Service manual
19
3. Mechanics
3.1. Exchange of print head
Attention:
Before working at the print head:
Accomplish safety control against electrostatic charge!
Switch off machine and plug it out!
Lift print head bracket (B) with print head by turning clamping lever (A) counter-clockwise.
Pull off print head plug (C) including cable and take it off through the sheet iron opening.
Take off locking washer (D).
Dislocate the hook of the brake spring (E) by means of a screwdriver.
Pull complete print head bracket (B) off the shaft (F).
Remove 4 screws (G
)
.
Take off print head (H).
Installation:
Install the new print head in opposite order.
Attention:
Do not touch the contacts of the print head!
Apply heat-conducting paste according to old print head.