HAIER CHILLER
TABLE OF CONTENTS
1. Nomenclature……………………………………………………………………………………………………..3
2. Product
character…………………………………………………………………………………………………3
3. Specifications……………………………………………………………………………………………………..5
4. Dimension
data…………………………………………………………………………………………………...7
5. Installation and debugging………………………………………………………………………………………8
6. Safety
precaution…………………………………………………………………………………………………9
7. Refrigerant
circuit……………………………………………………………………………………………….10
8. Water system installation diagram…………………………………………………………………………….11
9. Auxiliary electric heating function control. ……………………………………………………………………12
10. Water pump operation control(valid when water pump and the unit controlled simultaneously)……….12
11. The terminal simultaneous control…………………………………………………………………………….12
12. Wiring diagrams…………………………………………………………………………………………………13
13. Wired controller functions………………………………………………………………………………………15
14. Operation introduction………………………………………………………………………………………….19
15. External wiring of UHR-820 type control board………………………………………………………………22
16. Control functions………………………………………………………………………………………………...23
17. Controller specs………………………………………………………………………………………………....25
18. Malfunction and troubleshooting……………………………………………………………………………....25
19. Water quality management………………………………………………………………………………….....26
20. Daily maintenance……………………………………………………………………………………………....26