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1811D INSTRUCTION MANUAL 

56-101-00164  Rev. F 

Contact 

Apr / 19 / 13 

Page 

iii

 

 
 

CONTACT INFORMATION 

 
 
Users are requested to notify the manufacturer of any discrepancy, omission, or error found in 
this manual.  Inquiries should include specific questions and reference the publication title, 
number, chapter, page, figure, paragraph, and effective date.  
 
 

 

 

Please send comments to:   

 
 

 

 

TECHNICAL CUSTOMER SUPPORT - GSTE 

   BARFIELD, 

INC. 

   P.O. 

BOX 

025367 

   MIAMI, 

FL 

 

33102-5367 

   USA 
 
 
 
 

 

 Telephone 

 

 (305) 894-5400 

        

(800) 

321-1039 

 
 

 

 

Fax

    

(305) 

894-5401 

 
 

 

 Email 

 

 

 

[email protected] 

 

 

Summary of Contents for 1811D Series

Page 1: ...ld Inc Confidential and Proprietary Information This document and all the information contained herein is the sole property of Barfield Inc No intellectual property rights are granted by the delivery...

Page 2: ......

Page 3: ...ion or error found in this manual Inquiries should include specific questions and reference the publication title number chapter page figure paragraph and effective date Please send comments to TECHNI...

Page 4: ...e and return the enclosed OWNER WARRANTY REGISTRATION CARD to Barfield in order to validate the warranty and to ensure that you will receive updated information when published You MUST have your name...

Page 5: ...vertises its 1811 series Test Sets as general purpose trouble shooting testers With respect to compliance with FAR 91 411 we feel that the customer should first be aware of all requirements for perfor...

Page 6: ...ng were reorganized C 260 00746 Dec 16 2008 A numeric code was added at the end of the former P Ns to identify the instruments configuration supplied with a particular unit D 260 00779 Apr 29 2010 Add...

Page 7: ...function contact the manufacturer to obtain the list of approved repair facilities worldwide ensuring that this equipment will be serviced using proper procedures and certified instruments BARFIELD PR...

Page 8: ...1811D INSTRUCTION MANUAL 56 101 00164 Rev F Blank Apr 19 13 Page viii THIS PAGE INTENTIONALLY LEFT BLANK...

Page 9: ...Figures and Tables SECTION PAGE INTRODUCTION 1 PUBLICATION BREAKDOWN 1 2 INFORMATION PROVIDED WITH THE UNIT 1 3 RECERTIFICATION 2 1 DESCRIPTION 1 GENERAL DESCRIPTION 5 2 PHYSICAL DESCRIPTION 6 2 SPEC...

Page 10: ...T 19 10 MACHMETER TEST 22 11 ENGINE PRESSURE RATIO TEST 23 12 MANIFOLD PRESSURE GAUGE TEST 23 13 LOW PRESSURE TEST 24 14 VACUUM TEST 26 4 VALVE LEAK TEST 1 METERING VALVE ADJUSTMENT PROCEDURE 27 2 RES...

Page 11: ...nty 3 1 3 1811D Pitot Static Test Set 5 1 4 Leading Particulars 6 7 3 5 1811D Operational Schematic Diagram 11 3 6 1811D Plumbing Schematic Diagram 12 3 7 1811D Panel Mounted Components 13 3 1 Airspee...

Page 12: ...1811D INSTRUCTION MANUAL 56 101 00164 Rev F Blank Apr 19 13 Page xii THIS PAGE INTENTIONALLY LEFT BLANK...

Page 13: ...below A An identification label similar to Figure 1 and located on the front bulkhead of the Test Set provides the following information Manufacturer Name Designation of Equipment Equipment Part Numbe...

Page 14: ...ions on digital instruments refer to documents 61 101 02184 and 61 101 02194 It is strongly recommended that the manufacturer Barfield Inc service the Test Set This will ensure that all applicable eng...

Page 15: ...1811D INSTRUCTION MANUAL 56 101 00164 Rev F INTRO Apr 19 13 Page 3 of 38 LIMITED ONE YEAR WARRANTY Figure 2...

Page 16: ...1811D INSTRUCTION MANUAL 56 101 00164 Rev F Blank Apr 19 13 Page 4 of 38 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 17: ...50 to 650 knot sensitive airspeed and is available with a 35 000 or 50 000 ft altimeter The tester consists of a hand operated vacuum pump a hand operated pressure pump vacuum and pressure gauges 5 co...

Page 18: ...altimeter Airspeed Code Airspeed Range Altimeter Code Altimeter Range 1 650 knots 50 650 kts 2 Precision dual diaphragm 3 ptr 80K range cal to 55k 4 420 knot 60 420 kts 3 Sensitive 3 ptr 50 000 ft 6...

Page 19: ...TANK 0 30 In Hg Vacuum Gauge Used to monitor vacuum available in vacuum reservoir tank E ALTIMETER Monitors pressure altitude at vacuum static side of Test Set 6 CALIBRATION CARD ALTIMETER Provides a...

