Yanmar 3HM Manuale Utente

Yan

Piping Diagram1. Inside Packing2. Kingston cock cover3. Outside Packing4. Direction of vessel movement5) Seawater strainerThe seawater pump will be da

1. Seawater pump2. Seawater strainer3. Kingston cock1. W.L.2. Waterlock3. Above seawater line1. W.L.2. Waterlock3. Vacuum valve

I3-6.] Remote control1) Control cable Use only the single lever remote control device with 1GM 2GM, 3GM and3HM engines.NoteThe dual lever remote contr

Note1) Fix the wire to the cable clamp of the F.O. filter side.2) Cable connector has M5 thread.2-b)After completing of wiring, check the followingpoi

1. Remote Control Cable2. M5 Thread3. Operation Lever4. Shaft5. Clutch Case side cover6. Spring joint3-a)-4Move the remote control lever to the forwar

3-a)-7.Make sure that the angle made between the spring jointand the clutch control lever forms 90 degrees.3-b)Kanzaki-Hurth clutch (for 3GMD and 3HM)

1. Clamp2. Engine Stop lever3. Engine stop remote control cable[3-7.] Recommended battery capacityUse sufficient capacity of battery.1GM, 2GM, 3GMD -

IV. After launching1) Check for water or air intake around the gland part of the stern tube and the kingston cockfitting.2) Make sure that the engine

V. Fuel and lubricating oil[5-1.] Selection and handling of fuel oil1) Choice of fuel oil Fuel oils available in countries other than those listed abo

[5-2.] Selection of lubricating oil1) Choice of lube oilThe selection of lube oil is very important to a diesel engine. If an unsuitable oil is used,

Thank you for purchasing the YANMAR Diesel EngineThis manual describes the various engine parts and prescribes simple checks for normalengine maintena

V1. Starting the new engine for the first time Important !Before starting the engine for the first time check carefully the followingpreparations.[6-

FOR 2GM, 3GMD, 3HM1. Oil Supply Port1-b)Check the amount of lobe oil by inserting the dipstick as far as possible. The oil level shouldcorrespond to t

1. Dipstick2. Empty3. Full1. Oil Supply Port1. Oil Gauge Rod2. Lower Limit3. Upper Limit

[6-3.] Air bleeding in the fuel systemSee section [9.1] Fuel oil system - 2) Air bleeding in the fuel system.[6-4.] External Inspection1) Thoroughly c

[6-6.] Check of instrument panel alarm systemTurn on the battery switch. Then place the key in the "ON" position and check the conditionof t

1, Astern2. Neutral3. Ahead4. Control Handle[6-7.] TuningTo allow the lube oil to reach all parts, turn in thefollowing sequence.1) Place the control

1. Push ButtonDIRECTION OF ROTATION

V II. Method of operationCautionBefore starting the enginereconfirm that there are notools, etc. left in the enginearea, especially areas wherethere a

1-c)Place the starter key in the "ON" position.1-d)Press the starter button to start the engine.For IGMImportant(1) RELEASE the push buttonw

2-b)Raise the decompression handle to the "NOCOMPRESSION" position.2-c)Attach the starter handle with priming shaft asthe angle shown in the

In order to deliver correct parts to you, we need accurate data on the engine you purchased. The information needed is described in the illustrations

Important1) When running the engine for the first time after launching, run it for15-20 minutes at about 1000 rpm.2) Be sure to break-in the new engin

3-a)If air is being taken into the cooling water system.3-b)Damage of the cooling water pump.3-c)If dirt has plugged up the cooling water pipe or the

ImportantClutch life will be significantly shortened if engaged suddenly at high speeds,or if used in a partially engaged condition.10) Abnormal sound

ImportantDo not stop the engine with the decompression lever. If the decompressionlever used to stop the engine, fuel will spray out and accumulate on

4) While the engine is still warm, wipe off any dirt and grime that has accumulated.5) Turn off the battery switch.NoteWhen stopping the engine with t

V III. Storage[8-1.] StoringWhenever the engine will not be used for several months, use the following procedure toproperly store it.This minimizes co

ImportantIf wires are wrongly connected the A.C. generator may break.2-c) Terminals must be covered and protected.3) Unseal all openings sealed in ste

[9-1.] Fuel oil system1) Fuel tank and fuel supply.1-a) Fill the tank up.1-b)Drain the fuel tank every 250 hours of operation.Open the fuel tank drain

2-e)Loosen the high pressure pipe from the fuel pump. Turn the engine with thestarter motor, and at the same time tighten the cap nut of the high pres

Check the fuel injection equipment in the following procedure.3-a)Remove the starter motor to check the fuel injection timing mark.Note"IT"

For 1GM/2GM/3GMDInjection timing mark on flywheel (1T, 2T. 3T)1. Cylinder block side timing mark2. Flywheel3. Crankshaft pulley4. M8 bolt3-f)Remove th

3-f)-2. The fuel may be bad;ImportantFor the disassembly, adjustment and inspection of the fuel injection pumpand fuel injection valve, consult the ne

[9-2.] Lubricating oil system1) Engine lube oil1. Engine oil evacuation port1-a)Check the oil level before every operation.1-b)Replace the oil after 5

ImportantIf the canister is overtightened,difficulty may be experienced inits removal and the filter may bedamaged.2. New Lub. Oil1-c)-6. Start engine

Location of anticorrosion zinc Number of Pieces1GM 2GM 3GMD 3HMCylinder Head – 1 1 1Cylinder Body 1 1 2 23) Inspection and repla

ImportantWhen installing the impeller, make sure the direction of the impeller cor-responds to that indicated in the figure.3-b)Adjust the V-belt tens

[9-4.] Inspection of engine body1) Retightening cylinder head nuts Retighten each nut with a torque wrench before starting anew engine and after 50 ho

2-b) Crank the engine and set the No. 1 (flywheel side) piston to top dead center (TDC) onthe compression stroke.NoteSet the position at which the val

I. Name of parts1 Reduction and reversing gear2 Output shaft coupling3 Clutch control lever4 Installation foot5 Engine tube oil dipstick6 Clutch tube

[9-6.] Electrical equipment1) Checking of the warning lamps on the instrument panel. Check the "ON" and "OFF"function of the warni

3-b)If the belt needs adjustment, loosen adjusting bolt.Pry away from charging generator (alternator).While holding alternator in position, tighten ad

2) Clutch control2-a)Checking the operation lever stroke. Move theoperation lever up and down (Ahead and Astern) bydisconnecting the remote control ca

2-c)Tighten all nuts and bolts After inspection and maintenance, retighten all nuts and boltssecurely.Caution1) Always stop the engine when inspect an

III. Engine installation[3-1.1 Inspection after unpackingDuring unpacking be careful not to break the engine base. Check the following points:1) Have

NoteAvoid splashing the flexible mount with water, oil etc.Indication # Installation distance (unit: mm)Engine modelFront Rear A B1GM 70 50 209 3702GM

1. Gap gauges[3-4.1 Propeller, propeller shaft1) Select a propeller which is suitable for the size and shape of the vessel, as well as for itsintended