Mercury D7.3L D-TRONIC Manual de instalación

90-861180990 SEPTEMBER 1999 Printed in U.S.A. -  1999, Mercury Marine Page 1 of 90The following are registered trademarks ofBrunswick Corporation:

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 10 of 90Multiplying the engine air flow (cfm) by 0.1 will generally determine the combustion air vent

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 11 of 90Exhaust SystemIMPORTANT: It is the responsibility of the boat manufacturer or installing deal

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 12 of 90Some engines may be equipped with a factory installed exhaust riser. Verify that theriser pro

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 13 of 904. The tank breather pipe must have an inner diameter of at least 1/2 in. (13mm) and mustbe f

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 14 of 90BatteryIMPORTANT: Boating industry standards (BIA, ABYC, etc.) federal standards andCoast Gua

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 15 of 90EDI Electrical System PrecautionsNOTE: The following precautions apply to all EDI model Engin

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 16 of 9076010acbD7.3L D-Tronic Shown - All Similara-Engine Harness Connectorb-Extension Harness Conne

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 17 of 90Propeller SelectionGENERAL INFORMATIONIMPORTANT: Installed propeller must allow engine to run

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 18 of 90Hot Water Heater Installation RecommendationIMPORTANT: When connecting a cabin heater or hot

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 19 of 90RETURN HOSE CONNECTION76023aa-Location on Water Circulation Pump for Hot Water Return (Bayone

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 2 of 90General InformationNotice to InstallerThroughout this publication, “Warnings” and “Cautions” (

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 20 of 90SEAWATER STRAINERStrainer used must be of sufficient size to ensure that an adequate supply o

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 21 of 90Steering Helm and CableTransom assembly is shipped with the steering cable guide tube preset

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 22 of 90CAUTIONPOWER STEERING EQUIPPED UNITS ONLY: If steering cable with improper dimen-sions is ins

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 23 of 90Transom CutoutNOTICE to INSTALLERBefore Starting Installation Read “General Information” and

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 24 of 90Finding Crankshaft Vertical CenterlineSINGLE ENGINELocate and mark vertical centerline on tra

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 25 of 90Finding Crankshaft Horizontal Centerline (“X” Dimension)“X” Dimension can be measured by the

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 26 of 90TAPE MEASURE METHODTransom angle must be known, then measure “X” Dimension with tape measure.

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 27 of 90Cutting TransomTransom cutout can be made by either using the Template [shipped with transom

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 28 of 90Checking Transom ThicknessEnsure transom surface thickness and flatness conform to minimums s

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 29 of 90Installing Transom AssemblyGimbal Housing1. Carefully remove transom assembly from shipping c

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 3 of 90WARNINGElectrical system components on this engine are not external ignition protected.DO NOT

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 30 of 90Inner Transom Plate1. Insert wires, hoses and shift cable through appropriate openings in inn

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 31 of 90Power Trim Pump1. Mount pump in desired location.IMPORTANT: Make hydraulic connections as qui

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 32 of 90Steering SystemNOTE: For Dual Installations, Power steering unit can be mounted on port or st

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 33 of 904. Torque pivot bolts to 25 lb-ft (34 Nm). Bend washer tabs against corresponding flats onbol

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 34 of 907. Connect steering cable as follows:a. Remove shipping cap from both ends of steering cable

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 35 of 90Speedometer PickupIMPORTANT: Do not disturb plug at speedometer fitting if no speedometer is

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 36 of 903. Route hose to monitor bottle mounted on engine and cut off excess hose.IMPORTANT: Avoid us

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 37 of 90Drive Unit Seawater RoutingSeawater for engine cooling is supplied through a separate seawate

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 38 of 90SEAWATER HOSENOTE: The trim limit switch wires and speedometer hose are attached to the water

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 39 of 90Engine InstallationEngine Preparation1. Remove and read all tags attached to engine.2. Remove

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 4 of 90Multiple Sterndrive Steering Tie Bar ArrangementsWith multiple sterndrives it is important to

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 40 of 90Transom PreparationIMPORTANT: Exhaust pipe and gimbal housing mating surfaces must be clean a

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 41 of 90Installing Engine / Alignment1. Attach a suitable sling to lifting eyes on engine and adjust

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 42 of 903. Align rear engine mounts with inner transom plate mounts. Set engine onto front mountsand

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 43 of 907. Attach chain and hooks from suitable engine sling to starboard front lifting eye and portm

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 44 of 90CAUTIONDO NOT use an alignment tool from another manufacturer. Alignment tools otherthan Quic

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 45 of 90IMPORTANT: Finished boat stringer must position engine so that a minimum mountadjustment exis

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 46 of 90Engine ConnectionsQuicksilver Seawater Pickup and Seacock1. Drill a 2 in. (50mm) hole thru hu

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 47 of 90Seawater StrainerWhen using a seawater strainer other than Quicksilver Seawater Filter (Part

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 48 of 90Closed Cooling Recovery Bottle1. Connect plastic tubing (from kit) to bayonet fitting on heat

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 49 of 90Fuel Lines1. Connect flexible fuel line to fuel supply fitting. Secure with hose clamp.2. Con

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 5 of 90Quicksilver ProductsACCESSORIESQuicksilver remote controls, steering systems, propellers, etc.

