IV - 2
Tightening Torque List
Location Screw type Q'ty Tightening torque Loosening torque
(kg•cm) (kg•cm)
ADF parts Taptite, pan (washer) B M3x6 1 4 ±2 Min. 1
Panel rear cover Taptite, cup B M3x8 2 4 ±2 Min. 1.5
Document front sensor PCB Taptite, cup B M2.6x6 1 4 ±2 Min. 1
Control panel PCB* Taptite, cup B M2.6x6 1 4 ±2 Min. 1
LF leaf spring Taptite, bind B M3x8 1 5 ±2 Min. 2
CIS holders Taptite, bind B M3x8 2 4 ±1 Min. 2
CIS unit Taptite, pan B M3x8 1 5 ±2 Min. 2
Recorder frame Taptite, cup B M3x8 2 5 ±2 Min. 2
Recording paper cover ASSY Shoulder screw 2 7 ±2 Min. 3
Paper feed chute Taptite, cup S M3x6 2 5 ±2 Min. 4
Cover stopper Taptite, cup B M3x8 1 5 ±2 Min. 1.5
Bottom plate Taptite, cup B M3x8 7 5 ±2 Min. 1.5
Grounding terminal Screw, pan (washer) M4x6DB 1 7 ±2 Min. 4
Motor Screw, pan (washer) M3x6DB 1 7 ±2 Min. 3.5
* The control panel PCB of the FAX870MC/FAX-930/FAX-931/MFC970MC is secured with a screw.