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Mace2012, Home Appliance Technician
Category: Appliance
Satisfied Customers: 70
Experience:  At your service..
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I have LYN300K gate operators requiring replacement. 1) Do

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I have LYN300K gate operators requiring replacement. 1) Do LYN424BK-EV openers have the sane length between brackets ie 1130mm when closed?
JA: What's the brand and model of your appliance? How old is it?
Customer: Lift Master LYN300k
JA: How long has this been going on with your Liftmaster appliance? What have you tried so far?
Customer: Now about 20 yrs old.
JA: Anything else we should know to help you best?
Customer: Only the primary gat is faulty. Secondar gate still operates OK

Good day,

You have reached, an independent paid question and answer platform that matches experts in various skills to customers.

My name is***** will assist you with your appliance today.

I am sorry to hear you are having trouble with your appliance.

I understand how frustrating that can be. Hope we can resolved it quickly.


Please look the technical data here,it shows difference between the two model of Liftmaster.

You may try to look your parts here.

I can give general answer but I do hope this helps.

Please do not hesitate to ask any follow up questions,concerns or clarifications.

Customer: replied 9 days ago.
The manual for LYN400 tell me that the distance between the brackets is 1330 which is not compatible with my LYN 300.
Please find out oil replacement LYN300 gate openers are available and any recommended supplier.
Mace2012 and other Appliance Specialists are ready to help you
Customer: replied 8 days ago.
please resend me your later reply to my later question regarding recommended suppliers of Liftmaster gate openers.

Honestly,It seems that your Lift master LYN300k is almost 20 yrs,we are hardly find it parts,