Ink is leaking

Print Head failure
Ink Cartridge Holder contact section failure
Pump Cap Unit failure
Ink Tube split
Connection failure of ink tube joint section such as at Ink Holder/On-CR Unit/Sub Tank Unit
Seal rubber deformation due to over tightening of ink tube joint section such as at Ink Holder/Self Sealing Valve Assy/Sub Tank Unit
Damage to parts due to ink freezing caused by placing the product below -10℃

Step	Confirmation points and methods	Page	YES	NO
1	Replace the Print Head Does the product recover from the failure?	Print Head	End	Go to step 2
2	Replace ink cartridge Does the product recover from the failure?	---	End	Go to step 3
3	Replace the Pump Cap Unit Does the product recover from the failure?	Pump Cap unit	End	Go to step 4
4	Check the following connectors Check if the connectors are tightened at the correct torque Ink Cartridge Holder to Ink Bifurcated Flow Channel Unit Ink Bifurcated Flow Channel Unit to Self Sealing Valve Assy Does the product recover from the failure?	Ink Cartridge Holder Ink Bifurcated Flow Channel Unit Self Sealing Valve Assy	End	Go to step 5
5	Replace the Seal Rubber Following target locations Ink Cartridge Holder to Ink Bifurcated Flow Channel Unit Ink Bifurcated Flow Channel Unit to Self Sealing Valve Assy Does the product recover from the failure?	Ink Cartridge Holder Ink Bifurcated Flow Channel Unit Self Sealing Valve Assy	End	Go to step 6
6	Replace the Ink Tube Assy Does the product recover from the failure?	Ink Tube Assy	End	Go to step 7
7	Explain to the customer that ink will freeze in environments below -10°C, leading to component failure, and that Ink Discharge and Tube Wash will be necessary, and replace the Pump Unit. Does the product recover from the failure?	Pump Unit	End	Escalate to person in charge

# Ink is leaking