Trial Operation Setting By Remote Controller Only; Checking Wiring And Piping Of Indoor/Outdoor Units; Checking Signal Transmission From R/C; Setup At Local Site And O Thers - Toshiba RAV-SM562KRT-E Service Manual

11
1. Indoor Unit

1.1 Trial Operation Setting by Remote Controller only.

The lamps on the unit blink during trial operation.
<Wired remote controller>
Press on the R/C for 4 seconds. When "TRIAL OPERATION" appears on the LCD, press
1
• "TRIAL OPERATION" appears on the LCD during trial operation.
• Trial operation disables temperature control, but allows fan speed control.
• An instruction of fixed frequency is issued for cooling and heating of trial operation.
• Alarm detection is performed as usual.
The trial operation mode must be used for its original purpose only, because it stresses the air conditioner.
Choose COOL or HEAT mode only for trial operation.
2
• (Note) Outdoor unit does not run about 3 minutes after power on or operation stop.
Repress after trial operation and confirm that "TRIAL OPERATION" disappears from the LCD.
3
Wired remote controller has 60-minute timer reset function to prevent continuous trial operation.

Checking wiring and piping of indoor/outdoor units

1. Open the front panel of the indoor unit.
2. Press [TEMPORARY] button for 10 seconds. The unit enters forcible cooling mode with a sound
"pi". COOL operation starts forcibly about 3 minutes later. Check whether cool air is discharged. If
COOL operation does not start, recheck the wiring.
3. Repress [TEMPORARY] for about one second to stop trial operation. The vertical airflow flap
closes and the operation stops.

Checking signal transmission from R/C

1. Press [ON/OFF] on the R/C to check for normal operation using R/C.
• To enter AUTO mode, press [TEMPORARY] once
for about one second.
For forcible cooling, press [TEMPORARY] for 10
seconds or more.
• COOL operation specified by R/C may not start
depending on temperature conditions.
Use forcible cooling operation to check wiring and
piping of indoor/outdoor units.
10. ON-SITE SETTING AND OTHERS
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[TEMPORARY]
button