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61-101-00802.EF1 Revision J

Page | 25

(14) With the INS TEST POINT switch at SIG / RTN position, verify the T/S display

shows a value between 1500 and an “over range” of 1.

Note:

Ensure conductance is within specifications. If test results are outside limits,

repeat test.

(15) Set ON / OFF switch to OFF.

(16) Disconnect Probe adapter from Probe.

(17) Disconnect Probe adapter from T/S.

D. Discrete Level Sensor Test for C90 & C90A / B /GT /GTi / GTx

(1) Connect the T/S to the probe as shown in Figure 8 and the following setps.

Figure 8

Probe Discrete Level Interface

(2) Ensure the test leads, P/N 101-01012 banana plugs are connected to the

DISCRETE LEVEL SENSOR jacks.

(3) Connect the clip ends of test leads to probe DISCRETE LEVEL SENSORS leads as

specified in the following table.

Position

Connections

Upright

Inverted

Black & Blue

Lamp OFF

Lamp ON

Black & Orange

Lamp OFF

Lamp ON

Black & White

Lamp ON

Lamp OFF

Table 13

Discrete Level Sensor Continuity for C90 & C90A / B / GT / GTi / GTx

(4) With clip ends connected to black and blue leads of sensor, hold sensor vertically.

(5) Set T/S ON / OFF switch to ON.

(6) Invert probe at each connection and verify continuity results per Table 13.

(7) Set the T/S ON / OFF switch to OFF.

Содержание DC400

Страница 1: ...101 00802 Doc P N 61 101 00802 EF1 Revision J September 4 2020 _________________________________________ MOD C used with DC400 or DC400A P N 101 00800 or P N 101 00850 Digital DC Fuel Quantity Test S...

Страница 2: ...nformation contained herein is the sole property of Barfield Inc No intellectual property rights are granted by the delivery of this document or the disclosure of its content This entire document is p...

Страница 3: ...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...

Страница 4: ...r to obtain the list of approved repair facilities worldwide ensuring that this equipment will be serviced using proper procedures and certified instruments BARFIELD PRODUCT SUPPORT DIVISION Telephone...

Страница 5: ...inal 101 00814 adapter cable D 260 00729 January 22 2009 Updated Company Logo E 260 00779 April 29 2010 Added List of Approved Repair Facilities and Recertification Information page vii F 260 00788 Se...

Страница 6: ...IES 1 3 PANEL CONTROLS 1 4 AIRCRAFT SYSTEM DESCRIPTION 1 6 PRECAUTIONS 2 7 PRELIMINARY 2 8 DISCLAIMER 2 9 RECERTIFICATION 3 CHAPTER 1 OPERATION 4 1 INSULATION MEASUREMENT TEST 4 2 CAPACITANCE MEASUREM...

Страница 7: ...LA 1 thru LA 225 F F90 1 S N LA 226 and after G A100 B100 S N B 152 B 156 and after BE 2 and after H 200 All 200 200C 200CT and 200T I B200 GT GTi 250 All J 300 All 300 and 300C K 350 350i 360 All 2...

Страница 8: ...made 4 Ensure power remains OFF unless otherwise specified 7 PRELIMINARY 1 To ensure the integrity of all system components perform the Insulation Capacitance tests first Then perform one of the Indi...

Страница 9: ...has a one year recertification requirement Qualified technicians in a shop equipped with the necessary tooling facilities and Barfield approved procedures must perform the maintenance required by this...

Страница 10: ...ONNECTIONS ENSURE APPLICABLE CIRCUIT BREAKER S ARE OPEN 4 Disconnect aircraft wiring plug at the indicator B Test Set Preparation 1 Set T S ON OFF switch to OFF 2 Rotate the TEST FUNCTION switch to IN...

Страница 11: ...the T S reading is less than 50 nS Note The display reading is in nS nano Siemens To get an equivalent M megaohms measurement divide 1000 by the T S display reading T S DISPLAY READING EQUIVALENT M 1...

Страница 12: ...h position except SIG RTN 14 With switch rotated to SIG RTN verify a T S reading of 1 15 Return fuel panel select switch to MAIN TOTAL a If a test does not comply with specification repeat test to ver...

Страница 13: ...connect aircraft wiring plug at the indicator B Test Set Preparation 1 Set T S ON OFF switch to OFF 2 Rotate the TEST FUNCTION switch to PROBE S 3 Set the INSULATION SYSTEM switch to SYSTEM 4 Set the...

Страница 14: ...ON 2 Set the aircraft fuel panel select switch to MAIN or TOTAL 3 Push and hold the T S PRESS TO READ CAP pF pushbutton 4 Verify that the tanks value is within tolerances as specified in Table 2 Tank...

Страница 15: ...T GTi GTx C99 Aircraft Type Total Nacelle Only Min Nom Max Min Nom Max C90 C90 B GT GTi GTx 224 6 249 5 274 5 79 3 88 1 96 9 C99 219 4 243 7 268 0 74 1 82 3 90 5 E90 A100 B100 with 100 380006 15 17 In...

Страница 16: ...plug to Indicator 4 Return the aircraft to its original configuration 3 INDICATOR TEST Note Refer to Precautions and Preliminary in General Information section Note Failure to calibrate the system aft...

