Self-Diagnosis By Remote Control (Check Code) - Toshiba RAS-24UKX Service Manual

9-4. Self-Diagnosis by Remote Control
(Check Code)
(1) If the lamps are indicated as shown B to H in Table
9-3-1, execute the self-diagnosis by the remote
control.
9-4-1. How to use remote control in service mode
MODE
AUTO
COOL
DRY
HEAT
FAN ONLY
START/STOP
AUTO
MODE
ON OFF
WC-E1BE
• Alphanumeric characters are used for the check
code.
is 5.
is A.
is C.
T EMP. FAN
AUTO
LOW
C
MED.
Hr. ON OFF TIMER
HIGH
TEMP.
SET FAN
ECONO.
ACL CHK
TIMER
RSV CNL
is 6.
is B.
is D.
(2) When the remote control is set to the service mode,
the indoor controller diagnoses the operation
condition and indicate the information of the self-
diagnosis on the display of the remote control with
the check codes. If a fault is detected, all lamps on
the indoor unit will blink at 5Hz and it will beep for
10 seconds (Pi, Pi, Pi....). The timer lamp usually
blinks (5Hz) during the self-diagnosis.
(1) Press [CHK] button with a tip of pencil to set the
remote control to the service mode.
• "00" is indicated on the display of the remote
control.
• The timer lamp on the indoor unit blinks
continuously. (5 times per 1 sec.)
(2) Press [TEMP. 8] button.
If there is no fault with a code, the indoor unit will
beep once (Pi) and the display of the remote control
will change as follows:
; 00 ; 01 ; 02 ··· 1d ; 1E ··· 22
• Check the unit with all 35 check codes (00 to 22).
as shown in Table 9-4-1.
• Press [TEMP. 9] button to change the check
code backwards.
If there is a fault, the indoor unit will beep for 10
seconds (Pi, Pi, Pi...).
Note the check code on the display of the remote
control.
• 2-digits alphanumeric will be indicated on the
display.
• All lamps on the indoor unit will blink. (5 times per
1 sec.)
(3) Press [START/STOP] button to release the service
mode.
• The display of the remote control returns to as it
was before service mode was engaged.
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FILE NO. SVM-01010