Central
heating
on light
Central heating select button, moves
the indicator up and down to select
mode and accepts changes
Central heating advance button:
turns ON until next OFF time
OR
turns OFF until next ON time
Press to adjust each
program setting
Pre-heat select button, moves the
indicator UP and DOWN to select
mode and accepts changes
Pre-heat advance button:
turns ON until next OFF time
OR
turns OFF until next ON time
Hot water pre-heat
mode indicator
Central heating
mode indicator
+ and - changes ON/OFF
programmed times
Press to select each setting:
date, time, program and
holiday function
Hot water
pre-heat
modes
Central
heating
modes
DT20RF RECEIVER
GENERAL INFORMATION
Time and day
indication
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DT20RF Receiver Programmer
The Programmer has factory set programs for
ON/OFF periods for central heating and hot water
pre-heat, which are described on the following
pages.
These factory installed settings can be used with-
out any further programming.
This section also details how to program the
DT20RF Receiver for new weekday and weekend
times to suit your lifestyle requirements.
How to set the clock, time and date.
A holiday function is provided, the number of days
of your holiday can be set.
After that set time period the boiler will revert to
the normal program.
Hot water
pre-heat
ON light
RF link
OPERATING & INSTALLATION
INSTRUCTIONS
DT20RF PROGRAMMER
INSTRUCTION MANUAL
8 716 115 495a (02.2009)
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