Citizen CLP-621, Техническое руководство

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3-5. Disassembly, Reassembly and Lubrication
CLP-621 & CLP-631
3-30
3-5-18. Head SA
Caution:
• Carefully handle the Head SA when disassembling and reassembling it so as not to
damage the thermal elements of the Head SA. Especially, avoid contacting the thermal
elements with the metal part, etc.
The following shows the normal disassembly procedure of the Head SA. For easier way, refer to
“Tip” on page
3-33 .
(1) Head Unit
1. Remove the Mechanism Unit. Refer to 3-5-13 “Mechanism Unit and Case L”.
2. Remove the Head Block. Refer to 3-5-17 “Head Block and PF Unit”.
3. Place the Head Block upside down as shown in the figure.
4. Remove 2 screws (PH, M3x6) and detach the Head Cable Guide.
5. Set the media width adjustment dial and the media thickness adjustment dial to the
location “5” for easier removal.
6. While pressing down the Head Unit, move it forward, and then remove it to the left as
shown by the arrows.
7. Disconnect the connector from the Head Unit, remove 2 screws (PH, M3x3 and PH, M3x6),
and detach the Head Cable SA.
PH, M3x6
Guide, Head Cable
(Unit, Head Holder)
(Unit, Head)
SA, Head Cable
PH, M3x6
PH, M3x3
Cam, Head Balance
(Media Width Adjustment Dial)
(Media Thickness Adjusment Dial)
"5"
"5"