He- 111 − installation – AERCO SWDW68 U-Tube Double-Wall Heaters w/ECS User Manual
Page 13
HE-
111 − INSTALLATION
Rev B Mar 2013
2-3
AERCO
*
1
0
9
0
0
96.20
(244.35)
25.11
(63.78)
11.52
(29.26)
5.22
(13.26)
39.87
(101.27)
VACUUM BREAKER
(STEAM TO WATER)
COMPOUND
PRESSURE
GAUGE (SW)
CXT-E
VALVE
STEAM INLET
3/4" PLUGGED
DRAIN
TEMPERATURE
CONTROLLER
P&T RELIEF VALVE
1/2" (1.27)
WATER SOLENOID
1.00 (2.54)
1/2" NPT VALVE
TRAP CONNECTION
(STEAM TO WATER ONLY)
FLOAT &
THERMOCSTATIC
STEAM TRAP
(BY OTHERS)
4" 150# FLG
CONDENSATE
OUTLET
1.50 (3.81) THICK
INSULATION
FOUR .75
(1.91)Ø HOLES
OUTLET TEMP.
SENSOR
16.50
(41.91)
19.50
(49.53)
21.00
(53.34)
24.00
(60.96)
2.50
(6.35)
2.88
(7.32)
115 VAC, 2A, 60 HZ
POWER SUPPLY
REQUIRED
DOUBLE WALL TUBE
LEAK DETECTION PORT
(NOT TO BE PLUGGED)
27.24
(69.19)
15.97
(40.56)
14.00
(35.56)
36.00
(91.44)
RECIRC
PUMP
WIRE TO
COMPONENTS
3" NPT HOT
WATER OUTLET
89.00
(226.06)
3" NPT
COLD
WATER
INLET
Figure 2-2. AERCO Model DW-45 Heat Exchanger Dimensions