Page 20: ...1811D INSTRUCTION MANUAL 56 101 00164 Rev F Blank Apr 19 13 Page 8 of 38 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 21: ...ations in the Appendix for Specifications and Accuracy Information 1 PHYSICAL DATA A Height 11 3 In 28 7 cm B Width 18 0 In 45 7 cm C Depth 12 0 In 30 5 cm D Weight 18 0 lbs 8 2 kg 2 INPUT POWER The 1...

Page 22: ...1811D INSTRUCTION MANUAL 56 101 00164 Rev F Blank Apr 19 13 Page 10 of 38 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 23: ...ance their respective systems with atmospheric pressure A crossbleed valve controls the pressure difference in the pressure and vacuum lines of the tester Operating the appropriate valve creates contr...

Page 24: ...stop spacers on all needle valves to permit the valve to firmly close without damage However excessive force may overpower the knob set screw causing valve damage To avoid incorrect results or damage...

Page 25: ...and valves 2 Pump pressure to 20 psi and vacuum to 20 inHg with PRESSURE pump A and VACUUM pump H 3 Open PRESSURE VALVE 1 until AIRSPEED INDICATOR D shows 300 knots Close valve and monitor the airspee...

Page 26: ...craft leak test to the recorded rate D Instrument Calibration Correction Before attempting calibration tests of aircraft instruments ensure that instrument correction card calibration dates are within...

Page 27: ...If any of the following steps fail close the PRESSURE VALVE 1 fully CW Gently open the PRESSURE 2 vent valve CCW to return the system to ambient atmosphere before disconnecting the T S 6 Monitor the...

Page 28: ...VACUUM TANK gauge G Note If the vacuum needs refilling close the valve 5 before operating the hand pump 5 Close the VACUUM VENT 4 fully 6 Set both T S and aircraft altimeter barometric scales to 29 92...

Page 29: ...st Pressurized Aircraft or for an altitude indication of more than 1 000 ft above field level ambient 1 Preliminary Note Perform all steps described in tests 5 PRETESTS 6 PITOT SYSTEM TEST and 7 STATI...

Page 30: ...t the altimeter reading decreases no more than 100 ft or 2 of the indicated altitude whichever is greater Note If the system shows a leak carefully watch the T S AIRSPEED INDICATOR D When airspeed poi...

Page 31: ...itude tests below field elevation this test may be omitted 1 Open the CROSSBLEED 3 valve fully While ensuring not to exceed the aircraft VSI full scale range gently open the PRESSURE valve 1 to reach...

Page 32: ...lves closed gently open the PRESSURE valve 1 to take the airspeed to the test point 4 Gently open the PRESSURE valve 1 so that the airspeed goes to 10 knots below the next higher airspeed test point N...

Page 33: ...knots Open valve fully 2 Monitor the VSI Open the PRESSURE VENT 2 valve Do not exceed the VSI scale range Caution Do not use the VACUUM VENT 4 to bleed system Severe instrument damage could result 3 O...

Page 34: ...t to 10k with airspeed of 277 kts would give a MACH reading of 50 MACH NUMBER 50 60 70 75 80 82 85 90 Altitude In feet Airspeed In kts 277 334 391 420 449 10k 247 298 350 376 403 414 429 15k 228 275 3...

Page 35: ...Port ALTITUDE feet Pt2 Lo Port EPR Engine Pressure Ratio 650 25 870 3 4 546 35 000 3 4 650 21 650 3 0 504 35 000 3 0 650 14 690 2 5 534 25 870 2 5 444 35 000 2 5 650 4 210 2 0 500 20 000 2 0 369 35 0...

Page 36: ...gradually open PRESSURE 1 valve for test points above field elevation open the VACUUM 5 valve 7 Close the PRESSURE 1 AND VACUUM 5 valves and if necessary use the PRESSURE VENT valve 2 to bleed system...

Page 37: ...10 180 5 000 135 12 000 0 881 0 433 470 163 308 12 000 5 894 144 13 609 1 000 0 481 474 166 248 12 216 6 000 146 14 000 1 028 0 505 504 190 526 14 000 6 876 155 16 000 1 175 0 577 508 193 955 14 252 7...

Page 38: ...PRESSURE VENT 2 fully and maintain open for the rest of the procedure 3 Operate the VACUUM PUMP H as required Note The altimeter E operates during this test but the readings are not used Also test set...

Page 39: ...to 15 PSI 4 Monitor AIRSPEED INDICATOR D for one 1 minute a If an increase in airspeed is seen continue to monitor for an additional five 5 minutes b If during the monitoring period the airspeed incr...

Page 40: ...TTING NEEDLE VALVE POSITIVE STOP E VERTICAL SPEED VALVE TEST 1 Close all valves except the CROSSBLEED 3 2 If using single action pumps plug the PRESSURE C and VACUUM F ports 3 Empty and maintain the V...

