[e] DISPLAYING CONTROLLER BOARD SOFTWARE VERSION
1) Press and hold the lock switch.
2) After 3 seconds, the display shows the compressor operating hours.
3) While still holding down the lock switch, press the drain switch three times.
4) The display shows the software version of controller board.
Note: The display shows the software version divided in three parts.
e.g. Ver. 1-1-1 = " 1", "-1", "-1"
[f] DISPLAYING OPERATION BOARD SOFTWARE VERSION
1) Press and hold the lock switch.
2) After 3 seconds, the display shows the compressor operating hours.
3) While still holding down the lock switch, press the drain switch four times.
4) The display shows the software version of operation board.
Note: The display shows the software version divided in three parts.
e.g. Ver. 1-0-0 = " 1", "-0", "-0"
[g] DISPLAYING ERROR LOG AND ONGOING ERROR
1) Press and hold the lock switch.
2) After 3 seconds, the display shows the compressor operating hours.
3) While still holding down the lock switch, press the portion control switch once.
4) The display shows error log.
5) When the display shows "- -" to indicate the end of the error log display mode, press the
portion control switch once.
36