Brother HL-5130 Service Manual page 161

CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY
(13) Remove the four cup S M3x6 Taptite screws, and then remove the main motor ASSY.
(14) Remove the develop joint and joint spring from the drive unit.
(15) Release the two hooks from the develop joint, and remove the joint stopper.
(16) Remove the gear 40/54Y, gear 17 planetary, gear 45 arm F/R, and gear 20 center F/R
from the main frame L.
Joint spring
Drive unit
Gear 40/54Y
Gear 17
planetary
Develop joint
Joint stopper
Taptite, cup S M3x6
Fig. 4-105
Gear 45 Gear 20
arm F/R center F/R
Fig. 4-106
4-60
Taptite, cup S M3x6
Main motor ASSY