HP 41C TALL KEYS repairing questions

[Massimo Gnerucci]

(09-27-2014 03:31 PM)jebem Wrote:  From what I have been reading, these machines are a pain to maintain and that's why I didn't got one to join my collection.

You don't know what you are missing... :)

A pain to mantain? Not true; at least this is my impression, and I have lots of them.
A thorough cleaning (dismantle and immerse in distilled water, preferably using an ultrasonic cleaner) usually solves a lot of problems.