Makita BFT022F Technical Information page 7

R
epair
[3] DISASSEMBLY/ASSEMBLY
[3] -3. Clutch Section (cont.)
DISASSEMBLING
(5) Insert short leg of hex wrench 6 into the hole of Spindle, and fix long leg of the hex wrench securely in vise.
Insert No.T25 Torx wrench of Knife type hexalobular wrench (1R392) into the socket of M5x10 Torx countersunk
head screw. Then remove the screw by turning 1R392 counterclockwise as drawn to left in Fig. 18.
Cam D, Cam C/ A and Flat washer 7 can be now removed from Spindle. (right in Fig. 18)
Fig. 18
M5x10 Torx countersunk
Hex wrench 6
head screw
6mm
ASSEMBLING
Assemble by reversing the disassembly procedure.
Note: When fastening M5x10 Torx countersunk screw to Spindle, do as described in Fig. 19.
Apply Sealing lubricant No.101 to all Steel balls and the Spindle's threaded portion before assembling. (Fig. 1)
Be careful not to put the grease in the threaded hole of Spindle and the torx screw.
Fig. 19
M5x10 Torx countersunk
head screw
Clean up this threaded portion
with gasoline or kerosene to
remove oil or grease.
Clean up this threaded hole
with gasoline or kerosene
to remove oil or grease from
the inner threaded portion.
Put about three drops of
ThreeBond 1303 or Loctite 603
in this threaded hole.
Spindle
Spindle 1R392
Cam D Cam C/ A
Spindle M5x10 Torx countersunk
head screw
Fix Spindle in vise. Then fasten M5x10 Torx
countersunk head screw to the recommended
torque of 8-10N·m by turning clockwise
by using 1R219, 1R220, 1R222 and 1R314.
Note: Wipe away any adhesive that may
ooze out of the threaded hole.
P 7/13
Flat washer 7
1R219
1R220
1R222
1R314