Canon W6400 Series Service Manual page 59

Cleaning Mode
Cleaning 1
Cleaning 2
Cleaning 3
Cleaning 4
Cleaning 5
Cleaning 6
Cleaning 7
Cleaning 10
Cleaning 11
Cleaning 12
Cleaning 15
Details of the cleaning function are shown in the table below.
Printer Status
At power on
Before printing
During printing
After printing ends When printing ends
T-2-3
Name Cleaning Description
Normal cleaning (Head Removes ink adhered due to nozzle drying, ink accumulated on
Cleaning A) the face, and paper particles.
Ink level adjustment cleaning Adjusts the ink level in the head by suction and then performs
normal cleaning.
Initial filling cleaning Fills the ink when there is no ink in the tube (during initial
installation) and then performs normal cleaning.
Ink extraction during head Extracts the ink to replace the head. (Extracts only ink in the
replacement head.)
Ink extraction during Extract the ink in the head and tube for secondary transport.
secondary transport
Normal (strong) cleaning Performs suction stronger than when adjusting the ink filling
(Head Cleaning B) amount in the head or normal cleaning in order to clear clogged
nozzles.
Bk aging Performs Bk aging when ink is changed after head replacement
and then performs normal cleaning. (Bk only)
Ink filling during secondary Fills the ink when there is no ink in the tube (during installation
transport after secondary transport) and then performs normal cleaning.
Sub-buffer ink extraction Extracts the ink in sub-buffer in order to change ink from Bk to
MBk or MBk to Bk.
Ink change (ink replacement) Replaces the ink from Bk to MBk or from MBk to Bk.
Y dot count suction Performs suction to remove Y ink adhered due to nozzle drying/
Y ink accumulated on face when the Y dot count reaches a
prescribed value or every 20 sheets.
T-2-4
Initial installation
When the power is turned ON at
least 1440 hours but less than 2160
hours have elapsed since the
previous ink level adjustment
suction or initial filling suction. *2
When the power is turned ON at
least 2160 hours have elapsed since
the previous ink level adjustment
suction or initial filling suction. *2
Power ON within 72 hours after
printing ends abnormally *3
Power ON when 72 hours have
elapsed since printing ends
abnormally *3
Before printing within 48 hours
since previous print end
Before printing after at least 48
hours but less than 96 hours since
the previous end of printing
Before printing after at least 96
hours since the previous end of
printing
When prescribed amount of ink is
discharged after previous ink level
adjustment suction.
When at least 1440 hours but less
than 2160 hours have elapsed since
the previous ink level adjustment
suction.
At least 2160 hours have elapsed
since the previous ink level
adjustment suction
When an error occurs before
printing
Scan interval during printing
Cleaning Description
Cleaning 3 (initial filling cleaning)
Cleaning 2 (ink level adjustment
cleaning)
Cleaning 3 (initial filling cleaning)
Cleaning 1 (normal cleaning)
Cleaning 6 (normal (strong)
cleaning)
Wiping and maintenance jet (Y/M/
PM: 2000 shots C/PC: 1400 shots Bk:
700 shots)
Cleaning 15 (Y dot count suction)
Cleaning 1 (normal cleaning)
Cleaning 6 (normal (strong)
cleaning)
Cleaning 2 (ink level adjustment
cleaning)
Cleaning 3 (initial filling cleaning)
Cleaning 1 (normal cleaning)
Maintenance jet
Wiping + maintenance edge
Chapter 2
Consumption
(reference)*1
Approx. 35g
Approx. 11g
Approx. 35g
Approx. 1g
Approx. 6g
Approx. 0.06g
Approx. 0.3g
Approx. 1g
Approx. 6g
Approx. 11g
Approx. 35g
Approx. 1g
Bk 1 nozzle Bk/M/
Y 26 shots other 10
shots Bk 1 nozzle
26 shots
Approx. 0.02g
2-15