E. Service Support Tools
The tools listed in the table below are necessary for the proper servicing of
the machine. For more information on the tools below, see the imageCLASS
MF4890dw/MF4880dw/MF4770n Service Manual.
Table 7 — Service Tools
Tool Name
Tool Case
Jumper Wire
Gap Gauge
Spring Scale
Philips Screwdriver
Flat-Blade Screwdriver
Precision Slot Head
Screwdriver
Hex-Key Wrench Set
Smooth File
Hex Screwdriver
Nipper
Long-Nose Pliers
Pliers
Stop-Ring Pliers
Crimping Tool
Tweezers
Scale
Plastic Hammer
Brush
Penlight
Plastic Bottle
Lint-Free Cloth
Oiler
Plastic Bottle
Digital Multimeter
3 Item numbers and part numbers are subject to change without notice.
imageCLASS MF4890dw/MF4880dw/MF4770n Service Guide for Authorized Servicers
imageCLASS MF4890dw/MF4880dw/MF4770n Service Guide for Authorized Servicers
Part Number
TKN-0001
TKN-0069
CK-0057
CK-0058
CK-0101
CK-0104
CK-0105
CK-0106
CK-0111
CK-0114
CK-0151
CK-0161
CK-0170
CK-0201
CK-0202
CK-0203
CK-0205
CK-0218
CK-0302
CK-0303
CK-0314
CK-0315
CK-0327
CK-0328
CK-0336
CK-0349
CK-0351
FY9-2032
3
Usage/Remarks
—
With clip.
0.02 mm to 0.03 mm
Used to check the paper cassette's spring
pressure.
M4, M5 length: 363 mm
M3, M4 length: 155 mm
M4, M5 length: 191 mm
M4, M5 length: 85 mm
—
Six-piece set
Five-piece set
—
M4, length: 107 mm
—
—
—
For shaft ring.
—
—
150 mm for measurement
—
—
—
—
500 SH/PKG
30 cc
30 cc
—
June 2013
Page 12