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Alpha CD25X/28X
Range of Wall Mounted, Fan Assisted, Room Sealed,
Gas Fired, High Efficiency Condensing Combination Boilers
0051
User's
Instructions
For Technical help or for Service call ...
ALPHA HELPLINE Tel: 0844 8718764
website: www.alpha-innovation.co.uk
Nepicar House, London Road,
Wrotham Heath, Sevenoaks,
Kent TN15 7RS
British Gas
Service Listed
Alpha CD25X
Alpha CD28X
For use with Natural Gas only
Leave these instructions with the User
G.C. No. 47 532 39
G.C. No. 47 532 37
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Summary of Contents for Alpha CD25X
- Page 1 Alpha CD25X/28X Range of Wall Mounted, Fan Assisted, Room Sealed, Gas Fired, High Efficiency Condensing Combination Boilers For Technical help or for Service call ... ALPHA HELPLINE Tel: 0844 8718764 website: www.alpha-innovation.co.uk Nepicar House, London Road, Wrotham Heath, Sevenoaks, Kent TN15 7RS...
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Page 2: User Controls
The CD25X and CD28X are combination boilers providing both central heating and domestic hot water at mains pressure. The CD25X boiler is suitable for central heating loads of between 4.5 and 19.5 kW (15 350 and 66 530 Btu/h). The CD28X boiler is suitable for central heating loads of between 4.9 and 25.8 kw (16 720 and 88 030 Btu/h). -
Page 3: Lighting Instructions
If there is any possibility of the boiler being left during frost conditions, then the boiler and system should be drained and a label attached to the boiler drawing attention that the system has been drained. If this is required, contact your Service Engineer. Alpha CD25X/28X... -
Page 4: Boiler Operation
Manual bath mixer type shower - When using this type of shower set the boiler domestic hot water thermostat to setting 7, This should avoid excessive temperatures at the shower. Note: If you get unacceptable temperature variations with this type of shower, then a thermostatic or pressure equalising type should be used. Alpha CD25X/28X... -
Page 5: Important Notes
The terminal on the outside wall must not be allowed to be obstructed. If it is damaged, in any way, turn the boiler off and contact your Service Engineer. Note: The Alpha CD boilers are high efficiency condensing boilers and when operating vapour will be emitted from the terminal. This is safe and quite normal. -
Page 6: Gas Safety Regulations
3.00pm (8 - 15) Fig. 2 3. MANUAL SWITCH The clock has a manual On/Off switch which operates as follows:- Mid position Heating On/Off as set by the tappets Position I (right) Heating On continuously Position 0 (left) Heating Off continuously Alpha CD25X/28X... - Page 7 - Check that the gas supply is on. If the light continues to come on after resetting The Serial No. of the boiler is on the inside - Contact the Alpha Helpline of the hinged cover. Alpha CD25X/28X...
- Page 8 These instructions have been carefully prepared but we reserve the right to alter the specification at any time in the interest of product improvement. Sevenoaks, Kent TN15 7RS © Alpha Therm Limited 2011. Tel: 0844 8718764 email: info@alpha-innovation.co.uk website: www.alpha-innovation.co.uk Part No.
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