Watts AERCO Benchmark 2.0LN, Operating & Maintenance Instructions

Page: 76 / 101

APPENDIX F
F-1
PRESS
./TEMP
.
GAUGE
CONDENSATE DRAIN
PRESS
. RELIEF VA
.
2"
NPT GAS
INLET CONN
.
4"
-150
#
FLG
'D
HOT WATER OUTLET CONN
.
1-
1/
2"
NPT
DRAIN CONN
.
8"
EXHAUST
OUTLET
4"
-150
#
FLG
'D
COLD WATER INLET CONN
.
DOOR SWING
4"
CONCRETE PAD
-SET UNIT FLUSH AT REAR
THIS AREA TO
28
55
-1
/2
23
30
(76
.2
)
BE ACCESSIBLE FOR MAINTENANCE
6-
3/
4
12
-1
/4
23
2-
1/
4
2-
3/
8
8-
1/
2
18
(45
.7
)
68
-1
/2
27
-1
/4
15
-3
/16
13
-3
/16
7-
3/
16
BENCHMARK
2
MIL
. BTU LOW NOx
AP
-A
-798
GAS FIRED BOILER
DIMENSIONAL DRAWING
12
-3
/16
5-
9/
16
1)
ALL DIMENSIONS SHOWN ARE IN INCHES
(CENTIMETERS
)
NOTES
:
ASME B
&
PV CODE SECTION IV STAMP H
240
210
(PSIG
)
TEST PRESS
.
TEMP
. (
°F
)
MAXIMUM
MAX
. WORKING
PRESS
. (
PSIG
)
160
HEAT EXCHANGER
&
COMBUSTION CHAMBER DESIGN STANDARDS
HT
'G SURFACE
SQ
.FT
.
112
MIN
. RELIEF VA
.
CAPACITY MBH
2000
CONTROL PANEL DISPLAY
(14
.1
)
(30
.9
)
(71
.1
)
(140
.9
)
(58
.4
)
(21
.6
)
(6
.0
)
(5
.7
)
(174
.0
)
(69
.2
)
(38
.6
)
(33
.5
)
(18
.2
)
(58
.4
)
(31
.1
)
(17
.1
)
LIFTING LUGS
2)
RELIEF VALVE AND CONDENSATE TRAP ARE INCLUDED SEPARATELY IN SHIPMENT
3/
4"
ELECTRICAL
CONDUIT CONNECTION
A
CZ
021506
OPTIONAL CONNECTION FOR
8"
DIAMETER SEALED
COMBUSTION AIR DUCTWORK
TO
8"
X
6"
AIR INLET ECCENTRIC
REDUCING COUPLING PN
. 123681
INTERNATIONAL
, INC
.
AERCO
NORTHVALE
, NJ
07647
APPD
.
REV
.DATE
SCALE DWN
.BY
CHKD
.
DATE SIZE
37
.93
C
.G
.
(96
.34
)
13
.35
C
.G
.
(33
.91
)
79
1"
NPT GAS
VENT CONN
.
FOR
"IRI GAS
TRAIN OPTION
"
ONLY
32
.42
C
.G
.
(82
.35
)
3-
3/
5
(9
.1
)
1/
2
REV
A