73
74
LP-532 REV. 8.13.2014
LP-532 REV. 8.13.2014
Error code
Meaning
Cause
AGM Error
(Manual reset)
Failed to control gas and air
mixture, the exhaust gas exceeds
limits or causes noises.
Hot water supplied is not reaching
target setting
Failure event
AGM operation error.
Check point
① AGM recognizes zero point after turning off and on the power.
Check indication of error after basically turning off and on the power.
If the erro is still present, turn off the power and manually move the
AGM handle (blue) and turn on the power to clear the error.
② Check wiring line connection
carefully.
③
Check fan inlet/outlet hole is completely
opened after stopping the operation.
Chapter 4 Troubleshootion
Error code
Meaning
Cause
Flame detector error
(Automatic reset)
When flame is detected before
ignition, error code 72 appears.
Failure event
Flame detected before ignition.
Check point
■ From more than DC 2.5V after ignition safety cut-off will appear
①
When setting before ignition is less than DC 2.5V : Replace infrared sensor
②
When setting after ignition is more than DC 2.5V : Replace infrared sensor
Flame detector sensor setting (Please check after closing
front cover)
ITEM
Normal operating settings
Before ignition
More than DC 2.5V
After ignition
Less than DC 2.5V
① Ensure the appliance cover is secured. Flame detection
sensor can dtect external light source and cause an error code.
Please check flame detection sensor's connecting line and
ensure correct position as shown.
Chapter 4 Troubleshootion