Indoor Unit - Panasonic Urban Multi MX1R Series Service Manual

PACD011001C2
3.2

Indoor Unit

3.2.1 Drain Pump Control
1. The drain pump is controlled by the ON/OFF buttons (4 button (1) - (4) given in the figure below).
When the Float Switch is Tripped While the Cooling Thermostat is ON:
∗ 1. The objective of residual operation is to completely drain any moisture adhering to the fin of the indoor
unit heat exchanger when the thermostat goes off during cooling operation.
When the Float Switch is Tripped During Cooling OFF by Thermostat:
Function UM Combination "MA1R Series" Using R-407C
Outline of Control
445