2. OTC
  3. 7797

OTC 7797 Assembly Instructions

  • Hello! I've reviewed the assembly instructions for the OTC Fuel Injection Diagnostic Kit, which includes the 7635A Fuel Injection Pressure Testing Kit and the 7665 GM TBI Fuel Pressure Adapter. This document will guide you through connecting the kit and using it to diagnose fuel pressure problems. I'm ready to answer your questions about the assembly process or the features of the kit.
  • What vehicles is the Fuel Injection Diagnostic Kit compatible with?
    What is the 0-100 PSI gauge used for?
    When should the GM TBI Fuel Pressure Adapter be used?
Sheet No. 1 of 1
Issue Date: Rev. B, August 6, 2014
© Bosch Automotive Service Solutions LLC
Form No. 554557
Assembly Instructions
for: 7797
655 Eisenhower Drive
Owatonna, MN 55060 USA
Phone: (507) 455-7000
Tech. Serv.: (800) 533-6127
Fax: (800) 955-8329
Order Entry: (800) 533-6127
Fax: (800) 283-8665
International Sales: (507) 455-7223
Fax: (507) 455-7063
Fuel Injection Diagnostic Kit
No. 7635A
Fuel Injection Pressure Testing Kit
Ensemble de base pour vérier les pressions de systémes d'injection
Juego diagnostico para inyección de combustible
• Diagnosefuelpressureproblemsquicklyandaccurately.
• AdapterttingfastenstoSchradervalveonfuelrail.
• 0-100PSIgaugewithbleedvalveforbleedingairfromthesystemand
 checkingforadequatefuelpumpvolume.
• WorksonGM,Chrysler,FordandJeepvehicleswithmultiportfuelinjection.
WARNING: Wear eye protection that meets ANSI Z87.1 and OSHA standards.
ADVERTENCIA: Use protección en los ojos que cumpla con los requisitos de OSHA y
ANSI Z87.1.
ATTENTION: Porter des lunettes de protection qui répondent aux exigences de la norme
ANSI Z87.1 et de la OSHA.
1.Disconnectthefuellterfromthefuelline.
2.ThreadtheendsofthefuellineintotheGMTBIFuel
PressureAdapter(7665).Tightenthettingsusingthesame
specicationsoutlinedinthevehicleservicemanualforcon-
nectingthefuellinetothefuellter.
3.ToadaptaPressureGaugeAssembly(OTC7211)or
FuelInjectorCleaner(OTC7448),rstassembleaQuick
DisconnectStraightFitting(OTC7214A)orQuickDiscon-
nect90°ElbowFitting(OTC7430)tothe7/16–20UNFx
45°aretting.Afterttingsareassembled,connectthe
couplerendstoeachother.
No. 7665
GM TBI Fuel Pressure Adapter
Adaptateur pour T.B.I. de G.M.
Adaptador para presion de combustible en GM TBI
• Useduringfuelpressurechecksonmost1983andnewerGMTBIsystems.
• AlsoworkswithOTCNo.7448fuelinjectorcleaningsystem.
• Allowsotherbrandsofadaptersandgaugestobeeasilyconnectedtothe7/16–20UNFtting.
• Assemblyinstructionsonback.
ASSEMBLY Disconnect
Disconnect
Tighten
7/16-20 UNF x 45° Flare Fitting
7665
Tighten
/