Alpha  CD25C User Instructions

Alpha CD25C User Instructions

Range of wall mounted, fan assisted, room sealed, gas fired, high efficiency condensing combination boilers
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Alpha CD25C/28C/35C
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: 0870 3001964
website:www.alpha-innovation.co.uk
Nepicar House, London Road,
Wrotham Heath, Sevenoaks,
Kent TN15 7RS
British Gas
Alpha CD25C
Alpha CD28C
Alpha CD35C
For use with Natural Gas only
Leave these instructions with the User
Service Listed
G.C. No. 47 532 31
G.C. No. 47 532 33
G.C. No. 47 532 35

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Summary of Contents for Alpha Alpha CD25C

  • Page 1 Alpha CD25C/28C/35C 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: 0870 3001964 website:www.alpha-innovation.co.uk Nepicar House, London Road, Wrotham Heath, Sevenoaks, Kent TN15 7RS...
  • Page 2: User Controls

    DESCRIPTION The Alpha CD range of high efficiency condensing combination boilers are wall mounted, fan assisted room-sealed boilers. The CD25C, CD28C and CD35C are combination boilers providing both central heating and domestic hot water at mains pressure. The CD25C boiler is suitable for central heating loads of between 5.5 and 19.5 kW (18 780 and 66 550 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 CD25C/28C/35C...
  • 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 CD25C/28C/35C...
  • 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 CD25C/28C/35C...
  • 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 CD25C/28C/35C...
  • Page 8 These instructions have been carefully prepared but we reserve the right to Nepicar House, London Road, Wrotham Heath, alter the specification at any time in the interest of product improvement. Sevenoaks, Kent TN15 7RS © Alpha Therm Limited 2008. Tel: 0870 3001964 email: info@alphatherm.co.uk website: www.alpha-innovation.co.uk Part No.

This manual is also suitable for:

Cd28cCd35c

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