Been doing this since the 90s and I keep seeing people swap dryer thermostats without checking the actual temp output first

Had a call last Tuesday where a guy had already replaced his thermal fuse twice in a month. He said the dryer kept shutting off. I pulled out my multimeter and checked the cycling thermostat - it was cutting at 130F when it should have been around 155F. Three minutes with a meter beat throwing parts at it. Anyone else run into this where folks skip the diagnostic step?

3 comments

3 Comments

morgan_bailey9319d ago

@lucasw82 nailed it - people just wanna swap parts instead of thinking it through.

sethhernandez19d ago

So what's the line between a smart diagnostic check and just being too scared to actually turn a wrench? I've seen guys spend HOURS chasing voltage drops with a multimeter when a simple part swap wouldve fixed it in 10 minutes. On the flip side, swapping parts without ANY testing is how you burn a grand on parts that don't fix the problem. I guess it comes down to knowing the common failure points on your specific vehicle AND having a basic understanding of how the system works. But honestly, I've done both - overdiagnosed and underdiagnosed - and the part-swapping approach usually costs way more time and money in the long run. You gotta find that middle ground where you're not guessing but also not outsmarting yourself.

lucasw8219d ago

Honestly, a buddy of mine once spent $200 on new ignition coils for his truck before realizing it was just a loose ground wire. Three minutes with a wrench vs a whole afternoon swapping good parts.