Citizen CT-S851, Service Manual

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CT-S851 Series Service Manual
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3. Disassembling “SA, HEAD COVER”
Detach the lugs from the notches at the right and left sides of “COVER, FRAME”, and move down “SA,
HEAD COVER” and pull it out with care so as not to damage the lugs.
<Precaution at reassembly>
Hang the hooks at “SA, HEAD COVER” on “COVER,
FRAME” and raise “SA, HEAD COVER” using these
hooks as fulcrums. Let the bosses at the right and left
sides of “SA, HEAD COVER” fit into the holes at
“COVER, FRAME”, and engage the lugs to secure “SA,
HEAD COVER”.
4. Disassembling “SA, THERMAL HEAD-02”
Move down “HOLDER, HEAT SINK-02” by pressing the edges at the right and left sides. “SA,
THERMAL HEAD-02” is detached from lugs at “COVER FRAME”.
Pull “SA, THERMAL HEAD-02” out from “SHAFT, HEAD ADJUST-2” along the U-slot, and disconnect
“HEAD CABLE” from two positions.
SA, HEAD COVER
Bosses at right
and left sides
Lugs at right
and left sides
Hooks
HOLDER, HEAT SINK-02
Lugs at “COVER, FRAME”
SHAFT, HEAD ADJUST-2
HEAD CABLE
BOSS
Heating section at “SA,
THERMAL HEAD-2”
U-slot