Appendix
38
Installation and maintenance instructions ecoVIT exclusiv 0020258610_00
No.
Procedure
Comment
Required tool
8
If the CO
₂
is not within the tolerance:
Adjust the CO
₂
and then take the
measurement again
9
After setting the CO
₂
, activate chimney
sweep mode again and measure the
CO
₂
content
Target value for nominal heat input:
–
9.2 vol.%
±
0.3 with natural gas H
CO
₂
analyser
9
CO measurement (target value <
80 ppm)
CO analyser
10
Checking the condensate tray, siphon
and condensate discharge for leak-
tightness
Carry out a visual check or also use
CO analysers to go along the sealing
points.
11
Switching off the product and switching
it back on again
End the chimney sweep mode
12
Programme the heating control with the
customer and check that the domestic
hot water/heating are working correctly
Handing over the operating instructions
to the customer
13
Stick sticker 835593 "Read the oper-
ating instructions" on the front of the
product, in the language spoken by the
end user
J
Technical data
Technical data
–
General
VKK 226/4-H
VKK 226/4-L
VKK 286/4-H
VKK 286/4-L
VKK 366/4-H
VKK 366/4-L
Designated country (des-
ignation in accordance
with ISO 3166)
DE (Ger-
many),
AT (Austria)
DE (Ger-
many),
AT (Austria)
DE (Ger-
many),
AT (Austria)
DE (Ger-
many),
AT (Austria)
DE (Ger-
many),
AT (Austria)
DE (Ger-
many),
AT (Austria)
Approved unit categories
II
2ELL3P
(DE),
II
2H3P
(AT)
II
2ELL3P
(DE),
II
2H3P
(AT)
II
2ELL3P
(DE),
II
2H3P
(AT)
II
2ELL3P
(DE),
II
2H3P
(AT)
II
2ELL3P
(DE),
II
2H3P
(AT)
II
2ELL3P
(DE),
II
2H3P
(AT)
Gas connection, boiler
side
R 3/4 inch
R 3/4 inch
R 3/4 inch
R 3/4 inch
R 3/4 inch
R 3/4 inch
Flow/return heating con-
nections, boiler side
Rp1
Rp1
Rp1
Rp1
Rp1
Rp1
Air/flue connection
80/125 mm
80/125 mm
80/125 mm
80/125 mm
80/125 mm
80/125 mm
Condensate discharge
pipe (min.)
21 mm
21 mm
21 mm
21 mm
21 mm
21 mm
G20 natural gas flow
pressure
2 kPa
(20 mbar)
2 kPa
(20 mbar)
2 kPa
(20 mbar)
G25 natural gas flow
pressure
2.5 kPa
(25.0 mbar)
2.5 kPa
(25.0 mbar)
2.5 kPa
(25.0 mbar)
G31 liquid gas flow pres-
sure
5 kPa
(50 mbar)
5 kPa
(50 mbar)
5 kPa
(50 mbar)
5 kPa
(50 mbar)
5 kPa
(50 mbar)
5 kPa
(50 mbar)
Gas flow rate at 15 °C
and 1013 mbar (G20)
2.3 m
³
/h
2.9 m
³
/h
3.7 m
³
/h
Gas flow rate at 15 °C
and 1013 mbar (G25)
2.7 m
³
/h
3.3 m
³
/h
4.3 m
³
/h
Gas flow rate at 15 °C
and 1013 mbar (G31)
1.7 m
³
/h
1.7 m
³
/h
2.1 m
³
/h
2.1 m
³
/h
2.7 m
³
/h
2.7 m
³
/h
Min. flue gas mass flow
rate (G20)
3.9 g/s
4.2 g/s
5.3 g/s
Max. flue gas mass flow
rate (G20)
10.0 g/s
12.2 g/s
15.8 g/s
Min. flue gas temperature
(at tV/tR = 80/60 °C)
62
℃
62
℃
62
℃
62
℃
62
℃
62
℃
Max. flue gas temperat-
ure (at tV/tR = 80/60 °C)
70
℃
70
℃
75
℃
75
℃
75
℃
75
℃
Approved gas-fired units
C13x, C33x,
C43x, C53x,
C83x, C93x,
B23, B23P,
B33, B33P
C13x, C33x,
C43x, C53x,
C83x, C93x,
B23, B23P,
B33, B33P
C13x, C33x,
C43x, C53x,
C83x, C93x,
B23, B23P,
B33, B33P
C13x, C33x,
C43x, C53x,
C83x, C93x,
B23, B23P,
B33, B33P
C13x, C33x,
C43x, C53x,
C83x, C93x,
B23, B23P,
B33, B33P
C13x, C33x,
C43x, C53x,
C83x, C93x,
B23, B23P,
B33, B33P
