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3. Test run
• Even if the outside air temperature or water temperature is outside the setting value range, Heating, Cooling and
Hot water supply operation become possible.
• Since the protection setting is disabled in the TEST mode, do not continue a test run longer than 10 minutes.
<Procedure>
• The pump is activated in 30 seconds. If air is not released completely, the flow rate switch is activated to stop
operation. Release air again according to the piping procedure. Little air entrainment is discharged from the
purge valve.
• Check that the hydraulic pressure has become the predetermined pressure 0.1 to 0.2 MPa (1 to 2 bar). If the
hydraulic pressure is insufficient, replenish water.
• Heating operation starts. Check that the hydro unit starts heating.
• Press the [
] button to select the Cooling operation, in a few second, the operation starts.
• Check that the hydro unit starts cooling and that the floor heating system is not cooled.
• Press the [
] button to stop the operation.
• Press the [
] button to start the Hot water supply operation.
• Check that there is no air entrainment.
• Check that hot water is present at the connection port of the hot water cylinder.
• Press the [
] button or [
ON/OFF] button to stop the operation.
1
Press the [
] button and the [
] button at same time for 4
seconds or longer on the top screen to display the “FIELD SETTING
MENU”.
2
Press the [
] / [
] button to select “Test mode” on the
FIELD SETTING MENU screen, then press the [ ] button.
3
Press the [
] button to select ON, then press the [
] button.
The
mark appears on the top screen.
4
Start the heating or cooling or Hot water operation on the top
screen, then the selected mode mark is blinking during Test mode.
Test mode
FIELD SETTING MENU(1/2)
Floor drying
Forced defrosting
Information input
SET
Alarm history
Test mode
ON
OFF
FIX
ZONE1
ZONE2
HOT WATER
HEAT/COOL
HOT WATER
MON
Summary of Contents for HWS-P1105HR-E
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