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(1) Remove Ring spring from the groove on Anvil with retaining pliers or the like.
(2) Now Flat washer, Compression spring 13, Sleeve and Steel ball 3.5 (2pcs) can be removed from Anvil.
(3) Remove Anvil from Hammer case.

(1) Pull LED circuit out of housing by removing PT3x10 Tapping screw. ( Fig. 2)
(2) Remove stopper by removing PT3x16 Tapping screw. (Fig. 2)

(3) Remove bumper from hammer case. (Fig.3)

(4) Fit socket 30-78 (Part No.134847-1) over the hex
     portion of hammer case.
     And then remove hammer case from housing by
     turning the socket clockwise as illustrated in Fig. 4.

Ring spring

groove

Compression spring 13

Steel ball 3.5 (2pcs)

Flat washer

Sleeve

Anvil

Fig. 1

Fig. 2

Fig. 4

Apply Makita grease N.No.2 to the 
cylindrical portion of anvil before mounting.

[2] Removing Hammer Case Complete

[1] Disassembling Sleeve Section

 (Fig. 1)

DISASSEMBLING

LED circuit

Tapping screw
PT3x10

Tapping screw
PT3 x 16

Stopper

Fig. 3

Hammer case

Hex portion 
of hammer case

Socket 30-78
(134847-1)

Bumper

Summary of Contents for BTD123F

Page 1: ...n min 1 bpm Max fastening torque N m kgf cm in lbs Charging time min Capacities Electric Brake Reversing switch Plastic carrying case 1 pc Phillips bit 2 65 1 pc Assorted Phillips bit Socket bits and...

Page 2: ...se Fig 3 4 Fit socket 30 78 Part No 134847 1 over the hex portion of hammer case And then remove hammer case from housing by turning the socket clockwise as illustrated in Fig 4 Ring spring groove Com...

Page 3: ...as illustrated in Fig 7 when releasing Hammer section from the gear extractor Failure to follow this instruction could cause Steel balls 3 5 to get out of hammer 3 Now Hammer section can be disassemb...

Page 4: ...d screws removed from Internal gear case because they are adhesive coated screws Always use brand new M4x12 pan head screws Tighten four M4x12 pan head screws to the recommended torque of 0 88 1 8 N m...

Page 5: ...recommended torque of 25 30 N m 260 310 kgf cm Fig 14 Caution Remember to install Anvil on Hammer case before fastening Hammer case to Housing 5 Installing Stopper on Housing Because Stopper is not r...

Page 6: ...P 6 7 Circuit diagram Color index of lead wires sheath Black Red Orange End bell complete LED circuit Switch Terminal Connector Fig 16 See next page for Wiring diagram...

Page 7: ...lectrical Parts Boss Pin Connector LED circuit Route the two lead wires black and red from LED circuit as illustrated below Connector Terminal Switch Motor End bell complete Lead wire red from Switch...

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