FIELD CONTROLS SWGII Manual Do Utilizador
Page 3
INSTALLATION OF SWG POWER VENTER (See Table 1)
Table 1
UNIT SIZING CHART
OIL
GAS
MAXIMUM EQUIVALENT FEET OF VENT
PIPE
MAX*
OIL GPH
INPUT
MAX**
BTU/HR.
IMPUT
AT MAX BTU/HR
INPUT
AT 60% OF MAX
BTU/HR INPUT
VENTING WITH
VENT PIPE SIZE
MODEL
21
80
3”
50
100
4”
N/A
70,000
---
---
---
SWG-3
---
23
3”
35
100
4”
1.10
170,000
65
100
5”
SWGII-4HD
SWG-4s
16
44
4”
51
100
5”
1.85
290,000
95
100
6”
SWGII-5
SWG-5s
SWG-5s
28
78
5’”
68
100
6”
2.65
416,000
100
100
7”
SWGII-6
SWG-6s
SWG-6s
28
78
6”
61
100
7”
3.60
566,000
90
100
8”
SWG-7
26
72
7”
51
100
8”
4.75
740,000
70
100
9”
SWG-8
*Rating at 100 psi. Sizing based on appliance maximum input rate not actual firing rate. **Do not exceed maximum BTU/HR input rating or maximum oil
GPH input. For multiple venting system applications, add the input for each appliance. Category I gas-fired draft induced systems require an SWGII-4HD
or larger. Category III gas-fired draft induced systems require an SWGII-5 or larger.
GPH input. For multiple venting system applications, add the input for each appliance. Category I gas-fired draft induced systems require an SWGII-4HD
or larger. Category III gas-fired draft induced systems require an SWGII-5 or larger.