JS1660 - Uncategorized MAKITA - Free user manual and instructions

Product Type	Jigsaw
Brand	Makita
Model	JS1660
Power Input	720 W
Variable Speed	800 – 2,800 strokes per minute
Stroke Length	26 mm
Orbital Action	4 adjustable positions (0, I, II, III)
Cutting Capacity (Wood)	90 mm
Cutting Capacity (Steel)	10 mm
Bevel Cuts	0° to 45° (left and right)
Blade Attachment	T-shank, tool-less blade change
Weight	2.4 kg
Dimensions (L x W x H)	260 x 80 x 200 mm
Power Cord Length	2.5 m
Dust Blower	Yes, switchable
Soft Grip Handle	Yes, for comfort
Maintenance	Clean with dry cloth; periodically check carbon brushes
Safety Features	Double insulation, lock-off button, blade guard
Spare Parts Availability	Carbon brushes, blade holders, and other parts available
Repairability	Repair possible with genuine Makita parts

Frequently Asked Questions - JS1660 MAKITA

How do I change the blade on the Makita JS1660?

To change the blade, first unplug the jigsaw. Use the tool-less blade change lever: push the lever to release the blade, then insert a new T-shank blade and release the lever. Ensure the blade is securely locked.

What type of blade does the JS1660 use?

The Makita JS1660 uses T-shank blades. These are standard for most Makita jigsaws and provide quick, secure attachment.

How do I adjust the orbital action?

The orbital action can be adjusted using the lever on the side of the jigsaw. There are four positions: 0 (straight cut), I, II, and III (increasing orbital action for faster cuts). Select according to material.

What is the cutting capacity of the JS1660?

The jigsaw can cut up to 90 mm in wood and 10 mm in steel. For best results, use the appropriate blade for the material.

How do I clean the Makita JS1660?

After use, unplug the tool and wipe the exterior with a dry cloth. Do not use solvents. Clean the blade guard and dust blower vent regularly to prevent dust buildup.

Where can I download the manual for the JS1660?

The manual can be downloaded for free from the official Makita website or from reputable parts and manual sites. Ensure you have the exact model number.

How do I adjust the cutting speed?

The speed is adjusted using the variable speed trigger. The more you squeeze, the faster the blade moves. For harder materials, use a slower speed; for softer materials, you can increase speed.

What safety precautions should I take when using the JS1660?

Always wear safety goggles and ear protection. Keep hands away from the blade. Use the lock-off button to prevent accidental start. Ensure the workpiece is securely clamped. Unplug before changing blades or cleaning.

Can the JS1660 make bevel cuts?

Yes, the base plate tilts from 0° to 45° both left and right. Loosen the bevel adjustment screw, set the desired angle, and retighten the screw.

How do I replace the carbon brushes?

Carbon brushes are wear items. Unplug the tool, remove the brush holder caps on the sides, and lift out the brushes. Replace with identical Makita brushes (part number specific). Reinstall caps and run tool briefly to seat brushes.

USER MANUAL JS1660 MAKITA

1

2

3

4

5

6

7

8

Symbols

The following show the symbols used for the tool. Be sure that you understand their meaning before use

Symboles

Explanation of general view

① Screw
② Screwdriver
③ Center blade
④ Hex wrench

⑤ Side blade
⑥ Bolt
⑦ Pin

⑧ Slide switch
⑨ Limit mark
⑩ Brush holder cap

SPECIFICATIONS

Model JS1660 JS1670

Max. cutting capacities

Steel up to 400 N/m ² m.... 1.6 mm/16 ga 1.0 mm/20 ga

Steel up to 600 N/m ² m.... 1.2 mm/18 ga 0.7 mm/23 ga

Steel up to 800 N/m ² m.... 0.8 mm/22 ga 0.5 mm/26 ga

Aluminum up to 200 N/m ² m.... 2.5 mm/13 ga 2.5 mm/13 ga

Min. cutting radius - 30 mm

Strokes per minute 4,500 4,500

Overall length 304 mm 306 mm

Net weight 1.3 kg 1.3 kg

• Due to our continuing program of research and development, the specifications herein are subject to change without notice.
  • Note: Specifications may differ from country to country.

