---------------------------------------------------------- TeamGrumman-List Digest Archive --- Total Messages Posted Wed 01/26/05: 9 ---------------------------------------------------------- Today's Message Index: ---------------------- 1. 05:36 AM - Re: Tiger exhaust (flyv35b) 2. 07:19 PM - Brushblocks and such (Bruce Smith) 3. 08:41 PM - Re: Brushblocks and such (TeamGrumman@AOL.COM) 4. 08:43 PM - Cowling Pics (TeamGrumman@AOL.COM) 5. 08:54 PM - Re: Cowling Pics (RICK POLLACK) 6. 10:09 PM - Re: Cowling Pics (James Courtney) 7. 10:30 PM - Re: Brushblocks and such (923te) 8. 10:57 PM - Re: Brushblocks and such (923te) 9. 11:27 PM - Re: Two Questions (923te) ________________________________ Message 1 _____________________________________ Time: 05:36:08 AM PST US From: "flyv35b" Subject: Re: TeamGrumman-List: Tiger exhaust --> TeamGrumman-List message posted by: "flyv35b" I don't think there has been any change to the exhaust system since the beginning. Cliff A&P/IA ----- Original Message ----- From: Subject: Re: TeamGrumman-List: Tiger exhaust > --> TeamGrumman-List message posted by: TeamGrumman@aol.com > > > In a message dated 1/25/05 6:17:47 AM, Douglas.Weir@us.calyon.com writes: > > >> Gary: >> Do you know if I can replace the exhaust system on my '79 with a complete >> system from a 2003 Tiger?=A0 I have to believe they are identical, but >> I'd >> like to know for sure before I I buy the used system. >> Thanks, >> Doug >> > > Off the top of my head, I'd say, yes. I doubt any money was spent to > change > anything for the AG5B. Call Garner at Fletcher and ask him. All my > stuff > is packed so I don't have part numbers at my finger tips. > > I'll be glad when the move is over. > Gary > > > ________________________________ Message 2 _____________________________________ Time: 07:19:46 PM PST US From: Bruce Smith Subject: TeamGrumman-List: Brushblocks and such 0.00 FROM_HAS_MIXED_NUMS From: contains numbers mixed in with letters 1.78 FROM_HAS_MIXED_NUMS3 From: contains numbers mixed in with letters --> TeamGrumman-List message posted by: Bruce Smith Gary, The MT propeller that you installed on the Tiger uses a brush-block to communicate pitch changes to the electric motor, correct? Where then does the brush-block mount? To the cowl? To the engine case? Thanks. Bruce Smith ________________________________ Message 3 _____________________________________ Time: 08:41:12 PM PST US From: TeamGrumman@AOL.COM Subject: Re: TeamGrumman-List: Brushblocks and such --> TeamGrumman-List message posted by: TeamGrumman@aol.com In a message dated 1/26/05 7:21:36 PM, res02p3h@verizon.net writes: > The MT propeller that=A0 you installed on the Tiger uses a brush-block to > communicate pitch changes to the electric motor, correct? Where then > does the brush-block mount? To the cowl? To the engine case? > engine case, just above #2 cyl. ________________________________ Message 4 _____________________________________ Time: 08:43:19 PM PST US From: TeamGrumman@AOL.COM Subject: TeamGrumman-List: Cowling Pics --> TeamGrumman-List message posted by: TeamGrumman@aol.com email me if yo uwant to see the first trial fitting after the paint job. ________________________________ Message 5 _____________________________________ Time: 08:54:04 PM PST US From: "RICK POLLACK" Subject: Re: TeamGrumman-List: Cowling Pics --> TeamGrumman-List message posted by: "RICK POLLACK" Hey Gary, I would like a look at hte cowl installed. Rick ----- Original Message ----- From: TeamGrumman@AOL.COM To: teamgrumman-list@matronics.com Sent: Wednesday, January 26, 2005 8:41 PM Subject: TeamGrumman-List: Cowling Pics --> TeamGrumman-List message posted by: TeamGrumman@aol.com email me if yo uwant to see the first trial fitting after the paint job. ________________________________ Message 6 _____________________________________ Time: 10:09:32 PM PST US From: "James Courtney" Subject: RE: TeamGrumman-List: Cowling Pics --> TeamGrumman-List message posted by: "James Courtney" Ditto. Jamey -----Original Message----- From: owner-teamgrumman-list-server@matronics.com [mailto:owner-teamgrumman-list-server@matronics.com] On Behalf Of RICK POLLACK Subject: Re: TeamGrumman-List: Cowling Pics --> TeamGrumman-List message posted by: "RICK POLLACK" --> Hey Gary, I would like a look at hte cowl installed. Rick ----- Original Message ----- From: TeamGrumman@AOL.COM To: teamgrumman-list@matronics.com Sent: Wednesday, January 26, 2005 8:41 PM Subject: TeamGrumman-List: