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Repair

CAUTION: Remove the battery and the bit from the machine for safety before repair/ maintenance in accordance with the instruction manual!

[1] NECESSARY REPAIRING TOOLS

Description

Use for

 

 

Hex wrench 8

Removing / Installing Drill chuck

 

 

Plastic hammer

Removing Drill chuck

 

 

[2] LUBRICATIONS

The components of Gear ass’y has been lubricated in Makita plant and assembled under strict quality control. Therefore, it is recommended to replace Gear ass’y without disassembling in repair.

[3]DISASSEMBLY/ASSEMBLY

[3]-1. Keyless Drill Chuck

Note: When replacing Gear ass’y, begin by removing Keyless drill chuck.

As long as the repairing does not concern Gear ass’y, it is not necessary to remove Keyless drill chuck.

DISASSEMBLING

(1)Remove M6x22 Flat head screw. (Fig. 1)

(2)Preset the machine as illustrated in Fig.2.

(3)Hold the machine firmly and pull the switch trigger slowly and carefully.

Note: 1) Pay attention that the machine except Keyless drill chuck starts revolving with strong force. Do not pinch your hand between the moved machine and Vise in this step.

2)If it is impossible to remove Keyless drill chuck, use 1R359 (Chuck removing tool) to remove it. Refer to Makita repair tool list.

Fig. 1

Fig. 2

M6x22 Flat head screw with adhesive

Note: Pay attention to the turning direction.

Open the jaws of Keyless drill chuck fully and remove M6x22 Flat head screw by turning clockwise.

If it is difficult to remove the screw with slotted screwdriver, use cordless impact driver.

Set Speed change lever in the low speed mode.

Set Change ring in the drill mode.

Hold Hex wrench 8 by tightening the jaws of Keyless drill chuck.

Hex wrench 8

Vise

Note: Hold the flat surface of Hex wrench 8.

Set F/R Change lever in the reverse mode.

Install Battery.

Clamp the long portion of Hex wrench 8 in Vise.

Vise

ASSEMBLING

1)Turn Keyless drill chuck clockwise until it sits on the end of the threaded portion of Spindle.

2)Fix the short portion of Hex wrench 8 to Drill chuck, and clamp the long portion of Hex wrench 8 in Vise.

3)Set Speed change lever in the low speed mode and F/R change lever in the Forward (clockwise) rotation mode. Then Install Battery.

4)Hold the machine firmly and pull the switch trigger to rotate Spindle until the motor is locked. Note: Pull the switch trigger so that Spindle reaches full speed in one second.

Important: Be sure to release the switch trigger just after Spindle is locked.

5)Secure Keyless drill chuck with M6x22 Flat head screw by turning counterclockwise with impact driver.

Note: If you reuse the removed M6x22 Flat head screw, apply adhesive (ThreeBond 1321B/ 1342, Loctite 242) to the threaded portion. Makita genuine M6x22 Flat head screw for securing Keyless drill chuck is threadlocker screw.

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Makita 6271D dimensions Repair, Keyless Drill Chuck, Disassembling, Assembling
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6271D specifications

The Makita 6271D is a powerful and versatile cordless drill/driver designed for both professional and DIY applications. As part of Makita's extensive line of tools, this model stands out for its combination of performance, durability, and user-friendly features, making it a preferred choice among tradespeople and hobbyists alike.

One of the main features of the Makita 6271D is its compact and lightweight design. Weighing in at just 1.9 kg, it is easy to handle without compromising on power. The tool’s ergonomic grip provides comfort during prolonged use, reducing fatigue and allowing for greater control when drilling or driving screws. This design consideration is ideal for users who work in tighter spaces or overhead applications.

The Makita 6271D is equipped with a robust, high-performance 18V lithium-ion battery, which offers long run times and fast charging capabilities. The battery technology ensures that the tool maintains a consistent power output throughout its use, allowing for efficient work and less downtime. Additionally, the model includes a battery gauge, enabling users to monitor the battery’s charge level and preventing unexpected outages during tasks.

This cordless drill/driver features a two-speed transmission, allowing users to switch between high speed for drilling and lower speed for driving screws. With a maximum speed of up to 450 RPM in low gear and 1,400 RPM in high gear, it provides versatility for a wide range of applications. The 6271D also includes a reversible motor, enabling both clockwise and counterclockwise rotation, which is perfect for removing fasteners or freeing stuck bits.

The tool boasts an adjustable torque setting, with 16 different clutch settings to choose from. This allows for precise control when driving screws into various materials, preventing over-tightening and potential damage. The keyless chuck enhances efficiency, making bit changes quick and hassle-free.

Additional features of the Makita 6271D include a built-in LED light for improved visibility in low-light conditions, as well as a simple forward/reverse switch for ease of use. The overall construction of the 6271D emphasizes durability, with a robust casing designed to withstand heavy daily use.

In summary, the Makita 6271D combines power, portability, and durability with advanced features tailored for a variety of tasks. Whether for professional use or home improvement projects, this cordless drill/driver delivers reliable performance and user-friendly functionality, securing its position as a valuable tool in any workshop.
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