Toshiba RAV-SM562KRT-E Installation Manual page 19

9
TROUBLESHOOTING
Confirmation of error history
When a trouble occurred on the air conditioner, the trouble
history can be confirmed with the following procedure.
(The trouble history is stored in memory up to 4 troubles.)
The history can be confirmed from both operating status and
stop status.
Procedure
When pushing
display appears.
1
If [ ] is displayed, the mode enters in the error history mode.
• [01: Order of error history] is displayed in CODE No. window.
• [Check Code] is displayed in CHECK window.
• [Indoor unit address in which an error occurred] is displayed in UNIT No.
Every pushing
The numbers in CODE No. indicates CODE No. [01] (Latest) → [04] (Oldest).
2
CAUTION
Do not push
3
After confirmation, push
1. Check the troubles according to the above procedure.
2. Ask an authorized dealer or qualified service (maintenance) professional to repair or maintain the air conditioner.
3. More details of the service code are explained in Service Manual.
Incase of wireless remote controller
Check the indication of the display panel on the main unit. (Typical example)
Lamp indication
No indication even if the remote
control is operated.
Flashes alternatively
Flashes alternatively
1. Ask an authorized dealer or qualified service (maintenance) professional to repair or maintain the air conditioner.
2. More details of the service code are explained in Service Manual.
SET TEST
and buttons simultaneously for 4 seconds or more, the right
, buttons, the error history stored in the memory is displayed in order.
CL
button because all the error history of the indoor unit will be deleted.
TEST
button to return to the usual display.
Power supply is not turned on.
Miscabling between sensor unit and indoor unit
Defective connection between sensor unit and indoor unit
Miscabling or defective connection between indoor unit and
outdoor units
Protective device of outdoor unit works.
Protective device of indoor unit works.
2
3
Description
Cause
16
TEMP. ON / OFF
TIMER SET FAN MODE
TIME SWING/FIX VENT
FILTER
RESET TEST SET CL UNIT
UNIT No.
R.C. No.
Measures
Check cable connection and correct it.
Check outdoor unit.
Check indoor unit.
1
CODE No.
EN