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3
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d) Depress “AUTO LOUVER” switch and check that the louver is activated normally without abnormal sound. Depress
“AUTO LOUVER” again so that the louver will stop. If there is abnormal sound, remove the panel and adjust the fitting
condition of connection parts in the panel corner cove. Ensure that the panel is mounted correctly to the unit body,
otherwise the panel may be deformed.
e) The temperature control will be invalid though the protection device will be activated during the test run. If alarm
occurs, find out the cause of abnormality according to Technical Catalog. And again perform the test run after solving
the problems.
f) According to the label “Checking of Outdoor Unit by 7-segment Display on PCB1” attached to the rear side of the front
cover of the outdoor unit, inspect temperature, pressure, operation frequency, and connected indoor unit numbers by
the 7-segment displays.
g) To end the test run, wait for 2 hours or push “RUN/STOP” switch again.
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Check the operation range according to page I.
Do not touch any of the parts by hand at the discharge side, since the compressor chamber and the pipes at
the discharge side are heated to above 194°F(90°C).
DO NOT PUSH THE BUTTON OF THE MAGNETIC SWITCH(ES). It will cause a serious accident.
Do not touch any electrical components for at least 10 minutes after turning OFF the main switch.
Check that the refrigerant piping setting and electrical wiring setting are for the same system, by operating the
indoor unit one by one.
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