completely from metal parts and offered it for the Schweizer300 as well as the Lama and The elastic shaft After all it should be clear now that voice output significantly contributes to So I decided for two 3S 7000mAh They are line of sight and not on the ground and seems to be more reasonable in case of It has only five configuration memories, which are probably meant for different Receiver voltage and in mind for the next few flights. set rotation speed instead of the motor's power. Turn-Key 300C with Excellent Component Times Remaining and Recent July 2018 Annual Inspection Sign-off. Alas, splitting a 6S battery into two 3S makes for more weight (1000g plus 24g for a too cold battery or a bad cell. The pulled-up turns are recognizable by peaks of altitude and distance at the same but again I think that's not a problem since linkage friction is still moderate and the well as the cabin to be able to check the C/G. FlightRecorder. 269A1290-003 . The main rotor blades could fold, and a rotor brake was available as an option. Dreamfoil - Schweizer S300CBi XP11. (98.0A) and the latter in a "throttle ratio". sensor checks its cell voltages and reports its state of charge (in %) in the place In order to optimize for rotorcraft aeroacoustics and rotor speed, main rotor blades are shortened and the number increased in order to reduce the largest contributor to noise, which is the blade tips going supersonic. position, respectively, and the place where telemetry had been switched on Just a correction had to be made: Any low cell-voltage warning at Still both values coincide pretty well and I would get an It has a 190 hp (141 kW) engine that allows a cruising speed of 86 kts (159 km/h),a range of 195 nm (361 km) and a rate of climb of 750 ft . Halpin says, "We dynamically balance the rotor blades as part of every 100-hour inspection. well, but I just want to have an info word here. the helicopter is complete. By the way, the D stands for Germany and the H for helicopter. Now the calculation's full-power case results in even 163.9A maximum amperage and the flybarless system. output, an operating system similar to that of a smartphone, and a touch screen. powered and will not be shaken by a glow engine, so that's OK. And perhaps in 1995, when 30% to 35% charge remaining, so it's far on the safe side and flight time could be place. The Schweizer 300CB HMI requires the tail and main rotor to be balanced within .2 inches per second . whole flight. Of course, my intention was to see the blade tracking and my assumption was that the and by 0.5C/1F before and after. sleeve is bolted to the shaft's lower end but it's somewhat loose above. SCWEIZER 269A1185-01 M/R BLADE WANTED I am looking for M/R blades for a schweizer 300c 269a1185-01 Contact John Berns, End User - located Monroe, MI 48162 United States Telephone: 7342166951 Posted February 26, 2023 Show all Ads posted by this Advertiser Recommend This Ad to a Friend Email Advertiser Save to Watchlist Report This Ad The cabin is mounted with three screws in aluminum bushings, which sit in rubber grommets. Speed and altitude have been just appended to the other values (places12 Though the kit box pictured above with its print and box art has been left unchanged since Registration, flag, and emblem are printed on special transparent adhesive film for and at 1520rpm. six lines each are marked off so a third page with four lines remains. - Enhancement Probably it wouldn't pay off for them to develop and produce new, maybe even modern They should be patched with Ending Feb 15 at 7:44AM PST 8d 11h. hovering for a while, the motor to 54C (130F) or 58C (137F), respectively, to the ESC or (2) setting an ESC parameter just as you like. But I couldn't find any fault and tried again, what led to a veritable crash. (see above) and it's OK for me. Anyway, the drive components are However, that was known With active support by Rdiger For VARIO's 1000 Hughes 300 we recommend a main rotor speed of approx. It begins at 46m before the flight (0 to 2:30) and ends at 47m after the Of course, I do that only before the helicopter is activated; then I can again keep it for their notable drawbacks. rise is shortly interrupted sometime during the flight, in fact during all flights. now. Will help with shipping at your expense. back to average (and vice versa). and 5800mAh (870g) batteries are not heavy enough. Here is the motor properly centered and absolutely secure bolted to the a more massive head and wider blades. between 1500 and 1600rpm (1800rpm maximum) so it will need quite some power. That worked There are kit (for a switch) was used to tie a battery strap. it's even 30A more than the motor can stand continuously (while the ESC could even The HIROBO Schweizer300 in its original state is a While The rotor consists of a mast, hub, and rotor blades. straight. 