TASKalfa 3500i - Reducing DP Motor Driving Sound; Measure 1; Measure 2

Reducing DP Motor Driving Sound
If the driving sound of DP is large, perform below measure 1 and 2.
Note：Both Measure 1 and 2 is not needed to perform together.
<Measure 1>
Eject motor driving sound can be reduced by changing motor drive
control.
Download DP firmware
Check DP firmware version by U019
Ver.3M4_9500.005.001
lower above
OK
<Measure 2>
By changing the driving gears of the regist and exit motors,
engagement of gears sound can be reduced.
Measure 2 Content of parts change
Measure 2. Parts replacement procedure
OO11+PARTS GEAR Z62 Z20 LOOP SP303NW94031303NW940308
X*-1-+GEAR Z43 Z18303NW31081----------7
X*X*11+PARTS MOTOR REGISTRATION SP303M494181303M4941806
Set item No6 to 8O-1-PARTS MOTOR-GEAR SET SP303NW94070----------5
DP-771
O-1-+GEAR EXIT Z43 Z20303M431440----------4
X*-1-+GEAR Z43 Z22303M431101----------3
X*X*11+PARTS MOTOR REGISTRATION SP303M494181303M4941802
Set item No2 to 4O-1-PARTS MOTOR-GEAR SET SP303M494210----------1
TASKalfa 7550ci/6550ci, TASKlafa 8000i/6500i (DP)
Remarks
NewOldNewOld
DescriptionNew Part No.No.
CompatibleQ’ty
Old Part No.
OO11+PARTS GEAR Z62 Z20 LOOP SP303NW94031303NW940308
X*-1-+GEAR Z43 Z18303NW31081----------7
X*X*11+PARTS MOTOR REGISTRATION SP303M494181303M4941806
Set item No6 to 8O-1-PARTS MOTOR-GEAR SET SP303NW94070----------5
DP-771
O-1-+GEAR EXIT Z43 Z20303M431440----------4
X*-1-+GEAR Z43 Z22303M431101----------3
X*X*11+PARTS MOTOR REGISTRATION SP303M494181303M4941802
Set item No2 to 4O-1-PARTS MOTOR-GEAR SET SP303M494210----------1
TASKalfa 7550ci/6550ci, TASKlafa 8000i/6500i (DP)
Remarks
NewOldNewOld
DescriptionNew Part No.No.
CompatibleQ’ty
Old Part No.
No
(A) Exit idle gear (No.4,8) replacement procedure
(B) Regist motor (No.2,6)/idle gear (No.3,7) replacement procedure
1 Remove the DP rear cover.
2
3
4
[Note]
5
[Note]
Remove Unit with 2 screws.
Replace Exit idle gear (No4,8) *After loosening 2screws of the
motor, while shifting the motor to the direction of X, screws
are fastened. Then, the gear is attached.
Exit idle gear (No4,8)
X
Remove 4screws.
Remove Stopper and Bushing
After loosening 2 screws and removing 1 stopper, replace the
idle gear (No3,7) and the resist motor (No2,6). *After installing
the motor while shifting it to the direction of Y (careful for
positioning not to run over), and install the idle gear (No3, 7).
Regist motor
(No2,6)
Idle gear
(No3,7)
At replacement of gear, apply the grease evenly
at entire face of gear tooth.
GREASE MOLYKOTE EM-50LP 50G
(7BG010009H)
At replacement of gear, apply the grease evenly
at entire face of gear tooth.
GREASE MOLYKOTE EM-50LP 50G
(7BG010009H))
Positioning
Y
Screw
Screw
Remove the metal plate with 3 screws
Metal Plate
Stopper
Motor
Screw
Screw
106