Mitsubishi Electric DD-8020 Service Manual page 29

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Pickup Head (5)
B
Pickup mechanism
assembly
Fig. 2-1-20
Note:
• Mount the gear B assembly (1) and the gear A (2) with
their gear teeth placed more than one tooth at least
inside the shaded portion.
Innermost position
of pickup head
Rack gear assembly (4)
Gear A (2)
Fig. 2-1-21
Positioning holes
Gear B assembly (1)
A
Gear A (2)
Rack gear assembly (4)
Within the position shown
by the shaded porition.
Gear B assembly (1)
1-3-7. Feed Motor
<Removal>
1. Remove the gear B assembly and the gear A. (Refer to
item 1-3-6.)
2. Remove two screws (1) and remove the feed motor (2)
(with the feed motor PC board (3) attached).
(Refer to Fig. 2-1-22.)
3. Desolder the terminals of the feed motor (2) and
remove the feed motor PC board (3).
<Mounting>
1. Tighten the feed motor (2) on the pickup mechanism
assembly with two screws (1).
2. Insert the feed motor PC board (3) with the position-
ing pin on the chassis matched and solder the termi-
nals.
3. Perform the reverse order of the removal.
Note:
• After mounting, put the lead wires through the notch
of the pickup mechanism assembly.
• When replacing the loading motor, meet the polarity
phase of the terminals. (Mount the motor with the
label positioned as shown in Fig. 2-1-22.)
Screws (1)
Pickup mechanism
assembly
Notch
Lead wires
2-9
Feed motor (2)
Motor label side
Desolder
Feed motor
PC board
Fig. 2-1-22

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