Peqlab PerfectSpin 24 R, Руководство по обслуживанию

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PerfectSpin 24 R Service Manual
Table of Contents
1. Safety Precautions ................................................................... 1
1.1 Operation Safety Precautions ................................................1
2. System Description .................................................................. 2
2.1.
2.2.
2.3.
2.4.
2.5. Design Block Diagram ..................................................................2
Electrical Component Specifications...........................................3
PCBs Description ..........................................................................3
Wire Connection Diagrams ..........................................................4
PCBs Connector Location ............................................................6
2.5.1. Power Board PCB’s Connector Locations ............................................. 6
2.5.2. Display/MCU Board PCB’s Connector Locations ................................ 8
Refrigeration System ....................................................................8 2.6.
3. Troubleshooting ....................................................................... 9
3.1.
3.2.
3.3. Problem List...................................................................................9
Error Messages ............................................................................12
Troubleshooting Flows ................................................................13
3.3.1. Beeper has no sound .............................................................................. 13
3.3.2. LCD has no display ................................................................................ 14
3.3.3. Buttons can’t function ........................................................................... 15
3.3.4. Can’t reach temperature ....................................................................... 16
3.3.5. Can’t reach speed (RPM and RCF) ..................................................... 17
3.3.6. Timer can’t count ................................................................................... 17
3.3.7. Lid Lock can’t release............................................................................ 18
3.3.8. “
3.3.9. “
” Error ........................................................................................... 19
” Error (Rotor Imbalance).......................................................... 20
4. Disassembly/Assembly .......................................................... 21
4.1.
4.2.
4.3.
4.4.
4.5.
4.6.
4.7.
4.8.
4.9.
4.10.
4.11. Lid Cover Disassembly ...............................................................21
Top Case Disassembly .................................................................24
Main Board Disassembly ............................................................26
Control PCBA Disassembly........................................................27
Motor Module Disassembly........................................................28
Solenoid Module Disassembly ....................................................29
Condenser Fan Module Disassembly ........................................30
Compressor Fan Disassembly ....................................................31
Transformer Modules Disassembly ...........................................32
Relay & Capacitor Modules Disassembly.................................33
Power Switch Module Disassembly ...........................................34
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