Brother HL-4050CDN - Page 169

Confidential
3-61
(4) Assemble the Lift arm, Feed roller shaft TR and Separation roller drive shaft of the Paper
feed frame unit following the procedure described below.
<Assembling the Lift arm>
Implement the operations below while holding the status described in Step (3).
1) When pushing up the Roller holder ASSY with your hand, the end (section “A”) of the
Lift arm goes down. That makes easy to push the end of the Lift arm under the section
“B” shown in Fig. 3-71.
Fig. 3-70
2) Push up the section “B” of the Side frame L with the end (section “A”) of the lift arm and
push the section “A” under the section “B”. Then, put the Paper feed frame unit into the
main body.
Fig. 3-71
<Left side>
Lift arm
Paper feed frame unit
Roller holder ASSY
“A”
<Front side>
Paper feed frame unit
“A”
“A”
Side frame L
“B”
“B”
<Front side>