Are they Datamarine Instruments? Do an Internet search for them and you will get a phone number and email address for service. All I have ever seen on non-upgraded Catalina 30's are these. If they are Datamarine, they will give you the best answer.
1 - 1 of 1 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.