Download instructions and guides to help you use your central heating system.
Before you report a fault you should check that you've set your heating and hot water controls correctly.
Simple guides to your heating
- pdf How to use your electric heating system(896 KB)
- pdf How to use your heating and hot water meters(421 KB)
- pdf How to use your heat pump(1.01 MB)
Gas boiler heating
Timeswitch, thermostat and programmer controls
- pdf Horstmann 425 Coronet Timeswitch instruction manual(238 KB)
- pdf Horstmann HRT4 Thermostat instruction manual(270 KB)
- pdf Horstmann C stat B Thermostat instruction manual(546 KB)
- pdf Horstmann ThermoPlus AS2 Thermostat instruction manual(384 KB)
- pdf Secure C1727 PTD programmable thermostat: user manual(1.17 MB)
- pdf Secure C1727 PTD programmable thermostat: simple instructions(216 KB)
Gas combi boiler instructions
- pdf Ideal LOGIC Combi instruction manual(288 KB)
- pdf Vaillant ecoTEC pro instruction manual(3.39 MB)
- pdf Worcester Bosch Greenstar Si instruction manual(630 KB)