Navaid Devices AP-1 Скачать руководство пользователя | Manualshive

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Содержание AP-1

Страница 1: ...AP 1 AUTOPILOT W GPS COUPLER AND S 2 SERVO NAVAID DEVICES INC 641 North Market Street Chattanooga TN 37405 Phone 423 267 3311 FAX 423 756 6154...

Страница 2: ......

Страница 3: ...ther or not they have a working autopilot Should you ever change airplanes you may want to use the autopilot in the new aircraft This can be done but you may need to change it from 14 to 28 volt opera...

Страница 4: ...ero turn rate 3 RATE OF TURN INDICATOR Electronically lighted bars indicate the rate of turn The center reference bar stays lit Additional bars lit to either side of reference bar indicate turn rate V...

Страница 5: ...p to your tracking signal you can relax a bit Just monitor the flight and stay ahead of the airplane 4 TURN COORDINATOR MODE When you wish to fly without the automatic pilot throw the mode switch to t...

Страница 6: ...give a neutral at 90 degrees or 180 degrees from that as supplied by Navaid The servo crank arm is secured to a flange by four machine screws that can be removed for indexing the crank arm 90 degrees...

Страница 7: ...easy to find a suitable site for locating an S 2 crank arm servo The length of the pushrod and to some extent the angle it makes with the driven element are user selectable The rod end bearing allows...

Страница 8: ...ows The servo pushes or pulls on a saddle bracket mounted on an aileron control pushrod the attach point being offset maybe an inch from the centerline of the control pushrod If the two pushrods are n...

Страница 9: ...7 WIRING DIAGRAM FOR HAND HELD GPS AND AP 1 WITH GPS COUPLER WIRING DIAGRAM Fig 3...

Страница 10: ...voltage between pins 10 and 11 on the rear connector of the AP 1 to zero or as close to zero as you can get it the voltage may wander a few millivolts Make sure that your voltmeter digital preferred i...

Страница 11: ...ull speed one way to full speed the other way Find the other point which is not really a point but a very narrow range within which the motor can be made to a stop or run relatively slowly in opposite...

Страница 12: ...e jinked to a new neutral Choose the longest possible crank arm radius that accommodates a pushrod range of movement equal to or exceeding that required for full aileron travel Be sure that the rod en...

Страница 13: ...ol nut a little and recycle the power switch to re engage the servo CONNECTIONS TO NAV RECEIVERS Fig 3 shows the autopilot interconnection wiring diagram As stated earlier the power and ground conduct...

Страница 14: ...nted units have digital autopilot outputs that are not compatible with the analog varying dc voltage signal required by the Navaid autopilot If you have not yet bought your navigation equipment please...

Страница 15: ...slowly rotate the TURN CONTROL from stop to stop at a constant speed You will hear the servo pause as the knob passes through the dead zone If you do the same thing while you are flying the wings will...

Страница 16: ...own then increase it to the point where the stick becomes jittery again With your airplane operating at its usual cruise speed set the gain as high as possible without oscillation or jittery stick mov...

Страница 17: ...out when you switch to Track which will introduce a tracking error if the TURN control input is anything other than zero before switching Therefore always make sure that the TURN CONTROL is in the dea...

Страница 18: ...that usually occurs at low altitude over hilly terrain If the cruising altitude is 4 000 or more feet AGL the autopilot should track the VOR without much S tuming or scalloping back and forth across...

Страница 19: ...tions But he should at least understand that there is such a thing as too much autopilot control and that a fast response to a hard over failure can be dangerous If you prefer a fast response then you...

Страница 20: ...gain using half the previous correction Three or four successive approximations for RIGHT CAL ought to get the time fairly close to the desired 2 minutes for a right turn Repeat the procedure on stand...

Страница 21: ...ng itself indefinitely The pair of interconnected sticks acts like a pendulum or flywheel that wants to keep the system moving The trick is to leave the dead zone as narrow as possible and still get t...

Страница 22: ...itched into TRACK MODE Make sure you followed the correct trim procedure then let the airplane drifts out as much as 5 miles If the airplane turns to run a course parallel to that called for by the GP...

Страница 23: ...ul if the relatively high pressure air on the bottom surface of the ailerons is sufficient to blow the ailerons up and thereby take the slack out of the system If you are still building please take al...

Страница 24: ...on heavy ailerons or a heavy spring in the trim system check with us We will probably ask that the autopilot be returned for checkout If we find that the autopilot is functioning there probably is mor...

Страница 25: ...on See Fig 4 on page 9 Swap the motor wires at the motor Swap end connections at the servo FEEDBACK pot these wires are white with red tracer and white with black tracer INSTALLING THE BRIDLE CABLE Ad...

Страница 26: ...r is on the end of the output shaft See Fig 4 for help in locating the FEEDBACK pot SETTING THE OVERRIDE FORCE The servo Torque Control nut the locknut inside the servo on the output shaft sets the ov...

Страница 27: ...A 3...

Страница 28: ...meter reading 2 The cover must be on the AP 1 because the gyro is sensitive to light Set your voltmeter to its most sensitive DC scale Put the AP l s MODE SWITCH in the center position Put either volt...

Страница 29: ...itch to the left or right for second The LED will rapidly flash alternately green and yellow and then go off There should be 0 1 millivolts difference between pins 3 and 6 on the AP 1 connector If you...

Страница 30: ...he green LED is on and steady then switch the AP 1 to tracking mode Relax Heading Mode Make sure that your GPS receiver is receiving and decoding course information and that the NMEA output is enabled...

Страница 31: ...he switch to the Heading position to increase course width by a factor of two Push the switch to the Course position to decrease course width by a factor of two After each push the course green or hea...

Страница 32: ...gine is started Attach the positive B power lead from the AP 1 to your avionics master a separate switch and fuse or a breaker switch 2 In some servo installations the sheet metal screws that normally...

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