44
– measure the CO
2
and verify that it corresponds to the value
appearing in the table. If not, turn the “CO
2
adjuster screw
(splitter)” (7) of the gas valve until you obtain the CO
2
value
of the table. Make any other necessary measurements.
Edea T
CO
2
(G20)
CO
2
(G31)
Qmax
(% ± 0,2)
Qmax
(% ± 0,2)
25
9,2
10,2
35
9,2
10,2
– press the button
<
to make the boiler operate at minimum
power "Lo". The message
"Lo"
will appear on the display
together with the flashing symbols
l
and
n
– measure the CO
2
and verify that it corresponds to the value
appearing in the table. If not, turn the “CO
2
adjuster screw
to the minimum power (offset)” (8) of the gas valve until you
obtain the CO
2
value of the table. Make any other necessary
measurements.
Edea T
CO
2
(G20)
CO
2
(G31)
Qmin
(% ± 0,2)
Qmin
(% ± 0,2)
25
9,2
10,2
35
9,0
10,0
– press the button
y
to exit the "Chimney sweeper Proce-
dure”. The boiler water delivery temperature will appear on
the display
– disconnect the pressure gauge, carefully close the pressure
point (6), test for gas tightness, put the control panel back to
the original position and refit the front panel (2). Now con-
duct a flue gas analysis as detailed in APPENDIX 2.
7.7
Gas conversion
The
Edea T
models can be transformed from G20 to G31-based
operation by installing the "Nozzle kit for G31", which must be
ordered separately from the boiler, and by editing
"PAR 01"
as
specified in the table.
Edea T
G31
Kit code
PAR 01
25
(*)
5185153
6 or 7
35
5185155
11
(*) To set parameter PAR 01 correctly, check the fan model on
the technical data plate and set the parameter according
to the installed model as described in the paragraph "List
of parameters".
m
CAUTION
Only qualified persons in compliance with the in-
structions contained in this manual are permitted
to install, commission and maintain this boiler. The
installation of this boiler must be in accordance with
the relevant requirements of the current Gas Safe-
ty (installation and use) Regulation 1998, the local
building regulations, and I.E.E. wiring regulations.
a
WARNING
Before carrying out any interventions described:
– isolate the power supply
– isolate the gas cock
– avoid contact with any hot surfaces.
OFF
Fig. 52
7.7.1 Preliminary operations
To carry out the conversion:
– remove the screws (1), pull the front panel (2) forwards and
release it from the top by lifting it
1
2
Fig. 53
Summary of Contents for 8116910
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Page 54: ...54 9 EXPLODED VIEWS Frame ...
Page 55: ...55 Hydraulic assembly ...
Page 56: ...56 Exchanger Combustion ...
Page 57: ...57 Control panel ...
Page 58: ...58 Gas valve Air gas duct Fan ...
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