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Summary of Contents for Midcontinent MD25 Series
- Page 1 INSTALLATION MANUAL AND OPERATING INSTRUCTIONS MD25-( ) Series Airspeed Indicator REV. C July 14, 2011 Manual Number 9017051 Mid-Continent Instruments and Avionics 9400 E. 34 Street N., Wichita, KS 67226 USA phone 316-630-0101 fax 316-630-0723 web www.mcico.com...
- Page 2 FOREWORD This manual provides information intended for use by persons who, in accordance with current regulatory requirements, are qualified to install this equipment. If further information is required, please contact: Mid-Continent Instruments and Avionics Attn: Customer Service Dept. 9400 E. 34 Street N.
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Page 3: Revision Detail
REVISION DETAIL Rev. Date Approved Detail 03/17/10 CJM/BAW Initial release. 05/31/10 BAW/MKN Update DO-160 qualification to include helicopter vibration compliance. Update Section 2.2 to include air fitting part number. 07/14/11 MKN/CJM Update DO-160 qualification from …G)]XXXXXXY… to …G)]XWXSFSY… REV. C July 14, 2011 Manual Number 9017051... - Page 4 TABLE OF CONTENTS SECTION 1 GENERAL DESCRIPTION INTRODUCTION TECHNICAL SPECIFICATIONS 1.2.1 PHYSICAL ATTRIBUTES 1.2.2 QUALIFICATIONS SECTION 2 INSTALLATION PROCEDURE GENERAL INFORMATION UNPACKING AND INSPECTING INSTALLATION SECTION 3 OPERATION MINIMUM PERFORMANCE REQUIREMENTS 3.1.1 SCALE ERROR 3.1.2 FRICTION / BALANCE ERROR 3.1.3 LEAKAGE SECTION 4 CONFORMANCE...
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Page 5: General Description
SECTION 1 GENERAL DESCRIPTION INTRODUCTION The model MD25 series two-inch Airspeed Indicator is a Type A, air-driven, direct reading, self contained airspeed indicator built to meet or exceed SAE AS8019 standards as per FAA TSO-C2d. TECHNICAL SPECIFICATIONS 1.2.1 PHYSICAL ATTRIBUTES... -
Page 6: Installation Procedure
SECTION 2 INSTALLATION PROCEDURE GENERAL INFORMATION This section contains mounting dimensions and other information pertaining to the installation of the MD25 Airspeed Indicator. UNPACKING AND INSPECTING EQUIPMENT When unpacking this equipment, make a visual inspection for evidence of any damage that may have incurred during shipment. -
Page 7: Panel Cutout Dimensions
FIGURE 3.1 MD25 OUTLINE DRAWING 4X 0.172 ON Ø2.625 BC 0.168 Ø 2.270 45°TYP 2.260 FIGURE 3.2 PANEL CUTOUT DIMENSIONS REV. C July 14, 2011 Manual Number 9017051... -
Page 8: Operation
1/8-27 NPT TO ALTIMETER AND RATE OF CLIMB TO PITOT LINE TO STATIC LINE FIGURE 3.3 MD25 REAR VIEW SECTION 3 OPERATION MINIMUM PERFORMANCE REQUIREMENTS The MD25 Airspeed Indicator shall meet these minimum performance requirements under standard test conditions. 3.1.1 SCALE ERROR ±5 from 20-60 Knots ±4 from 70-90 Knots... -
Page 9: Continued Airworthiness Statement
SECTION 4 CONFORMANCE CONTINUED AIRWORTHINESS STATEMENT No periodic scheduled maintenance or calibration is necessary for continued airworthiness of the MD25 series Airspeed Indicator. If the unit fails to perform to specifications, it must be removed and serviced by a qualified service facility. ENVIRONMENTAL QUALIFICATION STATEMENT NOMENCLATURE: Airspeed Indicator... - Page 10 OPTIONAL LIGHT TRAY POSITIONED AS SHOWN 2.38 2.37 0.125 3.58 0.21 0.625 0.625 2X 1/8-27 NPT 1.253 1.233 2.255 2.325 2.235 1.198 1.178 0.171 45° TYP 2.625 BC 0.168 MUST COVER ONE CASE SCREW Item Qty Part Number Description 1 See Config Assembly, Airspeed, 2-inch 1 9017001 Nameplate...
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