Brother HL-4040CN, HL-4050CDN, HL-4070CDW Service Manual page 82

(2) Put the Fuser unit into the machine and fix it with the two pan B M4x14 Taptite screws.
*1
Tightening Note:
When tightening the screw, slowly turn it counterclockwise (in the direction to loosen the
screw) with your hand until you feel that the screw is a little dropped in the hole. Then,
slightly turn it clockwise (in the direction to tighten the screw) with your hand and tighten
it according to the specified torque with a screwdriver.
Note:
When assembling the fuser unit, make sure that the two Harnesses are placed in the
groove and under the rib of the Plastic frame. If they are not, then correct them as shown
in the figure below.
Taptite, pan B M4x14
(Tightening torque: 1.20 ±0.1 N m)
Fig. 2-5
Harness
Plastic frame
Fig. 2-6
2-5
<Back side>
Taptite, pan B M4x14
(Tightening torque: 1.20 ±0.1 N m)
Fuser unit
Harness
*1
*1
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