2-34
020
E417
Alarm
Logic
Power voltage sensor PT failure (PT control circuit in PT/CT board remains
≦
DC20V or
≧
DC654V)
Possible
Causes
1. Disconnection between connector X61A (PT/CT board)
〜
X4A (CPU board)
2. Fuse F11U brown (in PT/CT board)
3. Voltage sensor PT error (in PT/CT board)
Trouble
Shooting
1. Check if the connector X61A (PT/CT board) and X4A
(CPU board) are inserted securely.
1. If alarm is still generated, proceed
to next step.
2. Check if there is short circuit in secondary side of fuse
F11U (ZNR, Tr primary side).
F11U
ZN
Surge absorber
R
X62A
X63A
Tr
PT/CT board
2. If there is no short circuit, replace
fuse.
If there is short circuit, replace PT/
CT board.
3. Voltage sensor PT failure
3. Replace PT/CT board.
Controller
Action
E417
Alarm display only
021
E419
Alarm
Logic
Curent sensor CT failure
Possible
Causes
*
Disconnection between connector X61A (PT/CT board)
〜
X4A (CPU board)
*
Voltage sensor CT failure
(
in PT/CT board
)
Trouble
Shooting
1. Check if the connector X61A (PT/CT board) and X4A
(CPU board) are inserted securely.
1. If alarm is still generated, proceed
to next step.
2. Curent sensor CT failure
2. Replace PT/CT board.
Controller
Action
E419
Alarm display only
Содержание LX10F10A
Страница 1: ...TR 11 07 Service Manual DAIKIN INVERTER CONTAINER REFRIGERATION UNIT LX10F10A or later ...
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Страница 124: ...5 9 5 6 Sequence ...
Страница 125: ...5 10 Stereoscopic wiring diagram ...