Kenny Keller shows how to check a helicopter's sprag clutch: bring power to 75%, roll back the throttle while adding right pedal to stop the aircraft from rotating. A tail swing at gas pumps illustrates why this matters, especially on slick surfaces.
About 75% power.
hogsguide.com (free PDF download).
Right. Manifold, sorry. Carburetor heat test all the way up. The temperature goes up, RPM goes down. We click it and we release it. Gonna test our sprag clutch. We're gonna go up to 75% and then we're going to roll back. We have a needle split. We don't have. There's a tip for you. You rolled off the throttle but didn't you? Oh, I didn't add right pedal. Absolutely. You're from Flor, Florida. Don't usually do this because they're not worried about it in the northern part of the country. It's standard for us year round. We roll the throttle off for that sprag clutch. Check. We add right pedal because the aircraft on a slick surface will, can and will rotate on you. We have a video where Hauser was in an instrument and when they did it on a slick surface, they rolled the throttle off by the gas pumps. The tail came around, almost hit the gas pumps. Wow. It's a real thing. So. Well, now we know for if you're coming to the northern states, it's a good idea. A little bit of right pedal. Add a little bit of right pedal when you roll the throttle off to keep it from sp. Fabulous. Our doors are latched and unlocked and we have a free maneuver guide hogsguide.com free PDF download where you can download to your iPhone or your iPad or your smart device and you can do really quickly study maneuvers at any time you want. It's all free free PDF.com very very important.
Peace out when you feel the pressure to fly, but know the right decision is to stay on the ground. Hit the hogs no go and live to fly another day. Helicopterground. Com.
