English
B. System Operation
HD 4000 C / HD 6000 C
1. Operating Controls
3 | 8 | 6 | 7 | 1 | 4 | 5 | 2 | 9 |
1 |
| Switches the system ON and OFF; also serves as | |
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| Q1 | |
2 |
| Unlock button with operational | starts the availability time of the pump by the press of the |
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| indicator light | button serves for resetting after malfunctions |
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| is alight when the pump is running and during the |
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| availability time |
3 |
| Pressure gauge | Indicates the pressure downstream of the pump; also |
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| serves as function control. |
4 |
| Indicator lamp – Motor Fault | Illuminates when the motor protection switch has tripped, |
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| switching off the motor (motor fault). |
5 |
| Indicator lamp – General Fault | is illuminated for: |
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| – motor malfunction |
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| – drop in system pressure (at |
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| – water temperature too high |
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| – motor temperature or oil temperature too high- |
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| insufficient water |
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| – admission pressure of |
6 |
| Counts the total pump operating hours. | |
7 |
| Warning Label | Danger! |
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| Danger of Death by electrical shock! |
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| Control cabinet may be opened by trained personnel only |
8 |
| Control cabinet closure | Used for opening the control cabinet |
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| May be opened by trained personnel only |
9 | 1 2 3 4 | Fault indication on the printed | indicates following malfunctions: |
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| circuit board | 1 insufficient water, water temperature too high |
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| 2 motor or oil temperature too high |
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| 3 admission pressure of |
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| 4 drop in pressure at |
B1 |
