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Mitsubishi Electric Manuals
Air Conditioner
PURY-HP72
Service handbook
Bc Controller Circuit Board Arrangement; Bc Controller Control Box - Mitsubishi Electric PURY-HP72 Service Handbook
R410a
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:
Service handbook
(398 pages)
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Advertisement
[4-5 BC Controller Circuit Board Arrangement ]
4-5
BC Controller Circuit Board Arrangement
4-5-1
BC Controller Control Box
1. CMB-P1016NU-G, GA, HA
Transformer
Terminal block for
power supply
Terminal block for
transmission line
HWE13080
Relay board
BC board
- 101 -
GB
Table of
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Chapters
Table of Contents
10
Chapter 2 Restrictions
28
Chapter 3 Major Components, Their Functions and Refrigerant Circuits
74
Chapter 4 Electrical Components and Wiring Diagrams
96
Chapter 5 Control
126
Chapter 6 Test Run
158
Chapter 7 Troubleshooting Using Error Codes
182
Chapter 8 Troubleshooting Based On Observed Symptoms
260
Chapter 9 Led Status Indicators On the Outdoor Unit Circuit Board
334
Table of Contents
Troubleshooting
Chapter 7 Troubleshooting Using Error Codes
182
Chapter 8 Troubleshooting Based on Observed Symptoms
260
Pressure Sensor Circuit Configuration and Troubleshooting Pressure Sensor Problems
278
Troubleshooting Solenoid Valve Problems
280
Troubleshooting Outdoor Unit Fan Problems
283
Troubleshooting LEV Problems
284
Troubleshooting Problems with Major Components on BC Controller
288
Troubleshooting Flowchart for LEVs
292
Troubleshooting Flowchart for Solenoid Valves
295
Troubleshooting Inverter Problems (TKMU)
299
Troubleshooting Problems with Intelligent Power Module
307
Troubleshooting Problems with Diode Stack
308
Troubleshooting Inverter Problems (YKMU)
309
Simple Check on Inverter Circuit Components
316
Troubleshooting Problems with Outdoor Unit Transmission Power Supply Circuit
319
Troubleshooting Problems with Outdoor Unit Transmission Power Supply Circuit
321
Troubleshooting Problems Using the LED Status Indicators on the Outdoor Unit
333
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