Bs Unit & Indoor Unit Operation Mode Detail - Daikin VRV - WII Service Manual

Function General
1.4 BS unit & Indoor unit operation mode detail
Thermostat ON
Cooling Thermostat OFF
Fan
Stopping
Thermostat ON
Heating
Thermostat OFF
Stopping
∗
1 : The switch for the BS unit is operated when pressure equalization control turns on after cooling/heating mode of other
indoor unit is changed or on the timing of oil returns.
∗
2 : If 20RH:ON, depend on indoor control (200 pulse).
If 20RH:OFF, 0 pulse.
58
Cooling mode
20RH OFF
20RT OFF
Depend on
Indoor Fan
remote controller
Indoor EV Indoor unit control Indoor unit control
20RH OFF
20RT OFF
Depend on
Indoor Fan
remote controller
Indoor EV 0 pulse
20RH OFF
20RT OFF
Indoor Fan OFF
Indoor EV 0 pulse
20RH
20RT
Indoor Fan
Indoor EV
20RH ON
20RT OFF
Indoor Fan LL
Indoor EV 0 pulse
20RH ON
20RT OFF
Indoor Fan OFF
Indoor EV 0 pulse
Outside unit operation mode
Cooling/Heating
Heating mode
mode
OFF
OFF
Depend on
remote controller
OFF
OFF
Depend on Depend on
remote controller remote controller
0 pulse 0 pulse
OFF
OFF
OFF
0 pulse 0 pulse
ON
ON
Depend on Depend on
remote controller remote controller
Indoor unit control Indoor unit control
ON
OFF
LL
(200 pulse) (200 pulse)
∗
OFF 1
OFF
OFF
∗
2 (200 pulse)
SiUS30-604
Stopping
OFF OFF
OFF OFF
Depend on
remote controller
0 pulse
OFF OFF
OFF OFF
OFF OFF
0 pulse
ON
OFF
ON ON
OFF OFF
LL LL
0 pulse
∗
ON ON 1
OFF OFF
OFF OFF
0 pulse
Function