Страница 17: ...e P N 101 00831 for conversion to systems with circular style connectors 2 Connect T S IND connector to Indicator 3 Connect T S ACFT connector to aircraft wiring plug Figure 5 Indicator Test With 101...

Страница 18: ...15 Release the pushbutton 16 Rotate the TEST FUNCTION switch to IND AMP 17 Verify the indicator reads 1200 lbs 18 If the indicator does not show 1200 lbs adjust FULL 19 If the indicator still does not...

Страница 19: ...CAP pF pushbutton while adjusting the CAP SIM pF control knob to obtain a test display of 231 pF 41 Rotate the TEST FUNCTION switch to IND AMP 42 Verify the indicator reads 600 35 lbs 43 Rotate the T...

Страница 20: ...efueled Drain pumps 2 Disconnect aircraft battery CAUTION WHEN RAISING OR LOWERING THE PILOT FUEL PANEL ENSURE AIRCRAFT BATTERY IS DISCONNECTED 3 Gain access to applicable Indicator 4 Open the circuit...

Страница 21: ...the indicator does not read 1300 lbs use the F FULL adjustment to obtain correct reading 11 Rotate the TEST FUNCTION switch to CAP SIM CAL NORM SYS Note FULL adjustments may affect the EMPTY setting E...

Страница 22: ...s are made to the harness following this test then the Preferred Calibration must be repeated and subsequently this integrity test A Aircraft Preparation 1 Disconnect aircraft battery CAUTION WHEN LOW...

Страница 23: ...CAUTION DO NOT TAP BEZEL OF INSTRUMENT TO VIBRATE TO REMOVE FRICTION GENTLY TAP ADJACENT PANEL OR REAR HOUSING OF INDICATOR BEFORE TAKING READINGS 17 Verify the indicator reads the same as in step 15...

Страница 24: ...24 40 lbs 32 Failure to obtain the correct indication may indicate the possibility of in line resistance in the aircraft wiring between the Indicator and the probes a If this condition exists disconne...

Страница 25: ...t fuel panel select switch to AUX NAC and hold if applicable CAUTION DO NOT TAP BEZEL OF INSTRUMENT TO VIBRATE TO REMOVE FRICTION GENTLY TAP ADJACENT PANEL OR REAR HOUSING OF INDICATOR BEFORE TAKING R...

Страница 26: ...ect Note When cleaning the connectors be sure to include the T S s connectors 60 Set the T S ON OFF switch to OFF E Disconnecting Reconfiguring 1 Open the circuit breakers turn the battery switch OFF...

Страница 27: ...14 to the T S PROBES receptacle as shown per Figure 7 3 Determine the part number and physical makeup of the probe under test 4 Connect the color coded wires sockets from the probe adapter to the matc...

Страница 28: ...25 5 27 5 29 5 Leading Edge Outboard 100 380006 13 67 103 187 23 0 24 6 26 5 Inboard Aft 100 380006 37 71 107 141 145 173 15 0 17 7 19 0 Integral Inboard 100 380006 93 121 179 20 2 22 2 24 2 Integral...

Страница 29: ...bles and probes Aircraft C90 C90A B GT GTi GTx C99 Tank Unit Beech Probe P N Min Nom Max Leading Edge Inboard 100 380006 11 69 105 139 143 175 40 3 44 8 49 3 Leading Edge Outboard 100 380006 13 67 103...

Страница 30: ...ote The probes and harnesses in Table 12 were installed in aircraft with S N LW17 LW69 through LW214 B152 B156 through B234 BE1 through BE24 and BB2 through BB220 Note The 59 harness has diodes mounte...

Страница 31: ...owing setps Figure 8 Probe Discrete Level Interface 2 Ensure the test leads P N 101 01012 banana plugs are connected to the DISCRETE LEVEL SENSOR jacks 3 Connect the clip ends of test leads to probe D...

Страница 32: ...F 2 Rotate the TEST FUNCTION switch to CAP SIM CAL NORM SYS 3 Set the INSULATION SYSTEM switch to SYSTEM 4 Set the MAIN TOT AUX NAC switch to MAIN TOT 5 Set the 200 pF 1000 pF switch to 200 pF B Conne...

Страница 33: ...OF INDICATOR BEFORE TAKING READINGS 7 Verify the indicator reads zero lbs 8 If reading is not zero adjust EMP 1 E 1 9 If the indicator will not give a zero reading replace the indicator 10 Rotate the...

Страница 34: ...C 2 through C 28 until an accurate gage adjustment is obtained 30 Set the MAIN TOT AUX NAC switch to MAIN TOT 31 Rotate the TEST FUNCTION switch to CAP SIM CAL NORM SYS 32 Set the 200 pF 1000 pF swit...

Страница 35: ...ity Note Accuracies close to the Preferred Calibration may be obtained if the measured dry capacitance for specific serial number aircraft is known and used instead of EMPTY values referenced in Table...

Страница 36: ...sted in Table 2 for the aircraft under test 3 Press and hold the PRESS TO READ CAP pF pushbutton while adjusting the CAP SIM pF control knob to obtain a T S reading for the aircraft as per Table 2 4 C...

Страница 37: ...to adjust the T S display to an AUX NAC EMPTY nominal value referenced in Table 2 for the aircraft under test 21 Press and hold PRESS TO READ CAP pF pushbutton while adjusting CAP SIM pF control knob...

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