Troubleshooting - Toshiba TCB-EXS21TLE Instruction Manual

Before requesting servicing, check the following.
Trouble
blinks on the display.
Air conditioners do not operate as scheduled when
the set time comes.
Air conditioners can be started and stopped from
the remote controller even though the program
disables remote controller operation.
blinks in the present time display area.
If trouble persists despite taking the above action, stop the schedule timer, turn off the unit and report the serial
number and problem to your dealer. Never service the unit yourself as this is dangerous.
OI-915-21-EG

Troubleshooting

The schedule timer is performing initial
communications with connected indoor units. Wait for
communications to finish.
The timer has been disabled. (Refer to page 17)
A holiday has been scheduled. (Refer to page 16)
Power to the air conditioner was lost and
subsequently restored. (Refer to page 20)
Power to the air conditioner was lost for a long period
of time. Set the present time and today's day of the
week again. (Refer to page 6 and 7)
Cause/Remedy
EG
21