Table Of Contents - Bosch CLIMATE 5000 Service Manual

Table of Content
1 Safety Instructions ............................................................ 3
1.1 Precautions ............................................................ 3
1.1.1 Emergency cases ..................................................... 3
1.1.2 Pre-Installation and Installation .................................. 3
1.1.3 Operation and Maintenance ...................................... 3
1.2 Service works ......................................................... 3
1.2.1 Installation area ....................................................... 3
1.2.2 Refrigerant category ............................................... 3
1.2.3 Working space ......................................................... 3
1.2.4 Checking for leakage ................................................ 4
1.2.5 Fire security ............................................................ 4
1.2.6 Risk of flame ........................................................... 4
1.2.7 Area ventilation ....................................................... 4
1.2.8 Installation check ..................................................... 4
1.2.9 Electrical work ........................................................ 4
1.2.10 Repair of sealed components..................................... 4
1.2.11 Repair of intrinsically safe components ....................... 4
1.2.12 Wiring .................................................................... 4
1.2.13 Detection of flammable refrigerants ............................ 4
1.2.14 Leak detection methods ............................................ 4
1.2.15 Removal and evacuation ........................................... 4
1.2.16 Charging procedures ................................................ 5
1.2.17 Decommissioning .................................................... 5
1.2.18 Labelling ................................................................ 5
1.2.19 Recovery ................................................................ 5
2 Specifications ................................................................... 6
2.1 Model Reference ...................................................... 6
2.2 Electrical Wiring Diagrams ........................................ 6
2.2.1 Indoor unit .............................................................. 6
2.2.2 Outdoor Unit ........................................................... 7
3 Product Features ............................................................... 9
3.1 Operation Modes and Functions ................................. 9
3.1.1 Abbreviation ........................................................... 9
3.1.2 Safety Features ....................................................... 9
3.1.3 Display Function ...................................................... 9
3.1.4 Fan Mode................................................................ 9
3.1.5 Cooling Mode .......................................................... 9
3.1.6 Heating Mode ........................................................ 10
3.1.7 Auto-mode ............................................................ 10
3.1.8 Drying mode ......................................................... 10
3.1.9 Forced operation function ....................................... 10
3.1.10 Sleep function ....................................................... 10
3.1.11 Auto-Restart function ............................................. 11
3.1.12 Refrigerant Leakage Detection ................................. 11
3.1.13 8°C Heating (Optional) ........................................... 11
3.1.14 Self clean (Optional) .............................................. 11
CAUTION
Risk of fire/flammable material
2
3.1.15 Follow me (Optional) .............................................. 11
3.1.16 Silence (Optional) .................................................. 11
3.1.17 Information Inquiry ................................................ 11
4 Maintenance and Disassembly .......................................... 14
4.1 Maintenance ......................................................... 14
4.1.1 First Time Installation Check .................................... 14
4.1.2 Refrigerant Recharge .............................................. 15
4.1.3 Re-Installation ....................................................... 16
4.2 Disassembly ......................................................... 20
4.2.1 Indoor unit ............................................................ 20
4.2.2 Outdoor unit ......................................................... 25
5 Troubleshooting .............................................................. 36
5.1 Safety Caution ....................................................... 36
5.2 General Troubleshooting ......................................... 37
5.2.1 Error Display (Indoor Unit) ...................................... 37
5.3 Error Diagnosis and Troubleshooting ........................ 38
5.3.1 Remote maintenance .............................................. 38
5.3.2 Field maintenance ................................................. 38
5.4 Quick Maintenance by Error Code ............................ 39
5.5 Troubleshooting by Error Code ................................. 43
5.5.1 Common Check Procedures .................................... 43
5.5.2 E0/F4 (EEPROM parameter error) ............................ 44
5.5.3 E1 (Indoor and outdoor unit communication error) ..... 45
5.5.4 E2 (Zero crossing detection error diagnosis
and solution) ......................................................... 46
5.5.5 E3/F5 (Fan speed is operating outside of the normal
range) .................................................................. 47
5.5.6 E4/E5/F1/F2/F3 (Open circuit or short circuit of
temperature sensor diagnosis and solution) ............... 49
5.5.7 E7 (Indoor PCB /Display board communication error) 50
5.5.8 EC (Refrigerant Leakage Detection diagnosis and
solution) .............................................................. 51
5.5.9 F0 (Overload current protection diagnosis
and solution) ......................................................... 52
5.5.10 P0 (IPM malfunction or high current protection
diagnosis and solution) ........................................... 53
5.5.11 P1 (High / Low voltage protection diagnosis
and solution) ......................................................... 54
5.5.12 P2 (High temperature protection of IPM module
diagnosis and solution) .......................................... 55
5.5.13 P4 (Inverter compressor drive error diagnosis and
solution) .............................................................. 56
6 Appendix ........................................................................ 57
6.1 Temperature Sensor Resistance Value Table for T1,T2,
T3 and T4 ............................................................ 57
6.2 Temperature Sensor Resistance Value Table for TP ..... 58
6.3 Pressure On Service Port (R32) .............................. 59
CLIMATE 5000 RAC SINGLE SPLIT (R32) - 6720894076 (2019/08)