Boiler dimensions & ratings – PB Heat EC Series User Manual
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BOILER DIMENSIONS & RATINGS
7. BOILER DIMENSIONS & RATINGS
TAPPING LOCATIONS
Location
Size NPT
Water
Steam
H
3/4"
N/A
Low Limit Control
I
3/4"
Limit Control
Pressure Gauge
L
1/4"
Temperature-Pressure Gauge
Limit Control
M
1/2"
N/A
Gauge Glass and Low Water Cut-Off
N
2"
Optional Return
Return
O
3/4"
Secondary Probe Low Water Cut-Off
Secondary Probe Low Water Cut-Off
P
3/4"
Safety Relief Valve
Safety Valve
Q
1-1/4"
Return
N/A
R
3/4"
Drain Valve
Drain Valve
S
1-1/2"
Optional High Limit
Skim
T
3/4"
N/A
Primary Probe Low Water Cut-Off
U
1/2"
N/A
Gauge Glass w/ Probe LWCO
DIMENSIONS
Boiler
Model
Jacket
Length of
Fire Box
“D”
Rear of
Jacket to Flue
“E”
Flue Outlet
Diameter
“F”
Distance Between
Tappings
“G”
Width
“A”
Depth
“B”
Height
“C”
EC/ECT-03
22-1/2"
15-3/4"
42"
10"
8-3/4"
6"
9-1/16"
EC/ECT-04
22-1/2"
19-15/16"
42"
14-3/16"
10-7/8"
7"
13-1/4"
EC/ECT-05
22-1/2"
24-1/8"
42"
18-3/8"
13"
8"
17-7/16"
EC/ECT-06
22-1/2"
28-5/16"
42"
22-9/16"
15-1/16"
9"
21-5/8"
* Dimensions are approximate.
Figure 7.1: Boiler Dimensions / Purpose of Tappings