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#101
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On Fri, 21 Mar 2008 20:46:34 +0000 (UTC), Bertie the Bunyip
wrote: "Kloudy via AviationKB.com" u33403@uwe wrote in news:8180da195218d@uwe: Bertie the Bunyip wrote: Dan wrote in news:252806d9-1056-4209-b52b- : Why would you need a gear check for takeoff? Bertie Oh good lord, man. To make sure they're down! *geeez.* I would have thought the difficulty in turning the engine over would suffice. Though I bet it's been tried! Some years back I watched a guy in a Mooney try a go-around after the gear failed to jack it up high enough for the prop to quit leaving chaw marks. He (or the guy in the right seat) realized the folly in that and then gave up. Starting at the numbers there was a line of chaw marks fairly far apart which suddenly got real close together. Then there was a couple hundred feet of clean runway followed by more wide spaced chaw marks and then skid marks. He slid over half a mile before leaving the runway. I walked the runway to pick up "spare parts" and shot photos along the way. I should post those. I also have a nice shot of a Beech Mousekateer...er Musketeer setting mostly on its nose with its tail feathers sticking way up in the air after doing a very nice imitation of a Porpoise while landing down wind and in front of a large crowd. I was the one interviewed as a witness. I only answered what I was asked. I pointed out the bent push rod for the starboard main which would not put the gear down. I did not offer my opinion it got that way from trying to jack up the airplane while it was sliding on the gear doors. No one asked about the melted tire rubber on the inside of the nose gear doors.:-)) Actually it did surprisingly little damage to the outside. Of course it meant a complete engine tear down and new prop. Bertie Roger Halstead (K8RI & ARRL life member) (N833R, S# CD-2 Worlds oldest Debonair) www.rogerhalstead.com |
#102
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On Fri, 21 Mar 2008 21:45:37 +0000 (UTC), Bertie the Bunyip
wrote: "Bob F." wrote in : Everyone knows the gear can't come up while taxiing anyway, no matter what you do with the switches. Though I knew some tit who used to pull the lever up at the start of the take off roll and rely on the prox switch on the gear to do the rest for him. Guess what? Ahhhh...Don't the struts start to extend long before the plane is ready to fly?:-)) Bertie Roger Halstead (K8RI & ARRL life member) (N833R, S# CD-2 Worlds oldest Debonair) www.rogerhalstead.com |
#103
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Bertie the Bunyip wrote:
wrote in : Bertie the Bunyip wrote: wrote in : Bertie the Bunyip wrote: wrote in news:4k3gb5-8k8.ln1 @mail.specsol.com: Bertie the Bunyip wrote: wrote in news:tmaeb5-6dn.ln1 @mail.specsol.com: Why would you need a gear check for takeoff? Corporate pilot picks up the newly painted and upholsterd Aero Commander and didn't check the gear switch. About half way down the runway (where the bump was) the gear sucks up and the newly painted belly scapes for a while, but the thing gets airborne. Once around the pattern and back to the shop for new belly skin and more paint. That's why a gear check for takeoff. Nope, that;'s why a cockpit safety inspection. Semantics. No, seperate checklist. From the C172RG checklist in the POH: Section 1, item 2. Landing Gear Lever -- DOWN In the pre takeoff checks? In the POH I have (1981) it has a section called "checklist procedures". It then has: preflight inspection before starting engine starting engine before takeoff takeoff etc. "Landing Gear Lever -- DOWN" appears in both preflight inspection and before starting engine. But not in the before takeoff checks. It appears in every retactable during the cockpit safety inspection ( your preflight begins with this, though it is not partitioned) And often before engine start as a precaution. Never seen it in the before takeoff checks.. You'd probably already know it wasnt down at that point. Semantics. Nope. Different stages of operation distinct from each other. Nope. There is but one checklist. There are subsection for normal landing, short field landing, etc., but it is one checklist The 172RG has a single checklist you are supposed to perform before each flight. There is nothing called anything near "cockpit safety inspection" anywhere in it. YMMV with other POH's. No, not a POH at all. So, your preflight checklist includes the runup? Not even a cub does that. I have no idea what you are talking about. I'm referring to the book with the big Cessna logo on the cover which says 172RG. And it includes runup. -- Jim Pennino Remove .spam.sux to reply. |
#104
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Roger wrote in