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 50 of 90Exhaust System1. Tighten exhaust tube hose clamps securely.76106dcbaTypicala-Elbowb-Tubec-Hos

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 51 of 90INSTRUMENTS AND EXTENSION HARNESSESNOTE: If using other than Quicksilver instrumentation and

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 52 of 903. Refer to Quicksilver Instrumentation Wiring Diagram. Using screws provided, connectthe lis

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 53 of 90NEUTRAL SAFETY SWITCH CONNECTION1. Connect neutral safety switch wires at instrument panel an

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 54 of 90Shift Cable Installation and AdjustmentNOTE: Shift Cable Adjustment Tool (91-12427) allows th

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 55 of 904. Install drive unit shift cable.23345abca-Washers (2)b-Lock Nut - Tighten Until Contact, Th

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 56 of 907. Adjust remote control shift cable as follows:a. Temporarily install shift cable end guide

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 57 of 9010. Shift remote control lever into full forward position. Place end of adjustment tool in ba

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 58 of 90Troubleshooting Shift ProblemsNOTE: The following information is provided to assist an instal

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 59 of 904. Do not strap or clamp the control cables to any other cables or rigid structure within thr

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 6 of 90Torque SpecificationsDESCRIPTIONTORQUEDESCRIPTIONlb-in. lb-ft NmSpeedometer Pickup Barb Fittin

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 60 of 90Throttle Cable Installation and AdjustmentIMPORTANT: When installing throttle cables, be sure

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 61 of 9076025abcdSingle Cable Shown (Dual Similar)a-Accelerator Position Sensor (APS/IVS)b-APS/IVS An

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 62 of 90Sterndrive Unit Installation1. Remove trim cylinders’ support and dust cover from bell housin

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 63 of 907. Coat studs with 2-4-C Marine Lubricant with Teflon.72471aa-Studs (6)8. Lubricate U-joint s

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 64 of 909. Check drive shaft bellows for cleanliness and absence of debris.72472aa-Driveshaft Bellows

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 65 of 9012. Place Remote Control in neutral position.NOTE: As bell housing shift cable enters the shi

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 66 of 9014. Secure drive unit to bell housing with 5 flat washers and 6 locknuts. Torque to 50 Ib. ft

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 67 of 90IMPORTANT: The position of the Trim-In Limit Pin on the Bravo Three sterndrive unitshould onl

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 68 of 9018. On All Drive Units - Perform steps 19 through 21.19. Raise drive to gain access to area b

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 69 of 90Predelivery PreparationNOTICEBefore starting Predelivery read “General Information” and “Inst

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 7 of 90Antifouling PaintIMPORTANT: Corrosion damage that results from the improper application of ant

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 70 of 9022031aa-Fill Neck3. Check all trim line connection points for leaks. If fluid is visible at f

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 71 of 904. Rotate trim position sender as required to show full DOWN/IN position on dashboardinstrume

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 72 of 90Power Steering FluidIMPORTANT: Use only Quicksilver Power Trim and Steering Fluid, or Dexron

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 73 of 901. With drive in full down position, remove oil vent screw.CAUTIONFailure to fill drive unit

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 74 of 902. Install propeller with attaching hardware as shown. Tighten nut a minimum of 55 lb-ft (75N

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 75 of 90BRAVO THREEIMPORTANT: Correct rotation propeller MUST match direction of rotation of propelle

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 76 of 90Test Running EngineWARNINGElectrical system components on this engine are not external igniti

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 77 of 908. Refer to “Operation and Maintenance Manual” and start engine. Run at idle rpm untilwater t

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 78 of 9014. Restart engine and observe drive unit. If drive unit creeps, an external tension may exis

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 79 of 90Boat-In-The-Water TestsIMPORTANT: Engine alignment MUST BE CHECKED with boat in the water, fu

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 8 of 90Installation RequirementsBoat ConstructionTRANSOM2217022033bcfade ea-Transom Thickness - 2 in.

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 80 of 90IMPORTANT: To run engine at maximum rpm before the Engine 20-Hour Break-In Pe-riod is complet

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 81 of 90Cold Weather or Extended Storage Draining InstructionsCAUTIONIf Power Package will not be use

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 82 of 901. Close seacock, if so equipped, or disconnect and plug seawater inlet hose, if boat is tore

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 83 of 903. Repeatedly clean out drain holes using a stiff piece of wire. Do this until entire systemi

73962BLK = BLACKBLU = BLUEBRN = BROWNGRY = GRAYGRN = GREENORN = ORANGEPNK = PINKPUR = PURPLERED = REDTAN = TANWHT = WHITEYEL = YELLOWLT OR LIT = LIGHT

BLK = BLACKBLU = BLUEBRN= BROWNGRY= GRAYGRN= GREENORN= ORANGEPNK = PINKPUR= PURPLERED= REDTAN = TANWHT= WHITEYEL = YELLOWLT OR LIT=LIGHTDRK= DARK73596

BLK = BlackBLU = BlueBRN = BrownGRY = GrayGRN = GreenORN = OrangePNK = PinkPUR = PurpleRED = RedTAN=TanWHT = WhiteYEL = YellowLIT = LightDRK = Dark151

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 87 of 901-Voltmeter Gauge2-Tachometer Gauge3-Water Temperature Gauge4-Oil Pressure Gauge5-Trim Gauge6

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 88 of 90Cooling System Flow Diagram76205123489 107caABCFGBDDEH5b6

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 89 of 90SEAWATER COOLING CIRCUIT (RAW WATER)1 - Seawater Inlet 2 - Seawater Strainer3 - Seawater Pump

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 9 of 90ENGINE COMPARTMENTWARNINGBoating standards (NMMA, ABYC, etc.) and Coast Guard regulations must

D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELSPage 90 of 90Predelivery InspectionNot Check/Applicable AdjustNot Check/Applicable