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Worcester DT20RF User Manual

Worcester DT20RF
32 pages
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Clips
Cover panel
Screw
Tab
Blanking
plate
Tab
Cover panel
Clips
Screw
Programmer
DANGER: 230 VOLTS
DO NOT TOUCH THE ELECTRICAL
COMPONENTS OR CIRCUITS
CAUTION:
ISOLATE THE MAINS ELECTRICITY
SUPPLY BEFORE STARTING ANY WORK
OBSERVE ALL RELEVANT SAFETY
PRECAUTIONS
OBSERVE ELECTRO-STATIC
DISCHARGE PRECAUTIONS:
DO NOT TOUCH THE PCB CIRCUIT
5. Align the connector plug pins into socket on the
PCB and push fully home.
6. Feed the ribbon cable into the recess.
7. Align the programmer and locate the clips, push
into the slots then down to secure.
8. Locate the cover panel in place and secure with
the screw.
9. Replace fascia cover and outer casing before
switching on the electrical supply and boiler.
Switch boiler on when completed.
Refer to the User Instructions section for details
of pre-set and setting programs.
DT20RF RECEIVER
INSTALLATION
1. Remove the boiler outer casing and control
panel fascia to gain access to the heatronic
control panel.
2. Release the securing screws.
3. Pull the cover panel up to remove.
4. Grip the tab and pull upwards to disengage
clips, pull forward to remove blanking plate or
existing programmer.
Recess
Programmer
Ribbon
cable
Connector plug
NOTE: THIS ACCESSORY MUST BE FITTED
BY A COMPETENT PERSON.
FAILURE TO COMPLY COULD LEAD TO
PROSECUTION.
OPERATING & INSTALLATION
INSTRUCTIONS
DT20RF PROGRAMMER
INSTRUCTION MANUAL
8 716 115 495a (02.2009)
20
8_716_115_495a 9/2/09 11:49 Page 22

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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