507769-05G / 31-5000656
Page 40 of 55
Issue 2223
Figure 53.
103217-03 Integrated Control
(Automatic Hot Surface Ignition System)
RED LED RECALL BUTTON
BLOWER OFF DELAY
Figure 54.
107163-01 Integrated Control
Heating Blower Off
Delay Selector Switch
Diagnostic LED
Push Button
Error Recall
PARK
HUM2
4
FS
24VCOM
COOL
HE
AT
FA
N
W
C
R
G Y
1/4” Quick Connect Terminal Designations
120V HUM
Power for Humidifier (120VAC)
LINE
Incoming Power Line (120VAC)
XFMR
Transformer Primary (120VAC)
CIRC
Indoor Blower Motor (120VAC)
EAC
Electronic Air Cleaner (120VAC)
HUM24
Power For Humidifier (24VAC)
NEUTRALS (5)
Neutral
3/16” Quick Connect Terminal Designations
COOL
Cool Speed From Indoor Blower Motor
(24VAC)
HEAT
Heat Speed From Indoor Blower Motor
(24VAC)
FAN
Continuous Fan Speed From Indoor
Blower Motor (24VAC)
PARK (3)
Terminals For Unused Motor Speed
Taps
FS
Flame Sensor Electrode (120VAC)
24V COM
Common (24VAC)
Table 14. Terminal Designations
(Applicable to 103217-03 and 107163-01 Controls)
Unit Start-Up
FOR YOUR SAFETY READ BEFORE OPERATING
Do not use this furnace if any part has been underwater.
A flood-damaged furnace is extremely dangerous.
Attempts to use the furnace can result in fire or explosion.
Immediately call a qualified service technician to inspect
the furnace and to replace all gas controls, control
system parts, and electrical parts that have been wet or
to replace the furnace, if deemed necessary.
WARNING
Danger of explosion. Can cause injury or
product or property damage. Should the gas
supply fail to shut off or if overheating
occurs, shut off the gas valve to the furnace
before shutting off the electrical blower
deck, before performing any service
procedure.
WARNING