IV - 2

Tightening Torque List

Location Screw type Q'ty Tightening torque Loosening torque
(kgcm) (kgcm)
Option cover Screw, pan (washer) M3x8DB 24 ±1 2 to 6
ADF parts Taptite, pan (washer) B M3x6 14 ±12 to 6
Panel rear cover Taptite, cup B M3x8 26 ±12 to 6
Scanner frame ASSY Taptite, cup B M3x10 29 ±2 2 to 6
Scanner motor Screw, pan (washer) M3x6DA 17 ±2 Min. 2
Scanner grounding leaf spring Taptite, cup S M3x6 17 ±2 Min. 2
CIS shield plate Taptite, cup S M3x6 17 ±2 Min. 2
Pinch roller leaf spring Taptite, cup B M3x8 18 ±2 Min. 2
Control panel locks Taptite, cup B M3x8 28 ±2 Min. 2
Scanner drive unit Taptite, cup B M3x8 18 ±2 Min. 2
Taptite, cup B M3x10 18 ±2 Min. 2
Top cover stopper Taptite, cup S M3x6 28 ±2Min. 2
Hinges on top cover Taptite, bind B M4x12 410 ±23 to 6
Hinges on main cover Taptite, cup B M4x12 410 ±23 to 6
Handset mount Taptite, cup B M3x10 28 ±22 to 6
Heat-fixing unit Taptite, bind B M4x12 110 ±2 4 to 6
Laser unit Taptite, bind B M4x12 38 ±23 to 6
Toner sensor PCB Taptite, cup B M3x8 16 ±2 3 to 5
Bottom plate Taptite, bind B M4x12 710 ±2 3 to 6
Taptite, cup S M3x6 38 ±22 to 6
AC grounding wire Screw, pan (washer) M4x8DB 16 ±22 to 9
Interface connector Screw, pan M3x6 28 ±2 Min. 4
Low-voltage power supply PCB Taptite, cup S M3x6 18 ±2 2 to 6
Main PCB Taptite, bind B M4x12 110 ±2 2 to 6
High-voltage power supply PCB Taptite, bind B M4x12 110 ±2 3 to 6
Gear drive unit Taptite, cup B M4x20 312 ±2 3 to 6
Main motor Taptite, cup S M3x8 28 ±2 Min. 4
NCU bracket Taptite, bind B M4x12 110 ±2 3 to 6
NCU PCB Taptite, cup S M3x6 18 ±2 2 to 6
Scanner grounding plate Taptite, cup B M3x8 16 ±2 2 to 6