Field Setting from Outdoor Unit ESIE11-05
66 Functional Description
For setting items of (*1), refer to detailed information provided on page 81 and 82.
Setting by dip
switches
Using dip switches on the PCB enables field setting shown below. However, make no changes
of factory settings except for DS1-1.
Setting item Content and objective of setting Overview of setting procedure
Service setting
4
Emergency
operation (*1)
If the compressor has a failure, used to
prohibit the operation of compressor(s)
concerned or outdoor unit(s) concerned
and to conduct emergency operation of the
system only with operable compressor(s)
or outdoor unit(s).
Make this setting while in "Setting mode 2".
For system with a single outdoor unit: Set
with No. 19 or 42.
For system with multiple outdoor units: Set
with No. 38, 39, or 40.
5
Refrigerant
recovery mode (*1)
Used to recover refrigerant on site.
With operations of hydrobox and outdoor
units prohibited, fully open the expansion
valve of the hydrobox and outdoor units.
Set No. 21 of "Setting mode 2" to ON.
6
Vacuuming mode
(*1)
Used to conduct vacuuming on site.
Fully open the expansion valves of the
hydrobox and outdoor units, and energize
part of solenoid valves. Use a vacuum
pump to conduct vacuuming.
Set No. 21 of "Setting mode 2" to ON.
7
Power transistor
check mode
Used for the troubleshooting of DC
compressors.
Inverter waveform output makes it possible
to judge whether a malfunction results from
the compressor or the PCB.
Set No. 28 of "Setting mode 2" to ON.
8
Setting of model
with spare PCB
In order to replace the PCB by a spare one,
be sure to make model setting.
For this setting, set the DS2-2, -3, and -4
switches on the PCB to the model
concerned.
Dipswitch
Setting item Description
No. Setting
DS1-1
ON
Not used Do not change the factory settings.
OFF (Factory
setting)
DS1-2
~DS1-4
ON
Not used Do not change the factory settings.
OFF (Factory
setting)
DS2-1
~4
ON
Not used Do not change the factory settings.
OFF (Factory
setting)
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