52
12.2. Water Pump
12.2.1. Water Pump Control
1. Once the indoor unit is ON, the water pump will be ON immediately and no error judgement for 9 minutes. However, during
this 9 minutes operation, if there is any abnormality cause at outdoor or malfunction, the compressor should be OFF
immediately and restart delay after 3 minutes.
2. The system will start checking on the water flow level after operation start for 9 minutes. If water flow level is detected low
continuously for 10 secs, the water pump and compressor will be OFF permanently and OFF/ON control panel LED will blink
(H62 error occurs).
3. The water pump will remain ON when compressor OFF due to thermostat OFF.
12.3. Pump Down Operation
Purpose
Ensure the pump down operation when relocating or disposing of the unit. The pump down operation will extract all
refrigerant from the piping into the outdoor unit.
1. Make sure the OFF/ON control panel LED is OFF (no operation).
2. Press the Pump Down button to start the pump down operation.
3. No low pressure protection error during pump down operation and 3-way valve will be shift to heating side.
4. Press OFF/ON button to stop the pump down operation.
12.4. Flow Switch
12.4.1. Flow Switch Control
1. The water flow switch serve as an overload protector that shuts down the unit when the water level is detected to be low.
2. Detection is Lo (0V) when there is no water flow, and detection is Hi (5V) when there is water flow.
Содержание WH-SXF12D6E5
Страница 10: ...10 4 Location of Controls and Components 4 1 Indoor Unit 4 1 1 Location of Control ...
Страница 11: ...11 ...
Страница 12: ...12 ...
Страница 13: ...13 4 1 2 Weekly Timer Setting ...
Страница 14: ...14 4 1 3 Setting Up The Special Functions ...
Страница 15: ...15 4 1 4 Main Components 4 2 Outdoor Unit ...
Страница 16: ...16 5 Dimensions 5 1 Indoor Unit ...
Страница 17: ...17 5 2 Outdoor Unit ...
Страница 19: ...19 ...
Страница 20: ...20 7 Block Diagram 7 1 WH UX09DE5 ...
Страница 21: ...21 7 2 WH UX12DE5 ...
Страница 22: ...22 8 Wiring Connection Diagram 8 1 Indoor Unit 8 1 1 WH SXF09D3E5 ...
Страница 23: ...23 8 1 2 WH SXF12D6E5 ...
Страница 24: ...24 8 2 Outdoor Unit ...
Страница 25: ...25 9 Electronic Circuit Diagram 9 1 Indoor Unit 9 1 1 WH SXF09D3E5 ...
Страница 26: ...26 9 1 2 WH SXF12D6E5 ...
Страница 27: ...27 9 2 Outdoor Unit ...
Страница 28: ...28 10 Printed Circuit Board 10 1 Indoor Unit 10 1 1 Main Printed Circuit Board ...
Страница 29: ...29 10 1 2 Solar Printed Circuit Board Optional ...
Страница 30: ...30 10 2 Outdoor Unit 10 2 1 Main Printed Circuit Board ...
Страница 31: ...31 10 2 2 Capacitor Printed Circuit Board 10 2 3 Noise Filter Printed Circuit Board ...
Страница 48: ...48 Heat Tank Mode Heating priority not set Under Solar Priority Set Condition ...
Страница 49: ...49 Heat Tank Mode Heating priority not set Under Solar Priority Not Set Condition ...
Страница 57: ...57 ...
Страница 58: ...58 ...
Страница 105: ...105 17 3 To Remove Pressure Gauge 17 4 To Remove Control Panel ...
Страница 106: ...106 17 5 To Remove RCCB ELCB 17 6 To Remove Transformer and Electronic Controller Board ...
Страница 116: ...116 19 2 WH UX09DE5 WH UX12DE5 ...
Страница 117: ...117 ...