Page 41: ...beyond the closing point described below When it is determined that a valve is leaking correct the leak before continuing A Firmly close the valve against its positive stop 1 With a 5 64 078 hex wren...

Page 42: ...1811D INSTRUCTION MANUAL 56 101 00164 Rev F Blank Apr 19 13 Page 30 of 38 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 43: ...strument A0A configuration refer to documents 61 101 02184 DALT55 and 61 101 02194 DAS650 for specifications and recertification intervals 12 Months All of the preceding Plus Check Pressure and Vacuum...

Page 44: ...1811D INSTRUCTION MANUAL 56 101 00164 Rev F Blank Apr 19 13 Page 32 of 38 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 45: ...nic equipment packaging procedure when packing the Test Set for reshipment To prevent damage from extreme atmospheric changes to the Test Set instruments it is recommended that the STATIC VENT CROSSBL...

Page 46: ...cool dry place Note Should the Test Set become exposed to moisture or very high humidity dry it as soon as possible and store temporarily in a dehumidified area C To prevent damage from extreme atmos...

Page 47: ...IX Apr 19 13 Page 35 of 38 APPENDIX BARFIELD INC ENGINEERING SPECIFICATIONS Note For information on compliance with FAR 91 411 refer to Barfield document 60 101 00150 SECTION 1 ALTIMETER SECTION 2 AIR...

Page 48: ...IX Apr 19 13 Page A of 38 SECTION 1 ALTIMETER The following engineering specification Document No 23 338 00001 details the performance requirements of the pressure sensitive altimeters used by Barfiel...

Page 49: ......

Page 50: ...50 000 ft Barometric Pressure Scale range at least 28 1 30 99 inches of Mercury 946 1049 millibars May include markers working in conjunction with Barometric Pressure Scale to indicate pressure altit...

Page 51: ...the tolerances listed ALTITUDE FEET TOLERANCE FEET 1 000 70 2 000 70 3 000 70 5 000 80 10 000 90 15 000 100 20 000 125 25 000 150 30 000 175 35 000 200 40 000 250 50 000 400 TABLE 1 FRICTION 5 3 Hyste...

Page 52: ...e against the 124 00002 instrument 5 4 After Effect Not more than 5 minutes after the completion of the hysteresis test the pointers shall have returned to their original reading corrected for any cha...

Page 53: ...4 000 70 4 000 35 6 000 80 6 000 40 8 000 120 8 000 60 10 000 160 10 000 80 12 000 200 12 000 90 14 000 225 14 000 100 16 000 240 16 000 110 18 000 275 18 000 120 20 000 300 20 000 130 22 000 340 22 0...

Page 54: ...B of 38 SECTION 2 AIRSPEED INDICATOR The following engineering specification Barfield Document No 23 336 00025 details the performance requirements of the pitot static pressure type airspeed indicator...

Page 55: ......

Page 56: ...nots 4 Test Conditions Unless otherwise specified all tests shall be made with the instrument mounted in the horizontal Face UP position 5 Performance Requirements All units are required to meet the f...

Page 57: ...n the dial with the exception of P N s 336 00001 336 00001R and 336 00004 The 336 00001 1R units pointer should rest between 15 45 knots The 336 00004 unit pointer position should rest at 350o 5o 0 po...

Page 58: ...Knots TOLERANCE Knots 60 3 0 180 4 0 70 3 0 190 4 0 80 3 0 200 5 0 90 3 0 220 5 0 100 3 0 240 5 0 110 3 0 260 5 0 120 3 0 280 5 0 130 3 0 300 5 0 140 3 0 320 5 0 150 3 5 340 5 0 160 3 5 360 5 0 170 3...

Page 59: ...ida 33142 Drawing No 23 336 00025 Page 5 of 5 6 4 P N 336 00006 READING Knots TOLERANCE Knots READING Knots TOLERANCE Knots 20 5 0 140 4 0 30 5 0 150 4 0 40 3 5 160 4 0 50 3 0 170 4 0 60 3 0 180 4 0 7...

Page 60: ...3 Page C of 38 SECTION 3 VERTICAL SPEED INDICATOR The following engineering specification Document 23 337 00025 details performance requirements of the pressure actuated vertical speed indicators used...

Page 61: ......

Page 62: ...ed as part number 337 00001 TYPE II to be identified as part number 337 00002 TYPE III to be identified as part number 337 00003 TYPE IV to be identified as part number 337 00004 4 Test Conditions Unl...

Page 63: ...uring a 1 minute period With a pressure of 10 inches of mercury applied to the static connection the leakage shall not cause more than 0 05 inches of mercury pressure drop during a 1 minute period 5 6...

Page 64: ...est Rate Ascent and Descent Feet Per Minute Tolerance Feet Per Minute 500 35 1 000 75 1 500 150 2 000 250 1 500 200 2 000 250 1 500 200 2 000 250 Maximum test point for Type I SCALE ERROR TOLERANCE TY...

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