Fujitsu Waterstage WOYK150LJL Manual de instalación - Página 16
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(5) When LED display changes as shown in the below fi gure, close the 3-way valve on
the gas pipe side tightly.
PUMP
POWER/
ERROR
DOWN
MODE
(L1)
●
○
●
○
●
Sign "
": Lights off, "
": Lights on
• If the valve on the gas pipe side is not closed, refrigerant may fl ow into the piping
after the compressor stops.
Step (4)
Closing direction
Hexagon wrench
Liquid pipe
(6) LED display changes after 1 minute as shown in the fi gure below.
PUMP
POWER/
ERROR
DOWN
MODE
(L1)
●
○
●
○
●
Sign "
": Lights off, "
": Lights on
Fans and compressor stop automatically.
• If the pump down is successfully completed (the above LED display is shown), the
outdoor unit remains stopped until the power is turned off.
(7) Turn the power off.
PUMP
POWER/
ERROR
DOWN
MODE
(L1)
○
○
○
○
Sign "
": Lights off
Pump down is completed.
NOTES:
• To stop pump down, press the [PUMP DOWN] button again.
• To start the pump down again after the compressor is automatically stopped due to
an error, disconnect the power supply and open the 3-way valves. Wait 3 minutes,
reconnect the power supply and start the pump down again.
• When starting the operation after completion of the pump down, disconnect the power
supply, and then open the 3-way valves. Wait 3 minutes, reconnect the power supply
and perform a test run in the "COOL" operation mode.
• If an error occurs, recover the refrigerant from service port.
En-15
LOW
PEAK
NOISE
CUT
(L2)
(L3)
(L4)
(L5)
○
○
○
○
Step (5)
Closing direction
Gas pipe
PEAK
LOW NOISE
CUT
(L2)
(L3)
(L4)
(L5)
○
○
○
○
PEAK
LOW NOISE
CUT
(L2)
(L3)
(L4)
(L5)
○
○
○
○
(L6)
●
(L6)
○
(L6)
○