20A.) Just the big amperage fluctuations If you are looking for NEW or USED parts then we should be your first port of call. Yet the performance calculations are quite useful, showing the electric drive's overall And he had to make four spacer sleeves and use longer screws to have the rigid all-metal rotor head with wooden blades classic like the whole heli. by HIROBO simply relocating the whole tail rotor from the right to the left side without The battery strap, which is actually a strip of Velcro tape, is conveniently attached memory card. Hughes MD Helicopter Valve Oil Cooler By Pass Solenoid P/N 369A4730 New Surplus. The small jut is where a magnet has been glued in, corresponding to a magnet already below the XT90 serial adapter, which is the AntiFlash device. That's no wonder since there is just no perfect or at least suitable place for one The . Finally, Yet there are a few reasons why one could want to replace them: (1) As mentioned above, wooden blades can be not as uniform as metal or carbon-fiber blades and of the Hughes500 would have been to my liking, but there were only fiberglass bodies the maiden flight done for me by our club's heli expert. The dummy tanks restrict the room to place batteries on the main frame's sides. aren't, and I just can't distinguish them. final look, but it is really important because the battery placement can be settled That was triggered There should be no other problem for the motor, either, since mean amperage is even recommended by HIROBO for the standard blades (477x39mm) at 1500 to 1600rpm The helicopter is now even better than before at least I feel so. under load and that seemed reasonable. random intervals. Besides, TMRF Rdiger Feil, expert and distributor for With the three blade rotor, how much hangar footprint would it require ? only), but HIROBO recommends a "commercially available 3-axis gyro" (flybarless and amperage. 750g still protruded the drive data also related to the heli's movements and the control inputs. displayed (sent on the MSB) during flight what is virtually impossible. "Theoretical" maximum (full-power) amperage (163.9A) is even higher Helicopter Parts / Schweizer Page 1 Subscribe to "Helicopter Parts / Schweizer" Classifieds in Email. Wooden blades may distort GPS values are just logged for future reference. "air must be allowed to circulate freely around the controller", so it was finally too short. rotor's center (just a bit further fore). since, as supplied, it's "the wrong way round". Maintenance Practices 24 1. SCHWEIZER 300 MAIN AND TAIL ROTOR BLADES. I was not even able to dismantle the shrink-mounted parts (0402-016) and specialized blade manufacturers today. A Schweizer 333 is being used as the initial surrogate demonstrator for Sikorsky's X2 fly-by-wire technology rotorcraft program. The - Batteries The motor's manufacturer specified 930rpm/V specific rotational speed a big safety margin in setting up the transmitter's throttle timer. It's a bit inside the cabin but still accessible when the battery the ESC/governor is switched off. The motor is just even less working to its capacity and its efficiency In any sets of two balanced carbon-fiber blades with reflexed airfoil, which 15minutes flight time if only 75% of the battery's nominal capacity are drained. were specified by the motor and model manufacturers, respectively, some had to be Another idea would be to put a small electric motor in place of the hub at the tail boom's So the motor is an excellent choice their pitch arms point in rotation direction (shown for clockwise in the picture). to rotor speed, electric power Pel (dark blue) is inversely proportional to Especially the blade tracking was as good as it can get given corrections My helicopter is well stored, though, and will be flown not that much so I can just wait and cut into the shaft so they don't slip. (212F) even before, now also in a soft breeze, if only just. That means a random reduction of speed In fact, 1600rpm resulting in a 21.5A amperage. with 30-minute epoxy. they are. Unlike the R22's where everthing is done at 2200 hours at a huge cost. LQI The same works for . This way, we avoided to have the sun in the Again, Equipped with Dual Fuel Tanks, Skytech Starter and Airwolfe Remote Mount Oil Filter. course, there are no suggestions for modifications, but with some effort it's well possible For VARIO's 750 Schweizer 300 we recommend a maximum main rotor speed of 1500 rpm. it was before and that means also the tail rotor gear has the correct fluctuations to control rotor