Toshiba RAS-10N3ACV Series, Service Manual

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35
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Item
9. Temporary
operation
Operation flow and applicable data, etc.
Pressing [RESET] button starts the temporary opera-
tion of [AUTO] operation. When keeping [RESET]
button pressed for 10 seconds or more, the temporary
[COOL] operation is performed.
Description
1) When pressing [RESET] button, the
temporary [AUTO] operation starts.
2) When keeping [RESET] button pressed
for 3 seconds or more, Pi, Pi, Pi sound is
heard and [AUTO RESTART] control is
changed.
3) When keeping [RESET] button pressed
for 10 seconds or more, “Pi” sound is
heard and the temporary [COOL]
operation starts.
4) If the filter lamp goes on, press [RESET]
button to go off the filter lamp, and then
press [RESET] button again.
5) To stop the temporary operation, press
the button again.
Filter lamp ON
Press RESET button.
Did you press [RESET] button
for 3 seconds or more?
Did you press [RESET] button
for 10 seconds or more?
Switch to [AUTO RESTART] control.
YES
YES
NO
NO
NO
YES
Temporary [AUTO] operation
Temporary [COOL] Operation
10. Discharge temperature control 1. Purpose
This function detects error on the
refrigerating cycle or error on the com-
pressor, and performs protective control.
2. Operation
• Control of the compressor speed
The speed control is performed as
described in the left table based upon
the discharge temperature.
Td value
117°C
112°C
108°C
105°C
98°C
Control operation
Judges as an error and stops the compressor.
Reduce the compressor speed.
Reduce slowly compressor speed.
Keeps the compressor speed.
If the operation is performed with lower speed than one
commanded by the serial signal, speed is slowly raised
up to the commanded speed.
Operates with speed commanded by the serial signal.
FILE NO. SVM-07008