Alpha CB28 User Manual

User's
Instructions
Nepicar House, London Road,
Wrotham Heath, Sevenoaks,
Kent TN15 7RS
For Technical help or for Service call ...
ALPHA HELPLINE
Tel: 0870 3001964
Alpha CB24/28
Range of Wall Mounted, Fan Assisted, Room Sealed,
Gas Fired Combination Boilers
Alpha CB24X G.C. No. 47 532 14
Alpha CB24 G.C. No. 47 532 15
Alpha CB28 G.C. No. 47 532 16
Alpha CB28X G.C. No. 47 532 17
Service Listed
For use with Natural Gas only
Leave these instructions with the User

Alpha CB28 Specifications

General

Brand	Alpha
Model	CB28
Category	Boiler
Language	English

Summary

User Controls Overview

Boiler Controls and Functions

Central Heating Thermostat

Controls the temperature of water leaving the boiler for the heating system.

Domestic Hot Water Thermostat

Controls the temperature of domestic hot water leaving the boiler.

Selector Switch Operation

Allows selection between central heating/hot water or hot water only modes.

Pressure Gauge Interpretation

Indicator Neon Status

Overheat Thermostat Function

Pressure Relief Valve

Lighting Instructions

Boiler Operation Modes

Important Operational Notes

Boiler Location Clearances

Flue Terminal Maintenance

Mains Failure Impact

Annual Servicing Requirements

Gas Leak Safety Procedure

Critical steps to take in the event of detecting a gas leak.

Electrical Supply Requirements

Gas Safety Regulations

Clock Setting and Operation

Fault Finding for Users