Trane S8B1A040M3PSC Installation, Operation And Maintenance

S8XB-SVX001-1B-EN
61
Is the IFC Seven
Segment LED on?
Refer to Gas Furnace Silicon Nitride igniter Models
Service Manual to supplement this informa!on.
Publica!on Number 34-3405-09
What is the fault
code? See FAULT
LED Codes page
Go to L6F
YES
GETTING STARTED
Is 120 VAC
measured at
transformer?
NO
Is 120 VAC measured
between Line and
Neutral at the IFC?
NO
Is 120 VAC
measured
between Line
and Neutral at J-
box?
NO
Verify Panel Loop is
connected
YES
Repair high voltageNO
Is 24 VAC
measured at
transformer?
YES
Replace XfmrNO
YES
Is 24 VAC
measured at TH
and TR at IFC?
Repair wiringNO
Replace IFC
YES
YES
E01 Fault Code
DEFINITION :
Internal Failure of the Control Board
Replace IFC
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Trane S8B1A040M3PSC Specifications

General

Brand	Trane
Model	S8B1A040M3PSC
Category	Furnace
Language	English