6 720 220 343
Subject to change without prior notice Revised 07-12
10 IaQ series
alternate electrical & Control Connections
alternate electrical & Control Connections
1
COMMON LEAD
FURNACE
C
HI
LO
CURRENT
SENSING
RELAY
MULTI
SPEED
BLOWER
MOTOR
(HOT)
C
115v.
60CY.
ON-OFF SWITCH
AC L
AC N
HUM
SNSR
24V. SOLENOID VALVE
24 V. TRANSFORMER
L1
C
NO
(HOT)
L2
115v.
60CY.
ON-OFF SWITCH
AIR PRESSURE SWITCH
AC L
AC N
HUM
SNSR
24V. SOLENOID VALVE
24 V. TRANSFORMER
OUTDOOR TEMP. SENSOR
OUTDOOR TEMP. SENSOR
COMMON LEAD
FURNACE
C
HI
LO
CURRENT
SENSING
RELAY
MULTI
SPEED
BLOWER
MOTOR
(HOT)
C
115v.
60CY.
ON-OFF SWITCH
24V. SOLENOID VALVE
24V. SOLENOID VALVE
24 V. TRANSFORMER
L1
C
NO
(HOT)
L2
115v.
60CY.
ON-OFF SWITCH
PRESSURE SWITCH
24 V. TRANSFORMER
HUMIDISTAT
HUMIDISTAT
WIRE
JUMPER
WIRE
JUMPER
2
3
4
Manual Humidistat
1. To furnace control board 24 volts
2. To constant power using 24V transformer and pressure switch
3. To furnace control board 115 volts with 24V transformer
4. To constant power using 24V relay and current sensing relay