Electronics-international US-8A User Manual

OI072491 and II072091Electronics International Inc. ®Ultimate Engine Analyzer(US-8A)Operating and Installation InstructionsS10049117/20/89Rev. B: 2/1/

Operating Information7Blinking Digit16501650HighBarTo enter the Manual Programming Mode, select the channel you would like to program using the Stpp

8B) Programming the Low Limit - If you have selected the Low Limit to be programmed there will be a barlow in the far left hand corner of the left an

2. Scan Programming Mode:There are two programming modes: Manual and Scan. In the Scan Mode you can program the followingfunctions in the sequence l

1-6Operating Information101-6Blinking Digit4-cylinder engine would be programmed for 1-4). This would set up the first six channels to be analyzeda

These limits are only a starting point. More specific information on how to select the proper temperature limitsfor your engine is provided below.1.

Operating Informationpilot of an over-temperature condition. This is an important feature for turbo-charged aircraft since turbineinlet temperatures

The Cylinder Head Temperatures are related to your engines ability to produce power. If any cylinder has aproblem producing power (fouled plug, burn

Operating InformationA) Selecting the High Oil Limit: On a hot day with your engine set at 75% power, lean your engineto peak EGT. Record the Oil Te

Operating InformationIt is not uncommon for an aircraft engine to backfire on start. This is especially true when the battery islow. If this happens

Operating InformationFor the Ultimate Analyzer to diagnose problems it is important the limits be set properly. The golden rule forsetting the limits

  1. Leave slack in the cable to allowfor engine movement and vibration.All steps must be read

Operating Informationyou should perform your precision leaning. Again, start leaning, only this time making very smalladjustments and wait 3 to 5 sec

S100391118US-8AINSTALLATION INSTRUCTIONSII 072091Rev. A 10/4/91You should have no trouble installing the Ultimate Analyzer in your aircraft. The ins

18.56. Before starting the installation make sure the unit will fit in the location you intend to install it withoutobstructing the operation of any

Installation Instructions3. EGT Probe Installation:A single EGT probe should be installed in the exhaust stack of the leanest cylinder. Each engine

Installation InstructionsAll Other EnginesEquipped with a 5/8"-18 Oil Drain PlugRemove the 5/8" - 18 oil drain plug located on the bottom of

Installation InstructionsMark each of the appropriate extension cables (on the yellow heat shrink) with the function for which it is tobe used (i.e.,

Installation InstructionsRed Slip-on ConnectorsA) Strip the over braid back 3 1/2". Be careful not to nick the wires.B) Shrink a piece of 1"

10. Route Each Extension Cableon the Female Precision Connector. Be careful not to overtighten any screws or twist the wires when install-ing the co

Installation Instructions 12. Instrument Installation24Connect all the Circular Connectors to the Ultimate Analyzer in the following manner:A) Pus

US-8AWiring DiagramWD 1001911US-8ABack View L. Probe #1. L. Probe #2. L. Probe #3. L. Probe #4. L. Probe #5. L. Probe #6. L. Probe #7. L. Probe #8.123

Important Notice***** MUST READ *****If you think it is not important to read this manual, you're wrong! This manualcontains important installat

US-8A Sample Wiring DiagramFor Single 6-Cylinder Engine AircraftWD 100191326US-8ABack ViewEGT Probe #1.EGT Probe #2.EGT Probe #3.EGT Probe #4.EGT Prob

US-8A Sample Wiring DiagramFor Twin 6-Cylinder Engine AircraftWD 100191427US-8ABack ViewL. EGT Probe #1.L. EGT Probe #2.L. EGT Probe #3.L. EGT Probe #

TROUBLESHOOTING SUGGESTIONST 100491110/4/91Because high reliability is designed into Electronics Internationals equipment, there is no reason to put

29connect an ohmmeter, set to 10K range, to the open probe ends of the suspected bad Extension Cable. Setthe Ultimate Analyzer to the proper channel

30SPECIFICATIONS and OPERATING FEATURESS100491110/4/91Model: US-8AWeight: Unit only: 19 oz., One probe and 6 foot cable: 3.5 oz., One Probe and 20 f

SPECIFICATIONS and OPERATING FEATURES31Differential Limit: Programmable in 1F increments from 1F to 1999F from the front panel. One limit for each

If you have an unused channel and would like to add an extension cable to your instrument, perform thefollowing steps:1. Order an XCS Extension Cable

Appendix BUS-8A Circular ConnectorsInstrument Connector, Front View7613151116101421Yel1Red2Yel3Yel4Yel5Yel6Yel7Yel8Yel2Red3Red5Red4Red6Red8Red7RedNote

ContentsWarranty ---------------------------------------------------------------------------- 2Operating Information: ------------------------

2Warranty / AgreementElectronics International Inc. warrants this instrument and system components to be free from defects inmaterials and workmanship

US-8AOPERATING INFORMATIONOI 072491Rev. A 10/04/91IntroductionThe Ultimate Analyzer is one of the most sophisticated diagnostic tools you can buy for

Operating Information41. Multi-Function Capability:The Ultimate Analyzer has up to 16-channel capability, 8 for each of the displays. For a 6-cylinde

tions and time to find the hottest cylinder. This can be a real asset in leaning or locating a possible problem.When used for EGT leaning, it should

Operating InformationNOTE: The Ultimate Analyzer will stop on the first channel on which it finds a problem and light theappropriate Temp Prob warn