Service Manual

8. Troubleshooting
262
SMGB0079 rev.0 - 01/2013
7
The LCD changes as shown below.
The detected temperature of the remote
control thermostat is displayed at the (A) part
in the gure below.
If the indicators “--” or “FF” are displayed at the “A” part, the remote control
thermostat is abnormal.
8
The LCD changes as shown below.
If you press the RESET switch or you leave the switches for 15 seconds, the
data of EEPROM (storage cell inside of the remote control switch) is cleared.
At this time, the number is displayed at the (A) part, which is shown in the
gure below. When the number “
99” is displayed, EEPROM is abnormal.
If the number which is displayed at the (A) part is “99”, the checking does
not proceed to the next item.
9
The LCD changes as shown below.
After several seconds have passed, the
remote control switch is automatically activa-
ted again.
10
When the remote control switch is activated
again, the RUN indicator is ON and the op-
eration is started.
Therefore, press the RUN/STOP switch and
stop the operation.
N O T E
• Incasethattheoperationisnotautomaticallystartedwhen
theremotecontrolswitchisactivatedagain,thedetectioncir-
cuitforthemomentarystoppagemaybeabnormal.However,
thedetectioncircuitwillnotinterferewiththenormalopera-
tion.
• Thereisacasewheretheoperationisautomaticallystopped
aftertheautomaticoperationwhentheremotecontrolswitch
isactivatedagain.
Cancellation of EEPROM
(from step 3)
11
The LCD changes as shown below and the
remote control switch automatically cancels
the EEPROM.
12
The LCD changes as shown below
After several seconds have passed, the
remote control switch is automatically activa-
ted again. In this case, the operation is not
started automatically.