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SW2 setting
1
ON
23456
Display detail
Explanation for display Unit
Pipe temperature / Liquid(TH3)
– 40~194
– 40~194 (– 40~90:)
(When the coil thermistor detects 0˚F or below, “–”
and temperature are displayed by turns.)
(Example) When -10˚F;
0.5 secs. 0.5secs. 2 secs.
˚F
1
ON
23456
1
ON
23456
1
ON
23456
1
ON
23456
Discharge temperature (TH4)
37~327
Output step of outdoor FAN
0~10
The number of ON / OFF times of
compressor
0~9999
Compressor integrating operation times
0~9999
37~327 (3~164:)
(When the discharge thermistor detects 100˚F or
more, hundreds digit, tens digit and ones digit are
displayed by turns.)
(Example) When 105˚F;
0.5 secs. 0.5secs. 2 secs.
˚F
Step
100 times
10 hours
0~10
0~9999
(When the number of times is 100 or more,
hundreds digit, tens digit and ones digit are
displayed by turns.)
(Example) When 42500 times (425 ✕100 times);
0.5 secs. 0.5secs. 2 secs.
0~9999
(When it is 100 hours or more, hundreds digit, tens
digit and ones digit are displayed by turns.)
(Example) When 2450 hours (245 ✕10 hours);
0.5 secs. 0.5secs. 2 secs.
1
ON
23456
1
ON
23456
1
ON
23456
Compressor operating current
0~50
LEV-A opening pulse
0~480
0~50
wOmit the figures after the decimal fractions.
0~480
(When it is 100 pulse or more, hundreds digit, tens
digit and ones digit are displayed by turns.
(Example) When 150 pulse;
0.5 secs. 0.5secs. 2 secs.
A
Pulse
Error postponement code history (1)
of outdoor unit
Postponement code display
Blinking: During postponement
Lighting: Cancellation of postponement
“00” is displayed in case of no postponement.
Code
display
Code
display
Operation mode on error occurring Operation mode of when operation stops due to
error is displayed by setting SW2 like below.
1
ON
23456
(SW2)
10
1
ON
23456
Compressor operating frequency
0~255
0~255
(When it is 100Hz or more, hundreds digit, tens
digit and ones digit are displayed by turns.
(Example) When 125Hz;
0.5 secs. 0.5secs. 2 secs.
Hz
1
05
4
25
2
45
1
25
1
50
1
ON
23456
OCH429--3.qxp 07.11.20 9:19 AM Page 77