Notes on the documentation 2
0020214272_04 atmoTEC exclusive, atmoTEC plus Installation and maintenance instructions
7
2
Notes on the documentation
2.1
Observing other applicable documents
▶
You must observe all the operating and installation in-
structions included with the system components.
2.2
Storing documents
▶
Pass these instructions and all other applicable docu-
ments on to the system operator.
2.3
Validity of the instructions
These instructions apply only to:
Product article number
VC DE 104/4-7 A-P
0010018739
VC DE 104/4-7 A-L
0010018740
VC DE 104/4-7 A-H
0010018741
VCC 194/4-5 120 (E-DE), surface-
mounted
0010024478
VCC 194/4-5 120 (E-DE), concealed
0010024480
VCC 194/4-5 120 (LL-DE), surface-
mounted
0010024479
VCC 194/4-5 120 (LL-DE), concealed
0010024481
VCW DE 194/4-5 A-L
0010017844
VCW DE 194/4-5 A-H
0010017845
VCW DE 204/4-7 A-P
0010018745
VCW DE 204/4-7 A-L
0010018746
VCW DE 204/4-7 A-H
0010018747
VCW DE 244/4-5 A-L
0010017846
VCW DE 244/4-5 A-H
0010017847
VCW DE 254/4-7 A-P
0010018742
VCW DE 254/4-7 A-L
0010018743
VCW DE 254/4-7 A-H
0010018744
Applicability:
VCC 194/4-5 120 (E-DE), surface-mounted, VCC 194/4-5
120 (E-DE), concealed, VCC 194/4-5 120 (LL-DE), surface-mounted, VCC
194/4-5 120 (LL-DE), concealed
These instructions are only valid in conjunction with the in-
structions for:
–
VIH R 120/6 B
–
Cylinder retrofitting set
–
VRT 350
–
Piping set
–
Surface-mounted piping set for 120 l
–
Concealed piping set for 120 l
3
Product description
3.1
Design of the product
3
4
5
6
14
13
8
9
10
11
12
7
2
1
1
Diaphragm expansion
vessel
2
Flue gas temperature
monitor (safety func-
tion) *
3
Automatic air vent
4
NTC (2x)
5
Expansion relief valve
6
Pump (the type may
vary)
7
Electronics box
8
Prioritising diverter
valve
9
Gas valve assembly
10
Flow meter (only on
products with integrated
domestic hot water
generation)
11
Secondary heat
exchanger (only on
products with integrated
domestic hot water
generation)
12
Burner
13
Primary heat exchanger
14
Down-draught diverter
* The flue gas temperature monitor is installed on the left or
the right of the down-draught diverter, depending on the unit
output.
3.2
Information on the data plate
The data plate is mounted on the underside of the product at
the factory.
Information on the data
plate
Meaning
VC, VCC, VCW
Type designation
10, 19, 20, 24, 25
Unit output
/4
Unit generation
-5 = plus, -7 = exclusive
Unit type
V
Mains voltage
W
Power consumption
Hz
Mains frequency
MPa
Max. line pressure
