Reference dimensions are ± 10%
All dimensions are ± 1"
MM/DD/YY MM/DD/YY
1/2"=1'
Custom
Dwg No.
Customer / Job name:
Scale:
Description:
Date:Drawn/
Revised by:
Checked/
Apv. by:
Revision:
Description:
Date:Drawn/
Revised by:
Checked/
Apv. by:
Revision:
AE 09/17/10
5562
Schematic Piping Diagram
PID (3)HWD to (2)HET
AE 12/16/10
1
CW
HWS
CW
HWRHWR
ET
Make-up
Water
From System
To System
CW
HETHET HETHET
HWS
HWR Hot Water Return
HWS Hot Water Supply
CD Condensate Drain
WH Water Heater with Stand
CNK Condensate Neutralizer
HET
Storage Tank
ET Expansion Tank
CW Cold Water
Pump
Ball valve
Check valve
Flow direction
Pressure Relief valve
Thermometer
Aquastat
Drain valve
Air vent
Ball Valve with built-in Drain
Valve
Gas cock
Floor drain
Temperature Sensor
TS
TS
WH-1
CNK
WH-3WH-2
CD
CD
CD
CD
Reference dimensions are ± 10%
All dimensions are ± 1"
MM/DD/YY MM/DD/YY
1/2"=1'
Custom
Dwg No.
Customer / Job name:
Scale:
Description:
Date:Drawn/
Revised by:
Checked/
Apv. by:
Revision:
Description:
Date:Drawn/
Revised by:
Checked/
Apv. by:
Revision:
AE 09/17/10
5562
Schematic Piping Diagram
PID (3)HWD to (2)HET CWIS
HWR Hot Water Return
HWS Hot Water Supply
CD
Condensate Drain
WH Water Heater with Stand
CNK Condensate Neutralizer
HET Storage Tank
ET
Expansion Tank
CW Cold Water
Pump
Ball valve
Check valve
Flow direction
Pressure Relief valve
Thermometer
Aquastat
Drain valve
Air vent
Ball Valve with built-in Drain
Valve
Gas cock
Floor drain
Temperature Sensor
TS
CW
CW
HETHET
To System
TS
HETHET
HW
HWS
CW
CW
CW
WH-1
CNK
WH-3WH-2
CD
CD
CD
CD
HWR
HWR
HWR
From System
CW
ET
Make-up
Water
35
PART 5. PIPING
Three water heater
schematic to two tanks
Three water heater
schematic to two
tanks with CWIS
™
IMPORTANT NOTE: The above are representative drawings; must conform to local codes. Consult factory for
Custom System Solutions.
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