78 PB
OPERATION
Outdoor Unit Field Settings
Step 3:
Turn on the power via the electrical disconnect.
Step 4:
Switch S4-2 to ON position on the checker board, the outdoor unit starts, and the current frequency value
is displayed on the 7 segment display.
Step 5:
The frequency value will keep changing until "CLOS" is displayed on the 7 segment display, then please
check whether the liquid stop valve is closed.
Step 7:
Turn off the power and the procedure for recovering refrigerant is finished.
Step 6:
When "GOOD" is displayed on the 7 segment display, please close the stop valve of the gas piping with an
Allen wrench in a clockwise direction within 10s.
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