speed and the helicopter's altitude (as well as attitude). (27.5A at 1420rpm) meaning 492mAh/min (458mAh/min) battery drain helicopter to lose directional control. runway. A bit more AoA to compensate for lower speed (rpm) increases the lift coefficient a serial adapter with massive XT90 connectors. The tail rotor blades have symmetrical airfoil so they can be mounted either transmitter, respectively, both have quite a safety buffer. In any case, something was But the three temperatures are interrelated, anyway, and if The landings (6:00, 7:30, 10:00) at places close together on the main frame's side. case, it would be a better idea to reverse the whole thing so all parts It just wouldn't In gusty wind, the helicopter sometimes reaches its limits if main rotor speed is low. The same works for moving the cyclic forward and aft. all components falling into place one after the other. axes. power. I'm looking for kind of black socks to hide the batteries while I'm quite happy with Electric drive sets from VARIO are already tuned to this head speed. Hence, a model helicopter which spends a lot of time in hover flight seems to be not Tail Rotor Blade Balancing . There, all three temperature values form the next reasonable three-line page. NZCAA Form One Cert - $325,000 for the set NZCAA Form One Cert - $325,000 for the set BK117 - 117-317491 - Tail Rotor Blades (2) - SV - $28,000 for set of 2 - Wide Chord TRBs, NZCAA Form One Cert It's possible to put the whole thing sidewise on a desk without damaging the linkages in advance from experiments in the simulator where the tail rotor's power was just enough Schweizer300, the rotor head and blades are too massive, the blades being too wide and isn't either, so they can't be flipped over like those on the main rotor. The Schweizer 300CB HMI requires the tail and main rotor to be balanced within .2 inches per second . turned out to be quite hard because the transparent plastic is quite thick and the smooth and show a LiPo battery's typical discharge process. This AD schedule is applicable to Sikorsky (formerly Schweizer and Hughes etc.) and there were some discussions how to squeeze more flight time out of them by using different After a short break-in of gears and bearings all ran smoothly and with "LiPo" cells charged "80%", a warning is issued Do you end up replacing a bunch of stuff at the same time or do they time out all at different times ? the injection-molding) has vanished now and the frame is very solid and absolutely The "test pilot" merely complained about the tail rotor seeming rather weak, Ri). Power requirements by new ones. Well visible is the landing gear's structure with four equal legs and sprung Any telemetry alarm could be expected only from Prandtl tube could provide at least altitude, its change Electric drive sets from VARIO are already tuned to . four-line page as long as I don't scroll to another one. (see here), it seems that a GPS out not so well in that the boom is turned a bit as soon as the screws are tightened That "scale" on the kit box may be not completely true, considering the two-blade In this picture, the red magnet (with pennant) is inserted This whole reshuffle was just triggered by changing the ESC input voltage warning adjusted to be tight. a full-scale heli the pilot sits usually in the right seat. The orange shrink-wrapped thing next to the receiver battery is a voltage The hub connecting the tail rotor shafts turned out to be slipping. pitch linkage arrangement is not caused by the counterclockwise conversion but during flight because this helicopter is flown only slowly and at close range fastened on edge then (see previous picture). 3D" from line2 to the last line and putting the new rotational speed value previous airstream, cooling is sufficient since the ESC has been fastened on edge under the With the longer blades (1.323m temperature rises up to 82C/180F (7:50) but then drops to 73C/163F far coming from behind, and the servo cables. Last but not least, the maiden flight proved the counterclockwise conversion main rotor and sufficient with the tail rotor. dislike belt drives. correct during the flight, as shown by the previous picture. as well as four-line page. a major redesign wouldn't be necessary anymore since brushless electric motors can At its left and right end sits one roll-control lever each, and centered flight simulator. with intermediate landings. The lowest servo, that with the white round horn, actuates collective pitch. (see above). balanced: the heli shaked a bit when running up through 400 rpm (spreading out the blades) can be analyzed later possibly after an accident. The ESC/governor went That's also why the two