Brother HL-4140CN Service Manual page 226

(4) Remove the Gear Z63-30 from the Top drive ASSY.
Gear Z63-30
Gear position: Refer to
(5) Remove the Taptite cup S M3x6 SR screw to remove the Mono solenoid ASSY and Mono
solenoid spring from the Top drive ASSY.
Mono solenoid spring
Top drive ASSY
Harness routing: Refer to
Fig. 3-95
" Top drive ASSY."
Taptite cup S M3x6 SR
Fig. 3-96
" Top Drive ASSY"
3-78
Top drive ASSY
Mono solenoid ASSY
Confidential