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epair

[3] DISASSEMBLY/ASSEMBLY
[3]-4. Motor Section (cont.)

ASSEMBLING

Heat sink

Yoke unit

Brush holder

Armature

Protrusion for fitting to
the notch of Yoke unit

notch for fitting 
to Housing set (L)

Fitting the notch of Yoke unit to the protrusion of Housing set (L),
assemble the Motor section.

Notch of 
Yoke unit

Notch of 
Yoke unit

(1) Assemble Armature as illustrated in Fig. 12R
Note: Pay attention to the position of notch of Yoke unit.
          It has to be located on the opposite side of Commutator. 
(2) Assemble Brush holder to Armature’s Commutator end.
      However, still keep Carbon brush free from the pressure of 
      Torsion spring of Brush holder in this step.
(2) Assemble the Motor section to Housing set (L) as illustrated
      in Figs. 13 and 14. 

Commutator
of Armature

Commutator
of Armature

Correct

Wrong

Fig. 12R

Fig. 13

Fig. 14

Fig. 12F

Switch side

Housing set (L)

Motor  Section

Housing
set (R)

Housing
set (L)

Carbon brush

Brush
holder
complete

Mount Brush holder complete on 
Commutator so that the angle of two 
Carbon brushes can be 90 degrees as
illustrated above.  

90 degrees

[3]-5. Assembling F/R Change Lever

[3]-6. Disassembling Terminal

Protrusion of Switch
for fitting F/R Change
Lever’s concave 

Concave of F/R change lever
for fitting to protrusion of 
Switch

FET

Fix F/R Change lever to Switch as illustrated in Fig. 15.

Fig. 15

Fig. 16

Stopper 
(for firm connection of Flag Terminal)

1. While pushing Stopper with thin screwdriver,
     hitch the Flag terminal with the screwdriver.

Flag terminal

Flag terminal for this product is equipped with Stopper for firm connection. Remove Flag terminal as illustrated in Fig. 16

 2. Pull off the Flag terminal.

Summary of Contents for BDA340

Page 1: ...o 1 Offered to All countries All countries except North America North America BDA340 BDA350Z No Model No type quantity Charger No Battery No BDA350 DC18RA BDA350RF 1 Plastic carrying case BDA350RFE 2...

Page 2: ...ar 29 from Spiral bevel gear 9 Removing Ball bearings Removing Retaining ring S 12 Code No Bearing setting plate 17 2 1R036 Gear Extractor large 1R045 Round bar for Arbor 6 50 1R280 Bearing extractor...

Page 3: ...Drill chuck S10 Spiral bevel gear 26 Remove Ball bearing 608ZZ with 1R269 Remove Retaining ring S 12 with 1R291 Ball bearing 608ZZ Retaining ring S 12 1R269 1R291 Fig 2 Fig 3 Fig 4 Fig 5 Fig 6 Drill c...

Page 4: ...with plastic hammer Now Gear section can be removed from Gear housing 4x45 Tapping screw 4pcs Gear housing Gasket Motor housing Gear housing cover Gear housing Gear housing cover Gear section Fig 8 F...

Page 5: ...ure Switch lever Remove Switch lever and Link Link Fig 12 Fig 13 Shift the tail of Torsion spring from top of Carbon brush to the notch of Brush holder Now Carbon brush is free from the pressure of To...

Page 6: ...in Figs 13 and 14 Commutator of Armature Commutator of Armature Correct Wrong Fig 12R Fig 13 Fig 14 Fig 12F Switch side Housing set L Motor Section Housing set R Housing set L Carbon brush Brush hold...

Page 7: ...s connected with Connector of Switch in the next step Lead wire holders Wiring of LED Circuit before setting Switch and other electrical Parts Wiring after setting Switch and other electrical parts Te...

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