Power supply

The tool should be connected only to a power sup of the same voltage as indicated on the nameplate and can only be operated on single-phase AC supply.

They are double-insulated in accordance with European Standard and can, therefore, also be used from sockets without earth wire.

Safety hints

For your own safety, please refer to the enclosed Safety instructions.

ADDITIONAL SAFETY RULES

ENB011-2

1. Hold the tool firmly.
2. Secure the workpiece firmly.
3. Keep hands away from moving parts.
4. Edges and chips of the workpiece are sharp. Wear gloves. It is also recommended that yo put on thickly bottomed shoes to prevent injury.
5. Do not put the tool on the chips of the wor piece. Otherwise it can cause damage and trouble on the tool.
6. Do not leave the tool running. Operate the tool only when hand-held.
7. Always be sure you have a firm footing. Be sure no one is below when using the tool in high locations.
8. Do not touch the blade or the workpiece immediately after operation; they may be extremely hot and could burn your skin.
9. Avoid cutting electrical wires. It can cause serious accident by electric shock.

SAVE THESE INSTRUCTIONS.

OPERATING INSTRUCTIONS

Adjusting the blade clearance (Fig. 1 & 2)

For JS1660 Only

Important: Always be sure that the tool is switched off and unplugged before adjusting the blade clearance.

Adjust the clearance between the side blade and the center blade according to the thickness of the workpiece.

First use a screwdriver to loosen the screw.

Then use the hex wrench to adjust the clearance by tightening or loosening the bolt. There may be a slight difference between clearances (A) and (B).

Check the smaller clearance with the thickness gauge and adjust it.

When using the thickness gauge to adjust the blade clearance, refer to the table below.

Workpiece thickness (mm)	Marking on thickness gauge
Less than 0.8	0.5
0.8 – 1.3	1.0
More than 1.3	1.5

After adjusting the clearance, tighten the screw securely.

Lubrication (Fig. 3)

Before operation, lubricate the contact point of the center blade and the pin. To keep good cutting performance, also use a cutting lubricant from time to time during operation.

Switch action (Fig. 4)

CAUTION:

Before plugging in the tool, always check to see the slide switch actuates properly and returns to the "OFF" position when depressed.

To start the tool, move the slide switch forward, a the slide switch will lock in the "ON" position. To lightly depress the rear of the slide switch, and it return to the "OFF" position.

Operation (Fig. 5 & 6)

Turn the tool on and set front ends of the side blade on the workpiece. Now simply move the tool forward keeping the side blades flush with the workpiece surface.

CAUTION:

When cutting a small portion of the workpiece, you may have difficulty completing the end of the cut. that case, try to cut it again, pulling the workpiece back slightly.

MAINTENANCE

CAUTION:

Always be sure that the tool is switched off and unplugged before carrying out any work on the tool.

Replacement of carbon brushes (Fig. 7 & 8)

Replace carbon brushes when they are worn down to stop, the limit mark. Both identical carbon brushes should be replaced at the same time.

Replacing blades

The service life of the blades varies in terms of the workpiece to be cut. The following reference tables indicate the approximate service life of the blades. When the blades become dull, ask Makita Authorized or Factory Service Centers to replace the blades.

For JS1660

Max.cutting capacities mm	ga
Steel up to 400 N/m2m	1.6	16
Steel up to 600 N/m2m	1.2	18
Steel up to 800 N/m2m	0.8	22
Aluminum up to 200 N/m2m	2.5	13

For JS1670

Max.cutting capacities mm	ga
Steel up to 400 N/m2m	1.0 20
Steel up to 600 N/m2m	0.7 23
Steel up to 800 N/m2m	0.5 26
Aluminum up to 200 N/m2m	2.5 13

To maintain product safety and reliability, repairs, maintenance or adjustment should be carried out by a Makita Authorized Service Center.