Mitsubishi Electric PAC-SF41SCA, Instruction Book

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5. Emergency stop mode
• All registered indoor units and ventilation units are stopped when emergency stop input is received at
the external input pin. All units, including the system remote controller, are prohibited until this emer-
gency stop input is cleared.
• Except for the ON/OFF status, the system returns to the status prior to the emergency stop input being
received when the emergency stop input is cleared.
Screen During Emergency Stop Input
ON
COLLECTIVE
GROUP OFF
CENTRALIZED
AUTO
BY-PASS
HEAT EX.
CHECK
FILTER
PROHIBIT
MODE LOCK
FILTER
SKIP
TEMP. MODE
ON/OFF
˚C
ON/OFF
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NOTE: The emergency stop input and the external timer cannot be used together. Select which of these
two functions is to be valid when making the initial settings (the external timer is the default when
shipped). When setting, refer to 7-3 Emergency Stop Mode Setting.
6. When a malfunction occurs
The details of a malfunction are displayed on the screen below.
Note the address of the malfunction and the error code, and contact your dealer or service center.
ON
COLLECTIVE
GROUP OFF
CENTRALIZED
AUTO
BY-PASS
HEAT EX.
CHECK
FILTER
PROHIBIT
MODE LOCK
FILTER
SKIP
TEMP. MODE
ON/OFF
˚C
ON/OFF
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NOTE: • When an error occurs in a group not selected the ON/OFF LED, and the group operation status
display ( ) for the group in which the error occurred, blink on the group operation screen. In this
case, select the group in which the error has occurred using the group select switch, and check
the error details.
• When errors occur in multiple groups the details of the error are displayed on the collective
operation screen for the lowest group number. To check the error details for other groups, press
the
COL./GROUP
switch, and select the desired group with the GROUP switch ( , ).
Clearing Errors
To clear all errors at once: Press the COLLECTIVE ON/OFF switch.
To clear errors for each group: Select the desired group and press the
ON/OFF
switch.
[
CENTRALIZED
] blinks
ON/OFF LED blinks.
The unit type in which the error occurred blinks.
The error code blinks (four digits).
The ON/OFF LED blinks.
The address number of the unit type in which the error oc-
curred blinks.
The block area of the operation display by group registered
for the unit in which the error has occurred blinks.