: Some years back I watched a guy in a Mooney try a go-around after the gear failed to jack it up high enough for the prop to quit leaving chaw marks. He (or the guy in the right seat) realized the folly in that and then gave up. Starting at the numbers there was a line of chaw marks fairly far apart which suddenly got real close together. Then there was a couple hundred feet of clean runway followed by more wide spaced chaw marks and then skid marks. He slid over half a mile before leaving the runway. Sorry, I'm a bit confused. How did it happen? it just wasn;t down to begin with or did it begin to retract after touchdown? I had a drag link fail on a Twin Beech landing once and we went off the side of the runway and bent the prop. they just bolted a new one on overnight and we were flying it the next day. Bertie |
#105
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Roger wrote in
: On Fri, 21 Mar 2008 21:45:37 +0000 (UTC), Bertie the Bunyip wrote: "Bob F." wrote in m: Everyone knows the gear can't come up while taxiing anyway, no matter what you do with the switches. Though I knew some tit who used to pull the lever up at the start of the take off roll and rely on the prox switch on the gear to do the rest for him. Guess what? Ahhhh...Don't the struts start to extend long before the plane is ready to fly?:-)) I suppose you could push hard and then rotate sharply. Lots of idiots out there. Bertie |
#107
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Bertie the Bunyip wrote:
wrote in news ![]() Bertie the Bunyip wrote: wrote in news:n3fgb5-fbb.ln1 @mail.specsol.com: Bertie the Bunyip wrote: wrote in : Bertie the Bunyip wrote: wrote in news:4k3gb5-8k8.ln1 @mail.specsol.com: Bertie the Bunyip wrote: wrote in news:tmaeb5-6dn.ln1 @mail.specsol.com: Why would you need a gear check for takeoff? Corporate pilot picks up the newly painted and upholsterd Aero Commander and didn't check the gear switch. About half way down the runway (where the bump was) the gear sucks up and the newly painted belly scapes for a while, but the thing gets airborne. Once around the pattern and back to the shop for new belly skin and more paint. That's why a gear check for takeoff. Nope, that;'s why a cockpit safety inspection. Semantics. No, seperate checklist. From the C172RG checklist in the POH: Section 1, item 2. Landing Gear Lever -- DOWN In the pre takeoff checks? In the POH I have (1981) it has a section called "checklist procedures". It then has: preflight inspection before starting engine starting engine before takeoff takeoff etc. "Landing Gear Lever -- DOWN" appears in both preflight inspection and before starting engine. But not in the before takeoff checks. It appears in every retactable during the cockpit safety inspection ( your preflight begins with this, though it is not partitioned) And often before engine start as a precaution. Never seen it in the before takeoff checks.. You'd probably already know it wasnt down at that point. Semantics. Nope. Different stages of operation distinct from each other. Nope. There is but one checklist. There are subsection for normal landing, short field landing, etc., but it is one checklist The 172RG has a single checklist you are supposed to perform before each flight. There is nothing called anything near "cockpit safety inspection" anywhere in it. YMMV with other POH's. No, not a POH at all. So, your preflight checklist includes the runup? Not even a cub does that. I have no idea what you are talking about. Apparently. I'm referring to the book with the big Cessna logo on the cover which says 172RG. And it includes runup. I'm sure it does. So you use one long checklist fot the preflight, startup and before takeoff checks? Yep. That's how the instructor doing the training for the complex endorsement said to do it; follow the manual checklist. That wouldn't be a checklist it would be a "how to fly a 172" set of instructions. Nope. The detail stuff is elsewhere. The checklist for my Tiger follows the same format. Hmmm, I looked in the manuals for the 152, 172N and 172R; same format. The only one that doesn't follow that format is the Cherokee Warrior from 1973. I don't have a manual for a Cub. -- Jim Pennino Remove .spam.sux to reply. |
#108
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wrote in :
Bertie the Bunyip wrote: wrote in news ![]() @mail.specsol.com: Bertie the Bunyip wrote: wrote in news:n3fgb5-fbb.ln1 @mail.specsol.com: Bertie the Bunyip wrote: wrote in : Bertie the Bunyip wrote: wrote in news:4k3gb5-8k8.ln1 @mail.specsol.com: Bertie the Bunyip wrote: wrote in news:tmaeb5-6dn.ln1 @mail.specsol.com: Why would you need a gear check for takeoff? Corporate pilot picks up the newly painted and upholsterd Aero Commander and didn't check the gear switch. About half way down the runway (where the bump was) the gear sucks up and the newly painted belly scapes for a while, but the thing gets airborne. Once around the pattern and back to the shop for new belly skin and more paint. That's why a gear check for takeoff. Nope, that;'s why a cockpit safety inspection. Semantics. No, seperate checklist. From the C172RG checklist in the POH: Section 1, item 2. Landing Gear Lever -- DOWN In the