Fluke 6270A - Page 26

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6270A

Service Manual

20

2

1

3

hxn212.eps

Figure 7. PMM and PCM Removal

Table of Contents

Table of Contents3
Introduction7
Contact Fluke Calibration8
Safety Information8
Symbols9
The Product Manual Set10
Specifications10
Control Specifications12
- Pressure Measurement Specifications12
- PM200 Modules13
- PM600 Modules14
Theory of Operation15
- Overview15
- Accessories15
- Pneumatic and Electrical Configuration15
- Pneumatic Interfaces17
- Over Pressure Protection17
- Electrical19
- Module Connector20
- PCA Overview21
- Communications / Firmware22
- System Boot23
Software Upgrades23
Maintenance24
- Access the Module Bay24
- PMM and PCM Removal25
- Clean the Exterior27
- Pressure Leakage Test (On-Board Diagnostics)27
- Fuse Replacement28
- Manifold Replacement29
Repair and Replacement31
- Feet and Tilt Stands31
- Remove and Replace Handles33
- Top Panel35
Module Guide Rails36
- Communications Tray38
- The CPU39
- PMM Dock Assembly41
- G- and B-Series Valves45
Power Supply and Fan51
- Remove the Power Supply52
- Remove the Fan54
- Remove the Power Entry Module55
Front Panel and Display Assembly56
- Remove Front-Panel Assembly56
- Remove Keypad PCA and Knob from the Front-Panel Assembly58
- Remove Display Components from the Display Panel Shell60
- Remove the Module Bay Latch Assembly63
PCM Assembly65
- Replace the Control Valves68
- Inspect the Control Valves70
- PCM Supply, Test, Exhaust Sensor Alignment72
- Calibrate the Sensors73
- Supply Port (ATM and 3,000 Psi)74
- Exhaust Port (Hard Vacuum then ATM)76
Calibration Sled and PMM76
PM200 and PM600 Modules78
PM600 Digital Barometer Optimization79
- Setup79
Return to Service - Safety Validation Recommendations81
- Electrical81
- Pressure81
Calibration Adjustment82
- Pm20082
- Pm60083
Calibration and Adjustment Procedures84
- Required Equipment84
- Preliminary Operations86
- Setup87
Module Calibration90
- Calibration of Modules in Chassis90
- Calibration of Modules in Calibration Sled91
Calibration Tables94
- PM200 Calibration Definition94
- PM600 Calibration Definition95
- PM200 Test Definition Matrices96
- PM600 Test Definition Matrices108
- Calibration with COMPASS for Pressure116
Troubleshooting117
- Reset Controller Settings119
- Diagnostics119
- System120
- Measure120
- Control121
- Leak Test121
- Remote Interface122
Contamination Prevention System (CPS)122
- CPS Cleaning and Inspection122
  - Separate the Lower and Upper Housing126

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