Panasonic WHSD24BE51, Service Manual

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11.2. Indoor/Outdoor Unit Installation Diagram ---------- 24
11.3. Indoor Unit ------------------------------------------------- 25
11.4. Outdoor Unit ----------------------------------------------- 28
12 Operation and Control ----------------------------------------- 31
12.1. Basic Function -------------------------------------------- 31
12.2. Water Pump ----------------------------------------------- 32
12.3. Pump Down Operation --------------------------------- 33
12.4. Flow Switch ------------------------------------------------ 33
12.5. Indoor Unit Safety ---------------------------------------- 34
12.6. Auto Restart Control------------------------------------- 34
12.7. Indication Panel------------------------------------------- 34
13 Protection Control ---------------------------------------------- 35
13.1. Protection Control For All Operations --------------- 35
13.2. Protection Control For Heating Operation --------- 36
14 Servicing Mode -------------------------------------------------- 37
14.1. Test Run ---------------------------------------------------- 37
14.2. Proper Pump Down Procedure ----------------------- 37
14.3. How To Adjust Water Flow Rate---------------------- 37
15 Maintenance Guide --------------------------------------------- 38
16 Troubleshooting Guide ---------------------------------------- 40
16.1. Refrigeration Cycle System --------------------------- 40
16.2. Relationship Between The Condition Of The
Air-to-Water Heatpump Indoor And Outdoor
Units And Pressure And Electric Current ---------- 41
16.3. Breakdown Self Diagnosis Function ---------------- 42
16.4. Error Codes Table---------------------------------------- 43
16.5. Self-diagnosis Method ---------------------------------- 44
17 Disassembly and Assembly Instructions --------------- 70
17.1. To Remove Front Plate --------------------------------- 70
17.2. To Remove Cabinet-------------------------------------- 70
17.3. To Remove Pressure Gauge -------------------------- 71
17.4. To Remove Control Panel------------------------------ 71
17.5. To Remove Electronic Controller Board and
Transformer------------------------------------------------ 72
17.6. To Remove RCCB --------------------------------------- 72
17.7. To Remove Pressure Relief Valve, Flow
Switch and Water Pump-------------------------------- 73
18 Technical Data ---------------------------------------------------- 75
18.1. Operation Characteristics ------------------------------ 75
18.2. Heating Capacity Table --------------------------------- 77
18.3. Hydraulic Pump Performance------------------------- 79
19 Exploded View and Replacement Parts List ----------- 80
19.1. WH-SD24BE5-1 WH-SD30BE5-1 ------------------ 80
19.2. WH-UD24BE5-1 WH-UD30BE5-1 ------------------ 82