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Fault Code Recovery
Fault Code Recovery
1.
To view the last 6 faults, press the "Menu" key until the "Last 6
Faults" (L6F) menu appears.
2.
Enter the menu by pressing the "Option" key.
3.
The last 6 faults can be viewed.
Clearing the Last 6 Faults
1.
To clear the last 6 faults, press the "Menu" key until the "Last 6
Faults" (L6F) menu appears.
2.
Enter the menu by pressing the "Option" key.
3.
Hold the "Option" key for at least 5 seconds.
4.
Release and a set of 3 dashes with be seen 3 times. This confirms
the faults have been cleared.
Resetting Factory Defaults
1.
Display must be in Idle Mode.
2.
Push the "Menu" and "Option" buttons at the same time for 15
seconds then release.
3.
The 7 segment will flash "FD" 3 times. This confirms the unit has
been reset to the factory defaults.
A952V-SVX001-1B-EN
Voltage reversed polarity
Bad grounding
(1) Igniter relay fails
(2) Igniter open
1st stage gas valve (MVL) is energized when it should be off
Flame current is low, but still strong enough to allow operation
Open Inducer Limit Switch or Condensate Pressure Switch
(1) 1st stage gas valve not energized when it should be
(2) 1st stage gas valve relay stuck closed
(3) 2nd stage gas valve relay stuck closed
(4) 2nd stage gas valve energized when it should not be
(5) 2nd stage gas valve not energized when it should be
Open fuse
Blower HP/OEM ID
No PM and local copy bad
Both of unit Data File in PM and local Unit Data File are corrupt
Blower motor no communication response
Blower communication failure on the control
I I n n t t e e g g r r a a t t e e d d F F u u r r n n a a c c e e C C o o n n t t r r o o l l D D i i s s p p l l a a y y C C o o d d e e s s
EAC, HUM
LINE
Dry Contacts
Connections
Flame Current
FP
HLI
MVH
MVL
GND
PS2
TH
MVC
HLO
PS1
TR
ILI
12 Pin
Connector
BK W2 W1 R G B/C Y2 Y1 O
BK Jumper
5 Amp Fuse
Neutral
Inducer/Igniter
Connections
Connector
IGN-N
IND-N
IND-LO
IND-HI
IGN-H
7 Segment LED
MENU and OPTION
Select Buttons
Motor
Communications
Personality
Module
Low Voltage Terminal Strip
99
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