ICP N9MSB Series User Manual

SERVICE AND TECHNICAL SUPPORT MANUAL Gas Furnace: N9MSB
Specifications subject to change without notice.
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Figure 4
Example of Single Stage Furnace Control for PSC Blower Motor
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HEAT
OFF−DELAY
COMPONENT TEST
TERMINAL
P1 − LOW VOLTAGE MAIN
HARNESS CONNECTOR
TRANSFORMER 24−VAC
CONNECTIONS
P2−HOT SURFACE IGNITOR (HSI) & INDUCER
MOTOR (IND) CONNECTOR
115 VAC
(L1) LINE
VOLTAGE
CONNECTION
SPARE1
COM/BLUE
115−VAC (L2) NEUTRAL
CONNECTIONS
24−V THERMOSTAT
TERMINALS
HUMIDIFIER TERMINAL
(24−VAC 0.5 AMP MAX)
3−AMP FUSE
LED OPERATION &
DIAGNOSTIC LIGHT
24VAC/RED
BLOWER SPEED
SELECTION TERMINALS
HUM
XFMR
HUMIDIFIER
TERMINAL
115−VA C
120 180
90 150
SPARE2
J2 JUMPER
J2
HUM
24VAC
BLW
SPARE1
SPARE2
L2
NEUTRAL
EAC 1 AMP
IND
HSI
P2
L1
SPARE3
SPARE3
P1
1−AMP@115VAC
L13F013

ICP N9MSB Series Specifications

General

Brand	ICP
Model	N9MSB Series
Category	Furnace
Language	English