305
Test Run
Dip Switch Setting Operation Remarks
Manual
OFF of
Comp.
1. Setting
*Compressor Manual OFF:
Set DSW4-4 ON.
1. When DSW4-4 is ON during
compressor operation, the
compressor stops to operate
immediately and the indoor unit is
under the condition of Thermo- OFF.
2. When DSW4-4 is OFF,
the compressor starts to operate
after the cancellation of 3-minutes
guard.
* Do not repeat compressor ON/OFF
frequently.
ON
OFF
1 2 3 4 5 6
2. Reset
*Compressor ON:
Set DSW4-4 OFF.
ON
OFF
1 2 3 4 5 6
Manual
Defrost
1. Manual Defrost Operation
Press PSW5 for more than
3 seconds during heating operation,
the defrost operation is started
after 2 minutes. This function is
not available within 5 minutes after
starting heating operation.
2. Manual Defrost Operation
Completion Defrost operation is
automatically ended and the
heating operation is restarted.
1.Defrost operation is available
regardless of frosting condition
and total time of heating operation.
2.Defrost operation is not
performed when the temperature
of outdoor heat exchanger is
higher than 50°F(10°C), high
pressure is higher than
479psi(3.3MPa) or Thermo-OFF.
* Do not repeat defrost operation
frequently.
* When manual defrost operation is accepted
by PSW5, the time left before starting
defrost operation is indicated at the
7-segment indicator on the PCB.
Time Left (Every 4 Seconds)
When the test run operation is completed, turn all switches of DSW4 OFF.
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