Makita BTP131 Technical Information page 10

R
epair
[3]-1 Impact Assembly, Anvil
ASSEMBLING
(5) Assemble Hammer section to Gear case assembly and assemble Spur gear 41 and Spur gear 14B (Fig. 13).
Fig. 13
1. Assemble Change ring to Gear case
assembly while fitting projection on
Change case to the notch of Change ring.
4. Put Compression spring 5
and Steel ball 5.6 into the
center hole of Anvil in the
Hammer case assembly.
Steel ball 5.6
6. Insert Hammer section into Gear case assembly while aligning Wide depression of Bearing case
to Wide depression on Gear case assembly and fitting three projections on Hammer section to
three projections on Gear case assembly.
7. Assemble Spur gear 41 while facing
the depression to Motor side.
Wrong assembling
Wrong
2. Assemble Leaf spring and
Sleeve 24 to Gear case ass' y.
Change ring
5. Put 6 pcs. of Steel ball 3 to
the holes on Outer hammer
by sticking them with Grease.
Steel ball 3 (6 pcs)
Compression
spring 5
Gear case
assembly
Depression
Spur gear 41
Depression
Sleeve 24
Leaf spring
Wide concave with a notch
Wide depression
Hammer
section
8. Assemble five Spur gear 14B.
Spur gear 14B
3. Provisionally, assemble
Hammer case assembly to
Gear case assembly by
turning it clockwise.
Hammer case
assembly
Projections
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