Toshiba HFCR407C Service Manual page 64

Item
1. Power source (1) Automatic remote controller function set-up
is reset
2. Operation
select
3. Room temp.
control
4. Automatic
capacity
control
11
5. Capacity
correction
control
Outline of control
Operation explanation and applied data, etc.
Based upon the result of selecting indoor unit model, set-up and display range of the
remote controller.
(1) Based upon the operation select command from the remote controller or central
controller, the operation mode is selected.
Remote controller command
STOP
FAN
COOL
HEAT
(1) Adjustment range:
Remote controller set-up temperature
Operation temperature
(2) Operation point with compressor-OFF
(3) Operation temp. precision ± 1°C
(4) Differential 1°C
(1) Based upon difference between Ta and Ts, the operation frequency is indicated to
the outdoor unit.
COOL
+2
SD
SB
+1
S9
S7
Ts
S5
S3
-1
S0
Compressor OFF
NOTE:
The operation frequency in the above zone differs according to horse power or protective
control of the outdoor unit.
(1) Frequency correction control
Frequency of the outdoor unit is corrected so that the present capacity reaches to the
certain specified capacity.
(2) PMV opening correction control
PMV opening is corrected so that the refrigerant status of the indoor unit becomes
most appropriate to the demand.
Indoor units
Control outline
Stops air conditioner
Fan operation
Cooling operation
Heating operation
In cooling/heating
18 to 29 °C
18 to 29 °C
HEAT
Compressor OFF
+1
S0
S3
S5
Ts
S7
S9
-1
SB
SD
-2
SF
64
Remarks
• Operation mode
range Air volume
select/Louvre
presence
• Ts : set-up temp
(R/C).
Ta: Room temp
(Ambient).