19.27 kW Pnc (Condensing)
24 - 22.0 kW Pn (Non condensing)
23.8 kW Pnc (Condensing)
30 - 30.18 kW Pn (Non condensing)
32.61 kW Pnc (Condensing)
All boilers automatically adjust their outputs according to the system load.
NOTE
: The maximum output of the 30 model is factory set at 22.0 kW (Pn).
This can be altered to 30.18 kW (Pn). See
3. It is designed for use on Natural Gas (G20).
4. The boiler is suitable for fully pumped open vented central heating and domestic hot water systems and sealed systems.
5. A label giving details of the model, serial number and Gas Council number is situated on the rear of the lower door panel (
).
6. The boiler data badge is positioned on the air box door (
7. The boiler is intended to be installed in residential / domestic environments on a governed meter supply only.
8. The boiler must be installed with one of the purpose designed flues such as the standard horizontal flue kit, part no 236921.
Fig. 1
Fig. 2
Summary of Contents for Main Heat 12
Page 8: ...Fig 3 Fig 4 Fig 5 Fig 6...
Page 38: ...Example 1 Example 2 Example 3...
Page 40: ...Fig E Fig F...
Page 51: ...Fig 31 Fig 32 Fig 33...
Page 55: ...Fig 35 Fig 36 page 39 12 2 Checking the Combustion 1 Follow the flow chart opposite...
Page 56: ......
Page 63: ...Fig 45 Fig 46...
Page 66: ......
Page 69: ...Fig 55 Fig 56 Fig 57 Fig 58...
Page 72: ...page 52...
Page 74: ...page 54...
Page 75: ...DRY FIRE...
Page 76: ...page 55 IGNITION LOCKOUT...
Page 77: ...page 56 OVERHEAT LOCKOUT...
Page 78: ...page 57 FAN LOCKOUT NOTE The fan is supplied with 325 Vdc...
Page 80: ...warranty This does not affect the customer s statutory rights page 62...
Page 82: ...page 63...