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Ultracom cxi
High Efficiency Condensing Boilers
Instructions for Use
To be left with the user
www.glow-worm.co.uk
www.glow-worm.co.uk 1
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WARNING GAS LEAK OR FAULT Turn off the gas emergency control valve immediately. Eliminate all sources of ignition, i.e.smoking, blowlamps, hot air guns etc. Do not operate electrical lights or switches either on or off. Open all doors and windows, ventilate the area. METAL PARTS This boiler contains metal parts (components) and care should be taken when handling and cleaning, with particular regard to edges. SEALED COMPONENTS Under no circumstances must the user interfere with or adjust sealed p
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Ultracom 24cxi G.C. No. 47-019-01 Ultracom 30cxi G.C. No. 47-019-02 Ultracom 38cxi G.C. No. 47-019-03 www.glow-worm.co.uk 3 13206
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Contents Page Important Information 5 Boiler Design and Clearances 6 Boiler Safety Devices 7 Servicing, Maintenance and Spare Parts 8 User Control Panel 9 Lighting the Boiler 10 Adjusting Temperature 11 Setting the 24 hour Clock 12 Setting the Programmer 13 Advancing the Programmer 14 Fault Finding 15 These instructions are an integral part of the boiler and must, to comply with the current issue of the Gas Safety (Installation and Use) Regulations, be left with the user. Please read these instr
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Important Information Gas Safety (Installation and Use) Regulations Testing and Certification In your own interests and that of safety, it is the Law that ALL This boiler is certificated to the current issue of EN 483 for gas appliances have been installed by a competent person performance and safety. in accordance with the current issue of these regulations. It is important that no alteration is made to the boiler unless approved, in writing, by Glow-worm. Gas Category Any alteration not approv
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Boiler Design and Clearances Description CLEARANCES These boilers are designed for use as part of a sealed water (from casing panels) central heating system with fully pumped circulation. The pump, expansion vessel and associated safety devices are all 150 fitted within the boiler. The intelligent control system is designed for both simple operation and maximum control. Once the controls are set the boiler operates automatically. Pluming from flue terminal Like all condensing boilers it will pr
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Boiler Safety Devices Boiler Shutdown Condensate Drain Blockage The boiler software is designed to recognise the potential for As a safety feature the boiler will stop working if the condensate an overheat lockout and will shutdown before this happens. drain becomes blocked. During freezing conditions this may To restart the boiler, press the reset button, see diagram 2. be due to the forming of ice in the condense drain external to the house. Release an ice blockage by the use of warm cloths
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Servicing, Maintenance and Spare Parts General Note Frost Protection Servicing/maintenance should be carried out by a competent If the mains electricity and gas services are to be turned off for person in accordance with the rules in force in the countries any long periods during severe weather, it is recommended of destination. that the whole system, including the boiler, should be drained to avoid the risk of freezing. If this boiler is installed in a rented property in the UK there is a duty
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User Control Panel General Description The User Control panel consists of three toggle buttons, a reset button and display, which will indicate with symbols the status of MODE the boiler, refer to diagram 2. PROG TOGGLE BUTTON DHW CH LCD RESET MODE and PROG TEMPERATURE DISPLAY BUTTON ADJUSTMENT SYMBOLS DISPLAYED ON THE LCD AND DESCRIPTIONS Will be displayed when domestic hot Central Heating Function Eco o water temperature is less than 50 C Ext Glow-worm control (Optional) Domestic Hot Wate
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Lighting the Boiler Note: If the electrical supply has been interrupted for any Initial Lighting reason, you may need to set the clock and day before Remove the cover plate, refer to the fault finding section on continuing, refer to diagram 5. page 15 and diagram 8. 2. Select your required function, refer to diagram 9, press Check that all isolating valves and the gas service cock on "Mode" repeatedly to scroll through your options and select the appliance are open and that water flows from the
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Press the "+ or -" once Press the "+ or -" once the current temperature the current temperature will be displayed "flashing". will be displayed "flashing". Adjusting Temperature Domestic Hot Water Central Heating Domestic Hot Water Domestic hot water has priority over central heating. The temperature is factory preset STEP 1 O STEP 1 to the minimum 40 C, but can be O adjusted to a maximum of 62 C as required, refer to diagram 4. Economy Setting O The "ECO" setting of 50 C is recommended and idea
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Setting the 24 hour Clock To set the clock, refer to diagram 5. STEP 1 MODE PROG Press and hold "PROG" 5 secs. the "hours" symbol will flash. Press the "+" or the "-" STEP 2 to set the hour. STEP 3 MODE PROG Press "PROG" to confirm. The process will automatically scroll to minutes, then days (if the installer sets the 7 day function). Set as previously described for hours. Diagram 5 12 www.glow-worm.co.uk 13177
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Setting the Programmer 24hr Timed Central Heating Factory preset timed intervals are:- ON 6.00 - OFF 8.00 ON 16.00 - OFF 23.00 To alter the times to suit your requirments, follow "Steps" 1 to 4 STEP 3 STEP 1 STEP 2 Press "PROG" button once to Press "+" to add a time segment Press + or - to move the flashing view the factory default or "-" to remove a time segment. cursor to the desired time. central heating running times. MODE PROG Flashing cursor. STEP 4 "Running Time" Press "PROG" to
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Advancing the Programmer Advancing the timed central heating programmer ON /OFF times This function will only work when the appliance is in timed operating mode, "Clock symbol". Refer to diagram 2. The activated/deactivated segments will flash for 5 seconds. Press + and hold for 5 seconds your appliance will operate until the next OFF period, or you can cancel by pressing + for 5 seconds. Diagram 7 14 www.glow-worm.co.uk 13181
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Fault Finding Appliance fails to light 2. Fully open tap "A", then gradually open tap "B" to fill the heating system to a pressure of 1.0bar. When completed The LCD will display a flashing 'F' and code number, press close the filling taps. the reset button on the control panel, see diagram 2. 3. IMPORTANT: To comply with the water regulations the If the display shows a flashing pressure of 0.4bar or less, flexible hose must be disconnected from the double check then you will need to pressurise
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0020020822-02 11.06 Because of our constant endeavour for improvement, details may vary slightly from those shown in these instructions. Glow-worm, Nottingham Road, Belper, Derbyshire. DE56 1JT 16 www.glow-worm.co.uk
