Intermec ColorCoder V4 – Service Manual Ed. 1
42
Chapter 2 Operation and Timing
2.2 Image Formation System, cont'd.
2.2:C Recovery Unit, cont'd.
Head cleaning procedure
Head cleaning is automatically set up when the power switch is
turned ON, printing is started, or when required during the printing
process. Cleaning type can be selected on the operation panel or by
service mode. Nine head cleaning modes are available as listed
below.
Cleaning when power switch is turned ON
When the machine power switch is turned ON, the cleaning process
takes place as follows depending on the time after the previous
cleaning 4.
➀
When more than 12 hours have elapsed after the previous
cleaning 4: ink supply
→
cleaning 4
➁
When less than 12 hours have elapsed after the previous cleaning
4: Cleaning 3
Cleaning type
Procedure
Operation mode
Cleaning 1
Preliminary discharge
• Service mode
Cleaning 2
Pressurizing
→
head wiping
→
preliminary discharge
• Auto cleaning
(After the head wiping, waste ink is sucked.)
• Service mode
Cleaning 3
Suction of waste ink started.
Pressurizing
→
head wiping
→
preliminary discharge
Cleaning 4
Suction of waste ink started.
Ink circulation
→
head wiping
→
preliminary discharge
(Cleaning 2) x 4
Suction of waste ink
→
pressurizing
→
head wiping
→
• Service mode
preliminary discharge
Cleaning (A)
Suction of waste ink started.
• Operation of the control
Pressurizing
→
head wiping
→
preliminary discharge
panel
(same as in the cleaning 3)
• Service mode
Claening (B)
Suction of waste ink started
• Operation of the control
(Ink circulation
→
pressurizing
→
head wiping) process
panel
repeated twice.
→
preliminary discharge
• Service mode
Recovery before printing
➀
Pressurizing
→
head wiping
• Auto cleaning
(After the head wiping process, waste ink is sucked.)
Recovery before printing
➁
Preliminary discharge
• Auto cleaning
Table 2-3