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Worcester DT20RF User Manual

Worcester DT20RF
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Setting Central Heating (CH) SAT - SUN:
1. Press OK to select weekend.
2. Press OK to select CH.
NOTE: Speed up the display by holding down
the + or - buttons.
3. Press + or - to change the ON time.
4. Press set? to set the ON time and select the
OFF time.
5. Press + or - to change the OFF time.
6. Press set? to set the OFF time and select the
next ON time.
Repeat operations 3 to 6 to set the second and
third ON/OFF times.
NOTE: After pressing set? for the third CH OFF
time, SET and HW for the weekend are
displayed.
Setting Hot Water (HW) SAT - SUN:
7. Press OK to select the first ON time.
Repeat operations 3 to 6 to set the first, second
and third HW ON/OFF times.
NOTE: After pressing set? for the third HW OFF
time, SET and SAT are displayed....see next
page.
NOTE: If you do not require individual weekend day
times, then press set? until the normal
display is shown.
DT20RF RECEIVER
PROGRAMMABLE SETTINGS
DT20RF PROGRAMMER
INSTRUCTION MANUAL
8 716 115 495a (02.2009)
OPERATING & INSTALLATION
INSTRUCTIONS
15
8_716_115_495a 9/2/09 11:49 Page 17

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Worcester DT20RF Specifications

General IconGeneral
DisplayLCD
Programming7-day programmable
WirelessYes
Frequency868 MHz
Accuracy±0.5°C
Power Supply2 x AA batteries
MountingWall-mounted
Wireless Range30m (open space)
Battery LifeUp to 2 years
CompatibilityCompatible with Worcester Bosch boilers