Condensing Temperature - Mitsubishi Electric PUHZ-RP250YHA2 Service Manual

SW2 setting
Controlling status of compressor
operating frequency
ON
1 2 3 4 5 6
Indoor pipe temperature / Liquid
(TH2(4))
ON
Indoor 4
– 39~88
1 2 3 4 5 6
Indoor pipe temperature / (Cond./Eva.)
(TH5(4))
ON
Indoor 4
– 39~88
1 2 3 4 5 6
Replacement operation
If replacement operation is conducted
ON
even once, "1" is displayed.
If replacement operation is less than 2
1 2 3 4 5 6
hrs, "0" is displayed.
Display detail Explanation for display
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 radiator panel
(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
– 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.)
1: Conducted
0: Not yet
72
Unit
Code
display
LED
—