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Noisy Kato Series SD80MAC

Lewis has HO scale and asks:

“My Kato Series SD80MAC has slowed and emits a high-pitched shrieking sound. I oiled the bearings, but it made no difference. I’m not sure of the cause or how to fix it.”

Add your thoughts to assist Lewis below.

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Tom Roise
Tom Roise
5 months ago

Did you remove the shell? Make sure there is no foreign material in the drive gear ?
Or wrapped around an axle or drive shaft? Hi shriek usually means binding?
Can you remove gear cover? Check each axle to make sure it’s not cracked?

John Lightfoot
John Lightfoot
5 months ago

Sounds like motor bearing noise. Put a tad of oil on the motor bearings and that should fix it.

Ananda
Ananda
5 months ago

Hi,
When you say that you oiled the bearings, are you referring to the motor bearings? If not, put oil on them. All you need is a very tiny drop.

Sheldon Clark
Sheldon Clark
5 months ago

Is the drive mechanism slipping on the axle(s)?

Ralph
Ralph
5 months ago

Sounds like the motor bearing to me too.

Faizal Hathy
Faizal Hathy
5 months ago

Hi, I think you should have it completely serviced where all moving parts will be looked at and that should solve the problem or disclose any parts needing replacement. To my mind a high shrieking means a problem with gears.So a service woud be best.

ho scale house

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