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Terry Bowden still in busness ? or has the rain closed him down ?

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  • #16
    Re: Terry Bowden still in busness ? or has the rain closed him down ?

    Originally posted by Garry Crookham View Post
    Bernard

    As John (N96337) indicated in his post, as an IA I want to compliment you for doing the proper research before starting your project. One comment on CAR 04: according to the TCDS for type certificate A-696 the certification basis for the BC12-D is CAR 04 as amended to May 1, 1938. Unfortunately you wont find CAR 04 as amended to May 1, 1938 (CAR 04 is available on the FAA.gov website). There is a CAR 04 as amended to May 31, 1938. I suspect it is clerical error but can't get the FAA to give me an answer.

    Garry
    Would the previous CAR 04 from November 1, 1937 then apply?

    Gary
    N36007 1941 BF12-65 STC'd as BC12D-4-85

    Comment


    • #17
      Re: Terry Bowden still in busness ? or has the rain closed him down ?

      The O-200 would be easy to get but what STC are you using ? I have tried to reach Terry by calling CAP, e-mail ect. I am hoping he pops up here so I can get the STC. from him , but if there is another for the O-200 I am willing to go that route . I do have both wing tanks and am interested in your prop My E-mail address is : [email protected]. The prop I have now is a 1B90 CM 7178 My static RPM was 2045 with this prop. The prop shop said I my well have problems with the engine as it should be turning up more than 2045. I went up to Evertt wash. and brought down my test equipment and will going over the engine. Re-marking the tack ( red line at 2300 not something else ) and try to find Bob Speicher.

      When I retired I went back to school and got my A&P so that helps some. I am still learning to use " T Data "

      I tried finding CAR 4a on the FAA.GOV web site with out luck I'll try CAR 04.

      I like the idea of the pull breaks and the stock pedals but though it might be easier ( approval wise ) with the J3 break pedals, This is why I think I need to talk to a DER.
      Last edited by Bernard; 07-03-2015, 13:05.

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      • #18
        Re: Terry Bowden still in busness ? or has the rain closed him down ?

        Originally posted by Bernard View Post
        I tried finding CAR 4a on the FAA.GOV web site with out luck I'll try CAR 04.
        CAR 04a and CAR 04 are actually separate CARs. TC A-696 certification was done under CAR 04. On the FAA.GOV home page place your cursor over Regulations and Policies. That will bring up a sub menu. Click on FAA Regulations. On the page that comes up click on Historical Civil Air Regulations. Click on PART 04.

        As for your prop the TCDS for a BC12-D says static rpm at full throttle not over 2250, not under 2070. It's a good possibility that your tach might be reading wrong. I would check the tach accuracy before doing anything else.

        OOPS..just noticed you have a McCauley 1B90 prop. If you look at approved props in the TCDS you will see the 1A90 prop is authorized and static rpm at full throttle is between 1960 and 2210 rpm. The 1B90 prop will need approval but it's pretty easy since the prop TCDS for the 1B90 says : NOTE 6. Interchangeable blades. Models 1A90 series and 1B90-CM, or 1C90-ALM
        and 1C90-CLM are sufficiently similar aerodynamically and
        vibrationwise to permit interchangeability in the same diameter and
        static r.p.m. without a flight test.

        I've had several approved and the FAA has accepted the note 6 as approved data.

        Garry
        Last edited by Garry Crookham; 07-03-2015, 13:56.

        Comment


        • #19
          Re: Terry Bowden still in busness ? or has the rain closed him down ?

          The stock brakes will work fine, if they are maintained and adjusted properly. To install the 0-200 you use the STC for the 85 and place a limit in the on the RPM to reduce HP.

          I called him last week or the week before and left a message on his phone. He called back a little while later.

          Comment


          • #20
            Re: Terry Bowden still in busness ? or has the rain closed him down ?

            Originally posted by Bernard View Post
            The O-200 would be easy to get but what STC are you using ? I have tried to reach Terry by calling CAP, e-mail ect. I am hoping he pops up here so I can get the STC. from him , but if there is another for the O-200 I am willing to go that route . I do have both wing tanks and am interested in your prop My E-mail address is : [email protected]. The prop I have now is a 1B90 CM 7178 My static RPM was 2045 with this prop. The prop shop said I my well have problems with the engine as it should be turning up more than 2045. I went up to Evertt wash. and brought down my test equipment and will going over the engine. Re-marking the tack ( red line at 2300 not something else ) and try to find Bob Speicher.

            When I retired I went back to school and got my A&P so that helps some. I am still learning to use " T Data "

            I tried finding CAR 4a on the FAA.GOV web site with out luck I'll try CAR 04.

            I like the idea of the pull breaks and the stock pedals but though it might be easier ( approval wise ) with the J3 break pedals, This is why I think I need to talk to a DER.
            CAR 04: http://rgl.faa.gov/Regulatory_and_Gu...e?OpenFrameSet

            I have a Field Approval for installed Grove wheels and brakes with P/N 681-1 pull master cylinders. Bolts to existing pedals and fuselage, with hydraulic flex hoses to brakes and a remote fluid reservoir. YRMV when it comes to installation.

            I also have an approved "prior to installation" Field Approval for installing a Cessna 150 hydraulic brake system...Cleveland wheels and brakes plus C-150 rudder pedals installed on top of existing Taylorcraft pedals, plus C-150 master cylinders attached to fuselage tubing.

            Gary
            N36007 1941 BF12-65 STC'd as BC12D-4-85

            Comment


            • #21
              Re: Terry Bowden still in busness ? or has the rain closed him down ?

              hey Gary I would like more info on doing to 150 parts thanks

              Comment


              • #22
                Re: Terry Bowden still in busness ? or has the rain closed him down ?

