Repairs and Service of electromechanical SLRs: Who should I listen to when I want to solve a problem with an SLR?

[Andreas Thaler]

When my electromechanical SLR stops working, I want to fix the problem.

Preferably immediately and with as little effort as possible. Ideally, it shouldn’t cost anything either. Since I’m interested in DIY, I’m also willing to pick up a tool myself and try to repair it.

There is always a solution to problems on the internet

so I look there for repair instructions.

Google delivers results immediately after entering keywords, with videos listed first. This is followed by posts in forums, on websites, and on social media. Searching for images also yields results.

How do I find my way around here

how can I judge whether the information is reliable and technically sound or whether it is botched work that will do my camera more harm than good?

Here are three questions

I ask myself when searching the web for information on repairing photographic equipment:

1. What information is being offered? Is it a shortcut that promises a quick and easy solution? Or does the post go into depth and develop the solution with explanations of why something is done a certain way?
2. Who is providing the information? Is it a user who has published nothing else about repairs? Or someone who can show other repair reports? Or is it a professional repairer who specializes in certain SLRs and provides detailed information about the services they offer?
3. What references does the author of a repair article provide, whether in text or video form? Is it a solution to the problem that he himself has found, or does he cite the work of others or technical documentation as sources?

I evaluate information using these three questions

• because I know from my own experience that in most cases, a problem with an SLR can only be solved by dismantling it to a greater or lesser extent. This is necessary in order to get to the source of the problem. The notorious oil injection from the outside only causes additional problems. The frequent contact problems in the electronics can usually only be remedied by cleaning, which is usually not possible from the outside without disassembling the camera.
• I disregard users who proudly present a great and quick solution to a problem but have no other repair projects to show for themselves. SLRs have been around for decades, and their problems are mostly known. It is unlikely that someone will discover a new, particularly simple solution to a problem.
• I therefore prefer repair instructions from authors with references or professionals, which are almost always comprehensive.

Be consistent

when evaluating information about SLR repairs. Only do the work yourself if you understand the problem and are clear about the solution. And please don't believe in ingenious shortcuts.

Your precious SLRs should be worth it to you.

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A word of caution

Please keep in mind that you’ll be using highly flammable solvents for service work, and their fumes are harmful to your health. Soldering also produces fumes that should not be inhaled. Dangerous high voltages can be present when handling electronics, especially in conjunction with electronic flash units and mains. Therefore, familiarize yourself with the safety regulations beforehand and ensure your safety. Depending on the activity, protective gear may be advisable.

All information provided without guarantee and use at your own risk.

Acknowledgments

Without the work of Master Larry Lyells, in particular, we wouldn’t have the detailed technical information we need today for service/repair of SLRs.

The SPT Journal and The Camera Craftsman, which he helped shape significantly as an author, and which contain all the necessary information and instructions are available for a fee through Learn Camera Repair.

We owe our access to them to Eugene Pate, the founder of Learn Camera Repair.

 

[Andreas Thaler]

Some self-reflection:

I realize that some people might view my methods and the way I communicate them, as pedantic, instructive, or self-important. As if I were the guardian of the truth.

But I demonstrably am not.

There are plenty of electromechanical SLRs in a big box here that I’ve ruined—they didn’t survive my attempts to fix them. I tried to fix it on my own, without any expert guidance. Or I wasn't able to turn my own ideas into a success.

That wouldn't mean anything; others are more skilled and know more.

My position is that there is virtually no leeway when it comes to repairs here.

But one peculiarity of these electromechanical SLRs is that they are built in a nested fashion. To be able to put them back together, they must be disassembled and reassembled in a specific order, because everything is interconnected. The manufacturer specifies this procedure.

Of course, it takes effort to take an electromechanical SLR apart just to add a drop of oil deep inside. But how else could it be done sensibly?

If there is a truth here, it is that of the manufacturers and the old masters. Recorded in their technical documentation.

And adhering to citation standards (that's what I asked for above) is no less tedious but necessary. How else could one judge whether what is said is qualified or less qualified?

Citing sources may seem like an academic elitist practice, but it is simply a technique for ensuring transparency.

If someone has actually discovered a new repair method for a problem, they should be transparent about it and document their approach. And maybe their solution will even surpass that of the old masters. That does happen sometimes.

But in the age of social media, where the quick and easy solution is often marketed as the better one, that is a difficult position to maintain.

That said, I don’t mean to downplay social media as a communication channel. It’s just that the dynamics there encourage a focus on quick fixes. There’s also no room for lengthy explanations.

As an alternative, experts in their field post longer videos there that show every step of the process. In my view, this is a legitimate way to share knowledge and appeals to people who are visually oriented.

Ultimately, one could argue that not every camera has to be perfect. Minor deviations from the ideal are the norm; it may be sufficient to restore the SLR to only 85% of its original condition (of course, it depends on what works and what doesn't).

Everyone has to decide for themselves whether that satisfies them.

But a precision instrument is designed for precision, to serve as a reliable tool for its user.

However, there are physical and practical limitations to achieving this goal.

So I need to be upfront about this:

My goal is to restore a broken SLR to the best of my ability. My reports are intended to help others do the same. But that’s a standard I set for myself.

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And now it should be finally clear to me, too, what I do here every day