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6 Series WiFi compatibility
Only the ESRTP6CW and ESRTP6WHW are WiFi compatible via the Centro app. If you have the ESRTP6C located on the
Locking & unlocking your RTP6C & RTP6CW programmable room thermostat
To lock your thermostat, press the menu button (three bars) and scroll through the settings to find screen lock. Select
To remove UNBOIL message from ESi Series 4 thermostats (ESRTP4, ESRTP4+, ESRTP4RF, ESRTP4RF+)
Move the slider bar to the OFF position. Hold the >> button and insert a pin or similar into thereset
Why does my programmable room thermostat display flash between current time and another time with the letter h?
If you would like to temporarily override the current temperature you can do this using the +/- buttons. The display
How many wireless room thermostats can communicate with one receiver?
Your wireless receiver is designed to communicate with one room thermostat, unless the documentation of your product says otherwise.
How do I wire up the ESCTD Mechanical Dual Cylinder Thermostat?
For the ESCTD, ensure the feed from the programmer is to C (Common) and Output/Call for Heat is to 1.
Electronic Cylinder Thermostat (ESCTDE/B) – How do I set the “boost” time?
The boost can be set to occur at a time that suits the homeowner. For example, if set to 7

ESRTP4 and ESRTP4RF
Getting the best from the ESRTP4 and RTP4RF programmable room thermostats

Discontinued Products
Channel programmers
ES1247 Single channel multi purpose programmer
ES2247 Two channel multi purpose programmer
ES3247 Three channel multi purpose programmer
Programmable room thermostats
ESRTP Programmable room thermostat
ESRTPRF Wired programmable room thermostat
ESRTP4RF Wireless programmable room thermostat