W8835A controlling a zone valve or circulator relay panel
FAN RELAY CENTER
24 VOLT TRANS
2
C
R
Y
G
CONDENSER
C
Y
1
1
R 8222B1067 RELAYS
2
IF IT IS A HEAT-ONLY APPLICATION THE R AND C WILL COME FROM A TRANSFORMER RATHER THAN A FAN
RELAY CENTER. IN THAT APPLICATION THE Y AND G SHOWN IN THIS DIAGRAM WOULD NOT BE USED.
Fig. 13. Wiring reference, Zone Valve or Circulator Relay Panel
Jumper in place
L
C
Rh
Rc
W1/E
W2
NOTE:
W3/AUX
FOR THE AQUASTAT AND CIRCULATOR WIRING,
SEE THE INSTALLATION INSTRUCTIONS FOR
Y1
THE HYDRONIC RELAY PANEL.
Y2
G
O/B
HUM
HUM
DHUM
O
DHUM
VENT
VENT
DAMPERS
ZONE 1
ZONE 2
M6 M4 M1
M6 M4 M1
1
1
R (T)
W (T)
R (T)
W (T) R (T)
ZONE 1
ZONE 2
CIRCULATOR OR ZONE VALVE RELAY PANEL
13
W8835 ENVIRAZONE PANEL
W8835A
N
1 2 3 4 5 6 7 8 9 10
ALL SWITCHES ARE UP
ZONE 3
M6 M4 M1
1
2
3
1
W (T)
ZONE 3
EN
1
M31127
68-0258—04