Mitsubishi Electric Mr.Slim PUHZ-SHW80VHA Service Manual page 68

SW2 setting
Indoor setting temperature
ON
17~30
1 2 3 4 5 6
Pressure saturation temperature (T
-39~88
ON
1 2 3 4 5 6
Outdoor outside temperature (TH7)
ON
-39~88
1 2 3 4 5 6
Outdoor heatsink temperature (TH8)
-40~200
ON
1 2 3 4 5 6
Discharge superheat SHd
0~255
ON
Cooling = TH4-T
Heating = TH4-T
1 2 3 4 5 6
Number of defrost cycles
0 – FFFE
ON
1 2 3 4 5 6
Input current of outdoor unit
ON
1 2 3 4 5 6
LEV-B opening pulse
0~480
ON
1 2 3 4 5 6
U9 error detail history (latest)
ON
1 2 3 4 5 6
OCH526
Display detail
)
63HS
63HS
63HS
The black square (
Explanation for display
17~30
-39~88
(When the temperature is 0: or less, "–" and
temperature are displayed by turns.)
-39~88
(When the temperature is 0: or less, "–" and
temperature are displayed by turns.)
-40~200
(When the temperature is 0: or less, "–" and
temperature are displayed by turns.)
(When the thermistor detects 100: or more,
hundreds digit, tens digit and ones digit are
displayed by turns.)
0~255
(When the temperature is 100°C or more, hundreds
digit, tens digit and ones digit are displayed by
turns.)
0 – FFFE (in hexadecimal notation)
(When more than FF in hex (255 in decimal), the
number is displayed in order of 16
16 1 's and 16 0 's places.
(Example) When 5000 cycles;
0.5 secs.
0~500
(When it is 100 or more, hundreds digit, tens digit
and ones digit are displayed by turns.)
0~480
(When it is 100 pulse or more, hundreds digit, tens
digit and ones digit are displayed by turns.)
Description
Normal
Overvoltage error
Undervoltage error
Input current sensor error
L -phase open error
1
Abnormal power synchronous signal
PFC/IGBT error (SHW80, 112V)
Undervoltage
Display examples for multiple errors:
Overvoltage (01) + Undervoltage (02) = 03
Undervoltage (02) + Power-sync signal error (08) = 0A
L phase open error (04) + PFC/IGBT error (20) = 24
1
68
■
) indicates a switch position.
3 's and 16 2 's, and
0.5 secs. 2 secs.
9 C4
Display
00
01
02
04
08
20
Unit
:
:
:
:
°C
2 cycles
0.1 A
Pulse
Code
display