Cowling Pics --> TeamGrumman-List message posted by: TeamGrumman@aol.com email me if yo uwant to see the first trial fitting after the paint job. advertising on the Matronics Forums. ________________________________ Message 7 _____________________________________ Time: 10:30:12 PM PST US From: "923te" <923te@cox.net> Subject: Re: TeamGrumman-List: Brushblocks and such --> TeamGrumman-List message posted by: "923te" <923te@cox.net> It's on the starter ring gear. ----- Original Message ----- From: "Bruce Smith" Subject: TeamGrumman-List: Brushblocks and such > --> TeamGrumman-List message posted by: Bruce Smith > > Gary, > > The MT propeller that you installed on the Tiger uses a brush-block to > communicate pitch changes to the electric motor, correct? Where then > does the brush-block mount? To the cowl? To the engine case? > > Thanks. > > Bruce Smith > > ________________________________ Message 8 _____________________________________ Time: 10:57:33 PM PST US From: "923te" <923te@cox.net> Subject: Re: TeamGrumman-List: Brushblocks and such --> TeamGrumman-List message posted by: "923te" <923te@cox.net> I mis-spoke abit, Actually the brush block mounts on the top of the crankcase and the contact rings are mounted on the aft of the starter ring gear. I have a couple of installation pics if your reallly curious let me know and I'll email them to you. Ned ----- Original Message ----- From: "923te" <923te@cox.net> Subject: Re: TeamGrumman-List: Brushblocks and such > --> TeamGrumman-List message posted by: "923te" <923te@cox.net> > > It's on the starter ring gear. > > ----- Original Message ----- > From: "Bruce Smith" > To: > Subject: TeamGrumman-List: Brushblocks and such > > > > --> TeamGrumman-List message posted by: Bruce Smith > > > > Gary, > > > > The MT propeller that you installed on the Tiger uses a brush-block to > > communicate pitch changes to the electric motor, correct? Where then > > does the brush-block mount? To the cowl? To the engine case? > > > > Thanks. > > > > Bruce Smith > > > > > > ________________________________ Message 9 _____________________________________ Time: 11:27:06 PM PST US From: "923te" <923te@cox.net> Subject: Re: TeamGrumman-List: Two Questions --> TeamGrumman-List message posted by: "923te" <923te@cox.net> Here is another hotrod Yankee: http://members.cox.net/n481hy/ Best initial climb speed is about 110 knots and gives about 1300 fpm, solo with full mains only, and about 1000 fpm at max gross 150 KTAS Cruise (11500', 2700 RPM, <9 GPH), >160 KTAS Top Speed Bill does yours go this fast? ----- Original Message ----- From: "WILLIAM KELLY" Subject: Re: TeamGrumman-List: Two Questions > --> TeamGrumman-List message posted by: "WILLIAM KELLY" > > > >> There is an AA1C here at Fox with an O320. > >> It's not that fast. > > I think the AA1C referred to is mine. The stock aerodynamics of the > airplane limit the additional speed an O-320 can provide. Remember, at the > high end of the speed range, the primary type of drag holding the airplane > back is parasite drag (skin friction and pressure drag), as opposed to > induced drag which decreases the faster you go. Opposing parasite drag is > the component of power called parasite power. Since parasite power varies > as the cube of velocity, it works out that I need every bit of the 35 > additional horsepower my O-320 provides to have a top speed just 10 knots > faster. To travel 20 knots faster, I would need about 185 hp, unless I > somehow lessened the parasite drag of the airplane. > > AA1X owners recognize that much improved climb rate is the real benefit of > the O-320, since an airplane's climb rate is related purely to the amount of > excess power you have at any given weight. By installing the O-320 you have > essentially doubled the excess power over the O-235, and therefore doubled > your climb rate. This can be proven by working backwards through the rate > of climb equation where: > > ROC = 33,000[(Pa-Pr)/W] > > So, if a stock AA1X with a 115 hp O-235 climbs at 660 fpm at 1600 lbs, then > the "Pr" ends up being 83hp at normal climb speed. If we then plug this Pr > value back into the equation, but use 150hp for the Pa value, the new ROC > with an O-320 is now over 1300 fpm. Because of this added climb capability, > I routinely cruise at 10,000 to 13,000 feet to take advantage of tailwinds > and reduced fuel consumption, plus having more clearance between me and the > mountains. > > Bill Kelly > AA1C 39065 > Lancaster, CA >