Aerco, Appendix f, Legend – AERCO KC1000 Water Heater July 2011 User Manual
Page 105: Sd -a -709
APPENDIX F
F-5
CONNECT
5/
8''
I.D
. HOSE TO CONDENSATE DRAIN
SHELL DRAIN VALVE
RELIEF VALVE
SD
-A
-709
WITH STRATIFIED PEAK STORAGE TANK
KC
1000 1
MIL
. BTU LOW NOx
6)
LOCATE WATER INLET AND OUTLET FITTINGS
(i.
e.
UNIONS
, ELBOWS
, ETC
.)
A MINIMUM OF
6''
FROM WATER HEATER FITTINGS TO
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
:
DRAIN VALVE
UNION
CHECK VALVE
STOP VALVE
5)
HOSE CONNECTION AT HEATER OUTLET IS FOR INITIAL HEATER CALIBRATION DURING START
-UP
.
(NOTE
6)
6''
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 HEATER
, SEE DIMENSIONAL DRAWING
.
REMOTE ALARM CONNECTION
7.
7"
W
.C
. (
PROPANE GAS
) AT MAXIMUM BTU
/H INPUT
GAS IN
- SEE GF
-1030
FOR GAS PIPING INSTALLATION
MAINTAIN A REGULATED
8.
8"
W
.C
. PRESSURE
(NATURAL GAS
)/
1-
1/
4''
MANUAL SHUTOFF
*
DIRT TRAP
2'
JK
113006
NTS
A
D
LEGEND
TO DRAIN
T
T
SIZE INLET FOR
(NOTE
6)
6''
AT REQUIRED TEMP
. RISE
SET AT FLOW
THROTTLING VALVE
T
6''
(NOTE
6)
CONNECTION
HOSE
3:
1
PREFERRED
DIA
. RATIO
: 2
:1
MIN
.,
TANK HEIGHT TO
HOT WATER OUT
CAPACITY OF HEATER
DIA
. =
2/
3
TANK DIA
.
INLET BAFFLE
FLOW
2
FT
/SEC
PUMP
(SEE NOTE
7)
EXPANSION TANK
7)
PUMP SHOULD BE CAPABLE OF HEATER
'S RATED FLOW AT DESIGN TEMPERATURE RISE
.
FOR TWO TEMPERATURE ZONE INSTL
.
RELIEF VALVE
THERMOMETER
T
COLD WATER SUPPLY
120
°F HOT
WATER OUT
140
°F
120
°F RECIRC
TEMPERING VALVE
*
*
140
°F RECIRC
BALANCING VALVE
APPD
.
CHKD
.
DWN
.BY
SIZE
SCALE
DATE
REV
.
NORTHVALE
, NJ
07647
INTERNATIONAL
, INC
.
AERCO
8)
MOUNT TEMPERATURE SWITCH
1/
3
UP FROM THE BOTTOM OF THE TANK
, SWITCH WILL TURN PUMP ON AND OFF
.
SWITCH (NOTE
8)
TEMPERATURE
VACUUM BREAKER
BACKFLOW PREVENTER
(NOTE
12
)
BREAKER
VACUUM
(NOTE
10
)
12
) WHEN REQUIRED BY LOCAL CODES
, A VACUUM BREAKER MUST BE INSTALLED WITH THE STORAGE TANK
.
10
) IF PERMITTED BY LOCAL CODES
, A CHECK VALVE MAY BE USED IN PLACE OF A BACKFLOW PREVENTER
.
11
) CONSULT LOCAL CODES FOR PROPER TYPE OF CONNECTIONS TO STORAGE TANK
.
GAS FIRED WATER HEATER
MANDATORY GAS PRESSURE REGULATOR
(SUPPLIED BY OTHERS
)
(FOR DUAL
-FUEL INSTALLATION
, SEE NOTE
9)
(FOR DUAL
-FUEL INSTALLATION
, SEE NOTE
9)
DUAL GAS PIPING SYSTEM TO PREVENT DIRECT FLOW OF FUEL FROM ONE SYSTEM OF GAS PIPING
-
INSTALL APPROPRIATE REGULATOR FOR CURRENT FUEL IN USE
.
-
INSTALLER MUST CHECK WITH LOCAL CODES REGARDING ACCEPTABLE METHOD OF DESIGNING
INTO ANOTHER
(FOR EXAMPLE
, FROM NATURAL GAS TO PROPANE
, AND VICE VERSA
).
9)
FOR DUAL
-FUEL INSTALLATION
:
PREVENT INTERFERENCE WITH REMOVAL OF HEATER PANELS
.
WHEN A FLEX CONNECTOR IS FACTORY SUPPLIED
BY AERCO
, IT MUST BE INSTALLED AT THE HOT WATER OUTLET CONNECTION OF THE WATER HEATER
.
ALL PIPING
&
ELECTRIC CONNECTIONS
(SERVICE SWITCHES
, CONDUIT BOXES
) SHOULD BE
6"
AWAY FROM SIDE PANELS
.
LOCATE GAS PRESSURE REGULATOR A MINIMUM OF
2'
FROM HEATER
.