Unique WS Series Manuel de service

Service Manual And Advanced air conditioning systems

- 10 -WS SeriesAdvanced air conditioning systemsHWLL 2.1 Technical Data Table – WS Package Units (continued) WS-75 to WS-102

- 11 -WS SeriesAdvanced air conditioning systemsLWH 3. Technical data table – WSC – Water Source Console Model WSC-12 WSC-15 WSC-

- 12 -WS SeriesAdvanced air conditioning systemsLHW 4. Dimensions and Weights – Split Condenser Units LxWxH Refrigerant Tubing C

- 13 -WS SeriesAdvanced air conditioning systems 5. Heating Element Recommendations

- 14 -WS SeriesAdvanced air conditioning systems 6.1 Refrigeration Cycle – Cooling Only

- 15 -WS SeriesAdvanced air conditioning systems 6.2 Refrigeration Cycle – Heat Pump

- 16 -WS SeriesAdvanced air conditioning systems 7. INSTALATION INSTRUCTIONS 7.1 General All parts and accessories are packed and shipped with

- 17 -WS SeriesAdvanced air conditioning systems  The arrangement of the terminals, or the length of the conductors between the cord anchorage a

- 18 -WS SeriesAdvanced air conditioning systems1489310111256327 7.3 Typical WS Installation Fig. 7-1 1

- 19 -WS SeriesAdvanced air conditioning systems 7.4 Unit Location and Installation  Install the unit in a location with convenient access to

- 20 -WS SeriesAdvanced air conditioning systems  Connect the incoming water to the WATER IN connection and the return water to the WATER OUT co

- 21 -WS SeriesAdvanced air conditioning systems 7.6 Connecting the Drain Hose Connect the supplied rubber siphon (6) to the drain hose connection

- 22 -WS SeriesAdvanced air conditioning systemsTo WS electrical box 8. INSTALLING CONTROL SYSTEM and CONNECTING POWER 8.1 Installing the Thermos

- 23 -WS SeriesAdvanced air conditioning systems 8.2 Terminal Box Location – Single Phase Unit

- 24 -WS SeriesAdvanced air conditioning systems 8.3 Terminal Box Location – 3 Phase Unit

- 25 -WS SeriesAdvanced air conditioning systems 9. Electrical Wiring Diagrams 9.1 Electrical Wiring Diagram – Single Phase Cooling Only – Model

- 26 -WS SeriesAdvanced air conditioning systems 9.2 Electrical Wiring Diagram – 3 Phase Cooling Only – Model 260U HP – High pressure control

- 27 -WS SeriesAdvanced air conditioning systems 9.3 Electrical Wiring Diagram – Single Phase with Electrical Heating Elements – Model 260U

- 28 -WS SeriesAdvanced air conditioning systems 9.4 Electrical Wiring Diagram – 3 Phase with Electrical Heating Elements – Model 260U

- 29 -WS SeriesAdvanced air conditioning systems 9.5 Electrical Wiring Diagram – Single Phase with Heat Pump – Model 260U HP – High pressure

- 3 -WS SeriesAdvanced air conditioning systems Contents SAFETY FIRST! …………………………………………………………………4 1. INTRODUCTION ………………………………………………………………

- 30 -WS SeriesAdvanced air conditioning systems 9.6 Electrical Wiring Diagram – 3 Phase With Heat Pump – Model 260U HP – High pressure contro

- 31 -WS SeriesAdvanced air conditioning systems 10. TROUBLESHOOTING GUIDE 10.1 Troubleshooting Notes. Important! Reset: Once the u

- 32 -WS SeriesAdvanced air conditioning systems Failure Code Troubleshooting (continued). Display Possible Cause Corrective Action 4 ER5 Ga

- 33 -WS SeriesAdvanced air conditioning systems 10.3 General Troubleshooting. Symptom Probable Cause Corrective Action 1 A/C fails to start.

- 34 -WS SeriesAdvanced air conditioning systems General Troubleshooting (continued). Symptom Probable Cause Corrective Action 5 Low Capacity.

- 35 -WS SeriesAdvanced air conditioning systems 10.4 Poor Cooling Troubleshooting. Symptom Probable Cause Corrective Act

- 36 -WS SeriesAdvanced air conditioning systems 10.5 Poor Heating Troubleshooting (Heat Pump). Symptom Probable Cause Corre

- 37 -WS SeriesAdvanced air conditioning systems 11. CONTROL PROGRAMS and OPERATION INSTRUCTIONS 11.1 General Protection: The air conditioner

- 38 -WS SeriesAdvanced air conditioning systems Air-Flow protection (only for units with electrical heating elements): To protect the heating el

- 39 -WS SeriesAdvanced air conditioning systems 11.3 Wall Mounted Thermostats α 260U 1. Temp Temperature setting

- 4 -WS SeriesAdvanced air conditioning systems SAFETY FIRST! Safe operation is UNIQUE's number-one priority when designing pro

- 40 -WS SeriesAdvanced air conditioning systems NOTES …………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

Unique – Engineering & Air Conditioning Mitzpe Sapir Industrial Park P.O.B. 13201 Tsur Igal 44862, ISRAEL Tel. 972-9-74987

- 5 -WS SeriesAdvanced air conditioning systems 1. INTRODUCTION This Service Manual provides comprehensive technical documentation for all mod

- 6 -WS SeriesAdvanced air conditioning systems 1.2 Manufacturing Options WS air conditioners are available in horizontal or vertical execution. S

- 7 -WS SeriesAdvanced air conditioning systems 1.3 Nameplate Information Technical information for a specific unit appears on the unit nameplate,

- 8 -WS SeriesAdvanced air conditioning systemsHWL 2.1 Technical Data Table – WS Package Units Model WS-12 WS-15 WS-22 WS-28 Watt 3

- 9 -WS SeriesAdvanced air conditioning systemsHWL 2.1 Technical Data Table – WS Package Units (continued) Model WS-36 WS-43 WS-4