Worcester 24CDi Instruction Manual

Manual is about: Wall mounted

Summary of 24CDi

  • Page 1

    2 1 heating on signal override learn mode 2 1 heating on signal learn mode override digistat programmable 24 hour room thermostat system radio frequency controlled programmable room thermostat. Large receiver: 24cdi, 26cdi xtra, 28cdi, 35cdi mk i and 35cdi mk ii small receiver: 24i junior, 28i junio...

  • Page 3

    Worcester, bosch group: technical 08705 266241 service 08547 256206 spares 01905 752571 literature 01905 752556 training 01905 752526 sales 01905 752640 website worcester-bosch.Co.Uk symbols domestic hot water radio frequency (rf) transmitter please read these instructions carefully before starting ...

  • Page 4

    Contents operating & installation instructions digistat programmable 24 hour room thermostat system 8 716 114 518a (09.07) technical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 general information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

  • Page 5

    Ec directives: european union law directive 2000/84/ec low voltage directive (2006/95/ec) electro-magnetic compatibility directive (89/336/eec) ec marking directive (93/68/eec) standard package: rf receiver remote rf transmitter screws (x2) wall plugs (x2) instructions batteries (x2) aa alkaline ope...

  • Page 6

    What is a programmable room thermostat? A programmable room thermostat is both a pro- grammer and a room thermostat. A programmer allows you to set ‘on’ and ‘off’ time periods to suit your own lifestyle. A room thermostat works by sensing the air tem- perature, switching on the heating when the air ...

  • Page 7

    General information operating controls operating & installation instructions 3 digistat days temperature see note + or - buttons for setting adjustment clock mode right hand button > moves the pointer to the right, selects and accepts changes day indicator flame shows when calling for heat left hand...

  • Page 8

    Digistat pre-programmed settings operating & installation instructions 4 the digistat programmer this is a programmable thermostat 24-hour product (the same program for every day of the week) which allows you to set up to 6 time and temperature events per day. Pre-set program 1 the following default...

  • Page 9

    Programmable settings adjusting times & temperatures operating & installation instructions 5 to change temperature for a short period (override): 1. Press + or - buttons to adjust set temperature. Set temperature shown flashing 2. After 5 seconds will start controlling at selected set point but disp...

  • Page 10

    Digistat user options user options user options (shown in table below) can be accessed from auto or man by pressing simultaneously for 3 seconds. Once you have accessed the user options menu press > to scroll through selectable options. The settings for each option can be changed by pressing + or - ...

  • Page 11

    Pre-set program 3 (home worker) 24 hours as you can see, at 06:00, the heating will come on to raise the temperature to 21°c. At 08:30, the temperature set point is dropped to 19°c, it stays at 19°c until 12:00 when the heating comes on to raise the temperature to 21°c. The tem- perature stays at 21...

  • Page 12

    Note: option 5 must be completed before attempting option 6 option 06 how to change temperature offset. The temperature displayed on the thermostat may not match that of other temperature measuring devices in the controlled space, because of its location. The displayed temperature may be offset to b...

  • Page 13

    2 1 heating on signal override learn mode 2 1 heating on signal learn mode override transmitter signal light red led. The red led will flash for approximately 7 sec- ond every 5 minutes. This confirms the rf signal is being received. Learn mode buttons. Pressing these buttons together will cause the...

  • Page 14

    Receiver installation danger: 230 volts do not touch the electrical components or circuits caution: isolate the mains electricity supply before starting any work and observe all relevant safety precautions 1. Remove the blanking plate from the fascia by gently pulling the plate towards you to releas...

  • Page 15

    1. Remove the front cover using a flat screwdriver and separate from back plate. 2. Fix the back plate directly onto the wall using suit- able wall plugs and screws. 3. Replace the front cover by locating in position and pushing fully onto the back cover. Mounting the digistat location the digistat ...

  • Page 16

    Receiver set up: to set up the radio frequency (rf) link, the receiver must be put into the learn mode. To set up the rf link, proceed as follows: 1. Press the override button until the green light is on, the appliance is now running in central heating mode. 2. To enter the learn mode press and hold...

  • Page 17

    Installer options if you wish to change any of the installer options as shown below, enter the installer option menu from auto mode by pressing seconds. Pressing menu and return to auto mode. Once the installer options screen has been selected, the buttons allow you to scroll through the menu (shown...

  • Page 18

    Option 10 - system protection in some heating systems there may be a requirement to protect the system by operating it once a day, for a given period. If system protection is selected the system will be operated for a period as shown in system protection time (mins). System protection time is every ...

  • Page 19

    2 1 heating on signal override learn mode maintenance: the transmitter (digistat programmer or optimising programmer) requires no maintenance. The outer casing can be wiped clean using a dry cloth. Do not use polish or detergents. These units can not be serviced. Should the existing unit fail to fun...

  • Page 20: Operating and

    Operating and installation instructions worcester, bosch group cotswold way, warndon, worcester wr4 9sw. Tel. 01905 754624 fax. 01905 754619 www.Worcester-bosch.Co.Uk worcester bosch group is a trading name of bbt thermotechnology uk ltd. 8 716 114 518a (09.07) 06515048001 contact information worces...