Carriage Unit Removal - Epson 4003353 Service Manual

Disassembly and Assemb/y

3.2.5.2 Carriage Unit Removal

1. Remove the printer mechanism. (See section 3.2.4.)
2. Move the carriage to the left side of the printer while pressing the hook that fixes the carriage
to the home position.
3. Remove the 2 CBN (0)
4. Remove thecartridgeholder with inkcartridge from the carriage unit. (See section 3.2.5.l.)
5. Release the carnage timingbeh from thebeh pulley while pressing the pulley lever.
6. Remove thegroundingwire fromtheside frame (L).
7. Remove the 2 parallelism adjust bushings frombothside frames.
8. Lift the carriage unitwiththe carriage guide shaft outofthe printer mechanism.
G
Take a proper measurement to protect the~"nthead unitj%om static electricity, since the
driver IC is directly attached to theprinthead unit.
Never touch the metallic nozzle surface cover of theprinthead. Handle it only byhohiingthe
edges of the printhead.
When theprinthead or the printer mechanism is replaced, the block resistor must be replaced
at location RMll and RM12 on the C137MAIN Board.
Platen gap adjustment (See Chapter 4.)
3-10
Figure 3-10. Front Frame Removal
Stylus Color service Wnua/
frame toboth side frames.
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Rev. A