Nice quality USA made tire pressure gauges

generubin

Electric Baja
Joined
Feb 4, 2009
Messages
626
Location
Ventura, California
I have been for years lamenting the loss of USA assembled tire pressure gauges. And then when my old Accu-Gauge went bad and I needed one that goes to 85 pounds, I searched all the local stores only to find this stupid little battery powered gauge of poor quality.

Oh yeah, stupid me, just google it. I found a site that sells only TP gauges: http://www.getagauge.com/USAInfo.cfm

I ordered two, one that goes to 60 and the other to 100 pounds. Both say assembled in USA. They came very quickly and at a very low price.
 
Couldn't be more timely. I was just airing up the truck tire today. Only gauge I have that goes up high enough is a very questionable cheapo.
Somehow the valve stem was loose. Tightened it up back up, hooked up the MV-50 and walked away. Couple minutes later the compressor takes a dump. Motor still runs, sounds like the connection between the motor and compressor came undone. I'll take it apart and see if its salvageable. Had to break out my old autozone special to finish the job.
 
Here are some tips to upgrade the MV50.
The head seal and valves tend to leak.

The fittings are an odd metric size. However, if you are very careful you can run a 1/4NPT tap into the head and use a regular hose fitting. I did it.

http://www.tacomaworld.com/forum/off-roading-trails/24687-mf-1050-mods-air-compressor.html

http://www.jeepforum.com/forum/f46/superflow-mv-50-masterflow-mf-1050-dual-air-396001/

http://www.expeditionportal.com/forum/threads/31853-Hot-Rodded-Compressor?highlight=mf1050


~DR
 
Wish that I could find a US made version of this: http://www.harborfreight.com/pistol-grip-tire-inflator-with-gauge-68270.html
I have one that I've modified as things fail. It now has a quality, glycerin filled gauge screwed into it courtesy of a friend who works in instrumentation and a Camel brand straight tire chuck on the end of the hose.

I suppose that this could work http://www.getagauge.com/inflator.cfm, but I've never been a fan of that style of chuck. Which means immediate mods right after buying it.
 
Wish that I could find a US made version of this: http://www.harborfreight.com/pistol-grip-tire-inflator-with-gauge-68270.html
I have one that I've modified as things fail. It now has a quality, glycerin filled gauge screwed into it courtesy of a friend who works in instrumentation and a Camel brand straight tire chuck on the end of the hose.

I suppose that this could work http://www.getagauge.com/inflator.cfm, but I've never been a fan of that style of chuck. Which means immediate mods right after buying it.



Here you go Thom: http://www.sears.com/rafael-air-tire-inflator-with-gauge-amf-101/p-SPM201572975P
 
After using the straight chuck on that HF device I've found that I really prefer it to the typical ball foot style. When the HF part failed (knew that it would sooner or later) I found p/n 17-365 here: http://www.plews-edelmann.com/chucks/ at CarQuest (San Jon & Thompson) to replace it with. Since I have that fancy, 2% full scale error glycerin filled gauge (similar to 4090K15 here) I'm going to keep it.
I just know that eventually all of the rest of remaining HF bits will fail too. The hose isn't far off now, so I'll be seeing JR @ Don's Industrial fairly soon. I prefer the inflators for both checking and raising tire pressures. It works just OK (slow) for reducing tire pressures. Good for fine adjustments, but not for rapidly approaching the target pressure.
 
I have the screw on deflators. Airs down to a preset psi. Didn't work well for up in the snow though. They don't work when they're frozen!
 
Once I figured out the this works by removing the valve core it was great.
http://arbusa.com/uploads/PDF/pressReleases/09-04-06EZTireDeflator.pdf

Note to self; carry extra valve cores!
 
Update on the MV-50. Took it apart today. As I figured it was the connection from the motor to the compressor. An allen head bolt that connects the eccentric to a flat spot on the motor shaft was loose. As it was, seven out of nine allens on the compressor were loose. Odder than that four nuts, too large for anything on the compressor were stuck to the motor. I should have used some loctite on the one allen, next time if it comes loose again. Works well once again.
 
I use one of these: Pressure Relief Valve that I got for nearly free screwed into latching ball foot chuck for rapid deflation. Not very fancy, but it works. Mine is a 20 psi unit and it stops at about 19 PSI. With the tire/wheel combo on the Xcab Yota I have never needed to go lower.
 
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