AM Series Boiler & Water Heater User Manual
CHAPTER 9
– OPERATION
OMM-0100_E
•
GF-146
•
11/15/2019
Technical Support
•
(800) 526-0288
•
Mon-Fri, 8 am - 5 pm EST Page 119 of 170
Lockout Error Messages
LOC# DESCRIPTION
CHECKS
SOLUTIONS
Loc
30
Internal software error
Replace the power control board
Loc 31
Five times
fl
ame
lost during one
demand
a)
Check detection electrode.
b)
Check for any obstruction on air inlet /
fl
ue exhaust system.
c)
Check for any air inlet contamination from
combustion gas (e.g.
fl
ue exhaust terminal
too much near air inlet terminal).
a)
Try to replace detection electrode.
b)
Remove any obstruction.
c)
Remove the cause of the air inlet contamination.
Loc
32 to
37
Internal software error
Replace the power control board
Loc
38
Flue sensor does
not increase
temperature
when burner on
a)
Check if flue temperature sensor
match section 10.24
b)
Check if flue gas sensor reading
(parameter 1006) increases its
temperature when burner is on.
a)
If temperature sensor does not match section
10.24, it must be replaced.
b)
If temperature does not increase replace the flue
gas sensor or the control board.
9.20 Diagnostics
–
Blocking (Err) Errors
Blocking errors are generated by a permanent fault. There is no way to unlock the unit other
than to resolve the cause of the fault.
To reset a lockout error, do the following:
Resetting the Unit after a Blocking (Err) Error
1.
When the boiler goes into lockout, the
icon will show in the control panel display and
the burner icon(s) (
,
,
, or
) associated with the lockout will blink.
2.
Press the
RESET
button once and the lockout error number will show in the display.
3.
To resolve the error, consult the table of Error (Err) messages in the chart below and
attempt to diagnose and resolve the problem.
4.
To return the display to normal function, press and hold down the
RESET
button for at least
5 seconds.
Blocking Error Messages
ERR#
DESCRIPTION
CHECKS
SOLUTIONS
Err 0
Self Checking
Not needed
a)
During startup, display shows “Err 0”
temporarily, because it’s doing its own self
checking.
Err
45 to 53
Internal software error
Replace the power control board.
Err 54
Flame detected, but
not observed.
-
Replace the power control board.
Err
55 to 58
Low water pressure
error
Check pressure sensor.
Replace the pressure sensor.
