AERCO SWDW68 U-Tube Double-Wall Heaters w/ECS - Manual (Page 12)

HE-
111 − INSTALLATION
Rev B Mar 2013 2-2
WIRE TO
COMPONENTS
M A N
R U N
H O L D
*
83.33
(211.66)
32.18
(81.74)
17.26
(43.84)
COMPOUND
PRESSURE
GAUGE (S/W)
STEAM
INLET
15.44
(39.22)
12.44
(31.60)
13.00
(33.02)
16.00
(40.64)
FOUR .75
(1.91)Ø HOLES
1.63
(4.14)
OUTLET TEMP.
SENSOR
1/2" (1.27)
WATER SOLENOID
2.50" NPT
CONDENSATE
OUTLET
FLOAT & THERMOSTATIC
STEAM TRAP (BY OTHERS)
3/4" PLUGGED
DRAIN
TEMPERATURE
CONTROLLER
1.50 (3.81) THICK
INSULATION
CXT-E
VALVE
VACUUM BREAKER
(STEAM TO WATER)
8.11
(20.60) 3.80
(9.65)
1.75
(4.45)
30.50
(77.47)
18.66
(47.40)
3" NPT COLD
WATER INLET
3" NPT HOT
WATER OUTLET
115 VAC, 2A, 60 HZ
POWER SUPPLY REQUIRED
81.20
(206.25)
9.00
(22.86)
DOUBLE WALL TUBE
LEAK DETECTION PORT
(NOT TO BE PLUGGED)
RECIRC
PUMP
14.90
(37.85)
P&T RELIEF VALVE
1/2" NPT VALVE
TRAP CONNECTION
(STEAM TO WATER ONLY)
2.28
(5.79)
Figure 2-1. AERCO Model DW-24 Heat Exchanger Dimensions