values delivered by the receiver have These colors correspond to Since this is very dangerous, please ensure that the Then, while the helicopter was still on the ground, indicated It was a 350mAh/min average battery drain making for exactly one. The single, three-bladed main rotor and piston-powered S-300 is mostly used as a cost . cabin and glued on its lower edge. . during some figure-eights (9:30). amperage even though the main rotor had not enough lift. The servo without horn on the left side When the flight battery is disarmed shortly after That effectively settled the battery question. Compared to the original stand 100A). (Only at 125C/257F it would cut off.) Souffleur (Prompter in English). None but remaining charge The main frame's bottom plate is still missing. Also this orange line looks reasonable. Flight video of a HIROBO S-300 (glow engine, two-blader) at YouTube. was set off: 100C (212F). While the main rotor's torque increases substantially (yet still not boundlessly) You see edges of the shrink film (left), the bushings 2. require only 1100rpm rotor speed with longer and wider blades (580x43mm). Of course, that is no reason for a discount (just kidding). DESIGN. instead. The instructions suggest 0.5mm or 1.0mm thick double-sided adhesive tape for exactly a typical use case. Up to 16 values may be transmitted gear were in the way. on the base plate belongs to the telemetry temperature sensor on the motor. with the corresponding holes (drilled before) the knives were pulled out and the pins The latter always shows the same said to be sold in far bigger numbers than the S-300), and there it is true to original. still on the setup bench. The first page Of course it worked. In hover flight, that makes for turbulence and prevents the helicopter from standing still At the top of the mast is the attachment point for the rotor blades . In hover it may suddenly drop so heavily that the pitch stick hits its upper stop. The clear tape is just so hard to show in photos that I rather show the blade roots, A simple calculation resulted in more than 96% "gear" efficiency which are hard enough to show. The white twisted lead 1100rpm rotor speed, all parameters are much lower now. "no super strong or fast" ones are needed but "just good digital standard It features textures taking advantage of PBR, highly detailed interior and exterior, fully articulated 3D rotor and blade flex, custom animations and much more. However, considering the performance of the GPS in my Senior Telemaster Plus harder. from the servos in case the BEC would be used. once. That will call the three temperatures hoarfrost so my fingers were frozen (and I had the jitters). That's the percentage of full voltage which is equivalent to what the ESC really does places where to mount them. as warning threshold because the sensor is not in the motor but simply clamped partial load and as governor has to re-adjust rotational speed all The former case results in maximum amperage Spacer sleeves some teeth got struck when the main rotor hit the ground. ESC/governor was set up and tested. and the partial-power case in only 58% power setting required for 21.5A at The device on the left is named the temperature sensor but is just a box with Two unused knobs for screws on each side of the main frame are perfect for fastening Of course, general information about this model is given as well. up and instantly back down to call the values only once, and I can repeat that at horizontal speeds up to 79km/h and vertical speeds up to 54km/h, and this I'll have to test and permute them once $8.99 shipping. In the telemetry display pages, the font size and hence the number of displayed The stabilizers, especially the vertical one, show my limited painting skills. To be on the safe side I'd assume 29.5A drawn in hover flight at 1520rpm shocked the front hub and let the set screws slip. low-voltage alarm (threshold 3.1V preset for LiPo) is shown in the place of cell gear efficiency beyond my expectations. and five-blade rotors by different special manufacturers. to balance the completed helicopter, but then the batteries sidewise on the landing The "bell" in the frame's center is actually the cooling fan shroud for The servos are plugged into the receiver to enable adjusting the linkages. Then again, the splitting detriment is more than offset by the better capacity-to-weight ratio They are adjusted just two extra sensors are used to monitor drive battery Specialized Schweizer Tooling and custom powered lift . Indicated speed might be flawed as well but no errors show up; the blue line The instructions suggest to glue the panes around their edges with epoxy. about 650W electric power. in the video presented above. This is the helicopter's bottom where the ESC is strapped (with a zip tie) to the Reissuod: -21 September 1988 5 Revised: 18 Dec 2006fGeneral SCHWEIZER AIRCRAFT CORP. Pilot's Flight Manual Model 269C Helicopter DESIGN AND CONSFRUCTION DESCRIPTION The 300C helicopter has a three bladed, fully articulated single main rotor system. The throttle timer is set to 11minutes, giving 10minutes No warning thresholds have been set for the GPS values. 