Replacement
1. Disconnecting the connector
Disconnect the harness from the connector
(CN11) on the DR-428BG board with tweezers.
2. Removing the head cleaner assembly
Remove the two precision screws and pull off the
head cleaner assembly in the arrow direction.
3. Replacing the HC roller assembly
(1) Remove the stop washer to remove the HC
roller assembly.
(2) Attach a new HC roller assembly with a new
stop washer.
n
Avoid bare-handed touch to the HC roller
assembly.
In addition, do not give an excessive force to
it at removal and reattachment, it may cause
deformation.
Operation supporting the back side of the HC
roller assembly by fingers is required.
6-58
Precision screw
P1.4 x 3.5
CN11
HC roller arm assembly
Head cleaner assembly
Precision screw
P1.4 x 3.5
Stop washer
HC roller assembly
HVR-1500