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Last Updated
03/31/2019
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Detailed entries for one subject from the INDEX TO HOW TO DO IT INFORMATION. |
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AIRCRAFT INSTRUMENT sa AIRCRAFT INSTRUMENT PANEL sa AIRCRAFT PITOT-STATIC SYSTEM sa AIRCRAFT VACUUM SYSTEM sa ALTIMETER sa COMPASS xx AIRCRAFT Reasons for including a voltmeter in your aircraft panel. Troubleshooting poor connections to a CHT thermocouple. Adapting the Radio Shack digital indoor/outdoor thermometer to read outdoor air temperature and carburetor temperature. Make an expanded-scale voltmeter (8 to 16 volts DC) to monitor an aircraft electrical system. Maintaining magnetic compass and directional gyros in aircraft. Tips on the roles of the pilot and the avionics shop in locating the source of difficulty. Testing EGTs and CHTs. A primer on these important aircraft engine gauges. Low-cost protection. Electronic gadgets provide state-of-the-art peace of mind for your aircraft. (1) Fail-safe engine fire detector. (2) Overvoltage protection circuit. (3) Fool-proof IFR timer. How to construct a test box and apparatus to check the accuracy of altitude encoders via the KARMIC connector. Angle of attack gauges. How they operate and a simple design for an ultralight aircraft. Cockpit idiot lights (annunciator lights). Part 1. Low voltage and high voltage lights. Cockpit idiot lights (annunciator lights). Part 2. Pressure and temperature sensor circuits. Cockpit idiot lights (annunciator lights). Part 3. Circuit to monitor multiple warning lamps and summarize the status using a single green, yellow, or red LED. Build a low-cost voice annunciator circuit which monitors existing annunciator lights (idiot lights) and issues an audio message whenever they turn on. Simple test to determine the leanest (hottest) cylinder when installing a single-probe CHT (cylinder-head temperature) gauge. The engine clinic. How a GEM (Graphic Engine Monitor) would indicate a broken valve is described and illustrated. The engine clinic. How probe durability and response time affect EGT, CHT, and GEM readouts. Tip on locating the "hottest" cylinder when using a single-readout, multichannel (switchable) EGT. Determining the correct engine locations to install EGT probes. Possible reasons for high EGT readings with a newly-installed Graphic Engine Monitor on a Continental IO-520-BA engine. How to calibrate your aircraft tachometer. Tip on matching the EGT indications on a twin engine aircraft's engines which do not display other problems (compression, oil consumption, major fuel use differences, etc.) How to check your airspeed indicator using a homemade manometer. Est. cost: $10. Pros and cons of using the Graphic Engine Monitor (GEM) on a simple engine, such as the Continental O-300. Advice on "normal" readings to expect during full power on a Graphic Engine Monitor wired to a 4-cylinder Lycoming O-360 engine. Cessna tail-feather inspection tips. Advice on three trouble spots involving the horizontal stabilizer and vertical fin that require careful inspection on older aircraft (2000+ hours). Tips on getting your airplane ready for the winter flying season. Horizon P-1000 Digital Tachometer. Tips on installation and use. Before the annual. How to make your annual inspection less expensive and more productive. A checklist of things the owner may do to help reduce the cost of an annual inspection. Instrument removal and replacement. (1) Tips on determining that an instrument is actually "dead". (2) Procedures for removing an instrument from the panel. (3) Installing the replacement. Fire is no fun. Some simple inspections to help avoid aircraft fires. Installing Insight's Graphic Engine Monitor (GEM). Spring airplane cleaning, inspecting and light maintenance advice. HSI (horizontal situation indicator) troubleshooting. Troubleshooting position-based autopilots. Troubleshooting rate-based autopilots. Hard landings. Advice on doing a walk-around inspection and perhaps a detailed inspection following a hard landing. The annual inspection. A discussion about what actually constitutes an annual inspection and when is an aircraft considered airworthy. Spring flying, here it comes. How to do a thorough owner inspection of engine and airframe after a winter of aircraft storage. Engine monitoring. How to read and understand multi-point EGT/CHT (exhaust gas temperature / cylinder head temperature) indicators. Slipping directional gyros. Tips on cleaning and lubricating the adjusting knob shaft on a directional gyro. Hard landing damage. How to find out if a hard landing has bent something. An overview of all the places to look. A gyro instrument system. Tips on installing vacuum driven gyro instruments. Airspeed: What it is and how to measure it. How to test your pitot static system. Three different methods are described. Aircraft instrument markings. What is required and tips on doing the marking. Develop a reliable pitot/static system for your homebuilt airplane. Also includes tips on installing an altitude encoder. Thermocouplings for measuring cylinder head temperature. How to put probes on each cylinder and use a rotary switch to select the cylinder to be checked. Upgrade that instrument panel. Advice on building and installing the Rocky Mountain microENCODER which combines a mode C altitude encoder with a graphic/digital vertical speed indicator, digital airspeed indicator, sensitive digital altimeter and digital outside air temperature. Altitude encoders. How to get something useful from them. Construct a transponder altitude-encoder read-out device which displays on a cockpit monitor. Plans must be ordered. Est. cost: $10 (plans) $82 (kit). Panel-mounted timer will turn on a red LED to remind you to change fuel tanks. The circuit shown lets you select a 30-minute or 60-minute interval. Inclinometer (slip/skid indicator) is made by modifying Edmund Scientific's "Lev-O-Gage". Mounting technique for adapting certain automotive instruments (engine gauges, voltmeters, fuel quantity,...) for sturdy aircraft panel mounting. Simple solution to the problem of securing instrument nuts in place during installation. Tips on relieving the high stress and vibration where electrical wires are attached to aircraft instruments. Checking your airplane's ammeter. Includes construction of a meter movement calibration test set. Getting your airplane ready for the winter flying season. Some tips. Are you legal. How to trace the documentary evidence of all repairs, alternations, installations and appliances that affect your aircraft prior to an annual inspection to help save time and money. Tip on checking the accuracy of your aircraft tachometer using a sodium or mercury vapor light and a piece of reflective tape. | |||||||||
Copyright © by Norman Lathrop Enterprises. All Rights Reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means (electronic, mechanical, print photocopying, recording or otherwise) without the prior expressed permission of Norman Lathrop Enterprises, except as permitted by law. |
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