As Jens indicated above, it's not likely to be a problem. We have a number that also run around the 140F - 150F mark. The warmest one I saw doing a quick check this morning was 161.6F (72C). They've been running at those temperatures for over 3 years without issue.
Wayne -- Please remember to rate responses and to mark your question as answered if appropriate.
These are the paths to get to each CCX logs through CLI. They may be helpful if you are having issues accessing RTMT or downloading logs through it.
If you want to download them you have to prefix "file get " and you can add one of the options (re...