Victor Xu Page 64 12 Jan. 2011
Copyright 2011 © Shenzhen Runtianzhi Image Technology, Co., Ltd.
http://www.floradigital.com
Chapter 7 Service and Maintenance manual of Flora PP 2512UV
7.1 Brief Introduction
This is to describe the various service and maintenance procedure to be observed in using this
PP 2512UV machine.
7.2 Maintenance of print heads
7.2.1 Flushing a Selected Print head
Disconnect the connection of the Ink Tube Inlet from the Ink Supply Line, insert the
tubing of the Syringe with the compatible solvent inside.
Slowly push the solvent out of the print head and check if all the nozzles are jetting well.
Continue flushing out until all the print head nozzles are showing straight jetting of
flushing solution.
Reconnect the Ink input tubing to the supply line, Do Ink prime by activating the toggle
switch.
Click the Auto Clean Mode on the RTZ driver software to wipe clean the print head
nozzles.
Wipe the print heads with a lint-free cloth to removed excess ink residue near the
nozzles.
7.2.2 Replacing the Print head
Turn-off the printer power.
Perform the Flushing procedure on the Print head that needs to be replaced.
Remove the 30pins Print head flexible flat data cable.
Remove the Print head Connection card by removing the two screws fixation screws.
Remove the two print head fixation screws.
Remove the input and bleed tubes from the Print head’s ink supply and bleeding port.
Safe keep the old Print head.
Install the new Print head to the Print head accordingly.
Replace the two fixation screws of the Print head.
Connect the Ink supply and Ink bleed tubing to the new Print head’s accordingly.
Install the Print head Connection Card on the Print head and tighten fixation screws.
Install the 30pins Print head flexible data cable, take note of the correct cable connector
orientation when connecting the flat data cable on the print head and Printing Control Board.
Perform Flushing procedure to make sure that all jets are working well.
Turn on the printer power.
Perform Ink Priming
Click the Auto Clean Mode on the RTZ software to auto-clean the Print head.
Wipe the Print heads with a lint-free cloth to removed excess ink residue around the
Print head nozzle.
7.3 Maintenance of Ink Supply and Vacuum Line System
Check the ink supply line system specifically the connectors, plugs and valves for any traces
of leakages or broken plastic tubing.
Check and drain any traces of ink or solvent flow from the ink protect tank. If overflow
happens, clean the affected line immediately. Ink dripping or starving will happen on the print
head as a result of unstable vacuum line system.
7.3.1 Changing Defective Ink Pump and Filter
Usually the ink pump stops pumping the ink when the secondary tank is full of ink. The level
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