Toshiba MMU-AP0152SH, Руководство по обслуживанию, Страница: 37 / 119

37
E
B
A
A zone: OFF
B zone:
Over 26˚C, below 28˚C, LOW
C zone:
Over 28˚C, below 30˚C, MED
D zone:
Over 30˚C, below 32˚C, HIGH
E zone: Ultra HIGH
D
C
32
30
28
26
20
16
(˚C)
No.
6
Outline of specifications
(1) In all heating operation, the upper limit of the fan tap is set by
one with higher temperature of TC2 sensor and TCJ sensor.
• When B zone has continued for 6 minutes, the operation
shifts to C zone.
• In defrost time, the control point is set to +6°C.
Remarks
• In D and E zones, priority
is given to remote control-
ler air speed setup.
• In A and B zones, “ ” is
displayed.
Item
Prevention of
cold air
discharge
7 Freeze
prevention
control (Low
temp. release) (1) In all cooling operation, the air conditioner operates as de-
scribed below based upon temp. detected by TC1, TC2 and
TCJ sensors.
To prevent the heat exchanger from freezing, the operation
stops.
• When “J” zone is detected for 5 minutes, the command
frequency becomes “S0” to the outdoor unit.
• In “K” zone, the timer count is interrupted, and held.
• When “
1
” zone is detected, the timer is cleared and the
operation returns to the normal operation.
• When the command frequency became S0 with continua-
tion of “J” zone, operation of the the indoor fan in LOW
mode until it reaches the “
1
” zone.
It is reset when the following conditions are satisfied.
Reset conditions
1) TC1 > 12°C and TC2 > 12°C and TCJ > 12°C
2) 30 minutes passed after stop.
P1
Q1
TC1
10°C (5°C)
0°C
(2) In all cooling operation, the air conditioner operates as
described below based upon temp. detected by TC2 and TCJ
sensors.
• When “M” zone is detected for 45 minutes, the command
frequency becomes “S0” to the outdoor unit.
• In “N” zone, the timer count is interrupted and held.
• When shifting to “M” zone again, the timer count restarts
and continues.
• If “L” zone is detected, the timer is cleared and the opera-
tion returns to normal operation.
Reset conditions
1) TC1 > 12°C and TC2 > 12°C and TCJ > 12°C
2) 30 minutes passed after stop.
∗
In a Model without TC2,
TC2 is not judged.
P2
Q2
TC2, TCJ
5°C
–2.0°C
P1
Q1
(˚C)
a
K
J
P2
Q2
(˚C)
L
N
M