Slant/Fin LX-90 Installation And Operating Instructions Manual page 39

Lynx
B. BLOCKING ERRORS:
condition returns to normal or is fixed. The temperature display shows the error code. Pressing the "Reset"
button is not required.
ERROR CODE
01
02
03
11
12
13
19, 42, 45,
46, 47, 48
20
21
22
24
continued on page 40
Indicated by an "E" in the mode display. Operation is automatically restored, once the
INDICATION
Water Outlet Sensor Open
Water Inlet Sensor Open
Flue Gas Sensor Open
Water Outlet Sensor Shorted
Water Inlet Sensor Shorted
Flue Gas Sensor Shorted
Control Failure
Flame Detected at Wrong Time
Polarity Error
Frequency Error
Earth Connection Faulty
REMEDY
Check wire harness connections going to the
sensor.
Replace the sensor.
Check wire harness connections going to the
sensor.
Replace the sensor.
Check wire harness connections going to the
sensor.
Replace the sensor.
Replace the sensor.
Replace the sensor.
Replace the sensor.
Replace control board. Make sure the proper
boiler model selection and confirmation code is
entered. See Table 5 on page 33.
If a flame is still observed after a call for heat is
stopped, replace the gas valve, If the burner
seems to be shutting down properly, replace the
spark ignitor.
Reverse the hot and neutral power supply wires.
Check power supply frequency to be 60 hz,
certain power supplies may not provide the
proper frequency.
Check grounding of control and boiler chassis.
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