4-46
4
•
Causes and corrections in instances when automatic address setting cannot be started.
•
Causes and corrections in instances when automatic address setting starts, but cannot be completed successfully.
•
If alarm E15, E16, or E20 appears after automatic address setting is started, check the following items.
The power LED on the outdoor unit control PCB does not turn ON.
Trouble
Trouble
Cause and correction
Cause and correction
LED 1 and 2 on the outdoor unit control PCB do not turn OFF when
the outdoor unit power is turned ON, and automatic address setting
cannot be started.
Check for any errors in the power wiring to
the outdoor unit, and check for a missing
phase.
Check the "Alarm Displays" table and
correct the problem.
Check that the remote controller wiring
and the inter-unit control wiring are
connected correctly.
Check that the indoor unit power is ON.
An alarm appears on the remote controller sometime from several
seconds to several minutes after automatic address setting is started.
LED 1 and 2 on the outdoor unit control PCB indicate that automatic
address setting is in progress (the LEDs blink alternately) for several
minutes after automatic address setting is started (the compressors
may also start and stop several times), however LED 1 and 2 never
indicate that automatic address setting is completed (turn OFF).
Check the "Alarm Displays" table and
correct the problem.
Check the alarm details on the "Outdoor
Unit Control PCB LED 1 and 2 Alarms"
table, then check the "Alarm Displays"
table and correct the problem.
E15
E16
E20
The total capacity of indoor units is too lower than that of outdoor unit.
The total capacity of indoor units is too higher than that of outdoor unit.
The outdoor unit received no serial signals from indoor units within 90 seconds after automatic
address setting was started.
4-15. Self-Diagnostics Function Table
Alarm description
Alarm display
An alarm appears immediately when automatic address setting is
started from the remote controller.
Nothing happens when the operator attempts to start automatic
address setting from the remote controller.
SM830231-02̲Single̲欧州.indb 46
SM830231-02̲Single̲欧州.indb 46
2014/09/09 21:15:48
2014/09/09 21:15:48
Содержание S-100PF1E5A
Страница 486: ... MEMO 1 476 SM830231 02 Single 欧州 indb 476 SM830231 02 Single 欧州 indb 476 2014 09 19 13 22 27 2014 09 19 13 22 27 ...
Страница 490: ... MEMO 2 4 SM830231 02 Single 欧州 indb 4 SM830231 02 Single 欧州 indb 4 2014 09 05 11 28 19 2014 09 05 11 28 19 ...
Страница 692: ... MEMO 8 34 SM830231 02 Single 欧州 indb 34 SM830231 02 Single 欧州 indb 34 2014 09 09 21 22 28 2014 09 09 21 22 28 ...
Страница 693: ...201409 SM830231 02 Single 欧州 indb 1 SM830231 02 Single 欧州 indb 1 2014 09 19 17 14 42 2014 09 19 17 14 42 ...