Brother International FAX-8650P Service Manual - Page 40

Tightening Torque List Location Screw type Q'ty Tightening torque Loosening torque (kg•cm) (kg•cm) Option cover Screw, pan (washer) M3x8DB 2 4 ±1 2 to 6 ADF parts Panel rear cover Taptite, pan (washer) B M3x6 1 4 ±1 Taptite, cup B M3x8 2 6 ±1 2 to 6 2 to 6 Scanner frame ASSY Taptite, cup B M3x10 2 9 ±2 Scanner motor Screw, pan (washer) M3x6DA 1 7 ±2 Scanner grounding leaf spring Taptite, cup S M3x6 1 7 ±2 CIS shield plate Taptite, cup S M3x6 1 7 ±2 Pinch roller leaf spring Taptite, cup B M3x8 1 8 ±2 Control panel locks Taptite, cup B M3x8 2 8 ±2 Scanner drive unit Taptite, cup B M3x8 1 8 ±2 Taptite, cup B M3x10 1 8 ±2 2 to 6 Min. 2 Min. 2 Min. 2 Min. 2 Min. 2 Min. 2 Min. 2 Top cover stopper Hinges on top cover Hinges on main cover Taptite, cup S M3x6 Taptite, bind B M4x12 Taptite, cup B M4x12 2 8 ±2 4 10 ±2 4 10 ±2 Min. 2 3 to 6 3 to 6 Handset mount Taptite, cup B M3x10 2 8 ±2 2 to 6 Heat-fixing unit Taptite, bind B M4x12 1 10 ±2 4 to 6 Laser unit Toner sensor PCB Taptite, bind B M4x12 Taptite, cup B M3x8 3 8 ±2 1 6 ±2 3 to 6 3 to 5 Bottom plate AC grounding wire Interface connector Taptite, bind B M4x12 7 Taptite, cup S M3x6 3 Screw, pan (washer) M4x8DB 1 Screw, pan M3x6 2 10 ±2 8 ±2 6 ±2 8 ±2 3 to 6 2 to 6 2 to 9 Min. 4 Low-voltage power supply PCB Taptite, cup S M3x6 Main PCB Taptite, bind B M4x12 High-voltage power supply PCB Taptite, bind B M4x12 1 8 ±2 1 10 ±2 1 10 ±2 2 to 6 2 to 6 3 to 6 Gear drive unit Main motor Taptite, cup B M4x20 Taptite, cup S M3x8 3 12 ±2 2 8 ±2 3 to 6 Min. 4 NCU bracket NCU PCB Taptite, bind B M4x12 Taptite, cup S M3x6 1 10 ±2 1 8 ±2 3 to 6 2 to 6 Scanner grounding plate Taptite, cup B M3x8 1 6 ±2 2 to 6 IV - 2