Original Article 02/05/2018 I have heard of at least four aircraft in the last six months having hard landings some severe, luckily with...

Just a reminder that UH1OPS has a full library of UH1OPS PS Magazine related articles available as a free resource to UH-1 operations...

Know Your Capabilities and your Limitations Scenario: You are doing a lift job with little margin. The Load calculation indicates the...

As a reminder, take note that inside your main transmission, things are going round and round, such as your planetary and sun gears, just...

Compressor washes should be a routine procedure for those who maintain and operate gas turbine engines. Albeit some engineers/A&P...

This is another area to check on your Huey is the main beam. We inspect this area at least once a year. You can’t see the crack unless...

In the picture the large hose that goes from the top of the diffuser housing down to the quick disconnect at the deck bleed air manifold...

High gearbox pressure starting with the T53-L-13B resulted from an accessory gearbox housing change that was first introduced in the...

The start Fuel Nozzle pictured is not spraying fuel for start. Even if all your igniters are firing with no start fuel nozzles...

Carbon ball blasting is caused by particles of fuel that have not been completely consumed. It usually the result of fuel particles...