WILLETT 430 - Page 6

Contents
Issue 2
v
Part No. 306-0430-102
EHT Block ........................................................................................................................................................135
Removal........................................................................................................................................................135
Installation.....................................................................................................................................................136
Nozzle Assembly..............................................................................................................................................137
Removal........................................................................................................................................................137
Installation.....................................................................................................................................................138
RS232 Jumper .................................................................................................................................................139
Installation.....................................................................................................................................................139
Removal........................................................................................................................................................139
Umbilical...........................................................................................................................................................141
PREVENTATIVE MAINTENANCE SCHEDULE.................................................................................................143
TROUBLESHOOTING ........................................................................................................................................145
Introduction.......................................................................................................................................................145
Fault Finding.....................................................................................................................................................146
Printer Fails to Initialise ................................................................................................................................146
Display Faults...................................................................................................................................................149
Backlight .......................................................................................................................................................149
Display ..........................................................................................................................................................150
Keypad Faults...............................................................................................................................................150
Display Icons ....................................................................................................................................................151
Mixer Tank Level High..................................................................................................................................155
CLEANING AND ADJUSTMENT........................................................................................................................157
Valve Cleaning .................................................................................................................................................157
VMS Inlet Restrictor Cleaning ..........................................................................................................................158
VMS Outlet Cleaning........................................................................................................................................159
Umbilical Purge ................................................................................................................................................160
Printhead Alignment.........................................................................................................................................161
ILLUSTRATED PARTS LIST..............................................................................................................................165
How to Use This Parts List...............................................................................................................................165
Optional Parts and Accessories .......................................................................................................................165
430 Ink Jet Printer ............................................................................................................................................166
Stand and Traffic Light System ........................................................................................................................167
Options and Accessories .................................................................................................................................168
General Spare Parts and Tools........................................................................................................................169
Documentation .................................................................................................................................................169
Major Sub-Assemblies .....................................................................................................................................170
Top Moulding Ink System Components ...........................................................................................................171
Top Moulding, Keypad and LCD ......................................................................................................................172
Baffle Plate Assembly ......................................................................................................................................174
Printhead Assembly .........................................................................................................................................175
Base Moulding and Cabinet .............................................................................................................................177
Mains Plate Assembly ......................................................................................................................................179
Ink System........................................................................................................................................................181
APPENDIX B ...........................................................................................................................................................1
Earlier 430 Model .................................................................................................................................................1
Ink System............................................................................................................................................................1
General .............................................................................................................................................................1
Flush Tank............................................................................................................................................................2
Removal............................................................................................................................................................2
Installation.........................................................................................................................................................2
Earlier 430 Illustrated Parts List ...........................................................................................................................3
Ink System ........................................................................................................................................................3