Led Indication - Hitachi YUTAKI S-Serie Bedienungsanleitung

ELECTRICAL AND CONTROL SETTINGS
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DSW5: Additional setting 3
In the cases where the outdoor unit is installed into a location
where its own outdoor ambient temperature sensor can not
give a suitable temperature measurement to the system, it
is available the 2nd outdoor ambient temperature sensor as
accessory. By means of DSW1&2 setting, the preferable sensor
for each circuit can be selected.
Factory setting
Outdoor unit sensor for circuits 1 and 2.
Outdoor unit sensor for circuit 1; Auxiliary
sensor for circuit 2.
Auxiliary sensor for circuit 1; Outdoor unit
sensor for circuit 2.
Auxiliary sensor instead of outdoor unit
sensor for both circuits.
4-20 mA setting temperature
(Only manual operation)
Use the maximum temperature value
between Two3 (boiler / heater thermistor)
and Two (water outlet thermistor) for water
control
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DSW6: Not used
Factory setting
(Do not change)
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DSW7: Additional setting 4
Factory setting
Defrost for the water electric heater
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DSW8: Not used
Factory setting
(Do not change)
18 PMML0336B rev.1 - 03/2016
All manuals and user guides at all-guides.com
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Factory setting
(Do not change)
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Factory setting
(Do not change)
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Factory setting
(Do not change)
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Factory setting
(Remote operation)
Local operation
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Factory setting
(Heat operation)
Cool and Heat operation in case of Local

5.6.3 LED indication

DSW18: Not used
DSW15 & RSW2: Not used
DSW16 & RSW1: Not used
SSW1: Remote/Local
SSW2: Heat/Cool
Name Colour
LED1 Green Power indication
LED2 Red Power indication
LED3 Red Heat pump operation (thermo ON/OFF)
LED4 Yellow Alarm (flickering with 1 sec interval)
LED5 Green Not used
LED6 Yellow H-Link transmission
LED7 Yellow H-Link transmission for unit controller
Remote
Local
Remote
Local
Heat
Cool
Heat
Cool
Indication