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c/diesel-mechanics•anna165anna165•23d ago

A retired guy at the truck stop in Flagstaff showed me a better way to check injector lines

He said 'listen for the hiss, don't just look for the drip' while his rig was idling. Anyone have a different method for a quick pressure check on the road?
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3 Comments
mia_park
mia_park23d ago
What about using a piece of cardboard? I mean, if you slide it under the lines while it's running, you can spot the wet spots way easier than looking at the engine. Idk, maybe it's just me but that hiss can be hard to hear sometimes.
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sean_hunt61
Cardboard trick is smart, makes the leak way more obvious.
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the_jason
the_jason14h ago
Got a specific type of cardboard you find works best? Like, does the thickness matter or is any old box good enough?
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