Motor making squeaky noise

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Old 23-06-2009   #1
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My System: , Fibo Gregorian 1.2mtr, Skystar 2
Motor making squeaky noise

Hi,

The motor on my Fibo 1.2 has started making a loud squeaky noise and it has started to get a big annoying...

The strange thing is when it is hot outside it doesn't make any of that noise...

It started with the dish making the noise when it moved from 42E till about 13E and then it stopped. But there was no noise when it moved all the way to 42E.

Now it's making the noise even if I move it one count via the remote and in either direction...

Any ideas?
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Old 24-06-2009   #2
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My System: 1.2M, & 55cm Gregorian Dish`s, 1.8m Precision dish Jaeger 1224 H-H motor.Dreambox 800, Vbox-II. SS2 Card.

Give it a squirt with WD40.
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Old 15-07-2009   #3
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My System: , Fibo Gregorian 1.2mtr, Skystar 2

Didn't really get a chance to buy WD40 and last week it was making a lot of noise even when you moved one count left or right...

I went upstairs and got my wife to move the dish while I was inspecting where the noise was coming from...

I removed the complete motor assembly (luckily this mount allows you do that without messing with the alignment of the dish) and got my wife to move the motor and I noticed the noise was coming from the motor..

I have put in a little bit of engine oil on the gears and that have reduced the noise a bit... This weekend I am going to take the motor assembly out and dismantle it and clean all the gears..

Btw where do you get the while coloured lubricant (grease ?)?

Regards
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Old 15-07-2009   #4
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My System: Triax 1.1m and Orbital 80cm Motorised Dishes. Various fixed Dishes. Eclectic selection of Digital and Analogue Receivers. Complex switching and distribution that SWMBO cannot fathom. Nor me.

How old is the Motor?

Cleaning and Re-greasing might work, but if it were me I'd be saving up another £35 or so to replace it. The Motor, that is, not the Wife. Nothing you can do to stop screeching and whining from there, I'm afraid.
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Old 15-07-2009   #5
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My System: , Fibo Gregorian 1.2mtr, Skystar 2

I don't know how old is the motor tbh and if I can find a replacement or not...
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Old 15-07-2009   #6
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My System: Topfield 5800 Echostar3000,DB7000, Relook 400S, Humax HDC2000, 55cm Fibo Gregorian dish with waveguide and Motek 2100 mod, 90cm Fibo Gregorian dish, 120cm Fibo Gregorian dish on a 1224 motor with waveguide

Originally Posted by olisun View Post
I removed the complete motor assembly (luckily this mount allows you do that without messing with the alignment of the dish) and got my wife to move the motor and I noticed the noise was coming from the motor..

I have put in a little bit of engine oil on the gears and that have reduced the noise a bit... This weekend I am going to take the motor assembly out and dismantle it and clean all the gears..

Btw where do you get the while coloured lubricant (grease ?)?

Regards
The white grease is a water resistant grease, silicon grease is also good. You can probably get a small quantity of suitable waterproof grease from a bike shop/Halfords as used on headsets etc. Also from same source some fling resistant chain oil is good for the gears and bearings, clingy oil helps with the gear noise.
It is likely to be the bearings that are sqeaking not the gears, most likely the main 8mm shaft that has the nylon pinion mounted on it as dries up through being exposed to the elements. The worm gear has adjustment for end float which if set up too tightly can sqeak a bit.
If the motor is running OK the rest is quite easy to overhaul.

I do have some spares

Oldgeezer
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