Yanmar 4JH3-TCE Specifications Page 1

ENSD-SeriesSAIL-DRIVEMODEL: SD20, SD50/SD50-4TOPERATION MANUALApplicable Engine Model:1GM10C, 2YM15, 3YM20, 3YM30, 3JH4E, 4JH4E 4JH3-TCEAll rights res

104. Starting the New Sail-Drive for the First TimeEN4. Starting the New Sail-Drive for the First Time4.1 Filling with lubricating oil4.1.1 SD20 and S

4. Starting the New Sail-Drive for the First Time11EN4.2 Check of instrument panel alarm system:Turn on the battery switch. Then the key in the "

124. Starting the New Sail-Drive for the First TimeEN4.3 Remote-Control Device Check 4.3.0.1 SD20While cranking the engine slowly, shift the control h

4. Starting the New Sail-Drive for the First Time13EN4.3.0.2 SD50 & SD50-4TAfter starting the engine, check the shift action by using the control

144. Starting the New Sail-Drive for the First TimeEN4.4 Fitting for Fixed Propeller (2-blade)Locking Procedure for Fixed Propeller Nut (Optional). Wh

4. Starting the New Sail-Drive for the First Time15ENNote: The propeller shaft output becomes 95% of the engine rated output (continuous rating at cr

165. Method of OperationEN5. Method of Operation5.1 Engine Cooling Water Opening or closing the cooling water sys-tem of the Sail-Drive Set Engine is

5. Method of Operation17EN5.1.2 SD50/SD50-4TA Open C Cock C.W. E NeutralB To C.W. pump D Propeller shaft Clockwise F Propeller shaft Counter-clockwise

186. Periodic Inspections and MaintenanceEN6. Periodic Inspections and MaintenanceEvery day50 hrs. or after 1 monthEvery 100 hrs.Every 250 hrs.Every 1

6. Periodic Inspections and Maintenance19EN6.1 Lubricating oil system6.1.1 SD20(1) Check the oil level before every op-eration.(2) Change the oil afte

ENIntroduction ... 31. For Your Safety ... 41.1 Safety Precautio

206. Periodic Inspections and MaintenanceEN6.1.2 SD50/-4T(1) Check the oil level before every op-eration.(2) Change the oil after the first 50 hours o

6. Periodic Inspections and Maintenance21EN6.2 Procedure for filling and removing oil in the Sail-Drive; SD50/-4TWhen the boat is (6.2.1) in the water

226. Periodic Inspections and MaintenanceEN6.2.1 When the boat is in the water 6.2.1.1 Preparing the sail-drive: (1) Take out the oil changing plug lo

6. Periodic Inspections and Maintenance23ENUse Compressed Air (0.5~1 Bar) frommain system, 12 V portable compres-sor or from portable hand pump or foo

246. Periodic Inspections and MaintenanceEN6.2.1.5 Filling oil (total quantity 2.2 liter)The following methods of filling with lube oil are in additio

6. Periodic Inspections and Maintenance25EN6.2.1.7 By using Yanmar Hand PumpFirst follow steps (3) and (4) on page 24.(1) Connect the hoses as shown a

266. Periodic Inspections and MaintenanceEN6.2.2 When the boat is out of the water 6.2.2.1 Preparing the sail-drive:(1) Remove the bottom drain plug(2

6. Periodic Inspections and Maintenance27EN6.2.2.5 Filling oil (total quantity 2.2 liter)6.2.2.6 By using MerCruiser pump or simple market pumpFirst f

286. Periodic Inspections and MaintenanceEN6.2.2.7 By using Yanmar hand pump First follow steps (1), (2), (3), (4) on page 26.(1) Connect the hose fro

6. Periodic Inspections and Maintenance29EN6.3 Anticorrosive zinc6.3.1 SD20 and SD50/ SD50-4TTo prevent corrosion of the sail-Drive body by sea (lake)

3ENIntroductionThis Installation and Operation Manual describes Sail-Drive Models SD20, SD50, SD50-4T.For engine handling and operation, refer to the

306. Periodic Inspections and MaintenanceENleast every six years (see the table: Peri-odic Inspections and Maintenance on page 18.) (Boat hull must be

317. Electrical Wiring DiagramsEN7. Electrical Wiring DiagramsSee Appendix B. at the back of this manual.Note: 1 + 2 + 3 < 2,5 m - 20 mm2(Cross se

327. Electrical Wiring DiagramsENB x B-type Instrument PanelApplicable Engine Model: 4JH3-TCE1 Procured by customer2 Battery3 Battery switch4Relay5 En

• MANUFACTURER’S DECLARATION FOR MACHINERY PARTS ACCORDING TO 94/25/EEC(ANNEX-15) & 89/336/EEC • MANUFACTURER: YANMAR CO., LTD. 1-32, Chayam

41. For Your SafetyEN1. For Your Safety1.1 Safety Precautions For InspectionBatteryNever smoke or permit sparks near the battery, because it may emit

1. For Your Safety5ENBurnsThe whole engine is hot during operation and immediately after shut-down. The exhaust manifold, exhaust pipe and high pressu

61. For Your SafetyENForbidden Modifications.Never release the limiting devices such as the engine speed limit, fuel injection limit, etc.Modification

2. Specifications7EN2. SpecificationsNote: A propeller with rubber bushing must be used in all SD series sail-drives.Model SD20 SD50 SD50-4TReduction

83. Selecting Lubricating OilEN3. Selecting Lubricating Oil3.1 Choice of lube oil The choice of lube oil is very important to a Sail-Drive. If an unsu

3. Selecting Lubricating Oil9ENThis High Performance Gear Lube is avail-able in the following sizes:3.3 Lube oil viscosityThe viscosity of the lube oi