User's Manual

SDT/SET Installation & Operation Manual
26
9 High Output Piping
PRESSURE
REDUCING VALVE
PRESSURE
GAUGE
BACKFLOW
PREVENTER
MAKE UP WATER
SYSTEM
SUPPLY
SENSOR
AIR
SEPARATOR
TO
SYSTEM
BALL VALVE
(TYPICAL)
SYSTEM
CIRCULATOR
EXPANSION
TANK
DRAIN POINT
(TYPICAL)
FROM
SYSTEM
COLD
WATER
IN
ANTI-SCALD
MIXING VALVE
HOT
WATER
OUT
TEMPERATURE/
PRESSURE
RELIEF VALVE
BOILER
TANK SENSOR/
AQUASTAT
SOLAR SENSOR
NOT TO EXCEED 4 PIPE DIA. OR
A MAXIMUM OF 12 “ APART
Y-STRAINER
(RECOMMENDED)
DOMESTIC
HOT WATER
CIRCULATOR
BOILER
CIRCULATOR
BOILER BACKUP
HEAT EXCHANGER
(SDT MODELS ONLY)
UNION
(TYPICAL)
TEMPERATURE/
PRESSURE
GAUGE
DRAIN
PRESSURE
RELIEF VALVE
KNIGHT
BOILER
SQUIRE
SOLAR
HEAT EXCHANGER
DRAIN
(FIELD SUPPLY)
CHECK VALVE
RECIRCULATION
PUMP
Figure 9-1 Indirect Boiler with Series Piping
Please note that these illustrations are meant to show system piping concept only, the installer is responsible
for all equipment and detailing required by local codes.
NOTICE
Table 9A
Parallel Configuration
Model
Boiler
Flow
GPM
Boiler
Loop
Temperature
Continuous
Draw
GAL/HR*
First Hour
Rating
GAL*
Max Input
BTU/HR
SDT065
20 180° F 338 396 253,399
SDT080
20 180° F 344 414 257,897
SDT119
20 180° F 466 567 349,360
Table 9B SDT Parallel Friction Loss
FRICTION LOSS SDT PARALL
E
6
0.00
10.00
20.00
30.00
40.00
50.00
60.00
70.00
80.00
6
FT/HD
FLOW
FRICTION LOSS SDT PARALL
E
E
L
119
065 & 080
065 & 080
119
60 70 80
065 & 080
119
E
L
10
0
20
30
40
50
60
70
80
* Tank temperature was 140°F.