Utica Boilers JE 安装指导
25
TO RETURN
CITY
W
ATER SUPPL
Y
CITY
W
ATER SUPPL
Y
WA
TER LINE
A
TO RETURN
WA
TER LINE
A
1.1/2
67 SERIES CUT
OFF
WA
TER LINE
NO. 150
OR NO. 93
STEAM BOILERS
- SERIES S
BOILER TAPPINGS ARE AVAILABLE FOR ALL CONNECTIONS SHOWN
NOTE:
Mount
electrical
supply
on
opposite side.
McDONNELL FEEDER CUTOFF
COMBINATION
McDONNELL PUMP CONTROL AND LOW-WATER CUTOFF USED WITH CONDENSATE RECEIVER
AND ELECTRIC BOILER FEED PUMP
SEPARATE McDONNEL FEEDER AND SEPARATE McDONNEL LOW-WATER
CUTOFF
BOILER SIZE
USE
300 THRU 1500
No
. 47-2* Control Mounts in Gauge Glass
Ta
ppings
NOTE: For multiple bo
iler inst
allat
io
n with gravity return, use feeder Cut
off
Co
mbinatio
n o
r separate feeder and separate cuto
ff o
n each bo
iler.
FOR CLOSED HEATING SYSTEMS
DIMENSION A = 2 • 2 ½
*
These items available t
hro
ugh yo
ur Distributo
r.
BOILER SIZE
USE
300 THRU 1500
No
. 247
mechanical f
eeder or
No
.
101-24V electric f
eeder with tr
ansf
ormer
- f
or use
on closed heating systems only
.
NOTE: For multiple installatio
n wit
h co
ndensate t
ank and single bo
iler feed
pump, use No
. 93 o
n each bo
iler to
operat
e mo
to
rized valve in each bo
iler
feed line.
FOR CLOSED HEATING SYSTEMS DIMENSION A - 2 = 2 ½ inches
FOR PROCESS OR PARTIAL PROCESS SYSTEMS
DIMENSION A - 1 = 1 ½ inches
BOILER PIPING
Figure 33 - Boiler Tappings