EC-PACK EC-JET 2000, Manual

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User Manual The1.1 version of 2018 Guangzhou EC-PACK CO.LTD
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No VOD adjustment on start-up.
Pressure Loss (mechanical)……………………………………………………………… FC12
Blocked gutter.
Gutter Problems………………………………………………………………………….. FC35
Jet catching print head cover slot.
Printhead Cover Block…………………………………………………… FC06
Jet Alignment Problems…………………………………………………………………..FC32
Ink leaking from gutter or poor gutter action.
Gutter Problems…………………………………………………………………………...FC35
DURING PRINTING
Poor print quality……………………Refer to “Identifying Faults by Print Sample” (page 75)
Jet velocity reduces - increased VOD reading.
Gutter Problems…………………………………………………………………………..FC35
Messy print, missing drops.
Gutter Block……………………………………………………………...FC05
Printhead cover Block……………………………………………………….FC06
No Print.
Print delay value incorrectly set…………………………………………………………..FC39
Part of message missing…………………………………………………………………..FC40
AFTER THE JET IS STOPPED
Poor purge of nozzle at shutdown.
Gutter Problems…………………………………………………………………………...FC35
10.5. Problem Solving
This sub-section describes the faults identified in the previous sub-section “Identifying Faults”.
For each fault, identified by a fault code(FC) number, procedures are given for confirming the
presence of the fault, and actions necessary to rectify the fault.
Fault codes not referenced in this manual are faults that can only be rectified by a Service
Engineer.
10.5.1. Problem Solving - Print Samples
FC05 Gutter Block
Diagnosis
This fault is also known as “gutter block” and is similar to the associated problem of Printhead
Cover block. When the problem occurs, the droplets with smallest deflection fall on the gutter
and therefore can not be printed out.
If the jet is misaligned on the gutter, the least deflected drops may catch the edge of the gutter. The