Makita BFR540 Technical Information page 8

R
epair
[3] DISASSEMBLY/ASSEMBLY
[3] -1. Casing Assembly and Feeder Box Assembly (cont.)
ASSEMBLING
1) Assemble Sleeve 5, Spur gear 16 and Shoulder pin 6 to Feeder box. (See Fig. 17 to Fig. 15 on page 7.)
2) Assemble Wheel together with Dust cover to Feeder box. (See Fig. 14.)
Important 1: Dust cover must be fixed securely to Feeder box as described in Fig. 18.
Important 2: Make sure that Wheel and Spur gear 16 are correctly engaged. (Fig. 19)
3) Assemble Pin 3 and Torsion spring 4 to Stopper (Fig. 20), then assemble them to Feeder box as described in Fig. 21.
Fig. 18
Push the metal plate of Dust cover in the three portions designated by gray star;
especially, be sure to push it securely into the hole designated by "A" until Dust cover stops.
metal plate
of Dust cover
Fig. 19
Engaging Wheel with Spur gear 16
1) Engage with
2) and can be engaged by doing 1).
Wheel Spur gear 16
Gear portion
Inner sprocket
Outer sprocket
Note: As illustrated to right:
must be engaged with
must be engaged with
Fig. 20
Note: Be sure to assemble Torsion spring 4
and Pin 3 to Stopper as illustrated below
before assembling them to Stopper.
Hook the bent end on
the groove of Stopper.
Torsion spring 4
Pin 3
Feeder box
.
Inner gear
Outer gear
Stopper catching portion
.
.
Fig. 21
Engage Stopper with
the backward movement of Spur gear 16
can be prevented by Stopper.
Stopper
Wheel
Spur gear 16
View from Box cover complete side
Wheel
Spur gear 16
Top view
Feeder box side
Box cover complete side
so that
Stopper
The straight end of Torsion
spring 4 must be placed on
the rear wall of the concave
portion.
Pin 3 Torsion spring 4
P 8 /16
concave portion
of Feeder box