7issuppliedwithastandardbackbox,whichcanbeusedif
thereisnoexistingbackboxalreadyinstalled.Thenewbackboxmaybe
screwedtothewallusingthettingsprovided.
Theleadsarenumbered1to5,andifdisconnected,mustbereplaced
appropriately.
Thereisanoptionalearthterminalforincomingandoutgoingearth
continuity.
Cablesshouldenterthroughaconvenientknockout,andshouldbe
securedusingthecableclamp.
Theterminalsarelabelled:
1Live.
2Neutral.
3Heaterneutral.
4Boostload.
5Offpeakload.
Wiringterminals
Cableclamp
Earthterminals