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1811GA Series
barfield 1811GA Series User Manual
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181
1HA
(SERIES)
PITOT-STA
TIC TEST SET
181
1GA
(SERIES)
PITOT-STA
TIC TEST SET
USER INSTRUCTION MANUAL
M/N: 181
1HA, P/
N: 101-0
0184-S
ERIES
M/N: 181
1GA, P
/N: 101
-00185
-SERIES
Doc. P/N:
56-101-00184
/
00185
Re
visi
on I
Se
pt
ember 24, 2014
_____________________
_______________
BARFIELD,
INC.
Corporate Headquarters
4101 Northwest 29th
Street
Miami, Florida 33142
www.barfieldinc.com
Em
ail: gsesales@barfieldinc.com
Copyright © 2014 Barf
ield Inc.
All Rights Reserved.
2
Table of Contents
Default Chapter
9
Table of Contents
9
Introduction
13
Publication Breakdown
13
Information Provided with the Unit
13
Recertification
14
Chapter 1: General Information
17
Test Sets Description
17
PHYSICAL DESCRIPTION Carrying Case
18
Part Number Variations
18
Front Panel
19
Power Information for 1811HA
21
Chapter 2: Specifications and Capabilities
23
Physical Data
23
Specifications
23
Accuracy
23
Operating Temperature Range
23
Pressure / Vacuum Sources
23
Pneumatic Connections
23
Input Power for 1811Ha
24
Fuse Protection
24
Chapter 3: Operation
25
Theory of Operation
25
Pressure / Vacuum Requirements
25
Control Valve Operation
25
Power Supply Circuits
26
11Ga Pneumatic Schematic
26
11Ha Pneumatic Schematic
27
PRELIMINARY General
28
Internal Pressure Vacuum Source
28
Operation
28
Performing the Tests
28
Pretests
29
Pitot Pretest
29
Static Pretest
29
Applying Leak Correction
30
Instrument Calibration Correction
30
Pitot System Test
30
Pitot Leak Test
30
Pitot System Connection
30
Static System Test
31
Static System Connection
31
Static Leak Test for Non-Pressurized Aircraft
32
Static Leak Test for Pressurized Aircraft
32
Leak Test
33
Negative Altitude Tests
33
Vertical Speed Indicator (VSI) Operation
34
Combined Pitot / Static Test
35
Below Field Elevation Test
35
Combined Pitot / Static System Connection
35
Above Field Elevation Tests
36
Returning the Pitot / Static Test Set to Ambient
37
Machmeter Test
38
Engine Pressure Ratio (Epr) Test
39
Manifold Pressure Gauge Test
40
Low Pressure Tests
41
Vacuum Tests
42
Chapter 4: Valve Leak Test
43
Metering Valve Adjustment Procedure
43
Valve Leak Test
43
Pressure Valve Test
43
Pressure Vent and Crossbleed Valve Test
43
Vacuum Vent Test
44
Vacuum Vent Valve Test
44
Vertical Speed Valve Test
44
Resetting Needle Valve Positive Stop
45
Chapter 5: Inspection Recommendations
47
Chapter 6: Shipping
48
Chapter 7: Storage
49
Appendix: Analog Instruments Specifications
51
Altimeter
52
Airspeed
58
Vertical Speed Indicator
64
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barfield 1811GA Series Specifications
General
Brand
barfield
Model
1811GA Series
Category
Test Equipment
Language
English
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