Toshiba RAS-07EKH Service Manual page 42

Procedure
Push the START/STOP button once to
set in operation mode.
1.Setting the anti-resistor timer
2.Cooling operation
3.Fan speed: AUTO
4.Set the temperature sufficiently
lower than the room temperature.
5.Continuous operation
Connect the motor connector to
"MOTOR" and turn the power ON.
Start operation as follows:
1.Set the operation mode to "FAN
ONLY".
2.Set the fan speed to "HIGH".
3.Continuous operation
Table 9-8 Approximate value of the sensor (thermistor) resistance (T
Tempe-
rature
Sensor
Thermo Sensor
9-5-2. How to Reduce the Operation Time of the Anti-restart Timer
• Drill 2 holes on the rear of the wireless remote
control unit.
Attach the diode (1S1555 or equivalent) to the
rivet inside the unit.
• Push the START/STOP button to start operation
with the diode attached.
Check point (Symptom)
1. The compressor does not operate.
2. The operation lamp flashes.
1. There is a voltage of 120V or more
between the red and black motor
connector leads.
2. The motor does not rotate. (But the
key operation of the remote control
is accepted.)
3. Motor rotates but vibrates hard.
0°C 10°C
35.8 20.7
20°C
12.6
– 42 –
Trouble cause
• The temperature of the Indoor
heat exchange unit is extremely
low.
• Defective control PC board.
• Indoor fan motor is defective.
• Contact of the motor connector is
defective.
• Main PC board is defective.
, T )
A C
25°C
10.0
Fig. 9-3
(= kΩ)
30°C
7.92