Easy Maintenance Function - Mitsubishi Electric Mr. Slim PCA-A-KA7 Series Installation Manual

8. Easy maintenance function

Maintenance data, such as the indoor/outdoor unit's heat exchanger temperature and compressor operation current can be displayed with "Smooth maintenance".
* This cannot be executed during test operation.
* Depending on the combination with the outdoor unit, this may not be supported by some models.
Check menu
Error history
Refrigerant volume check
Refrigerant leak check
Smooth maintenance
Request code
Service menu:
Cursor
F1 F2
Smooth maintenance
Ref.address
Stable mode
Begin:
Cursor
Smooth maintenance
Ref.address
Stable mode
Stabili ation Collecting
Exit:
Smooth maintenance
Ref. address
COMP. current
COMP. run time
COMP. On / Off
COMP. frequency
Return:
Page
Smooth maintenance
Ref.address
Sub cool
OU TH4 temp.
OU TH6 temp.
OU TH7 temp.
Return:
Page
Smooth maintenance
Ref.address
IU air temp.
IU HEX temp.
IU filter time
Return:
Page
12
F3 F4
Cool / Heat/ Normal
Address
Cool / Heat/ Normal
Cool
A
Hr
times
Hz
Cool
Cool
Hr
• Select "Service" from the Main menu, and press the [SELECT] button.
• Select "Check" with the [F1] or [F2] button, and press the [SELECT] button.
• Select "Smooth maintenance" with the [F1] or [F2] button, and press the [SELECT]
button.
Select each item.
• Select the item to be changed with the [F1] or [F2] button.
• Select the required setting with the [F3] or [F4] button.
"Ref. address" setting .......... "0" - "15"
"Stable mode" setting........... "Cool" / "Heat" / "Normal"
• Press the [SELECT] button, fixed operation will start.
* Stable mode will take approx. 20 minutes.
The operation data will appear.
The Compressor-Accumulated operating (COMP. run) time is 10-hour unit, and the
Compressor-Number of operation times (COMP. On/Off) is a 100-time unit (fractions
discarded)
Navigating through the screens
• To go back to the Main menu ....................[MENU] button
• To return to the previous screen .......... [RETURN] button