Brother DCP-9010CN Service Manual page 332

(7) Remove the TC arm spring from the Top cover arm R.
Hook
Joint cover sub ASSY
Assembling Note:
The assembling direction of the TC arm spring is fixed.
Make sure to assemble the TC arm spring in the direction shown in the figure below.
- Make sure to assemble the TC arm spring in a way that the end of the spring hook on the
joint cover sub ASSY side comes to the bottom.
- Make sure to assemble the spring hook of the TC arm spring in a way that the end with a
fold comes to the top cover arm side and the end without a fold comes to the joint cover
sub ASSY side.
Joint cover sub ASSY side
Fig. 5-113
End of the spring hook
Fig. 5-114
5-105
TC arm spring
TC arm spring
Hook
Top cover arm R
<Right side>
Top cover arm side
Confidential