LG LRTBC1825T Service Manual page 19

7-2-5 Test Function
1. Function used compulsory operation for the purpose of performing operation test, service and cleaning. This test function
is performed if pressing the test switch mounted on the automatic ice-maker itself for 0.5 second or more.
2. The test button operates when the test function is not input but at the level status. It does not perform ice-removal control
and water supply control if ices are full during operation of test function
3. Pressing the test button for more than 0.5 seconds at the level the status immediately performs ice-removing operation
irrespective of the ice generation conditions of the ice-making tray.
Caution shall be exercised as water may overflow if operating the test function at the water status that ice-making is not
done. A cycle of water supply is performed at the level adjusting operation after ice-removing operation.
Therefore, the test button allows to check problems in ice-removing operation, level operation and water supply.
4. The test function operates in the normal cycle of ice-making
water supply is completed.
* To check on the amount of water being supplied, press
the Test button. (Hold for 0.5 seconds)
ice-removal returning to the level
- 19 -
water supply if
TEST S/W