AERCO KC1000 Low NOx Boiler July 2011 - Manual (Page 103)

APPENDIX G
G-3
CONNECT
5/
8''
I.D
. HOSE TO CONDENSATE DRAIN
SHELL DRAIN VALVE
RELIEF VALVE
SD
-A
-713
BOILERS COMBINATION HEATING
&
KC LOW NOx SERIES GAS FIRED
INTERFERENCE WITH REMOVAL OF BOILER PANELS AND COVERS
.
LOCATE GAS PRESSURE REGULATOR A MINIMUM OF
2'
FROM BOILER
.
5)
LOCATE WATER INLET AND OUTLET FITTINGS
(i.
e.
UNIONS
, ELBOWS
, ETC
.)
AND ALL PIPING A MINIMUM OF
6''
FROM BOILER FITTINGS TO PREVENT
3)
ALL
(*)
ITEMS ARE INCLUDED SEPARATELY IN SHIPMENT
.
TO A CONVENIENT FLOOR DRAIN
.
RELIEF VALVE SHOULD BE PIPED VERTICALLY TO A HEIGHT
18
'' ABOVE FLOOR
.
2)
SHELL DRAIN VALVE AND CONDENSATE HOSE SHOULD BE ARRANGED TO PERMIT THE FLUIDS TO DRAIN FREELY
, BY GRAVITY
,
NOTES
:
Y STRAINER UNION CHECK VALVE STOP VALVE
6)
SEE PRODUCT SPECIFICATION FOR PRESSURE DROPS AT VARIOUS FLOWS
.
(NOTE
5) 6''
GAS SUPPLY
4)
THIS IS A TYPICAL INSTALLATION DRAWING
.
LOCAL CODES AND AUTHORITIES SHOULD BE CONSULTED
.
1)
FOR ACTUAL SIZES AND LOCATIONS OF PIPING AND OTHER CONNECTIONS TO THE BOILER
, SEE DIMENSIONAL DRAWING
.
1-
1/
4''
MANUAL SHUTOFF
DIRT TRAP
2'
JK
1-
22
-07
NTS
B
C
LEGEND
HEATING SYSTEM RETURN
EXPANSION COMPONENTS TYPICAL LOCATION OF MAKE
-UP
, ELIMINATION AND
SUPPLY
DIAPHRAGM TYPE EXPANSION TANK
PREVENTER BACKFLOW
WATER
FILL VALVE PRESSURE REDUCING
LINE SIZE BYPASS
AUTOMATIC AIR VENT
AIR
SYSTEM PUMP
SEPARATOR
HEATING SYSTEM SUPPLY
2'-
10
'
HEADER TEMP
.
SENSOR
2'
(NOTE
5) 6''
TO DRAIN
COMB
. BALANCING
/STOP VALVE
DOMESTIC WATER BOILER PLANT
MOTORIZED GLOBE OR BALL VALVE WITH END SWITCH
DOMESTIC WATER STORAGE TANK
COMBINATION SYSTEM PUMP
*
*
SWING CHECK VALVE
SUPPLY OUTLET 4"
150
FLG
'D
4"
150
FLG
'D
RETURN INLET
APPD
.
CHKD
.
DWN
.BY
SIZE
SCALE
DATE
REV
.
NORTHVALE
, NJ
07647
INTERNATIONAL
, INC
.
AERCO
CZ
1-
22
-07
7)
FOR DUAL
-FUEL INSTALLATION
:
- INSTALL APPROPRIATE REGULATOR FOR CURRENT FUEL IN USE
.
- INSTALLER MUST CHECK WITH LOCAL CODES REGARDING ACCEPTABLE METHOD OF DESIGNING DUAL GAS PIPING SYSTEM TO PREVENT DIRECT FLOW OF FUEL FROM ONE SYSTEM OF GAS PIPING INTO ANOTHER
(FOR EXAMPLE
, FROM NATURAL GAS TO
PROPANE
, AND VICE VERSA
).
GAS SUPPLY
- SEE GF
-1030
FOR GAS PIPING INSTALLATION
(FOR DUAL
-FUEL INSTALLATION
, SEE NOTE
7)
MAINTAIN A REGULATED
8.
8''
W
.C
. PRESSURE
(NATURAL GAS
) /
7.
7"
W
.C
.
(PROPANE GAS
) AT MAXIMUM BTU
/H INPUT
MANDATORY GAS PRESSURE REGULATOR
(SUPPLIED BY OTHERS
)
(FOR DUAL
-FUEL INSTALLATION
, SEE NOTE
7)