Viessmann Vitogas 100 GS1 Series Start-Up/Service Instructions page 12

Initial Start-up and Service Initial Start-up and Service
Procedures
(continued)
I S
nitial start-up ervice
Technical Data
Boiler Model
CSA input
CSA output / DOE heating capacity
Min. gas supply pressure
Natural gas
LPG
*1
Max. gas supply pressure (flow)
*2
Flue gas
Temperature (gross)
Number of burner tubes
Natural gas flow rate
(0 - 4500 ft. / 0 - 1372 m altitude)
Propane gas flow rate
(0 - 4500 ft. / 0 - 1372 m altitude)
Main burner orifices
diameter
0 - 4500 ft. / 0 - 1372 m
Natural gas
Propane gas
4500 - 7000 ft. / 1372 - 2134 m
Natural gas
Propane gas
7000 - 10 000 ft. / 2134 - 3048m
Natural gas
Propane gas
Pilot burner orifices diameter for
intermittent pilot ignition system
Natural gas
Propane gas
*1
If the gas supply pressure is higher than the maximum permissible value, a separate gas regulator must be installed upstream of the
boiler system.
*2
Measured flue gas temperature after dilution air with combustion air temperature of 68 °F / 20 °C.
*3
Diameters given for altitudes above sea level.
Manifold pressure is 3.5" w.c. for natural gas and 10" w.c. for propane gas for 0 - 4500 ft. / 0 - 1372 m, 4500 - 7000 ft. /
1372 - 2134 m and 7000 - 10 000 ft. / 2134 - 3048 m altitudes.
12
3. Check static, running and manifold gas supply pressure (continued)
Model No. GS1-22
MBH
kW
MBH
kW
" w.c.
" w.c.
" w.c.
°F
°C
3
ft /h
3
m /h
3
ft /h
3
m /h
Ø mm
Ø mm
*3
Ø mm
Ø mm
*3
Ø mm
Ø mm
Ø mm
Ø mm
GS1-29 GS1-35
90 115 145
26 34
76 98 123
22 29
5 5
11 11
14 14
223 216 235
106 102 113
3 4
90 115 145
2.55 3.26 4.11
36 46
1.02 1.30 1.64
2.60 2.55 2.55
1.55 1.55 1.55
2.50 2.45 2.45
1.50 1.50 1.50
2.40 2.35 2.35
1.45 1.45 1.45
0.38 (#26)
0.24 (#24)
WARNING
Always ensure the correct orifices are
installed in the boiler. See table
below.
The boiler must be fired to achieve
the output stated on the rating plate.
Do not overfire the boiler.
GS1-42 GS1-48
165 190
42 48 56
140 161
36 41 47
5 5 5
11 11 11
14 14 14
266 228
130 109
5 6 7
165 190
4.67 5.38
58 66 76
1.86 2.15
2.50 2.50
1.55 1.55
2.40 2.40
1.50 1.50
2.30 2.30
1.45 1.45
GS1-60
240
70
203
60
5
11
14
252
122
9
240
6.80
96
2.71
2.45
1.50
2.35
1.45
2.25
1.40