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H1008A,D AUTOMATIC HUMIDITY CONTROL
TWO YELLOW
WIRES
HE365
STEAM HUMIDIFIER
HUMIDISTAT
TERMINALS
TO SYSTEM FAN
3
FAN
WIRING
1
6
L1
(HOT)
L2
1
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
2
24V WIRING.
3
REFER TO THE STEAM HUMIDIFIER INSTALLATION
INSTRUCTIONS TO WIRE SYSTEM FAN.
4
CUT JUMPER FOR STEAM HUMIDIFIER CONTROL.
5
FAN TERMINALS G AND CG NOT USED IN THIS APPLICATION.
6
EXTERNAL TRANSFORMER NOT PROVIDED.
7
IF OUTDOOR TEMPERATURE SENSOR IS NOT USED, WIRE HEAT
TERMINALS W AND CW TO FURNACE.
8
IF USING OUTDOOR TEMPERATURE SENSOR, REMOVE FACTORY
INSTALLED JUMPER.
69-1185EF—05
DEHUM
DEHUM
HUM
HUM
HOT
COM
24VAC
TWO RED
WIRES
MUST PLUG INTO CONSTANT 120V OUTLET
Fig. 6. Wiring for fan powered flow-through humidifiers.
14
12
13
DEHUM
DEHUM
HUM
HUM
2
HOT
COM
24 VAC
24
VAC
AUTOMATIC HUMIDITY CONTROL
Fig. 7. Wiring for steam humidifiers.
OUT
OUT
G
CG
CW
W
OFF
TEST
WIRE H1008 IN PARALLEL
WITH FAN TIMER BOARD
TERMINALS
OUT
9
8
OUT
G
5
9
CG
CW
W
OFF
TEST
11
ISOLATED RELAY CONTACTS.
9
10
HEAT ONLY APPLICATION SHOWN. SIMILAR WIRING REQUIRED IN HEAT
AND COOL SYSTEM WITH ONE OR TWO TRANSFORMERS. WHEN HEAT
AND FAN OPERATE SIMULTANEOUSLY WITH ONE RELAY, JUMP W TO G
AND JUMP CG TO CW.
11
POWER SHOULD BE APPLIED TO THIS CONTROL AT ALL TIMES. DO NOT
USE FAN BOARD HUMIDISTAT CONTACTS OR CURRENT SENSING RELAY.
12
CUT JUMPER FOR DEHUMIDIFIER APPLICATION. (DO NOT CUT FOR
VENTILATION SYSTEM.)
DEHUM TERMINALS SWITCH LOW VOLTAGE DEHUMIDIFIERS, HEAT/ENERGY
13
RECOVERY UNITS OR EXTERNAL CONTACTORS THAT SWITCH HIGH
VOLTAGE DEHUMIDIFIERS.
14
JUMPER AND DEHUM TERMINALS NOT PRESENT ON H1008A MODEL.
4
DO NOT REMOVE
FAN TIMER
JUMPER UNLESS
BOARD
YOU ARE USING
AN OUTDOOR
TEMPERATURE
W
G
SENSOR
(OPTIONAL)
SYSTEM COMMON
(REQUIRED)
(REQUIRED)
7
OPTIONAL
OUTDOOR
4
AIR SENSOR
ROOM THERMOSTAT
G
W
FAN
RELAY
FROST
HEAT
FACTOR
RELAY
SETPOINT
DIAL
C
M23420
R
10
FURNACE
TRANSFORMER
L1
(HOT)
L2
1
M13298A
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