pre takeoff checks? In the POH I have (1981) it has a section called "checklist procedures". It then has: preflight inspection before starting engine starting engine before takeoff takeoff etc. "Landing Gear Lever -- DOWN" appears in both preflight inspection and before starting engine. But not in the before takeoff checks. It appears in every retactable during the cockpit safety inspection ( your preflight begins with this, though it is not partitioned) And often before engine start as a precaution. Never seen it in the before takeoff checks.. You'd probably already know it wasnt down at that point. Semantics. Nope. Different stages of operation distinct from each other. Nope. There is but one checklist. There are subsection for normal landing, short field landing, etc., but it is one checklist The 172RG has a single checklist you are supposed to perform before each flight. There is nothing called anything near "cockpit safety inspection" anywhere in it. YMMV with other POH's. No, not a POH at all. So, your preflight checklist includes the runup? Not even a cub does that. I have no idea what you are talking about. Apparently. I'm referring to the book with the big Cessna logo on the cover which says 172RG. And it includes runup. I'm sure it does. So you use one long checklist fot the preflight, startup and before takeoff checks? Yep. That's how the instructor doing the training for the complex endorsement said to do it; follow the manual checklist. That wouldn't be a checklist it would be a "how to fly a 172" set of instructions. Nope. The detail stuff is elsewhere. The checklist for my Tiger follows the same format. Hmmm, I looked in the manuals for the 152, 172N and 172R; same format. The only one that doesn't follow that format is the Cherokee Warrior from 1973. Then they're not checklists. They're do lists. Bertie |
#109
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On Sat, 22 Mar 2008 05:46:15 -0700 (PDT), Dan
wrote: On Mar 22, 8:41 am, Ron Natalie wrote: Negatory good buddy. Maybe not the mains, but a lot of planes can get the nose gear going up enough to hit the prop. The Bonanza mains certainly won't (close inboard), but the nose gear -- might. Note when setting still the mains tilt inward on a Bo. If you are even rolling slowly they certainly will retract. When they are rolling you aren't pulling straight sideways and they can move easily. Once past the over center lock the gear mechanism is holding them back as they will be trying to come up faster than the motor can move them. It gets a bit confusing trying to explain as the first thing the retraction mechanism does is "open" the inner doors before starting the actual retraction of the mains. Once that door passes a given point the gear will come up...OK, the gear will stay on the pavement and the plane will come down, but the retraction sequence will happen. many a Bonanza has found itself setting the exhaust stacks while still on the taxiway. I really never want to know. Roger Halstead (K8RI & ARRL life member) (N833R, S# CD-2 Worlds oldest Debonair) www.rogerhalstead.com |
#110
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On Sun, 23 Mar 2008 02:13:23 +0000 (UTC), Bertie the Bunyip
wrote: Roger wrote in : Some years back I watched a guy in a Mooney try a go-around after the gear failed to jack it up high enough for the prop to quit leaving chaw marks. He (or the guy in the right seat) realized the folly in that and then gave up. Starting at the numbers there was a line of chaw marks fairly far apart which suddenly got real close together. Then there was a couple hundred feet of clean runway followed by more wide spaced chaw marks and then skid marks. He slid over half a mile before leaving the runway. Sorry, I'm a bit confused. How did it happen? it just wasn;t down to begin with or did it begin to retract after touchdown? The guy "said" the gear failed when they set down but my take was he hit the gear down switch right after that terrible noise started up front, or too late to prevent it. In either case it appears to me the thing was trying to raise the plane before the gear was fully extended. The nose gear doors were still closed as well.. One we had the plane in the harness we were able to lower the gear with the exception of the starboard side which had the long push rod badly bent. That we had to drive a 2 X 6 into place to hold it down. He was about a half mile from me at the numbers and the Mooney sits very close to the ground so something could have failed as it set down on the gear which would have been difficult for me to see, but .... OTOH this was the first flight after the annual.:-)) I had a drag link fail on a Twin Beech landing once and we went off the side of the runway and bent the prop. they just bolted a new one on overnight and we were flying it the next day. Bertie Roger Halstead (K8RI & ARRL life member) (N833R, S# CD-2 Worlds oldest Debonair) www.rogerhalstead.com |
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