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[Disassembly procedure]
ER-04RP
IADJUSTMENT]
1.
2.
3.
4.
5.
6.
7.
8.
Remove the E-ring (4-22).
Remove one or two adjust washers (4-21).
Remove the pulley drive gear (4-20).
Remove the two pulley flanges (3-7) by spreading them outwardly.
Remove the timing belt SA (3-4), idle pulley (3-6), drive pulley
(3-9), ribbon slip gear (3-10), and ribbon slip spring (3-11).
Remove the ribbon reduction gear (4-19).
Remove the screw (3-8) (M3x4) holding idle pulley plate BK.
Remove the idle pulley plate BK (3-5).
[Reassembly procedure]
Reverse the disassembly procedure.
NOTE 1:
NOTE 2:
Installation of idle pulley BK
Temporarily fix the idle pulley BK with the holding screw
(M3x4) after ensuring that the projection on the frame SA is
fitted into the hole of the idle pulley BK.
Installation of timing belt SA
As shown in the figure below, position the idle pulley and
the drive pulley with their cut portions facing outward, and
install the pipe of the timing belt SA by fitting it onto the cut
portion. The pipe must be installed with its longer podion
pointing up.
After installation, rotate the timing belt in one turn to
that the belt moves smoothly.
Pipe
/
Idle pul
Holding
screw
Hole (fu~rum)
I
idle pulley BK
ensure
Drive
pulley
Adjustment of timing belt tension
With the pipe of the timing belt SA fitted onto the cut portion (see
the figure below), apply load to the center of the timing belt.
Adjust the belt tension by moving the idle pulley BK so that the
portion of the belt on which the diaf tension gauge is pressed sags
lmm when a pushing force of 40g is applied.
After the adjustment, tighten the holding screw tightly.
Dial tension gauge
Scale
10-4. Lubrication
10-4-1. Lubrication time
Since the printer is maintenance free, lubrication is not necessary in
usual use of the printer. However, lubrication is necessary at the time
of disassembly, reassembly, and cleaning of the printer.
10-2-2. Kinds of oil
(1)
Multemp PS.NO.1
(2)
Floil 946P
(3) Epinoc Grease AP
l&4-3. Oil quantity
Large quantity
... ... ...
Adequate quantity
... ... ...
Small quantity
... ... ...
... ... ...
Maker: Kyodo Yushi
... ... ... Maker: Kanto Kasei
... ... ... Nippon Oil
Generous amount
Approx. 3 to 4 drops. Approx. 0.2mm
thickness in the case of grease.
Approx. 1 drop. Approx. O.lmm thick-
ness in the ti$e of grease.
10-4-4. Lubricating spots
Refer to the attached drawing and the lubrication table on the follow-
ing page.
-31-
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