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 6

6

W

iring diagram

Fig. D-2

Red marking for distinction of
plus pole has to be at upper position.

Connect Lead wires with each
terminals as illustrated above.

C

ircuit diagram

Fig. D-1

Color index of lead wire’s sheath

Black

Red

Switch

DC motor

Terminal

Red marking for distinction of plus pole has to be at upper position.

Fix lead wires with
lead wire holders.

DC motor

Cap

Gear ass’y

Switch

Terminal

Summary of Contents for BHP453

Page 1: ...untries of North America and Latin America 2 for other countries 3 with Battery BL1815 4 with Battery BL1830 Makita blue Makita blue Makita blue white Housing color BHP453Z No No No No UK Battery Capacity of drill chuck mm Lock torque N m in lbs Electric brake Variable speed control Mechanical speed control Reverse switch Max fastening torque N m Torque setting Soft joint Hard joint No load speed ...

Page 2: ...rill chuck at first when replacing Gear ass y When parts other than Gear ass y are related to repair removing Keyless drill chuck is not required 2 If it is impossible to remove Keyless drill chuck in the following manner use 1R359 Chuck removing tool to remove it Refer to Makita repair tool list 1 Open the jaws of Keyless drill chuck fully and remove M6x22 Flat head screw left handed and threadlo...

Page 3: ...ss y from Gear ass y Gear ass y Remove Gear ass y Speed change lever ass y and DC motor with Switch from Housing set L as illustrated above Disassemble Housing set R by removing Bind PT3x16 tapping screws 9 pcs Pull off Gear ass y while turning it clockwise viewed from DC motor side Now Gear ass y can be replaced Motor bracket Motor bracket Remove DC motor with Cap from Motor bracket by removing M...

Page 4: ...g Speed change lever ass y make sure that Compression springs 4 2 pcs are assembled to its bottom in advance Fig 8 2 Fit the protrusion of Gear ass y into Compression spring 4 in Speed change lever ass y Fig 9 3 After mounting set Speed change lever ass y to low speed mode or high speed mode Fig 10 Motor bracket DC motor Cap Note Be sure to Cover the center of DC motor with Cap none of protrusion ...

Page 5: ...eaf spring has to be mounted to Housing set L as illustrated in Fig 11 before assembling Gear ass y and DC motor F R Change lever can be assembled to Switch as illustrated in Fig 12 ASSEMBLING ASSEMBLING Fig 12 Fig 11 Leaf spring 3 5 F R Change Lever 3 6 Cushion Fig 13R Fig 19F Be sure to install Cushion into Housing set L as illustrated in Fig 13R Note Fig 13F is the wrong installation Pay attent...

Page 6: ...Connect Lead wires with each terminals as illustrated above Circuit diagram Fig D 1 Color index of lead wire s sheath Black Red Switch DC motor Terminal Red marking for distinction of plus pole has to be at upper position Fix lead wires with lead wire holders DC motor Cap Gear ass y Switch Terminal ...

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