Controller Maintenance - Fluke Calibration 4322-SYS-NAVAIR Service Manual

Title
Introduction ........................................................................................................ 4-3
Safety ................................................................................................................. 4-3
Standard Torque Look-Up Table ....................................................................... 4-3
Maintenance Procedures .................................................................................... 4-4
Event Log ...................................................................................................... 4-4
Front-Panel and Case Cleaning ..................................................................... 4-4
Pressure Leakage Test ................................................................................... 4-5
Pressure Generation Test (On-Board Motor) ................................................ 4-6
Fuse Replacement .......................................................................................... 4-7
Controller Part Replacement .............................................................................. 4-9
Chassis ........................................................................................................... 4-9
Control Panel Separation ............................................................................... 4-10
Pump Bracket ................................................................................................ 4-16
Manifold ........................................................................................................ 4-18
Display ........................................................................................................... 4-22
Keypad, Encoder, or Encoder Wheel ............................................................ 4-23
Communications Box .................................................................................... 4-24
Pressure Transducers and Barometer ............................................................ 4-26
Contamination Prevention System (CPS) ...................................................... 4-28
Fine and Coarse CPS Filters (Internal) ..................................................... 4-28
CPS Vent Filter (External) ........................................................................ 4-28
CPS Dock and NC Isolation Valve ........................................................... 4-29
Piston Pump Head Clippard Valves .............................................................. 4-32
Piston Seal Replacement ............................................................................... 4-33
Precision, Isolation, and Control Valves and Backplane PCA ...................... 4-34
Precision Control Valve ............................................................................ 4-34
Control Valves .......................................................................................... 4-34
Backplane PCA ......................................................................................... 4-34
NC Isolation Valve .................................................................................... 4-36
PCAs .............................................................................................................. 4-36
Access the Electronics Box ....................................................................... 4-37
Power Supply PCA ................................................................................... 4-37
Processor PCA .......................................................................................... 4-37
Main PCA and P-VLV PCA ..................................................................... 4-38
Amplifier PCA .......................................................................................... 4-39
Quick Connect Fittings (QC) and Filter ........................................................ 4-41

Controller Maintenance

Chapter 4
Page
4-1