Yanmar 2 QM 20 Manuale utente

Your on-the-job Partner

MODEL

2 QM 20

3 QM 30

(F) (Y)

Abma's Ja htwerf

Eeltje Baasweg 4, 8606 KA Sneek.

Tel. 0515 - 419065.

OPERATION MANUAL

CONTENTS

1. Fuel

2. Lubri ating oil

3. Running in

1. Fuel

2. Lubri ating oil

1. Starting

2. Warming up

1. Fuel

2. Lubri ating oil

3. Cooling water

4. Charging

5. Exhaust gas

6. Abnormal sounds

Fresh water ooled engine ooling system handling instru tions

Engine Models 2 QM 20 F, 3 QM 30 F (For pleasure boat)

2 QM 20 Y, 3 QM 30 Y (For work boat)

1 - 15

III PREPARATION

IV STARTING

INAME OF PARTS

II BEFORE USING THE ENGINE

VII AIR VENTING

VIII PERIODICAL CHECK

VI STOPPING

POINTS TO CHECK DURING OPERATION

NAME OF PARTS

Exhaust manifold

Thermostat

L.O. supply port ( lut h ase)

Fuel oil strainer

Fuel inje tion pump

Ro ker over

Cooling water pump

F.O. feed pump

Propeller shaft oupling

Oil dipsti k

Speed ontrol lever

Intake silen er

Gear lever

Hoisting bolt

De ompression lever

Exhaust elbow

Clut h ase

Propeller shaft oupling

BEFORE USING THE ENGINE

Fuel

Use high grade diesel oil as fuel.

Never fail to remove any dirt deposits around ap when filling.

Re ommended brands of fuel

Supplier

B.P. Diesel oil

NOTE)

Presen e of water or dust in the fuel may ause

failure of the engine and early wear of the plunger,

fuel inje tion pump, and the fuel inje tion valve nozzle.

Water and dust in the fuel tank should be removed

and lean fuel used.

(Britis h Petroleum)

Shell Diesoline or lo al equivalent

CALTEX

SHELL

MOBIL

ESSO

B.P.

Caltex Diesel oil

Mobil Diesel oil

Esso Diesel oil

Brand Name

Lubricating oil

Choose an oil with proper vis osity for the ambient temperature.

In adding lub. oil do not mix different kinds of oil. (brands and/or vis osity)

RPM Delo Multi-Servi e Oil

Delva Spe ial

Delva 20 W - 40

20W-40

B.P. Energol ICMB

Britis h

B.P. Energol DS-3

Petroleum

20W 20W 40 50

10W

Re ommended brands of lub. oil

Shell Talona Oil

Shell Rimula Oil

Shell Rotella Oil

SHELL

RPM Delo Marine Oil

Estor HD

Esso Lube HD

Standard Diesel Oil

10 W. 20/20 W

10 W

20/20 W

SAE NO.

Supplier Brand Name over 35º C

below 10º C 10-20ºC

20/20 W

20-35ºC

CALTEX

20/20 W, 10 W

MOBIL

10 W

20 W - 40

Delva 1100 Series

Delva 1200 Series

10 W 20

ESSO

B.P.

10W, 20/20W

20/20 W

10W

Amount of lub. oil

odel

Crankcase

Clutch case

Running in

The new engine must be arefully run in during the first 50 hours and not

subje ted to strain.

After the running in period, retighten any important nuts and bolts that

are loose.

2 QM 20 5.1

litres

0.5

litres

3 QM 30 7.0

litres

1.2

litres

PREPARATION

Fuel

[1-1]

Fuel tank

Fill the fuel tank

Open the fuel o k.

[1-2]

Checking fuel injection

Set the speed ontrol lever

to the FULL position and the

gear lever in NEUTRAL.

Disengage the de ompression

lever, then turn the starting

handle two or three times and

listen to the sound of fuel

inje tion.

If the proper fuel inje tion

sound annot be heard, refer

to AIR VENTING on page 14.

Fuel tank

F.O. cock

F.O. drain cock

Starting handle

De ompression lever

Lubrication oil

[2-1]

Crankcase/clutch case

Che k the oil level with the

lub. oil dipsti k and add fresh

oil until the level rea hes the

upper mark on the dipsti k.

NOTE)

Avoid both overfilling and

underfilling.

The orre t oil level an be determined

only when the boat is level.

[2-2]

Lubrication of each part

Starter hain

III

Oil dipsti k

Upper marking

Lower marking

Oil dipsti k ( lut h ase)

Oil dipsti k ( rank ase)

L.O. supply port

Chain

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