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15.2. TEST RUN FROM OUTDOOR UNIT SIDE
The procedure of test run from outdoor unit side is indicated below.
Setting of this DIP switch is available with the power source ON.
Setting of Dip Switch (Before Shipment)
Switch for setting of Serivice Operation and Function
1. Test Run
2. COOL/HEAT
3. OFF (Fixed)
4. Manual Compressor OFF
Operation
Setting of Operation Mode:
Cooling: Set DSW1-2 OFF.
Heating: Set DSW1-2 ON.
Test Run
Starting Test Run:
Set DSW1-1 ON and the operation
is started after a few ~20 seconds.
When heating operation, leave
DSW1-2 at ON
Setting:
Compressor Manual OFF:
Set DSW1-4 ON.
Manual OFF of
Compressor
Compressor ON:
Set DSW1-4 OFF.
Manual Defrost Operation Starts
Press PSW1 for more than 3
seconds during heating operation,
the defrost operation is started
after 2 minutes.This function is not
Manual
available within 5 minutes after
Defrost
starting heating operation
Manual Defrost Operation Finishes
Defrost operation is automatically
ended and the heating operation is
started.
PMML0197_r0_04-10.indb 39
INSTALLATION AND OPERATION MANUAL
DSW1
Setting (ON: Heat Operation)
Dip Switch Setting
The indoor unit automatically start
The ON/OFF operation can be
Continuous operation during 2
↓
When DSW1-4 is ON during
When DSW1-4 is OFF, the
Defrost operation is available
Defrost operation in not performed
WARNING:
Do not touch any other electrical parts when operating
−
switches on the PCB.
Do not attach or detach service cover when the power
−
source for the outdoor unit is ON and the outdoor unit
is operated.
Turn all DIP switches of DSW1 OFF when the test run
−
operation is completed.
Operation
to operate when the test run of the
outdoor unit is set.
performed from the remote control
switch or DSW1-1 of the outdoor
unit.
hours is performed without Thermo-
OFF.
NOTE:
TEST RUN operation time can
be increased depressing the time
switch in the Remote Control.
compressor operation, the
compressor stops to operate
immediately and the indoor unit is
under the condition of Thermo-OFF.
compressor starts to operate after
the cancellation of 3-minutes guard.
regardless of frosting condition and
total time of heating operation.
when the temperature of outdoor
heat exchanger is higher than
10°C, high pressure is higher than
3.3 MPa (33kgf/cm
G) or Thermo-
2
OFF.
Remarks
Take care that the indoor units start
”
operation in accord with the test run
operation of the outdoor unit.
The test run is started from the outdoor
”
unit and stopped from the remote control
switch, the test run function of the remote
control switch is cancelled. However, the
test run function of the outdoor unit is not
cancelled
In case that the plural indoor units are
”
connected with one remote control
switch, all the units start test run
operation at the same time, therefore,
turn the power source OFF for the indoor
units not to operate test run. In this case,
the "TEST RUN" indication of the remote
control switch may flicker, and this is not
abnormal.
The setting of DSW1 is not required
”
for the test run from the remote control
switch.
Do not repeat compressor ON/OFF
”
frequently.
Do not repeat defrost operation
”
frequently.
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08/07/2010 9:21:00
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