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17
Completion
For the Republic of Ireland it is necessary to complete a “Declaration of Conformity” to indicate compliance to I.S. 813. An
example of this is given in the current edtion of I.S. 813. In addition to this it is necessary to complete the Log Book.
18
Operational Checks
1. The flue system must be visibly checked for soundness.
2. On Central Heating allow the system to warm up and manipulate the Central Heating temperature control knob, check the
burner modulates up and down between the high and low settings.
3. Range rate the thermal power for Central Heating, as detailed in
Section 20 (Setting the gas pressures).
4. Run the Domestic Hot Water, manipulate the Domestic Hot Water temperature control knob to check the burner modulates
up and down between the high and low settings. Regulate the hot water flow rate to achieve the desired temperature rise.
5. Balance the Central Heating system until all return temperatures are correct and equal.
6. Turn the ON/OFF button OFF, disconnect the pressure Gauge, retighten screw and relight boiler.
7. Re-examine Central Heating, Domestic Hot Water and Cold Water supplies for soundness.
8. Check the appearance of the gas flame to assess the adequacy of the combustion air supply.
9. If external controls have been disconnected, reconnect and test.
10. Refit boiler casing.
19
Instructing the End User
1. Hand over this copy of the Installation, Servicing and Operating instructions supplied with the appliance, and explain how to
use the timeclock and room thermostat if fitted.
2. Show the End User how to switch the appliance off quickly, and indicate the position of the electric supply isolator.
3. Inform the End User of the location of all drains, isolating valves and air vents.
4. Explain how to turn the appliance off for both short and long periods and advise on the precautions necessary to prevent
damage in the event that the appliance is inoperative when freezing conditions occur.
5. Finally advise the End User that, for continued safe and efficient operation, the appliance must be serviced by a competent
person at least once a year.
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