Mitsubishi Electric PUHZ-SW40VHA Service Manual page 53

SW2 setting
Discharge superheat on error occurring
SHd
0 – 255
ON
Cooling = TH4 - T
Heating = TH4 - T
1 2 3 4 5 6
Sub cool on error occurring SC
0 – 130
ON
Cooling = T
Heating = T
1 2 3 4 5 6
Thermo-on time until error stops
0 – 999
ON
1 2 3 4 5 6
Indoor pipe temperature / Liquid
(TH2 (3))
ON
Indoor 3
-39 – 88
1 2 3 4 5 6
Indoor pipe temperature / Cond./ Eva.
(TH5 (3))
ON
Indoor 3
-39 – 88
1 2 3 4 5 6
Controlling status of compressor operat-
ing frequency
ON
1 2 3 4 5 6
OCH525
Display detail
63HS
63HS
- TH3
63HS
- TH2
63HS
53
The black square ( ) indicates a switch position.
Explanation for display
0 – 255
(When the temperature is 100°C or more, hundreds
digit, tens digit and ones digit are displayed by
turns.)
(Example) When 150°C;
0.5 secs.
0 – 130
(When the temperature is 100°C or more, hundreds
digit, tens digit and ones digit are displayed by
turns.)
(Example) When 115°C;
0.5 secs.
0 – 999
(When it is 100 minutes or more, hundreds digit, tens
digit and ones digit are displayed by turns.)
(Example) When 415 minutes;
0.5 secs.
-39 – 88
(When the temperature is 0°C or less, "–" and
temperature are displayed by turns.)
-39 – 88
(When the temperature is 0°C or less, "–" and
temperature are displayed by turns.)
When there is no indoor unit, "00" is displayed.
The following code will be a help to know the
operating status of unit.
•
The tens digit
Display Compressor operating frequency control
1 Primary current control
Secondary current control
2
•
The ones digit (In this digit, the total number of
activated control is displayed.)
Display Compressor operating frequency control
Preventive control for excessive temp-
1
erature rise of discharge temperature
Preventive control for excessive temp-
2
erature rise of condensing temperature
4
Frosting preventing control
Preventive control for excessive temp-
8
erature rise of heatsink
(Example)
The following controls are activated.
• Primary current control
• Preventive control for excessive tempe-
rature rise of condensing temperature
• Preventive control for excessive tempe-
rature rise of heatsink
0.5secs. 2 secs.
1 50
0.5secs. 2 secs.
1
15
0.5secs. 2 secs.
4 15
LED
Unit
:
:
Minute
:
:
Code
display