Replacing Print Head - SATO 9001226(A) Service Manual

7.2 REPLACING PRINT HEAD

If the print head becomes damaged or worn, it can be easily removed and replaced without having to make
critical adjustments.
Please wear protective gloves to avoid contaminating the sensitive print head surface. Before replacing the
print head, check the head counter values by printing a test pattern. Instructions relating to the Head Counter
may be found in Section 4.16 Factory Mode of this manual.
With the power supply is off, lift up the main cover.
1.
Remove the ribbon stock if loaded.
2.
Remove the center screw (1) holding the head bracket to the print head as shown below.
3.
Release the purple head lock lever by turning counter clockwise and slowly lift up the print head assem-
4.
bly .
The defective print head assembly will drop down.
Disconnect the two wiring harnesses (Head cable (2) and Power head cable (3)) from defective print
5.
head (4).
Flat-blade screwdriver
1
3
4
2
TG3 Series Service Manual
Section 7: Replacement Procedures
Head close
Head open
Page 7-3