FAFCO Connected Tube CT Series Installation Manual page 47

APPENDIX E — Alternate Methods of Compliance
Acceptable Installation of Valves
Figure 33| Diverter Valve on Return, Isolation on Return
The below figures depict alternate types and locations of the diverter valve and check/isolation valve. Non-draining configurations should be manually drained for
winter, self-draining systems do not require draining for winterization.
Pump
*Installing an isolation valve on the return line has the potential to deadhead, (over-pressurize), the system if closed and supply valve is left open
while operating.
90° Actuator
Self-Draining
180° Actuator
Non Positive
Valve is
Self-Draining
To
Solar
Automation
Equipment
(recommended)
Check
Valve
Filter
Bypass
From
Solar
From
Pool
SOLAR OFF
From
Solar
From
Pool
SOLAR OFF
From
Solar
Solar Drain
Valves
(optional)
Isolation
Valves*
Diverter
Valve
Inlet
Tee
Pool
Solar
Chlorinator
(optional)
To
Pool
To
Pool
Aux
Heater
(optional)
To
Pool
From
Solar
From
Pool
SOLAR ON
From
Solar
From
Pool
SOLAR ON
®
To
Pool
To
Pool
47