
2593938
3-209
Engine Tools
Fuel System Test Tools
FIETS Nozzle Block and Lines
Model: Fuel Injection Equipment Test Stand
Warranty: Six Months
Nozzle block and replacement lines are applicable to all Fuel Injection Equipment
Test Stands (discontinued 6V-7900, discontinued 6V-7901, discontinued 6V-7902,
discontinued 6V-7903, discontinued 6V-9440, discontinued 1U-8212, discontinued
1U-8213)
Cooled Nozzle Block
• Nozzle holding block uses test oil from phasing pressure circuit to carry nozzle-
generatedheatbacktosumpwhereitisremovedbyheatexchanger
• Improvesworkenvironmentbyeliminatinghottestoilvaporsatgraduates
• Reduces heat-related deterioration of test stands non-metallic lines
• Containsreplaceablenozzletipshieldstopreventerosionofnozzleblock
• Requiredwhenusinglatesttestspecications(inTMI)
• Requiredwhentestingpumpsfromhigherhorsepower3400ServiesEngines
FIETS Lines Group
• Contains the following groups:
9U-7694 Nozzle Group Lines
9U-7697 Discharge Conduit Group
9U-7697 Discharge Conduit Group — bypasses constricting joints in swing arm
9U-7694NozzleLinesGroup—providesnozzlebleedreturntotestoilsump
• Increases test stand accuracy by minimizing leaks
• Formernylontubingreplacedwithteontubingforbetterabrasionresistanceof
tubes inside swing arm and longer life
• Flexible tubing is fuel, heat, and ozone resistant (used for pulse dampers and
lines to graduates)
• Internalroutingofteonlinesredirectedthroughfrontbearingsupportarm—
reduces kinking and makes line replacement faster and easier
• Corrects possible contamination of test oil from table drain tray on certain
vintagebenches
References
NEHS0594-01,UsingtheTMISystemtoRetrieveOffEngineInjectionPumpTest
SpecicationsfortheFIETS
NEHS0593, Tool Operating Manual, Installing the Replacement Lines on the FIETS
Cooled Nozzle Block Parts
Item Part Number Description Quantity
1 128-5093 Block Nozzle 1
2 128-5094 Tip Shield Fitting 12
3 3J-1907 O-ring Seal for 5P-9617 Adapter 14
4 6L-5551 Bolt 2
5 2H-3764 Bolt 2
6 5P-4400 Air Block Connector 12
7 7G-7105 Hose Assembly 2
8 030-7947 Elbow Fitting 2