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Pump Tanks Chapter 6: Appendix 36 of 36
Typical Dual Well Chilled Water Pump Tank Piping System
1/4" swing check valve located 12
"
above highest point in return line
Tower water return and supply
Bypass
Chilled water return
Chilled water supply
Backflow preventer
(by others)
Overflow
T
P
T
P
Dual chilled
water reservoir
Return
Drain
Cold side
T
P-1
P
P-2 P-3
P
P
Hot side
T
Return
To container
(by others)
Standby
Makeup
Evaporator
Condenser
Chiller
Caution! Do not connect city water makeup if glycol is used in the system
Caution! Do not connect to draw if glycol is used in the system. Pipe to catch drum or
overflow tank.