Table Of Contents - Panasonic MDF-DU702VH Service Manual

Table of Contents

Table Of Contents3
Features4
Structural Specifications5
D I M E N S I O N S5
Control Specifications6
Performance Specifications7
Dimension8
Mdf-Du502Vh8
Mdf-Du702Vh9
Cooling Unit Parts10
Refrigeration Circuit12
Binary Refrigerating Cuircuit12
C O M P O N E N T S O N P C13
Connections On Pcb14
C O N N E C T I O N S O N P C14
Electric Parts15
Specifications Of Sensor16
Wiring Diagram17
W I R I N G D I A G R A17
Circuit Diagram18
Main18
C I R C U I T D I A G R A18
Power19
Usb20
Operation21
O P E R A T I O21
Runtime,Version Up22
Temperature Calibration Procedure23
Operation System Configuration24
Operation Setup Data27
Temperature Control28
Restrict Of Compressor Starting28
Condition And Priority Of Comp. Operation Mode28
Control Specification28
Compressor Normal Mode29
Speed Control29
Constant Speed Operation29
H Side Start Condition （And)29
Error Handling30
Fan Control30
Table Auto Mode30
Capi. Heater Control31
Aip Heater Control31
Buzzer Control31
Alarm Type32
Alarm Function33
Alarm Delay33
Alarm Buzzer Output And Erase33
Ring Back33
Model34
Inverter Signal36
Parts Layout37
Front/Control Panel37
Left Side37
Opposite Side Of Control Panel37
Lower Right Side/Electric Box38
Lower Front/Condenser38
Rear Bottom/Cooling Unit38
Repairing Unit / Gas Charge39
Preparations39
Low Side Only39
R E P A I R I N G U N I T / G A S C H A R G39
Caution40
Common Work For High Temperature Side And Low Temperature Side41
Release Gas41
Securing Work Space41
Tool Connection41
Refrigerant Release42
Vacuum Evacuation Of Cooling Circuits43
Vacuum Evacuation Before Nitrogen Blowing43
Nitrogen Charge Before Nitrogen Blowdown44
Nitrogen Blow44
Repair45
Replacement Parts45
Preparation For Gas Welding46
Piping Connection By Gas Welding46
Refrigeration Circuit Leak Check46
Evacuation47
Leak Check Of Connection Point47
Complete Evacuation48
Gas Charge49
Completion Of Evacuation49
Preparation For Charge50
Preparation: Leak Check Spray50
Starting Gas Charge50
Stop Gas Charge51
Gas Leak Check51
Cooling Circuit52
Enclosed In Pentane52
Pentane Collection52
Charge Pentane To Refrigeration Circuit53
Confirm Operation As Final Confirmation54
Test Data55
At30C Pull-Down & Pull-Up Temperture56
At35C Pull-Down Pressure56
At35C Pull-Down Temperture56
At35C Pull-Down Current-Input56
Temperature Uniformity - 17Points Measuring59
Internal Temperature Uniformity (Reference Data)60
Distribution Data60
Running Cycle61
Backup Cooling Kit Installation And Setting Procedure67
Confirmation Of Packing Items67
Precautions74
Before Installation74
At Installation74
After Installation74
Installation75
Injection Test75
Setting76
Mdf-Du500Vx77