Chapter 44-34F-4-934.3.17 Opening/Closing the Ink Supply Valve 0012-64131) Open the top cover, and then remove the left circle cover tank cover.2) To open the ink supply valve, turn the cam[2] in the direction of the arrow and press the link[1].F-4-94* If the tube is full of ink, releasing the printhead lock lever with the ink supply valve open can cause the ink to flow back to the ink supply unit, resulting in leakageof ink from the ink supply needle.* If the ink supply valve is held open due to a problem such as a valve motor error(E02D06), remove the valve motor unit(refer to DISASSEMBLY/REASSEMBLY> Points to Note on Disassembly andReassembly > Ink Tank Unit) and close the ink supply valve.4.3.18 Draining the Ink 0012-6416There are two methods of removing the ink, amanual methtod and an automatic method.There the ink is drained, the ink inside the ink passage totaling about72g(about 6g x 12coloes) is drained as waste ink.To prevent ink leakage, be sure to drain the ink inside the ink passage before transporting the printer again.1. Automatic ink drainageTo perform "automatic ink drainage", select "mainMenu" > "Maintenance" > "Move Printer".Perform automatic ink drainage again if a power outage or other cause shuts off the power during the operation for automatic ink drainage.2. Manual Ink DrainagePerform manual ink drainage when the printer cannot be powered due to a printer's electrcal part failure, firmware error, or power supply problem.Manual Ink Drainage Procedure1) Open the top cover, and then remove the left and right circle covers, tank cover, right upper cover, operation panel, mist filter, filter cover, filter, and right cover.Refer to DISASSEMBLY/REASSEMBLY > Pointe toNote on Disassembly andReassembly > External Cover.2) Move the carriage onto the platen. Refer to DISASSEMBLY/REASSEMBLY > Points to Note on Disassembly and Reassembly > Opening the Cap/Movethe Wiper Unit.3) Turn the cam[2] in the direction of the arrow, and then press the link[1] to open the ink supply valve.[1][2] [2][3][1][2]