Toshiba RAV-SM404MUT-E Service Manual page 30

No. Item
6 Fan speed control
(Continued)
7 Cool air discharge
preventive control
Outline of specifications
(Ceiling type)
CODE No. Standard
[5d]
0000
SW501 (1)/(2) OFF/OFF
Tap HEAT COOL HEAT COOL HEAT COOL HEAT COOL
F1
F2
F3
F4
F5 HH
F6 HH
F7 H+ H+
F8 H
F9 H
FA L+
FB L+ L
FC L
FD UL
3) In heating operation, the mode changes to [UL] if thermostat
is turned off.
4) If Ta ≥ 25°C when heating operation has started and when
defrost operation has been cleared, the air conditioner
operates with (H) mode or higher mode for
1 minute after Tc entered in E zone of cool air discharge
preventive control (No. 7).
5) In automatic cooling/heating operation, the revolution
frequency of (HH) is set larger than that in the standard
cooling/heating operation.
F5 → F4
Ta ˚C
47
42
F5
6) Self-clean operation
When performing self-clean operation after stopping the
cooling operation, the mode becomes 210 rpm.
1) In heating operation, the indoor fan is controlled based on
the detected temperature of Tc sensor or Tcj sensor. As
shown below, the upper limit of the revolution frequency is
restricted.
However B zone is assumed as C zone for
6 minutes and after when the compressor activated.
In defrost operation, the control value of Tc is shifted by 6°C.
Tc, Tcj
˚C
HH
32
30
28
UL
26
OFF
20
16
Type 1 Type 3
0001 0002
ON/OFF OFF/ON
HH HH
HH HH
H+ H+, H H+, H
H+
H
H L+ L+
L L
L+
L+ L
L
UL UL
However the revolution frequency
is restricted in the automatic
heating operation as shown in
the following figure.
H
L
E zone
D zone
C zone
B zone
A zone
– 30 –
Remarks
Selection of high
Type 6
ceiling type
0003
CODE No.: 5d
ON/ON
HH HH
H+, H H+, H
L+, L L+, L
UL
However only when
the high ceiling
selection is set to
[Standard]
[Self-clean
displayed.
In D and E zones,
the priority is given
to air volume
selection setup of
remote controller.
In A zone while
thermo is ON,
[PRE-HEAT
(Heating ready)] is
displayed.
] is