Install Instructions

Before
Before
After
After
Page 4 of 4 www.fast-stat.com
Zone Valve with Z-TV-W Aquastat (Varies by manufacturer - see www.fast-stat.com for additional wiring diagrams)F
3 2 1
T
TV
Z
W
Aquastat
Sender
Purple
Red
Black
White
Black
Purple
White
Black
Purple
White
Purple
Red
Black
White
Thermostat
Cable
3 2 1
Thermostat
Cable
Thermostat Thermostat
3 2 1
T
TV
Z
W
Aquastat
Zone Valve
Zone Valve
Zone Valve
Zone Valve
Thermostat
Cable
3 2 1
Thermostat
Cable
Thermostat
W C
R
Thermostat
R
C
W
Sender
W R R W
Receiver
Common
Maker
Receiver
Common
Maker
R
W
Sender
Purple
Red
Black
White
Black
Purple
White
Thermostat
Cable
Thermostat
TT
Control
Equipment
R
W
Thermostat
Cable
Thermostat
TT
Control
Equipment
C
External Transformer
24V Transformer
External Transformer
24V Transformer
Receiver
Common
Maker
Externally Powered EquipmentE