T-ONE C HE
22 EN
cod. 3541D730 - Rev. 00 - 05/2013
3.3 Commisioning instructions
General
PLEASE NOTE: The combustion for this appliance has been checked, adjusted and preset at the factory for operation
on the gas type defined on the appliance data plate.
Having checked:
• That the boiler has been installed in accordance with these instructions,
• The integrity of the flue system and the flue seals.
• The integrity of the boiler combustion circuit and the relevant seals.
Test mode
Proceed to put the boiler into operation as follows:
1. To operate the boiler in test mode, press the CH keys together for 5 seconds (see fig. 28)
2. The boiler lights at
the ignition percentage rate (40% dependant on model)
fig. 28 - Test Mode
3. The heating power will be displayed 100% - denoted by
flashing ‘1’ then ‘00’ continuously on the LCD display.
4. The flame symbol will be displayed once the boiler has lit.
5. N.B. The ECO symbol will only be displayed if boiler is in
the ECO mode.
6. Use the
CH keys
(part. 3 and 4
fig. 1
) to give the re-
quired output.
7. To exit the test mode, press the
CH keys
(part. 3 and 4
fig. 1
) together for 5 seconds, or leave the boiler to au-
tomatically switch off after 15 minutes or stopping DHW
drawing.
Check the operational (working) gas inlet pressure
Set up the boiler to operate at maximum rate as de-
scribed in section Test mode of section 3.3.
With the boiler operating in the maximum rate condi-
tion check that the operational (working) gas pressure
at the inlet gas pressure test point (see fig. 29) com-
plies with the requirements of section 4.4.
Ensure that this inlet pressure can be obtained with all
other gas appliances in the property working.
fig. 29
Measure the gas rate
Measure the gas rate and check against following table:
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