77
OCH670
SW2 setting
Display detail
Explanation for display
Unit
Indoor pipe temperature / Liquid
(TH2 (3))
Indoor 3
- 39 to 88
- 39 to 88
(When the temperature is 0 °C or less, “–” and
temperature are displayed by turns.)
Indoor pipe temperature / Cond./ Eva.
(TH5 (3))
Indoor 3
- 39 to 88
- 39 to 88
(When the temperature is 0 °C or less, “–” and
temperature are displayed by turns.)
When there is no indoor unit, “00” is displayed.
:
Indoor pipe temperature / Liquid
(TH2 (4))
Indoor 4
- 39 to 88
1
ON
2 3 4 5 6
1
ON
2 3 4 5 6
1
ON
2 3 4 5 6
:
:
- 39 to 88
(When the temperature is 0°C or less, “–” and
temperature are displayed by turns.)
1
ON
2 3 4 5 6
Indoor pipe temperature / Cond. / Eva
(TH5 (4))
Indoor 4
- 39 to 88
- 39 to 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 black square ( ) indicates a switch position.
Controlling status of compressor
operating frequency
1
ON
2 3 4 5 6
Code
display
The following code will be a help to know the
operating status of unit.
Display Compressor operating frequency control
Display Compressor operating frequency control
Primary current control
Secondary current control
1
2
1
4
8
2
•
The tens digit
•
The ones digit (In this digit, the total number of
activated control is displayed.)
Preventive control for excessive temp-
erature rise of discharge temperature
Preventive control for excessive temp-
erature rise of condensing temperature
Frosting preventing control
Preventive control for excessive temp-
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
1a
LED
1
ON
2 3 4 5 6
Comp. surface temperature (TH33)
- 52 to 221
- 52 to 221
(When the comp. surface thermistor detects 100 °C or
more, hundreds digit, tens digit and ones digit are
displayed by turns.)
(Example) When 105 °C;
0.5 s 0.5 s 2 s
05
1
:
