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News & Events

Detonation Grounds a Mooney

January 07, 2021 by Craig Peyton

I’ve been flying for 30 years and never experienced a hiccup from an airplane engine while airborne. That changed a few minutes into a recent flight. This story can’t rival a sudden engine stoppage and forced landing—it’s a story of an engine that seemed on its way to quitting—but I…

AOPA’s Tom Haines saves fuel using his JPI

July 25, 2012 by Craig Peyton

 AOPA Editor Tom Haines writes about saving big bucks in fuel using his JPI EDM 800 “I will save over $4,000. per year. Almost enough to pay my hangar rent.”                                        …

View JPI’s “Save Money Flying LOP” video

July 12, 2012 by Craig Peyton

Learn how flying lean of peak can lower fuel costs.  Your JPI EDM will help lower your fuel costs useing the Lean of Peak display. See how easy it is to use Leanfind Mode. This video is advisory only, showing how a properly installed JPI EDM830 can be used  on a…

Flying in Africa using a JPI 830

July 12, 2012 by Craig Peyton

Pilot Dietrich Ian Lafferty is pictured here, flying a C-182 over the costal areas of Central Africa using his trusty JPI 830. The mission is for the Wilderness Conservation Society of New York (WCS),  one of the worlds oldest organizations globally protecting the environment.  On a typical day he will photograph elephant poachers, illegal fishing…

Light Plane Maintenance 930 article

July 08, 2012 by Craig Peyton

Learn about an owner installing an EDM930 into his 1963 Mooney. “A terrific panel upgrade.” Read the article here: 930 Install LPM

JPI Owner Tips Video & LOP example

February 07, 2020 by Craig Peyton

View a quick refresher on a few handy JPI features..

Tips on Adjusting Your Fuel Quantity In-Flight

June 28, 2018 by Craig Peyton

In flight ‘real world’ video, featuring after take-off fuel adjustment tips using the EDM900. This video is advisory only, showing  JPI EDM’s in action.

Save 1.5 GPH Using Lean of Peak (LOP) X-Country

June 20, 2018 by Craig Peyton

In flight ‘real world’ video, featuring LOP tips using the EDM900 Primary monitor on a long cross-country. This video is advisory only, showing  JPI EDM’s in action.

EDM900 Praise

October 30, 2017 by Craig Peyton

I have 60 hours on my JPI900. It is all I had hoped for and eliminates the problem with replacement transducers for Mooney aircraft. This replaced the JPI700 I had in my 89’Mooney 201. I made a new panel to accommodate the 900. It is a great unit and product…

The JPI will save your life or engine (if you pay attention)

October 27, 2017 by Craig Peyton

BetterAircraftFabric I have one of them on the turbocharged 6 cyl Continental and I would not fly without it. – If a fuel injection nozzle plugs up on a turbocharged engine a certain disaster is going to follow and the instrument is basically the only real warning one will have…

JPI Confirmed Life Saving Decision

October 05, 2017 by Craig Peyton

Donna,  We spoke yesterday on the phone. I purchased a JPI-830 last year and had it installed on my Maule M-5-235 after I had the engine rebuilt earlier this year. After having the work done I flew the aircraft from Seattle up to Juneau, Alaska then for the following 3…

JPI data download system is the best I’ve ever seen for any airplane system

March 22, 2017 by Craig Peyton

Dear Joe, We have installed the EDM-790 and flown about 20 hours so far.  It’s pretty cool.  Still learning all the features but we are seeing serious fuel savings – about $100 a night.  I’m working with GAMI to tweak the fuel flows a bit more.  The data download system…

Read How Our Slimline Guage Helped Avert an Accident

November 03, 2014 by Craig Peyton

While looking at your web page it occurred to me that I owe the company my appreciation for avoiding a disaster in my 421C. Some years ago I put dual JPI slimline tach and MP gauges at the bottom of my panel.  Though I have had some issues getting them…

EDM 700 solves CHT Overheat Issue

August 10, 2014 by Craig Peyton

I was headed back to the Pacific Northwest in my 89′Mooney 201 from southern Florida. Shortly after takeoff the EDM 700 was showing the EGT on cylinder #1 was running 240′ hotter than the lowest EGT reading of the other 3 cylinders.#1 CHT was slightly south of 385′. I watched…

Praise for the EDM-730

November 19, 2013 by Craig Peyton

Dear JPI Folks: I replaced my EDM-700 this weekend with the EDM-730.  I had inherited the unit from a previous owner and although it worked just fine, I was intrigued by the larger color 730 version upgrade (actually, I couldn’t resist).  The install was uneventful and – as you said…

Customer Service: Above and Beyond

November 01, 2013 by Craig Peyton

Dear Mr. Polizzotto, I have a EDM 700 in my aircraft and began having dimming issues with the display. I spoke to you at Sun N Fun and you asked me to send it in for repair/update at N/C. I received the repaired instrument and everything seems flawless. I wanted…

JPI Pays For Itself in 20 Minutes

September 17, 2013 by Craig Peyton

Dear JPI: At the urging of my mechanic  we installed your JPI700. I had used a competitor’s engine monitor, but found lean of peak operation exceedingly difficult and engine performance data limited. Within the first 20 minutes of my departure for northern Canada (i.e., Cambridge Bay, NU, Inuvik, YK), the…

Positive Feedback from the UK

June 21, 2013 by Craig Peyton

Dear Joe, I currently own a Christen Eagle which I have been displaying and competing with over the last few years. The modified Biplane performs incredibly well, but it has been a rollercoaster ride with the authorities here in UK. There is still more to do (New wing and colours…

“The Red Box”, How Not to Lean Your Engine by Mike Bush

May 14, 2013 by Craig Peyton

Mike Bush Red BoxRed Fin The above PDF link is an article by Mike Bush on -how not to lean your engine-. You will find this useful and valuable information, that dispels many of the myths about running LOP.

Our JPI Saved Our Lives

May 04, 2013 by Craig Peyton

June 4, 2010, my partner in our 1979 PA-28-236 (Dakota) Richard Klein and I, as is common for us, left KDXR to practice some instrument approaches. I flew first and did the ILS 6 at KBDR, followed by the ILS 36 at KOXC. We pulled off the runway at OXC,…

EDM 930: Must See It To Believe It

May 02, 2013 by Craig Peyton

Dear JPI, I recently installed an EDM 930 in my Beechcraft Sundowner.  It is one of the best things I’ve done. The peace of mind, the improved situational awareness, and vastly improved engine performance make this purchase worth every penny. While most other pilots only guess at their fuel quantity (seldom…

What is TSO, or Technical Standard Order?

March 06, 2013 by Craig Peyton

Technical Standard Order: All of JPI’s instruments are TSO’d giving you the highest quality the FAA can approve. PMA being the lowest FAA approval rating. What does FAA ISO (Technical Standard Order) Mean to you? It is an instrument that is Airworthy and will not degrade other instruments. It has…

The JPI Story

January 02, 2013 by Craig Peyton

J.P.Instruments founder, Joseph Polizzotto, started his career in the 1960’s at Pratt and Whitney Aircraft in East Hartford Connecticut. After gaining experience in thermocouple technology he designed his first Scanner™ in 1979, for his Cessna 172. Many improvements were made with the help of his Uncle, Joe Giannelli, and his…

AVweb article “FuelScan450” by Dave Higdon

July 09, 2012 by Craig Peyton

AVweb Special Projects Editor Dave Higdon recently installed a J.P. Instruments FS-450 fuel totalizer in his Comanche. Was it worth it? Confidence At A Glance Some Of The Basics… At its basic level, the FS-450 delivers plenty of utility even without the groundspeed and distance data from a GPS. For…