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Countdown
Current Temp. &Demand
Burner Lit
Remaining
Resets
Auto Air
Vent
ON/OFF
Service
Reset
Fig. 38
Fig. 39
8.0 Completion & Commissioning
8.1Completion
1.Seal off any secondary openings within the builders opening after wrapping the gas and water pipes through the brickwork and within the opening itself. (B.S. 5871 Part 1).
2.Take the Boiler Control from the firefront packaging and
connect it to the boiler (Fig. 38).
8.2 Commissioning the Boiler
1.Reference should be made to BS 5449 Section 5 when commissioning the boiler.
2.At the time of commissioning, complete all relevant sections of the Benchmark Checklist at the rear of this publication.
IMPORTANT: The heat exchanger air vent on top of the boiler (Fig. 38) MUST be opened before filling the primary system.
| 3. | Ensure all valves in the water system are turned on. | |
| 4. | The system must be flushed in accordance with BS 7593 | |
| (see Section 5.2) and the flushing agent manufacturers | ||
| instructions. | ||
| 5. | Turn the gas supply on and purge according to in GB BS | |
| 6891 and in IE I.S. 813 "Domestic Gas Installations". | ||
| 6. | Test for gas soundness. | |
| 7. | Ensure all external controls e.g. room stat, timer etc. are | |
| calling for heat and turn on the mains electrical supply. Turn | ||
| the rocker switch at the top right of the boiler to ON. The | ||
| fan and condensate pump will run briefly. | ||
| 8. | The display will count down from 7 to 0, then the current | |
| water temperature will be displayed. | ||
| 9. | When there is a demand for heating the bar on the top | |
| left of the display will be shown and the boiler will | ||
| commence the ignition sequence. | ||
| 10. When ignition is established the ‘flame’ symbol on the | ||
| display is illuminated. The display will indicate the flow | ||
| temperature. The appliance is fully preset, therefore no | ||
| adjustment is required. | ||
| 11. If the boiler fails to ignite within the three ignition | ||
| attempts the error code E133 will appear in the display, ‘E1’ | ||
| alternating with ‘33’. | ||
| 12. To reset the boiler press the reset button for at least 3 | ||
| seconds. The ignition sequence will then recommence. A | ||
| maximum of four resets in a five hour period are allowed. | ||
| 13. When the reset button is activated the number of | ||
Fig. 40 | available reset attempts will be displayed | ||
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© Baxi Heating UK Ltd 2009 | 25 |