Why Does My Hitachi Miter Saw Continue Running After Replacing the Trigger

Miter Saw Repair

If your miter saw isn't working as it should be and you are unable to determine the part responsible, we understand this can be disheartening, and we are here to make the repair process easier. Review our list of symptoms to pinpoint the issue, then choose one of the suggested parts that best fits your need for advice tailored to your tool.

Won't turn on

Reported 23% of the time

If your miter saw won't turn on, this doesn't mean it is the end of it's life. Check the switch, carbon brushes, button, armature, field, and power cord. Our guide has been created by experts to provide step by step solutions to repairing your miter saw and getting it back up and running in no time.

Guard binds

Reported 16% of the time

If the guard binds on your miter saw this indicates a repair may be needed. Our experts recommend checking the blade guard, linkage, plate, washer and spring. Once you have determined the part that needs to be repaired, review our instructions on how to fix your miter saw yourself.

Bad vibration

Reported 9% of the time

If your miter saw has bad vibration, check the bearings, saw blade, blade flange, spindle, and more. Once you have narrowed down the part responsible for causing the issue, use our repair guide for expert advice on how you can fix this yourself, saving you on time and money.

Doesn't cut square

Reported 8% of the time

If your miter saw doesn't doesn't cut square, check the fence and bushing. Use our guide for expert tips on what to look for when trying to narrow down the problem part and how you can fix it yourself as quickly and efficiently as possible.

Grinding or squealing sound

Reported 8% of the time

If your miter saw is making grinding or squealing sounds, it's time for a repair. Review our suggested parts for signs of damage: the bearings, carbon brushes, belt, and gear. Fix your miter saw yourself with help from our repair experts.

Milter adjustment is stuck or hard to move

Reported 7% of the time

Is your milter adjustment stuck or hard to move? It could be due to your knob, lever or wear plate. Use our guide for tips on what to look for and how to know which part is responsible for this issue. Once you know the part that needs to be replaced, try fixing it yourself with help from our experts.

Blade wobbles

Reported 6% of the time

If your miter saw wobbles, check these parts for signs of damage: the bearings, bushing, flange, clamp, blade washer, and wear plate. Once you know the part that needs to be replaced, read on for instructions on how to do the repair yourself.

Blade brake doesn't work

Reported 5% of the time

If your blade brake doesn't work, our experts have narrowed down the most likely parts to be causing this issue to the carbon brushes, switch, and field. No need to spend money on hiring an outside service when you can do this repair yourself. Check out our tips on how to narrow down the correct part to be replaced, and how you can fix your miter saw as quickly and efficiently as possible.

Excessive sparks from motor

Reported 5% of the time

If your miter saw has excessive sparks coming from the motor check the carbon brushes, armature, bearing, cap, and field. Once you have narrowed down the part that needs to be replaced, review our repair guide for instructions on how you can fix it yourself.

Table binding or doesn't adjust smoothly

Reported 3% of the time

If your miter saw table is binding or doesn't adjust smoothly it could be due to the slide plate, handle, fence, knob or kerf plate. Before hiring an expensive service to fix the problem, try fixing it yourself. We are here to make the repair process as smooth as possible.

Laser won't turn on

Reported 2% of the time

If the laser on your miter saw won't turn on, the most likely parts that could be causing this are the switch, laser, power supply assembly, and adjustable laser guide. With help from us, you can fix have your miter saw yourself, saving you on time and money.

Motor spins but blades don't

Reported 2% of the time

If the motor spins but the blades don't on your miter saw, inspect the belt, shafts, bearings, and gear for signs of wear and tear. Consider fixing your tool yourself by using our expert repair guide. Your miter saw will be back up and running in no time.

Motor gets hot

Reported 1% of the time

If the motor of your miter saw gets hot, this might be an indication that either the carbon brushes, bearings, armature, field or fan needs to be replaced. To help determine which part is causing the issue, check out our repair guide for tips on what to look for and how to fix it.

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Source: https://www.ereplacementparts.com/repair-center/power-tool/miter-saw