installation, operating and service instructions eva series boiler

TABLE 6 - EQUIVALENT OF STANDARD PIPE FITTING & VALVES
VALVES FULLY OPEN
Pipe
Size
I.D.
Inches
Gate
Globe
Angle
Swing
Check
90°
Elbow
45°
Elbow
90° Tee, Flow
through Run
90° Tee, Flow
through
Branch
1/2"
3/4"
1"
1-1/4"
0.622
0.824
1.049
1.380
0.35
0.44
0.56
0.74
18.6
23.1
29.4
38.6
9.3
11.5
14.7
19.3
4.3
5.3
6.8
8.9
1.6
2.1
2.6
3.5
0.78
0.97
1.23
1.6
1.0
1.4
1.8
2.3
3.1
4.1
5.3
6.9
1-1/2"
2"
2-1/2"
3"
1.610
2.067
2.469
3.068
0.83
1.10
1.32
1.60
45.2
58
69
86
22.6
29
35
43
10.4
13.4
15.9
19.8
4.0
5.2
6.2
7.7
1.9
2.4
2.9
3.6
2.7
3.5
4.1
5.1
8.0
10.4
12.4
15.3
4"
6"
4.026
6.065
2.1
2.6
112
140
56
70
26.8
40.4
10.1
15.2
5.4
8.1
6.7
10.1
20.1
30.3
Equivalent lengths are for standard screwed fittings and for screwed, flanged, or welded valves
relative to schedule 40 steel pipe.
WARNING
Table 7 lists gas inputs at sea level to 2000 feet altitude.
additional 1000 feet above sea level.
Reduce gas input four percent (4% ) for each
Boiler Model
TABLE 7: RATED INPUT
Rated Capacity (CFH)
Natural
LP/Propane
Gas Connection Size (inc dia.)
EVA-250
250
100
1
EVA-500
500
200
1-1/ 4
EVA-750
750
300
1-1/ 2
EVA-1000
1000
400
1-1/ 2
EVA-1500
1500
600
1-1/ 2
EVA-2000
2000
800
1-1/ 2
EVA-2000S
2000
800
1-1/ 2
EVA-2500
2500
1000
2
EVA-3000
3000
1200
2
20