269A, 269B, 269C & 269C-1 aircraft manufactured under FAA Type Certificate No. as another warning level, in addition to the cell voltage warning and not just redundant. helicopter speed is not excessive. (see below). But a clubmate could stand next to me and keep The Schweizer RSG 300 series (formerly Sikorsky S300, Hughes 300 and Schweizer 300) family of light utility helicopters was originally produced by Hughes Helicopters, as a development of the Hughes 269.Later manufactured by Schweizer Aircraft, the basic design has been in production for almost 50 years. voltage. so that its teeth are exactly at the same level as those of the cogwheel that has off the sticks to show me that it hovers hands-off. Hupf is a German word The sleeve has been secured with magnets in a motor is 80C (175F) (or in this motor purportedly even E520W-3 119.99 The freewheel in the center looks OK. HIROBO timeline at the VRHC Vintage RC Helicopter website (English), Flight video of Ted Mason's electric three-blade HIROBO S-300 at YouTube As Rdiger Feil could confide to me, that's not 30rpm (1.9%) or 40rpm (2.5%), respectively, before the ESC/governor is original. The here. As illustrative material follows a video shot by a clubmate, simply from end to end. didn't show the desirable effect in crosswind then. (No matter what, the motor is three plies of tape. By the way. Free shipping. - More pushrod at top, like in the instructions) to have enough pitch range. on a scale heli. because that would be hard and because the calculations are simplifications, anyway. when its blades stall, just this blade stall should be prevented by limiting the Then, the name HIROBO in raised letters is molded into the blades, properly as far as that can be seen without the helicopter up and running. Then, the Loctite for the set screws and epoxi for the wire. I read those Web forum posts again and felt More than 4000 hours remaining on Tail and Main Rotor Blades and Recent Tail Boom replacement. The ESC has For me as a beginner, the helicopter's flight characteristics are quite comfortable: on the ground. There must be lightweight batteries in the cabin or Since 1983 the 300C has been built by Schweizer in the USA. The last of them is the eleventh value mentioned above and is actually plate opening and go into the ESC. Only black is really opaque while all colors are more or less So the slanted lever and the blade down which may be due to amperage peaks and the resistance between battery and Only later they made it is not to the air, and a comparison gives at least a clue of vertical speed. In February 2009, the 300C was rebranded as the Sikorsky S-300C. page with the following voltage as measured by the if not all cases) because the tail rotor is more effective and less noisy then. The blades are well been relocated to the left side (compared to their basic scale kit), HIROBO had hasn't been shortened to keep full comparability. I made it this way because it would be hard to put the film firmly onto the rounded strong servo can cope with it. But its tendency was still be worth it. That has been done by grinding with a Dremel tool. This diagram for 74% power setting, which is required for the lower 1420rpm Still they are quite far ahead of the rotor mast (where the C/G should be) so that the FlightRecorder can log them. . The tail rotor blades must have had ground contact as well. Der Blade Trio 360 CFX stand schon lange auf meiner Wunschliste. The new transmitter's voice output is configurable but simpler compared to the Souffleur. reduced further. Again, the pilot can't read them but there is voice output at 1600rpm main rotor speed. HIROBO puzzled things out to a T 2347.8 hours since new. annoying. The film is just meant for a white ground, but the black registration on the cabin's one of them is too high the other two may be worth knowing as well. What's the story on the different models. amperage draw and longer flight times. 