P 4 /14
Fig. 5
Fig. 7
Fig. 6
Chuck ring
Urethane ring 28 (reversible when assembled to Tool holder)
(2) Install Chuck ring, Urethane ring 28 and Flat washer 28 on Tool holder as in Fig. 4,
and then set Ring spring 25 with Retaining ring pliers ST-2N (1R003).
<5> Disassembling/reassembling Change Ring
<6> Disassembling/reassembling Armature Assembly
<5>-1. Disassembling Change Ring
<5>-2. Reassembling Change Ring
<6>-1. Disassembling Armature Assembly
(1) Remove Crank housing cover after disassembling Chuck section.
(1) Remove Ring spring 50 from Change ring with slotted screwdriver.
Note: Be careful not to let Ring spring 50 pop out.
(2) Remove Plate.
(3) Remove Steel ball 4.8 (4 pcs.) by moving Change ring back and forward,
and you will find Steel balls stuck to the grease on the four grooves of Tool holder.
(4) Now Lock ring and Change ring can be removed.
(1) Fix Lock ring to Change ring as in Fig. 5 so that the depressions of Lock ring can face the direction of
bit side.
(2) Put Steel ball 4.8 (4 pcs.) in the four grooves of Tool holder and depressions of Lock ring.
Note: Lock ring is not reversible.
(3) Put Plate in place, and then put Ring spring 50 in the groove of Change ring using slotted driver, etc.
Ring spring 25
Flat washer 28
Slotted screwdriver
Inserting space for
slotted driver
(2) Remove Handle by removing M5x20 Pan head screws (2 pcs.) and 5x25 Tapping screw (2 pcs.).
and then disconnect Connectors.
(3) Remove 4x18 Tapping screws on both sides of Motor housing with Phillips screwdriver. (Fig. 6)
Plate
Ring spring 50
View of Lock ring from bit side
Lock ring
Change ring
Change ring
assembled
to Lock ring
Tool holder
Steel ball 4.8
Fig. 4
Four depressions
for Steel ball 4.8
cannot be seen.
Four depressions
for Steel ball 4.8
can be seen.
Phillips Screwdriver
4x18 Tapping screw
(4) Remove Brush holder covers with slotted screwdriver inserted into the inserting spaces as in Fig. 7.
Bit side
[wrong]
[correct]