                The props interchange with a log book entry only per McCauley They are the exact same prop except for tip shape and if you go to their website and do some digging you will find the letter that authorizes it. Tim



                Original equipment on most Cessna aircraft and popular with owners of many other designs. McCauley has earned an enviable reputation for producing high-performance propellers. Most popular numbers are available from local stock. The Met-L-Prop number designates the model, diameter and pitch. Example: CM7150 is a model CM propeller with a 71 inch diameter and 50 inch pitch. When ordering a new prop which requires a doweled spacer, both spacer and bolt kit are included. Spacers and bolt kits may also be ordered separately. When ordering, specify whether engine has a tapered or flanged crankshaft. Tapered crankshaft requires Kit No.B-4622-6. Flanged crankshaft requires Kit No.B-4622-9. Elliptical tip models 1A90/CF and square tip models 1B90/CM having the same diameter and pitch are directly interchangeable except for CF7538 on Cessna 150G, H, J and K model seaplanes. props with the same letter prefix. Call for current pricing.

                Spruce gets their info from McCauley, I read the letter before but I am not going to take the time to hunt for it now.

                Originally posted by Garry Crookham View Post
                CAR 04a and CAR 04 are actually separate CARs. TC A-696 certification was done under CAR 04. On the FAA.GOV home page place your cursor over Regulations and Policies. That will bring up a sub menu. Click on FAA Regulations. On the page that comes up click on Historical Civil Air Regulations. Click on PART 04.

                As for your prop the TCDS for a BC12-D says static rpm at full throttle not over 2250, not under 2070. It's a good possibility that your tach might be reading wrong. I would check the tach accuracy before doing anything else.

                OOPS..just noticed you have a McCauley 1B90 prop. If you look at approved props in the TCDS you will see the 1A90 prop is authorized and static rpm at full throttle is between 1960 and 2210 rpm. The 1B90 prop will need approval but it's pretty easy since the prop TCDS for the 1B90 says : NOTE 6. Interchangeable blades. Models 1A90 series and 1B90-CM, or 1C90-ALM
                and 1C90-CLM are sufficiently similar aerodynamically and
                vibrationwise to permit interchangeability in the same diameter and
                static r.p.m. without a flight test.

                I've had several approved and the FAA has accepted the note 6 as approved data.

                Garry
                N29787
                '41 BC12-65

                Comment


                • #23
                  Re: Terry Bowden still in busness ? or has the rain closed him down ?

                  Found it, TCDS note 6
                  http://rgl.faa.gov/Regulatory_and_Guidance_Library/rgMakeModel.nsf/0/b551b448acff577b8625726d0061ebdf/$FILE/P-842.pdf
                  N29787
                  '41 BC12-65

                  Comment


                  • #24
                    Re: Terry Bowden still in busness ? or has the rain closed him down ?

                    The airplane has a lot of problems, but I can say that I have NOT flown it as pilot in command . I checked the static RPM with a optical tac and it's too low per the TCDS, the prop is 1 inch too short, but would work with a C-85, the tac is marked for a C-85. the Oil Pressure is not marked, there is a radio and transponder but no entry in the aircraft records and the list goes on. I am trying to get the plane to meet the TCDS and the records in order as best as I can. They ( the logs ) are a good example of what not to do. Then get good breaks on it and a good climb prop so it flyable until I can get all my ducks in a row and up grade the engine.

                    I would like to thank everyone for there in put and I too would like to know more about the 150 rudder pedals. I still have the wheels and breaks I took off my 152.

                    Comment


                    • #25
                      Re: Terry Bowden still in busness ? or has the rain closed him down ?

                      I tried finding CAR 4a on the FAA.GOV web site with out luck I'll try CAR 04.


                      CAR4 will be on the FAA website under the Historical link. I have it at work but wouldn't be able to post it til Monday.


                      Found it, try this:




                      You'll need to determine which version applied at AW time.
                      Last edited by dalijohn; 07-03-2015, 16:23.
                      David Johnson
                      Wichita, Kansas
                      TF#958
                      BC12-D

                      Comment


                      • #26
                        Re: Terry Bowden still in busness ? or has the rain closed him down ?

                        Originally posted by tim View Post
                        hey Gary I would like more info on doing to 150 parts thanks
                        I'll e-mail you a PDF copy Saturday of my uninstalled but Field Approved 337 for the C-150/Cleveland parts and installed Grove setup.

                        Gary

                        *Done 7/4*
                        Last edited by PA1195; 07-04-2015, 12:55. Reason: Sent info
                        N36007 1941 BF12-65 STC'd as BC12D-4-85

                        Comment


                        • #27
                          Re: Terry Bowden still in busness ? or has the rain closed him down ?

                          I doubt the oil pressure was marked when the airplane was new. Things were different back then.

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                          • #28
                            Re: Terry Bowden still in busness ? or has the rain closed him down ?

                            I'm curious about the statement to install an O-200 on a C85 STC and limit the rpm. The 0-200 is not the same engine so not sure how that would work? Or are you talking about the upgraded C-85 that Don's Dream Machines does? if so, that's not an O-200 either.

                            Comment


                            • #29
                              Re: Terry Bowden still in busness ? or has the rain closed him down ?

                              It is my understanding that the STC is limited to 85hp, and increasing the horsepower would require a bunch of costly analysis to get it approved. Being a vintage DER he can approve installation of the 0-200 and limit the horsepower to 85hp by limiting RPM.

                              Comment


                              • #30
                                Re: Terry Bowden still in busness ? or has the rain closed him down ?

                                The faa used to allow that but they are not so keen on it anymore because the realized that people said one thing and then ran at full power on takeoff....which defeated the purpose of limiting the rpm.
                                N29787
                                '41 BC12-65

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