WILLETT 430 - Page 5

430 Ink Jet Printer Service and Maintenance Manual
iv
Issue 2
Part No. 306-0430-102
I/O Board ......................................................................................................................................................... 110
Removal ....................................................................................................................................................... 110
Installation .................................................................................................................................................... 111
Calibration .................................................................................................................................................... 111
CPU Board....................................................................................................................................................... 112
Removal ....................................................................................................................................................... 112
Installation .................................................................................................................................................... 112
Power Supply Unit ........................................................................................................................................... 113
Removal ....................................................................................................................................................... 113
Installation .................................................................................................................................................... 113
PSU Module Fuse Replacement.................................................................................................................. 114
LCD and Backlight ........................................................................................................................................... 115
Removal ....................................................................................................................................................... 115
Installation .................................................................................................................................................... 116
Keypad............................................................................................................................................................. 116
Removal ....................................................................................................................................................... 116
Installation .................................................................................................................................................... 116
Ink and Top Up Reservoir Sensor ................................................................................................................... 117
Removal ....................................................................................................................................................... 117
Installation .................................................................................................................................................... 117
Exchanging the Sensor and LED................................................................................................................. 117
Mains Inlet Connector...................................................................................................................................... 119
Removal ....................................................................................................................................................... 119
Installation .................................................................................................................................................... 120
Mains Switch.................................................................................................................................................... 120
Removal ....................................................................................................................................................... 120
Installation .................................................................................................................................................... 120
Fluid Management System (FMS)................................................................................................................... 121
Removal ....................................................................................................................................................... 121
Installation .................................................................................................................................................... 122
Ink System Pump............................................................................................................................................. 123
Removal ....................................................................................................................................................... 123
Installation .................................................................................................................................................... 124
Main Filter ........................................................................................................................................................ 125
Removal ....................................................................................................................................................... 125
Installation .................................................................................................................................................... 125
Flush Pump...................................................................................................................................................... 126
Removal ....................................................................................................................................................... 126
Installation .................................................................................................................................................... 126
Solenoid Valves ............................................................................................................................................... 127
Removal ....................................................................................................................................................... 127
Installation .................................................................................................................................................... 127
Fan................................................................................................................................................................... 128
Removal ....................................................................................................................................................... 128
Installation .................................................................................................................................................... 128
Fan Failure Card.............................................................................................................................................. 129
Removal ....................................................................................................................................................... 129
Installation .................................................................................................................................................... 129
EHT Module..................................................................................................................................................... 130
Removal ....................................................................................................................................................... 130
Installation .................................................................................................................................................... 130
Head Manifold.................................................................................................................................................. 131
Removal ....................................................................................................................................................... 131
Installation .................................................................................................................................................... 132
Phase Detector ................................................................................................................................................ 133
Removal ....................................................................................................................................................... 133
Installation .................................................................................................................................................... 134