Si18-201 System control
Main Functions 113
3.5 Equalizing Control
Purpose of the
Function
To provide equalizing control after a standby operation in order to prevent the compressor from
locking due to insufficient equalizing and to ensure smooth compressor startup.
Equalizing Control in Cooling
4-way valve
Command frequency
Outdoor unit upper fan
Outdoor unit lower fan
Delay time of fan OFF
EVP
EVL
EVG
Each room motorized
valve
BP bypass motorized
valve
Equalizing interval timer
Standby
operation
3 min standby timer 180 sec
OFF
OFF
700 rpm
650 rpm
150 sec
450 pulses
450 pulses
52 pulses
Fully closed 0 pulse
Fully closed 0 pulse
450 pulses 450 pulses 450 pulses
100 pulses
0 pulse
450 pulses
0 pulse
80 sec
450 pulses
0 pulse
25 sec
25 sec
(M1006)
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