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INDEX

GENERAL INFORMATION

1

GEN

INFO

SPECIFICATIONS

2

UPPER UNIT HOUSING

4

UPPER

UNIT

6U41 LOWER UNIT HOUSING

5

6U41

LOWER

6U51 LOWER UNIT HOUSING

6

6U51

LOWER

INTERMEDIATE ASSEMBLY

7

STEERING SYSTEM

8

POWER TRIM SYSTEM

9

POWR

TRIM

TROUBLESHOOTING

10

TRBL

SHTG

INT

STEER

3

INSP

ADJ

PERIODIC INSPECTION

AND ADJUSTMENT

SPEC

Содержание DE-DHT

Страница 1: ...070030 E STERNDRIVE SERVICEMANUAL DE DHT 6U5 28197 ZJ 11 ...

Страница 2: ... unfit for use Because Yamaha has a policy of continuously improving its products models may differ in detail from the descriptions and illustrations given in this publication Use only the latest edi tion of this manual Authorized Yamaha dealers are notified periodically of modifications and significant changes in specifications and procedures and these are incorporated in succes sive editions of ...

Страница 3: ...nd the correct procedures of disassembly and assembly exploded diagrams are provided Steps in the procedure are numbered 1 2 3 Parts shown in the illustrations are identified as 1 2 3 REFERENCES These have been kept to a minimum References to other sections of the manual include the relevant page number WARNINGS CAUTIONS AND NOTES Attention is drawn to the various warnings cautions and notes that ...

Страница 4: ...earing and the selector valve housing are not replaced DO NOT re move the bearing outer race When replacing the bearing replace the total inner and outer set Make sure that the bearing puller is set at the position specified in the illustration Guide bearing puller 2 6U4 30 3 Bearing puller 6U4 35 1 2 E UPPER UNIT Drive shaft motive torque A 0 4 1 5 N m 3 Loosen the front bearing housing bolts to ...

Страница 5: ...re limit G Press load H Resistance Ω voltage V electric cur rent A Symbols I to K in an exploded diagram in dicate grade of lubricant and location of lu brication point I Apply Yamaha gear case lubricant J Apply water resistant grease Yamaha marine grease A K Apply corrosion resistant grease Yamaha marine grease D Symbols L and M in an exploded diagram indicate grade of sealing or locking agent an...

Страница 6: ......

Страница 7: ...UNIT HOUSING 4 UPPER UNIT 6U41 LOWER UNIT HOUSING 5 6U41 LOWER 6U51 LOWER UNIT HOUSING 6 6U51 LOWER INTERMEDIATE ASSEMBLY 7 STEERING SYSTEM 8 POWER TRIM SYSTEM 9 POWR TRIM TROUBLESHOOTING 10 TRBL SHTG INT STEER 3 INSP ADJ PERIODIC INSPECTION AND ADJUSTMENT SPEC ...

Страница 8: ......

Страница 9: ...xplosion 1 2 Wear Protective Clothing 1 2 Keep Work Area Clean 1 3 Operate Stern Drive Safely 1 3 PRE DELIVERY INSPECTION 1 3 Check Engine Alignment 1 3 Inspect Drive Belts 1 3 Check Gear Oil 1 3 Inspect Outdrive Exterior 1 3 Check Power Trim System 1 3 Inspect Battery and Electrical Connections 1 4 Check Remote Control Operation 1 4 Perform Test Run 1 4 Drive Unit Break in 1 4 PROPELLERS 1 5 Prop...

Страница 10: ...engine The Yamaha engines covered in this manual rotate coun terclockwise to the left as viewed from the flywheel As for the propeller rotation the front pro peller rotates counterclockwise and the rear propeller rotates clockwise NOTE INT HDP 6U0 DP INT HDL 6U0 DL MODEL PREFIX VARIATION SERIAL NO A B C D INT HDP 6U00 DP 1 INT HDL 6U00 DL DE DHT 6U41 C 2 6U51 D Drive Unit The model and serial numb...

Страница 11: ...r check battery charge by connecting the battery posts with a conductor Use a volt meter or hydrometer Always disconnect the negative cable first and reconnect it last DO NOT charge a battery if the battery is fro zen Allow the battery to warm up first Charge the battery in a well ventilated area Battery electrolyte is poisonous and danger ous It contains sulfuric acid and causes se vere burns Avo...

Страница 12: ...ION Perform the following inspections to prepare the outdrive for delivery to the customer Check Engine Alignment Use an engine alignment tool to check engine alignment Make any adjust ments as necessary Refer to ENGINE ALIGNMENT section P3 29 Make sure all engine mounting hardware is tight Inspect Drive Belts Check the tension of the alternator belts Check Gear Oil Make sure break in oil is at th...

Страница 13: ...k for any leaks in the transom Drive Unit Break in NOTE Allow a 10 hour break in period for the drive unit If the drive unit is new or if the drive gears have been replaced observe the fol lowing steps to allow the gears a break in period 1 Avoid full throttle starts Ease the boat into motion 2 DO NOT operate the unit at any one steady speed for more than 5 minutes 3 DO NOT operate the engine at m...

Страница 14: ...fishing racing towing etc Different designs affect the boat and engine differently Depending on the propeller de sign the speed acceleration engine life fuel economy and boating and steering qualities can be changed to fit the particular needs of the boat by changing propellers The material the propeller is made of and where the boat is used for example in riv ers seas shallows rock bound waters h...

Страница 15: ...Torque Wrench Reading Setting Value 2 6 Tightening Torque Specifications for Standard Bolts and Nuts 2 8 Pre coated Bolts With Seal locking Agent Applied on the Threads 2 9 SPECIAL TOOLS 2 10 STEERING CABLE REQUIREMENTS 2 15 STANDARD ABBREVIATIONS AND SYMBOLS 2 16 Measurement 2 16 Color Codes 2 16 WIRING DIAGRAM 2 17 Power Trim Tilt System Wiring Diagram 2 17 DRAWINGS AND DIMENSIONS 2 18 Cross Sec...

Страница 16: ...eight dry without power steering cylinder Power steering INT INT HD 6U00 Drive DE DHT C 6U41 DE DHT D 6U51 35 30 35 30 26 17 26 18 1 78 1 68 Hydraulic clutch system 2 4 L 2 45 L Yamaha Stern Drive Gear Oil or Hypoid Gear Oil SAE90 GL 4 GL 5 or equivalent Direct mounting on transom gimbal ring type Steering guide system 30 each right and left Hydraulic tilt trim system 46 5 in reference to 13 trans...

Страница 17: ...sions Dimensions are based on a boat transom angle of 13 Dimensions will change slightly when used on boats with transom angles other then 13 474 351 5 250 5 267 9 290 2 575 809 822 980 8 417 417 13 GENERAL SPECIFICATIONS 2 2 ...

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