Alpha HE25 User Instructions

Wall mounted, fan assisted, room sealed, gas fired, high efficiency condensing boiler range
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Alpha HE25 and HE33
Wall Mounted, Fan Assisted, Room Sealed, Gas Fired,
High Efficiency Condensing Boiler Range
Leave these instructions with the User
User's
Instructions
For Technical help or for Service call ...
ALPHA HELPLINE
Tel: 0870 3001964
Nepicar House, London Road,
Wrotham Heath, Sevenoaks,
Kent TN15 7RS
British Gas
Service Listed
Alpha HE25
Alpha HE33
For use with Natural Gas only
G.C. No. 47 532 41
G.C. No. 47 532 43

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Summary of Contents for Alpha Alpha HE25

  • Page 1 User's Instructions Alpha HE25 and HE33 Wall Mounted, Fan Assisted, Room Sealed, Gas Fired, High Efficiency Condensing Boiler Range For Technical help or for Service call ... ALPHA HELPLINE Tel: 0870 3001964 Nepicar House, London Road, Wrotham Heath, Sevenoaks, Kent TN15 7RS...
  • Page 2: User Controls

    The Alpha HE25 boiler is suitable for central heating loads of between 14.5 and 25.0 kW (49 500 and 85 300 Btu/h). The Alpha HE33 boiler is suitable for central heating loads of between 19.7 and 33.2 kW (67 200 and 113 300 Btu/h).
  • Page 3: Boiler Controls

    The boiler has a built-in frost thermostat, which automatically operates the boiler if the water temperature falls below 8°C, providing the electrical supply is on and the selector switch is set to position (1) or position (2). Alpha HE25 and HE33...
  • Page 4: Lighting Instructions

    Fully opening a hot tap may not always provide the maximum temperature as the flow rate may be too high, try closing it slightly until the maximum temperature is achieved. Depending on your mains water pressure, it may not be possible to operate several hot taps at the same time. Alpha HE25 and HE33...
  • 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 HE boilers are high efficiency boilers and when operating vapour will be emitted from the terminal. This is safe and quite normal.
  • Page 6: Gas Safety Regulations

    - 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 HE25 and HE33...
  • Page 7 Alpha HE25 and HE33...
  • 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 2007. Tel: 0870 3001964 email: info@alphatherm.co.uk website: www.alpha-boilers.com Part No.

This manual is also suitable for:

He33

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