Ricoh Aficio GX e3300N User Manual page 704

Carriage unit replacement procedure V.1.1
Before installing the unit
Be sure to install the carriage
unit by the date printed on the
bar code seal.
If you do not, this can adversely
affect the ink in the cartridges and
the preservative liquid in the head
tank, which can cause image
quality problems.
Following is the overall carriage units replacement flow.
A B C
Remove Release Release
covers ink supply unit guide rod
Remove Carriage unit
A-2 Remove output tray
A-1 Remove paper tray
Remove the paper tray. Remove the output tray by pushing the hinges on both sides.
3. Remove the clamps and connector. B
Release carriage
-3
1. Insert the tip of a screwdriver into
Clamp
the hole [C] and turn it counter-
clockwise until the two triangle marks
([A] and [B]) are aligned.
Connector
4. Remove the screw (x1 .
Before
unlocking
Ink supply tube
housing
B Push carriage After
-2 position lever
unlocking
Set the carriage position lever to the
rear position.
2. Push the carriage to the center.
Rear
position
Carriage
Caution
1. Make sure to turn off the printer main power before beginning the replacement.
2. Do not touch the print head nozzle, as this may cause the print quality to decrease.
3. Do not touch the ink level feeler, as this may cause ink leaks.
4. If ink drips onto the belt, clean it off with a soft cloth.
Accessories
Refer to the Appendix: Accessories.
1. Reset NVs
D 2. Set new print head ranks
3. Ink initialization
4. Nozzle check
5. Adjust print head position
Remove 6. Adjust registration
carriage unit 7. Adjust paper feed
8. Print color demo chart/SMC
Attach
carriage unit Adjustment
Remove inner/upper
A-3
covers
Remove the screws (x2), tab.
Insert the end of the tool into the
C
Remove encoder strip hole. Fasten the rear end of the
-1
tool to the rear guide rod. Fasten
the front end of the tool to the front
guide rod.
Encoder
strip
Disconnect the right side and left
side next. Pull the strip gently and
lift it off its hook.
Right side
Left side
C
Unlock guide rod
C Attach the fastening
-3
-2 and removal tools 1. Remove right stay plate screw x3).
Holes
A-4 Remove right cover A-6 Remove operation panel
1. Remove the screw x1 . 1. Remove the screws (x2).
2. Slide the right cover backward.
2. Remove the FFC.
Remove ink cartridge
A-5
cover
A-7 Remove front cover
Unlock the hinges.
1. Loosen the screws (x3).
Tab
Replacing
Hinges
1
the Ink
Collector
2. Remove the linkage. 5. Remove the screw, rotate the cam
Unit GX until the triangle marks are aligned,
and then remove the cam.
e3300/e5500
Linkage
3. Remove the guide lock screw x1 .
Guide lock
4. Remove the spring.
C
-4
1. Attach the holder to the end of
the guide rod.
Do not touch this side
CAUTION:
Make sure to remove the spring
by disconnecting the top end
(shown by the arrow in the photo).
3
2. Remove the screw (x1).
3. Release the tab on the front left
corner of the machine.
Tab
FFC
Tab
Holder
Cam
2. Slide the holder onto the end of the
rod, and then rotate it 180 degrees to
lock it in place. Finally, pull out the
holder and rod together.
Turn 180 degrees
Pull out
CAUTION:
Pull out guide rod
Make sure to secure the carriage
unit in place with one hand while
you remove the guide rod with the
other hand.
Before
Carriage
Boss
After
Print
head width
4. Pull out the cover.
Release ink supply
B-1
unit
1. Remove the ink cartridges.
2. Remove the screws (x3).
2
D- Remove the belt from
1 carriage
Upper belt
Carriage
Lower belt
Before After
removing removing
D-
Remove carriage FFC
2
CAUTION:
Make sure not to touch the
grease on the guide rod.
Do not touch ink level feeler.
Keep the carriage unit in the
orientation shown in the photo
(Do not rotate it or tip it sideways).
4