Sharp DP-750 Service Manual page 13

Sharp serial dot matrix printer service manual
Hide thumbs Also See for DP-750:
Table of Contents

Advertisement

(3) Fit PF housing with mounted platen assembly into
paper guide (U) and fasten it with fastening screws
(A) (M3x6) and other fastening screw (M3x8).
Note: 1. When performing assembly procedures,
push the PF housing down until it is secured
by the four hooks on the paper guide (U).
2. Tighten the mounting screws (A) only after
adjusting the head gap.
Fastening screw (A)
PF housing
Hooks
Paper guide (U)
(4) Apply Moly LG-S No. 1 to entire clutch spring area
on receipt side of PF shaft.
Note: 1. The PF shaft should have the slit on the
journal side and should not be on the
receipt side.
2. Apply the Moly LG-S No. 1 at about 30
mm from the tip of the receipt side.
(5) Apply Moly LG-S No. 1 to the inside of PF clutch
spring 2 and mount it on the clutch spring section
on the receipt side of the PF shaft.
Note:
To facilitate mounting the spring, rotate it
in the direction where the spring
compresses while pushing it in.
(6) Mount PF roller assembly and journal PF latch onto
PF shaft from journal side.
Note:
Pay attention to the mounting orientation
of the PF roller assembly and the PF latch.
PF clutch spring 2
(7) Apply Moly LG-S No. 1 to the entire clutch spring
mounting section on the journal side of the PF shaft.
Note:
Apply the Moly LG-S No. 1 at about 60
mm from the tip of the journal side.
(8) Fit the PF clutch spring onto clutch spring section
on journal side of PF shaft.
Note:
To facilitate mounting the spring, rotate it
in the direction where the spring
compresses while pushing it in.
Hooks
(9) Apply Mobile 1 to the PF shaft on the right and left
of the PF clutch springs.
Note: 1. Apply Mobile 1 for a width of about 5 mm,
starting about 10 mm from the right edge
of the PF clutch spring. This is the
mounting position for the PF roller
assembly.
2. The PF latch and PF clutch spring are
different on the receipt side and journal
side.
Receipt side: PF latch 2 (milk white)
Journal side:
11
Apply Moly LG-S No. 1
Slit
PF shaft
Receipt PF roller assembly
Journal PF latch
PF clutch spring 2 (0.5 mm
dia.)
PF latch 2 (black)
PF clutch spring (0.6 mm
dia.)

Advertisement

Table of Contents
loading

Table of Contents