User Guide

I C M
2 8 01
AUTOMATIC IGNITION FURNACE
7313 William Barry Blvd.
North Syracuse, NY 13212
ICM CONTROLS 800.365.5525
www.icmcontrols.com
LII350
ENVIRONMENT
• Ambient Temperature
 – Operating:-40ºFto176ºF
 – Storage:-40ºFto185ºF
• Humidity:5%to95%R.H.(non-condensing)@+55ºF
• Vibration:13.8Hz@0.2Gsforonehourineachorthogonalaxis
• Flame Speed:UL94-VOrating
ELECTRICAL
• Voltage Range:Line(98to132VAC)@60Hz
• Ignitor:5A@120VAC
• Cool Blower:10A,2HP,240VAC
• Heat:5A,240VAC
• Inducer Motor:4AFLA,8ALRA@120VAC
• Gas Valve:1.5A@30VAC
SPECIFICATIONS
TIMING
•Trial for Ignition:7.0seconds
 – Ignitionactivationperiod=5seconds
 – Flameestablishingperiod=2seconds
• Flame Failure Response Time:0.8secondsmaximum
• Inducer Pre-Purge Time:5seconds
• Inducer Post-Purge Time:15seconds
• Ignitor Warm Up Time:35seconds
• Total Trials for Ignition:3(automaticallyresetafteronehour)
• Heat Blower On Delay:90seconds
 (Fieldadjust:60,75,and90secs)
• Heat Blower Off Delays:150seconds
 (Fieldadjust:120,150,and180secs)
• Cool Blower On Delay:3seconds
• Cool Blower Off Delay:18seconds
BLOWER SPEEDS
MODEL HEAT COOL
05010 Med High
05012 Low High
07512 Med High
07516 Low High
10016 MedLow High
10020 MedLow High
12520 MedHigh High
15020 High MedHigh
LEGEND
BDSS: Blowerdoorsafetyswitch
 ROS: Rolloutswitch
 LS: Limitswitch
 PS: Pressureswitch
T’STAT: Wallthermostat
 XFMR: Transformer
 IGN: Hotsurfaceignitor
 CAP: Capacitor
 VM: Ventmotor
 GV: Gasvalve
 FS: Flamesensor
WIRING DIAGRAM
STATUS LED
ON Solid NO Fault
1ash
Ignitionfailure(after3
triesandstartofsoft
lockout)
2ashes
Pressureswitchstuck
closed
3ashes
Pressureswitchfailed
toclose
4ashes
Limitswitchfailed
open
5ashes
Flamepresentwith
gasvalveoutputoff
Rapid
Flashing
Wrongpolarityof
120VACandNeutral