Mitsubishi Electric MR-B46Z-W-C Service Manual page 21

ii. Select the adjustment level of the set temperature by touching
Each touch of changes the adjustment level of the set temperature along with a short beep.
There are 5 adjustment levels of set temperature, and the selected level is displayed.
Adjustment level
+2
+1
±0
−1
−2
The changed adjustment level is stored in the control board. If the control board is replaced, the updated information
will be lost.
Heater energization rate adjustment mode
(1) Display
a) Heater
Blinking
Mode display
(Lit): Heater energization rate adjustment mode
a) Heater serial number
The values 2 and 1 are assigned to the 2 indicators. The sum of the values corresponding to the lit indicators is the heater serial number.
Display Corresponding values
Serial number Assigned
1 Pipe heater
b) Heater energization rate adjustment performed / not performed
Stop button displays if the heater energization rate adjustment is performed or not performed.
Display:
Heater energization rate adjustment
Not lit
Lit
(2) Adjusting the heater energization rate
i. Select the heater to adjust the heater energization rate with
Each touch of
The indicators will be displayed in numerical order according to the compartment serial number as shown in
a) and switched alternately between 1. pipe heater and 2. tank heater.
ii. Select to perform or not to perform the heater energization rate adjustment with
Each touch of
Display:
Heater energization rate adjustment
Not lit
Lit
When selecting to perform the heater energization rate adjustment, the heater energization rate is controlled to be higher.
The selected state for "performed" or "not performed" is memorized in the control board. If the control board is replaced, the
memory regarding the adjustment will be lost.
Release
With the ice making compartment door open, touch
The screen returns to the normal temperature display.
The function is automatically released in one hour.
Although unplugging and plugging the power code can release this function, it is recommended to follow the procedure
above for protection of the compressor.
OAH162
Temperature adjustment display
serial number
2
1
Display
Not performed
Performed
makes a short beep, then changes the heaters to alter the energization rate thereof.
makes a short beep, and changes to perform it or not.
Not performed
Performed
.
Change of the set
temperature
About +2 ºC
About +1 ºC
No change
About −1 ºC
About −2 ºC
b) Heater energization rate adjustment
Performed / Not performed
" " " " Lit
.
and simultaneously for 3 seconds until 2 short beeps sound.
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