Aerco, Appendix f, Legend – AERCO KC1000 Water Heater July 2011 User Manual
Page 104: Sd -a -708
APPENDIX F
F-4
COLD WATER IN
CONNECT
5/
8"
I.D
. HOSE TO CONDENSATE DRAIN
SHELL DRAIN VALVE
*
RELIEF VALVE
*
HOUSE RECIRCULATION
HOT WATER OUT
INLET BAFFLE
6
(NOTE
6)
6
TANK HEIGHT TO DIA
. RATIO
: 2
:1
MIN
.,
3:
1
PREFERRED
SIZE INLET FOR FLOW
<
2
FT
/SEC
OXYGEN ANALYZER
DIA
.=
2/
3
TANK DIA
.
EXPANSION TANK
GAS IN
- SEE GF
-1030
FOR GAS PIPING INSTALLATION
1-
1/
4"
MANUAL SHUTOFF
*
DIRT TRAP
T
T
T
THROTTLING VALVE
- SET AT
DRAIN
FLOW CAPACITY OF HEATER AT REQUIRED TEMP
. RISE
2'
(NOTE
6)
PUMP
SWITCH
TEMPERATURE
(NOTE
8)
8)
MOUNT TEMPERATURE SWITCH
1/
3
UP FROM THE BOTTOM OF THE TANK
, SWITCH WILL TURN PUMP ON AND OFF
.
7)
PUMP SHOULD BE CAPABLE OF HEATER
'S RATED FLOW AT DESIGN TEMPERATURE RISE
.
1)
FOR ACTUAL SIZES AND LOCATIONS OF PIPING AND
2)
SHELL DRAIN VALVE AND CONDENSATE HOSE SHOULD BE ARRANGED
TO PERMIT THE FLUIDS TO DRAIN FREELY
, BY GRAVITY
, TO A FLOOR DRAIN
.
4)
THIS IS A TYPICAL INSTALLATION DRAWING
. LOCAL CODES AND AUTHORITIES SHOULD BE CONSULTED
.
5)
HOSE CONNECTION AT HEATER OUTLET IS FOR INITIAL HEATER CALIBRATION DURING START
-UP
.
6)
LOCATE WATER INLET AND OUTLET FITTINGS
(i.
e.
UNIONS
, ELBOWS
, ETC
.)
A MINIMUM OF
6"
FROM WATER HEATER
3)
ALL
(*)
ITEMS ARE INCLUDED SEPARATELY IN SHIPMENT
.
OTHER CONNECTIONS TO THE HEATER
, SEE DIMENSIONAL DRAWING
RELIEF VALVE SHOULD BE PIPED VERTICALLY TO A HEIGHT
18
" ABOVE THE FLOOR
.
NOTES
:
CHECK VALVE
THERMOMETER
DRAIN VALVE
STOP VALVE
T
UNION
LEGEND
9)
HEATERS SHOULD BE PIPED REVERSE RETURN AS SHOWN OR BALANCING DEVICES ON THE HEATERS SHOULD
BE EMPLOYED
.
GAS FIRED WATER HEATER
KC
1000 1
MIL
. BTU LOW NOx
MULT
. UNIT
&
STRAT
. TANK INSTALLATION
NORTHVALE
, NJ
07647
INTERNATIONAL
, INC
.
APPD
.
DWN
.BY
SCALE
DATE
DATE
JK
NTS
113006
AERCO
SD
-A
-708
D
REV
.
TAP FOR
(SEE NOTE
7)
HOSE CONNECTION
(WHEN EMPLOYED
)
(NOTE
11
)
(NOTE
13
)
BREAKER
VACUUM
VACUUM BREAKER
BACKFLOW PREVENTER
13
) WHEN REQUIRED BY LOCAL CODES
, A VACUUM BREAKER MUST BE INSTALLED WITH THE STORAGE TANK
.
11
) IF PERMITTED BY LOCAL CODES
, A CHECK VALVE MAY BE USED IN PLACE OF A BACKFLOW PREVENTER
.
12
) CONSULT LOCAL CODES FOR PROPER TYPE OF CONNECTIONS TO STORAGE TANK
.
7.
7"
W
.C
. (
PROPANE GAS
) AT MAXIMUM BTU
/H INPUT
(FOR DUAL
-FUEL INSTALLATION
, SEE NOTE
10
)
MANDATORY GAS PRESSURE REGULATOR
(SUPPLIED BY OTHERS
)
MAINTAIN A REGULATED
8.
8"
W
.C
. PRESSURE
(NATURAL GAS
)/
(FOR DUAL
-FUEL INSTALLATION
, SEE NOTE
10
)
INTO ANOTHER
(FOR EXAMPLE
, FROM NATURAL GAS TO PROPANE
, AND VICE VERSA
).
DUAL GAS PIPING SYSTEM TO PREVENT DIRECT FLOW OF FUEL FROM ONE SYSTEM OF GAS PIPING
-
INSTALLER MUST CHECK WITH LOCAL CODES REGARDING ACCEPTABLE METHOD OF DESIGNING
10
) FOR DUAL
-FUEL INSTALLATION
:
-
INSTALL APPROPRIATE REGULATOR FOR CURRENT FUEL IN USE
.
BY AERCO
, IT MUST BE INSTALLED AT THE HOT WATER OUTLET CONNECTION OF THE WATER HEATER
.
FITTINGS
, TO PREVENT INTERFERENCE WITH REMOVAL OF HEATER PANELS
.
WHEN A FLEX CONNECTOR IS FACTORY SUPPLIED
ALL PIPING
&
ELECTRIC CONNECTIONS SHOULD BE
6"
AWAY FROM SIDE PANELS
.
LOCATE GAS PRESSURE REGULATOR A MINIMUM OF
2'
FROM HEATER
.