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WILLETT 430 - Preventative Maintenance Schedule

WILLETT 430
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Preventative Maintenance Schedule: Umbilical
Issue 2
143
Part No. 306-0430-102
P
REVENTATIVE
M
AINTENANCE
S
CHEDULE
The following preventative maintenance schedule must be carried out by a suitably trained maintenance
technician.
Actual intervals depend on machine running hours. The figures below are based on eight hours usage per day.
If the actual usage is higher, the intervals should be reduced.
Task Daily Weekly 6 Months 24 Months Reference
Check Printhead, clean as required
Page 86
Clean Printer Cabinet
Page 46
Visual inspection of connections and fittings
Page 49
Clean EHT block
Page 78
Replace main ink filter
Page 82
Replace pre-pump filter
Page 82
Replace cooling fan dust filter
Page 128
Replace last chance filter in printhead
Page 137
Replace ink pump *
Page 123
* Note: Check and replace only if necessary.
Table 38 Preventative Maintenance Schedule

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