Typical Fan Center And Oil Burner With Isolation Relay; Typical Gas Furnace; Fan Control With Hot Water Coil; Zoning In Heating Only No Zone Controlled Cooling - EWC Controls ULTRA-ZONE ST2E Series Technical Bulletin

#6: TYPICAL FAN CENTER AND OIL
BURNER WITH ISOLATION RELAY
OUTDOOR
CONDENSING
UNIT
Y Y
C C
FAN
CENTER
C
Y
G
R
ISOLATION RE LAY
T
HEATING RELAY
T
#8: FAN CONTROL
WITH HOT WATER COIL
**CUT 'J1' JUMPER**
OUTDOOR
CONDENSING
UNIT
Y Y
C C
AIR
HANDLER
C
Y
G
R
ISOLATION
RELAY
JUMPERS
T
HEATING RELAY
T
4
EWC Controls Inc. •
Model
K5
ZONE2
SW2
MOTOR
OPEN
M6
M4
K2
M2
CLOSE
M1
ZONE1 SW1
MOTOR
OPEN
K1
M6
M4
M2
CLOSE
M1
24V
K4
T'FORMER
2
CB1
1
K8
B
O
X
Y
K9
W
G
R
CONTROLS
Englishtown
Model
K5
ZONE2
SW2
MOTOR
OPEN
M6
M4
K2
M2
CLOSE
M1
SW1
ZONE1
MOTOR
OPEN
K1
M6
M4
M2
CLOSE
M1
24V
K4
T'FORMER
2
CB1
1
K8
B
O
X
Y
K9
W
G
R
CONTROLS
Englishtown
CUT
385 Highway 33 •

#7: TYPICAL GAS FURNACE

OUTDOOR
CONDENSING
UNIT
Y
C
GAS
FURNACE
C
Y
W
G
R
#9: ZONING IN HEATING ONLY
NO ZONE CONTROLLED COOLING
rol Panel
R6
K6
C6
+
D11
D12
D10
D9
D3
D4
D6
D5
K7
R7
C7
+
D21
CAUTION
D22
PLEASE read all
D20
instructions carefully
D19
before starting the
installation procedures.
D24
D23
D25
ADDITIONAL
D26
ZONE PANEL
CONTROL SYSTE M
Englishtown, NJ 07726 • 800-446-3110
ZONE2
SW2
MOTOR
OPEN
M6
M4
M2
CLOSE
M1
ZONE1 SW1
MOTOR
OPEN
M6
M4
M2
CLOSE
M1
24V
T'FORMER
2
CB1
1
B
O
X
Y
W
G
R
ZONE 2 THERMOSTAT
W Y R O
ZONE 2
T'STAT
C
W
Y
R
ZONE 1 THERMOSTAT
ZONE 1 W Y R O
T'STAT
C
W
Y
R
FIELD
INSTALLED
JUMPER
R1
0
B
G
0
R
C
+
-
• FAX 732-446-5362
Model
K5
K2
K1
K4
K8
K9
CONTROLS
Englishtown
B G
B G