MOTOR
THERMAL
PROTECTOR
FAN DELAY
ELEMENT
THERMOSTAT
120-277V WHITE
208-240V BLACK
LINE
BLACK
GND
ALARM
INDICATOR
LIGHT
120-277V WHITE
208-240V BLACK
LINE
BLACK
GND
ALARM
INDICATOR
LIGHT
THERMAL
PROTECTOR
FAN DELAY
MOTOR
THERMOSTAT
FAN DELAY
ALARM
INDICATOR
LIGHT
THERMAL
PROTECTOR
120-277V WHITE
208-240V BLACK
LINE
BLACK
GND
ELEMENT
ELEMENT
MOTOR
DISCONNECT
DISCONNECT
DISCONNECT
MOTOR
THERMAL
PROTECTOR
FAN DELAY
ELEMENT
THERMOSTAT
120-277V WHITE
208-240V BLACK
LINE
BLACK
GND
ALARM
INDICATOR
LIGHT
120-277V WHITE
208-240V BLACK
LINE
BLACK
GND
ALARM
INDICATOR
LIGHT
THERMAL
PROTECTOR
FAN DELAY
MOTOR
THERMOSTAT
FAN DELAY
ALARM
INDICATOR
LIGHT
THERMAL
PROTECTOR
120-277V WHITE
208-240V BLACK
LINE
BLACK
GND
ELEMENT
ELEMENT
MOTOR
DISCONNECT
DISCONNECT
DISCONNECT
IMPORTANT: OWNER SHOULD RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE
3320 SERIES
WD-1
WD-2
WD-3
WD-4
WD-5
WD-6
WD-7
WD-8
Form 9822
ECO # 1-5800
WD-1
WD-2
WD-3
WD-7
WD-6
WD-5
3320 with Disconnect and Double Pole Thermostat
3320 with Disconnect
3320 with Disconnect and Single Pole Thermostat
3320 with Disconnect, Single Pole Thermostat and Day/Night Relay
3320 with Disconnect and Double Pole Thermostat
3320 with Disconnect
3320 with Disconnect and Single pole Thermostat
3320 with Disconnect, Single Pole Thermostat and Day/Night Relay
E3321 , HF3325
& HF3326
All models except
E3321 , HF3325
& HF3326
WD #
MODEL #
OPTIONS
MOTOR
THERMAL
PROTECTOR
FAN DELAY
ELEMENT
THERMOSTAT
120-277V WHITE
208-240V BLACK
LINE
BLACK
GND
ALARM
INDICATOR
LIGHT
DISCONNECT
1
2
4
5
6
DAY/
NIGHT
RELAY
SET BACK T-STAT/CONTROL & POWER SUPPLIED BY OTHERS
WD-4
MOTOR
THERMAL
PROTECTOR
FAN DELAY
ELEMENT
THERMOSTAT
120-277V WHITE
208-240V BLACK
LINE
BLACK
GND
ALARM
INDICATOR
LIGHT
DISCONNECT
1
2
4
5
6
DAY/
NIGHT
RELAY
SET BACK T-STAT/CONTROL & POWER SUPPLIED BY OTHERS
WD-8
