Mitsubishi Electric PUHZ-W50VHA2R1 Service Manual page 35

SW2 setting
Number of defrost cycles 0 to FFFE
ON
1 2 3 4 5 6
Input current of outdoor unit
ON
0 to 500
1 2 3 4 5 6
LEV-B opening pulse
ON
0 to 500
1 2 3 4 5 6
U9 error detail history (latest)
ON
1 2 3 4 5 6
Direct current bus voltage
ON
150 to 400
1 2 3 4 5 6
Capacity save
0 to 100
ON
When there is no setting
of capacity save, "100" is
1 2 3 4 5 6
displayed.
Deferred error history (2)
of outdoor unit
ON
1 2 3 4 5 6
Deferred error history (3)
ON
of outdoor unit
1 2 3 4 5 6
OCH605A
Display detail
35
The black square (
Explanation for display
0 to FFFE (in hexadecimal notation)
(When more than FF in hex (255 in decimal), the
number is displayed in order of 16
16 's and 16 's places.
1 0
(Example) When 5000 cycles;
0.5 s 0.5 s 2 s
0 to 500
(When it is 100 or more, hundreds digit, tens digit
and ones digit are displayed by turns.)
0 to 500
(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
Abnormal power synchronous signal
PFC error
Overvoltage/overcurrent
Display examples for multiple errors:
•
Overvoltage (01) + Undervoltage (02) = 03
Undervoltage (02) + Power-sync signal error (08) = 0A
150 to 400
(When it is 100 V or more, hundreds digit, tens
digit and ones digit are displayed by turns.)
0 to 100
(When the capacity is 100%, hundreds digit, tens
digit and ones digit are displayed by turns.)
(Example) When 100%;
0.5 s 0.5 s 2 s
Deferred check code display
Blinking: being deferred
Lighting: deferment is cancelled
"00" is displayed in case of no deferment.
Deferred check code display
Blinking: being deferred
Lighting: deferment is cancelled
"00" is displayed in case of no deferment.
■
) indicates a switch position.
's and 16 's, and
3 2
9 C4
Display
00
01
02
04
08
10
1 00
Unit
2 cycles
0.1 A
Pulse
Code
display
V
%
Code
display
Code
display