Main Functions
SiUS071735EB
27
Functions and Control
1.7.2 If the Float Switch is OFF with the Thermostat ON in Cooling Operation
When the float switch stays OFF for 5 sec., the thermostat turns OFF.
After the thermostat turns OFF, the drain pump continues to operate for another 5 minutes.
1: If the float switch turns ON again during the residual operation of the drain pump, cooling
operation also turns on again (thermostat ON).
2: If the float switch remains OFF even after the residual operation of the drain pump has ended,
the error code
A3
is determined.
3: The drain pump turns OFF once residual operation has ended, then turns ON again after 5
seconds.
4: After
A3
is determined and the unit comes to an abnormal stop, the thermostat will remain OFF
even if the float switch turns ON again.
1.7.3 If the Float Switch is OFF with the Thermostat OFF in Cooling
Operation
When the float switch stays OFF for 5 sec., the drain pump turns ON.
If the float switch remains OFF even after the residual operation of the drain pump has ended,
the error code
A3
is determined.
The drain pump turns OFF once residual operation has ended, then turns ON again after 5
seconds.
OFF
OFF
ON
ON
ON
OFF
ON
OFF
5 min.
5 min. 5 sec.
5 sec. 5 min. 5 sec.
(R24610)
Float switch
Error display
Thermostat
(running)
Drain pump
A3
∗
1
∗
2
∗
4
∗
3
5 sec.
5 sec.
OFF
OFF
ON
ON
ON
OFF
ON
OFF
5 min. 5 sec.
5 sec.
5 min.
5 min.
5 sec.
(R24611)
Float switch
Error display
Thermostat
(running)
Drain pump
A3
Summary of Contents for FDMQ09RVJU
Page 12: ...SiUS071735EB 1 List of Functions Part 1 List of Functions 1 Functions 2 ...
Page 14: ...SiUS071735EB 3 Specifications Part 2 Specifications 1 Specifications 4 ...
Page 125: ...SiUS071735EB Check Service Diagnosis 114 15 18 24 class R25105 1 2 3 4 Multimeter ...
Page 127: ...SiUS071735EB Check Service Diagnosis 116 15 18 24 class R20704 W V U DC_P1 DC_N1 ...
