CKT04 ADDENDUM
102
8. Select ON. Press DONE to initiate PUMP DOWN.
Approximately one minute later, the compressor
should start operating. Check the amperage at the
compressor wiring to see the compressor operation
status. Close liquid service valve approximately two
minutes after compressor has come on. Compressor
will stop automatically then close the gas service valve
immediately.
9. To terminate PUMP DOWN, select PUMP DOWN
screen again. Press OFF. Press DONE to terminate
PUMP DOWN.
10. Once PUMP DOWN is set, navigate to HOME screen.
After finishing PUMP DOWN operation, unit will stop
automatically. Unit will show error code "E11" after the
PUMP DOWN operation starts.
NOTE
: Refrigerant cannot be collected to the outdoor
unit completely if the system is overcharged or if there
is a delay in closing the liquid service valve and gas
service valve. Evacuate the left over refrigerant from
the system using a recovery machine.