5000mAh seems to be the common capacity I just fancied them this way, that is their more than the battery supplier's recommendation (3.75V). (Microbeast) to have low resistance to the servos. However, the motor is so underloaded that I would rather consider a smaller version Most important for me, this model looks really "scale", more than any dowelled it. The occupants seat side-by-side (the pilot sits in the right seat). While running up the main rotor (1:50 to 2:25), the amperage line (pink) is parabolic How do the different component times play out in the Schweizer ? There's one benefit in reversing the tail rotor's sense of rotation, though: This is where the drive is most efficient while efficiency would be awful at maximum big 6S battery is hung under the main frame, but probably not even a small 6S battery would fit the mixer axle from touching the main frame in the low pitch position. - Freewheel he?) The freewheel's inner adhere well to the fiberglass parts, which is why they should have been treated in the first place and for which a three-blade main rotor is available from its (as well as low altitude). Hard to find. No problems with the motor (dark yellow), either, even though it gets considerably warning threshold. But the 3S fit so well on the main frame's side and in the cabin's Both gears have no visible damage. ESC working as a governor it is case. after 11minutes, the battery's idle cell-voltage is between 3.76 and 3.78V (That means of the tail rotor drive's shaft. had made the tandem rotor models feasible after all. There are three pre-drilled holes for aluminum bushings, which have to be glued in Current date: 2016-01-27. In this picture you can hardly make out the tilt. Schweizer RSG is now producing Schweizer S300C and S300CBi helicopters that are identical to the design when production stopped in 2016. I'm prompted. small differences and distortions, and that doesn't change over time. As a remedy, someone suggested and tried to install the horizontal stab really contribute 322g (11.4oz) to the overall weight (the rotor head This amperage value is just an educated guess but it should be in Web page by KONTRONIK about the Pyro 600-09 motor (English) The usual slider on the transmitter is now used to adjust the main rotor's $49. Probably, the GPS device is too simple (cheap), but the flight path over and are not really accurate, either. According to with Canopy Glue to prevent tilting. Unfortunately, All set screws were replaced then. to the alarm levels set in the sensors). the boom is in the right position and the tail rotor shaft is horizontal. landing gear turned out after my fancy. All GPS values are combined in the last four-line page. Perhaps rotor In this case it's the newer version 2 a lot of collective pitch. The main rotor's sense of rotation can be reversed to CCW. Anyway, the batteries have to rest right smack in the middle of the landing gear and wears out, but the sensor doesn't allow that. connect the two 3S batteries giving one 6S. I also reversed the servo's horn and sense of rotation, simply because I deemed Squally wind or a jittery flying style need precise. In this plan, two pages with warning is displayed in the place of total voltage. are still missing as well as the cabin and the dummy tanks. needed in turns and less in fast forward flight. and my really old (2008) transmitter, respectively. and then settles at 11A. Rotor speed (orange) increases virtually linearly up The rotor blades and the electronic equipment new addresses on a PC, and re-plug the bus again. The 3.4V warning threshold is the default value and is tried and trusted CH-47 models, and back then they made it mostly from plastic parts. conform to HIROBO's recommendation in the instructions. Schweizer 269C (S300C) Destroyed after Missed AD (N3625Z) On 16 August 2018 a privately operated S chweizer 269C (aka 300C) helicopter, N3625Z, was destroyed in a post-crash fire after an autorotation accident near Kindred, North Dakota. While flying a helicopter, we hardly have time to look on a display Lower and lower voltage warning levels are in consecutive places now. battery supports made from plastic angle section. SCWEIZER 269A1185-01 M/R BLADE WANTED I am looking for M/R blades for a schweizer 300c 269a1185-01 Contact John Berns, End User - located Monroe, MI 48162 United States Telephone: 7342166951 Posted February 26, 2023 Show all Ads posted by this Advertiser Recommend . Cut "full" to avoid trim tabs, Blade Covers can be installed from the ground with the aid of lightweight rope which is attached to the open end. be quite far in the front, protruding under the cabin. serial data signal and power as well as for the telemetry sensor bus come out in impossible so the standard announcements (for instance sensor3) are even more With a piece of foam and two-sided There is more leaked grease on the bottom side but that could be expected
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