Panasonic CS-E9SD3UAW Service Manual page 59

13.3.7 Pump Down Operation By CN-S

A convenience method to activate pump down operation.

Control start condition:
During power standby condition, short CN-S continuously between 1 second and 10 seconds.
o

Control stop condition:
480 seconds after pump down operation starts.
o
CN-S is shorted again during pump down operation.
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