JOHNSON CONTROLS
41
SECTION 2 - START-UP AND OPERATION
FORM 102.20-OM2
ISSUE DATE: 6/01/2015
2
TABLE
7 -
NA
TURAL
GAS PRESSURE REQUIREMENTS (INCHES WC)
MAXIMUM
ALLOW
ABLE INLET PRESSURE
MINIMUM INLET PRESSURE T
O FIRE
NOMENCLA
TURE
A03
U03
F03
R03
A10
U10
F10
R10
A25
U25
F25
R25
A03
U03
F03
R03
A10
U10
F10
R10
A25
U25
F25
R25
FEA
TURE
GAS BTUS
GAS BURNER PIPING/GAS BURNER TD
GASBURNER PIPING/
AS BURNER TD
OPTION
ANSI
3
U
L 3
FM 3
IRI 3
ANSI 10
U
L 10
FM 10
IRI 10
ANSI 25
U
L 25
FM 25
IRI 25
ANSI
3
U
L 3
FM 3
IRI 3
ANSI 10
U
L 10
FM 10
IRI 10
ANSI 25
U
L 25
FM 25
IRI 25
FUR
-
NACE
OUTPUT
(X10K)
ANSI
3:1
UL
3:1
FM
3:1
IRI
3:1
ANSI
10:1
UL
10:1
FM
10:1
IRI
10
:1
ANSI
25:1
UL
25:1
FM
25:1
IRI
25:1
FURNACE
OUTPUT
(X10K)
ANSI
3:1
UL
3:1
FM
3:1
IRI
3:1
ANSI
10:1
UL
10:1
FM
10:1
IRI
10:1
ANSI
25:1
UL
25:1
FM
25:1
IRI
25:1
015
14
N/A
N/A
N/A
27
N/A
N/A
N/A
N/A
N/A
N/A
N/A
015
4
N/A
N/A
N/A
13
N/A
N/A
N/A
N/A
N/A
N/A
N/A
020
14
N/A
N/A
N/A
27
N/A
N/A
N/A
N/A
N/A
N/A
N/A
020
4
N/A
N/A
N/A
13
N/A
N/A
N/A
N/A
N/A
N/A
N/A
025
14
N/A
N/A
N/A
27
N/A
N/A
N/A
N/A
N/A
N/A
N/A
025
4
N/A
N/A
N/A
13
N/A
N/A
N/A
N/A
N/A
N/A
N/A
030
14
N/A
N/A
N/A
27
N/A
N/A
N/A
N/A
N/A
N/A
N/A
030
4
N/A
N/A
N/A
13
N/A
N/A
N/A
N/A
N/A
N/A
N/A
035
N/A
14
N/A
27
N/A
27
N/A
27
N/A
N/A
N/A
N/A
035
N/A
5
NA
4
N/A
4
N/A
4
N/A
N/A
N/A
N/A
040
N/A
14
N/A
27
N/A
27
N/A
27
N/A
27
N/A
27
040
N/A
5
NA
5
N/A
5
N/A
5
N/A
18
N/A
18
045
N/A
14
N/A
27
N/A
27
N/A
27
N/A
27
N/A
27
045
N/A
5
NA
5
N/A
5
N/A
5
N/A
18
N/A
18
050
N/A
14
N/A
27
N/A
27
N/A
27
N/A
27
N/A
27
050
N/A
5
NA
5
N/A
5
N/A
5
N/A
18
N/A
18
060
N/A
27
N/A
27
N/A
27
N/A
27
N/A
27
N/A
27
060
N/A
6
NA
6
N/A
6
NA
6
N/A
19
N/A
19
075
N/A
27
N/A
27
N/A
27
N/A
27
N/A
27
N/A
27
075
N/A
6
NA
7
N/A
7
NA
7
N/A
19
N/A
19
085
N/A
27
N/A
27
N/A
27
N/A
27
N/A
27
N/A
27
085
N/A
9
NA
8
N/A
9
NA
8
N/A
19
N/A
19
100
N/A
27
N/A
27
N/A
27
N/A
27
N/A
27
N/A
27
100
N/A
11
NA
9
N/A
11
NA
9
N/A
20
N/A
20
125
N/A
27
N/A
27
N/A
27
N/A
27
N/A
27
N/A
27
125
N/A
8
NA
7
N/A
8
N/A
7
N/A
20
N/A
20
150
N/A
27
N/A
27
N/A
27
N/A
27
N/A
27
N/A
27
150
N/A
11
NA
9
N/A
11
N/A
9
N/A
20
N/A
20
175
N/A
27
N/A
27
N/A
27
N/A
27
N/A
55
N/A
55
175
N/A
15
NA
12
N/A
15
N/A
12
N/A
34
N/A
34
200
N/A
27
N/A
27
N/A
27
N/A
27
N/A
55
N/A
55
200
N/A
15
NA
12
N/A
15
N/A
12
N/A
38
N/A
38
225
N/A
N/A
27
27
N/A
N/A
27
27
N/A
N/A
55
55
225
N/A
N/A
8
11
N/A
N/A
8
11
N/A
N/A
34
34
250
N/A
N/A
27
27
N/A
N/A
27
27
N/A
N/A
55
55
250
N/A
N/A
8
11
N/A
N/A
8
11
N/A
N/A
35
35
275
N/A
N/A
27
27
N/A
N/A
27
27
N/A
N/A
55
55
275
N/A
N/A
11
10
N/A
N/A
11
10
N/A
N/A
39
39
300
N/A
N/A
27
27
N/A
N/A
27
27
N/A
N/A
55
55
300
N/A
N/A
11
11
N/A
N/A
11
11
N/A
N/A
40
40
325
N/A
N/A
27
27
N/A
N/A
27
27
N/A
N/A
55
55
325
N/A
N/A
8
9
N/A
N/A
8
9
N/A
N/A
41
41
350
N/A
N/A
27
27
N/A
N/A
27
27
N/A
N/A
55
55
350
N/A
N/A
8
9
N/A
N/A
8
9
N/A
N/A
48
48
375
N/A
N/A
27
27
N/A
N/A
27
27
N/A
N/A
55
55
375
N/A
N/A
8
10
N/A
N/A
8
10
N/A
N/A
49
49
400
N/A
N/A
27
27
N/A
N/A
27
27
N/A
N/A
55
55
400
N/A
N/A
9
10
N/A
N/A
9
10
N/A
N/A
48
48
Note:
Gas pressure requirements at the inlet to the main manual shutof
f cock of the gas train.