Mitsubishi Electric MXZ-SM72TAM-U1 Service Manual page 142

<Stable mode> setting: Cool/Heat/Normal
• Press the [SELECT] button, Fixed operation will start.
Note:
• Stable mode will take approx. 20 minutes.
Smooth maintenance
Ref.address
Stable mode
Begin: SELECT
Cursor
3. 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).
Note:
• To go back to the service menu, press [ MENU ] button
• To return to the previous screen, press [RETURN] button
Smooth maintenance
Ref. address Cool
COMP. current
COMP. run time
COMP. On / Off
COMP. frequency
Return: RETURN
Page
■ Refrigerant address
• Single refrigerant system
In the case of single refrigerant system, the refrigerant address is ˝00˝ and no operation is required.
Simultaneous twin, triple units belong to this category (single refrigerant system).
[1:1]
Refrigerant
address=00
Outdoor
unit
Indoor unit
01
Remote
controller
• Multi refrigerant system (group control)
Up to 16 refrigerant systems (16 outdoor units) can be connected as a group by 1 remote controller. To check or set
the refrigerant addresses.
Refrigerant
address
00
Outdoor
unit
Indoor unit
01
Remote
controller
13-10.
Details on the operation data including each thermistor temperature and error history can be confirmed with the remote
controller.
1. Go to the "Request code" screen.
• 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 ˝Request code˝ with the F1 or F2 button, and press the [SELECT] button.
OCH800A_142
Cool / Heat/ Normal
Exit: ON/OFF
Address
Smooth maintenance
Cool
Ref.address
A
Sub cool
Hr
OU TH4 temp.
times
OU TH6 temp.
Hz
OU TH7 temp.
Return: RETURN
Page
[Twin]
Refrigerant
address=00
Outdoor
unit
Indoor unit Indoor unit
01 02
Remote
controller
Refrigerant Refrigerant
address address
01 02
Outdoor Outdoor
unit unit
Indoor unit Indoor unit
01 01
Request code
Smooth maintenance
Ref.address
Stable mode
Cool / Heat/ Normal
Stabilization→Collecting
Smooth maintenance
Ref.address
IU air temp.
37 °F
140 °F IU HEX temp.
IU filter time
100 °F
87 °F
Return: RETURN
Page
Refrigerant
address
15
Outdoor
unit
Indoor unit
01
Cool
83 °F
50 °F
120 Hr