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: '15/Aug.
1
3. Details of adjustment
ADJ 1
Adjust the developing unit
1-A
Developing doctor gap adjustment
1)
Remove the doctor cover.
2)
Loosen the developing doctor fixing screw A.
3)
Insert a thickness gauge of 1.5mm to the positions of three
screws on the developing doctor as shown.
F
A
4)
Tighten the developing doctor fixing screw.
5)
Check the clearance of the developing doctor. If it is within the
specified range, then fix the doctor fixing screw with screw
lock.
* When inserting a thickness gauge, be careful not to scratch the
developing doctor and the MG roller.
<Adjustment specification>
Developing doctor gap
+0.1mm
F/C/R: 1.5
-0.15mm
1-B
MG roller main pole position adjustment
1)
Put the developing unit on a flat surface.
2)
Tie a needle or pin on a string.
3)
Hold the string and bring the needle close to the MG roller hor-
izontally. (Do not use paper clip, which is too heavy to make a
correct adjustment.) (Put the developing unit horizontally for
this adjustment.)
4)
Do not bring the needle into contact with the MG roller, but
bring it to a position 2 or 3mm apart from the MG roller. Mark
the point on the MG roller which is on the extension line from
the needle tip.
5)
Measure the distance from the marking position to the top of
the doctor plate of the developing unit to insure that it is
9.1mm.
If the distance is not within the specified range, loosen the fix-
ing screw A of the main pole adjustment plate, and move the
adjustment plate in the arrow direction to adjust.
R
A
C
A
MX-M316N ADJUSTMENTS AND SETTINGS 5 – 2
A
1-C
Toner density control reference value
setting
This adjustment must be performed in the following cases:
* When developer is replaced.
CAUTION: Be sure to execute this adjustment only when developer
is replaced. Never execute it in the other cases.
1)
Toner cartridge installation
Shake the toner cartridge 4 - 5 times horizontally.
Toner cartridges must be installed to execute this setting
(Toner density control reference value setting)
Because of the structure of this machine, if SIM25-2 is exe-
cuted without the toner cartridges installed, the waste toner
transport pipe of the process UN may be locked.
CAUTION: This is performed only when a new toner cartridge is
installed.
4 5
2)
Press the lock release lever and insert it along the guide in the
machine until it locks securely.
CAUTION: Before installation, clean and remove dust and dirt from
the toner cartridge.
3)
With the front cabinet open, enter SIM25-2.
9.1mm
1
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