[
VIII
Troubleshooting ]
- 155 -
HWE1410A
GB
In case of ME remote controller
2. Phenomena
When the remote controller operation SW is turned on, a temporary operation display is indicated, and the display lights out
immediately.
(1) Cause
1) The power is not supplied to the indoor unit.
The main power of the indoor unit (AC220V) is not on.
The connector on the indoor unit board has come off.
The fuse on the indoor unit board has melted.
Transformer failure and disconnected wire of the indoor unit
The indoor unit board failure
2) The outdoor control board failure
As the indoor unit does not interact with the outdoor unit, the outdoor unit model cannot be recognized.
(2) Check method and remedy
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
YES
*1
*1
Check LED1 on the
indoor unit control board.
Is it lit?
When it is lit
When it is off
or cannot be checked
Check for the change of LED
display by operating dip
switch SW1 for self-diagnosis.
Check voltage of the power supply
terminal on the indoor unit.
AC220V?
Check the fuse on
the circuit board.
Melted?
Check 200V circuit for
short circuit and ground fault
Check the connection
of the connector.
Check the main power of
the power supply wire
Turn on the
power again.
Connector contact failure
Disconnected?
Check the resistance value
of the transformer
Within specification?
Check the cause of the
disconnected transformer.
Ground fault on the circuit board
Ground fault of the sensor and the LEV
Check self-diagnosis function
of outdoor unit
Changed?
Changed?
Outdoor unit board failure
Check self-diagnosis function of
outdoor unit after the power on.
Accidental
error
Indoor unit control
board failure
Correct
the error.
*1. Refer to the parts catalog “transformer check”.
0000002394.book 155 ページ 2016年1月12日 火曜日 午後4時49分
Содержание CITY MULTI CMB-WP1016V-GA1
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Страница 27: ... I Read Before Servicing 18 HWE1410A GB ...
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Страница 50: ... III HBC Controller Components 41 HWE1410A GB 4 Top side 1 CMB WP1016V GA1 2 CMB WP108V GA1 VB3f VB3e ...
Страница 52: ... III HBC Controller Components 43 HWE1410A GB 2 Top side 1 CMB WP1016V GB1 2 CMB WP108V GB1 VB3f VB3e ...
Страница 55: ... III HBC Controller Components 46 HWE1410A GB 2 Power supply circuit board ...
Страница 57: ... 48 HWE1410A GB ...
Страница 67: ... IV Electrical Wiring Diagram 58 HWE1410A GB ...
Страница 68: ... 59 HWE1410A GB V Refrigerant Circuit 1 Refrigerant Circuit Diagram 61 2 Principal Parts and Functions 64 ...
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Страница 75: ... 66 V Refrigerant Circuit GB HWE1410A ...
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Страница 117: ... VII Test Run Mode 108 HWE1410A GB ...
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Страница 207: ... VIII Troubleshooting 198 HWE1410A GB ...
Страница 208: ... 199 HWE1410A GB IX LED Monitor Display on the Outdoor Unit Board 1 How to Read the LED on the Service Monitor 201 ...
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Страница 292: ... IX LED Monitor Display on the Heat source Unit Board 283 HWE1410A 0000002394 book 283 ページ 2016年1月12日 火曜日 午後4時49分 ...
Страница 293: ... IX LED Monitor Display on the Heat source Unit Board 284 HWE1410A 0000002394 book 284 ページ 2016年1月12日 火曜日 午後4時49分 ...
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