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ESIE06-03
Hydro-box Functional Concept
Part 2 – Functional Description
2–9
3
2
4
5
1
2.3
Forced Operation Mode
Outline
Forced operating mode includes only forced cooling as pumpdown operation.
Detail
Forced cooling
Item
Forced cooling
Forced operation allowing
conditions
P
The outdoor unit is not abnormal and not in the 3-minute
stand-by mode.
P
The operating mode of the outdoor unit is the stop mode.
P
The forced operation is ON.
The forced operation is allowed when the above “and”
conditions are met.
Starting/adjustment:
If the forced operation switch is pressed as the above
conditions are met.
P
Command frequency
55 Hz (cooling), 66 Hz (heating).
P
Electronic expansion valve
opening
It depends on the capacity of the operating hydro-box.
P
Outdoor unit adjustment
Compressor is in operation.
P
Hydro-box adjustment
The command of forced operation is transmitted to the
hydro-box.
End
P
When the forced operation switch is pressed again.
P
The operation is to end automatically after 15 min.
Others
The protect functions are prior to all others in the forced
operation.
Summary of Contents for Altherma EKHBH Series
Page 2: ...ESIE06 03 1 2 Part 1 System Outline 3 1 1 5 ...
Page 26: ...Functional Diagrams ESIE06 03 1 26 Part 1 System Outline 3 1 1 4 5 ...
Page 32: ...Piping Diagrams ESIE06 03 1 32 Part 1 System Outline 3 1 1 4 5 ...
Page 38: ...Switch Box Layout ESIE06 03 1 38 Part 1 System Outline 3 1 1 4 5 ...
Page 58: ...PCB Layout ESIE06 03 1 58 Part 1 System Outline 3 1 1 4 5 ...
Page 60: ...ESIE06 03 2 2 Part 2 Functional Description 3 1 2 5 ...
Page 68: ...Hydro box Functional Concept ESIE06 03 2 10 Part 2 Functional Description 3 1 2 4 5 ...
Page 88: ...ESIE06 03 3 2 Part 3 Troubleshooting 3 1 3 5 ...
Page 134: ...Error Codes System Malfunctions ESIE06 03 3 48 Part 3 Troubleshooting 3 1 3 4 5 ...
Page 152: ...Additional Checks for Troubleshooting ESIE06 03 3 66 Part 3 Troubleshooting 3 1 3 4 5 ...
Page 154: ...ESIE06 03 5 2 Part 5 Disassembly and Maintenance 3 1 5 ...