User manual YANMAR 3YM20

[. . . ] 3YM20/3YM30 MARINE DIESEL ENGINE MODEL:2YM15/3YM20/3YM30 OPERATION MANUAL The 2YM15/3YM20/3YM30 is an EPA Certified Engine. It meets the low emission standards set by the EPA. EN California Proposition 65 Warning Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer, birth defects, and other reproductive harm. California Proposition 65 Warning Battery posts, terminals, and related accessories contain lead and lead compounds, chemicals known to the State of California to cause cancer and reproductive harm. Wash your hands after handling. Yanmar Copyright © 2004 Yanmar CO. , LTD All rights reserved. This manual may not be reproduced or copied, in whole or in part, without the written permission of YANMAR CO. , LTD. INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] To remove the cap, wait until the engine has cooled down, wrap the cap with a cloth and loosen the cap slowly. After checking, replace the cap and tighten firmly. Check that the coolant level is above the lower limit on the side of the coolant recovery tank. If the coolant level is close to the lower limit, remove the filler cap and supply fresh coolant. When the water in the coolant recovery tank runs out, remove the filler cap of the fresh water cooler and supply water until it overflows from the filler port. (See 3. 2. 4) NOTICE If the coolant runs out too often, or only the coolant in the fresh water tank drops without any change in the water level of the coolant recovery tank, there may be some leakage of water or air. In such cases, consult your Yanmar dealer or distributor without delay. Note: The water rises in the coolant recovery tank during engine operation. After stopping the engine, the cooling water cools down and the extra water in the coolant recovery tank returns to the coolant tank. EN DANGER Do not open the filler cap during operation or immediately after stopping the engine. Hot steam and (6) Check the Remote Control Handle Be sure to check that the remote control handle lever moves smoothly before use. If it is hard to operate, lubricate the joints of the remote control cable and also the lever bearings. If the lever comes out or there is play in the lever, adjust the remote control cable. OPERATION (7) Check the Alarm Devices Electric Operation When operating the key switch, check that the alarm devices work normally. (See 2. 5. 1 (4)) (8) Prepare Fuel, Lubricating Oil, and Cooling Fresh Water in Reserve Always store lubricating oil and coolant water in reserve (for at least one refill) onboard, to be ready for emergencies. Turn the key switch to start the engine. Release the key switch when the engine has started. The alarm buzzer should stop and the alarm lamps go out. D GLOW A OFF ON B C START 3. 3. 2 How to Start the Engine (1) Start the engine according to the following procedures: Electric Operation 1. Open the seacock. A OFF position B ON position C START position D GLOW position EN 2. Set the remote control lever in NEUTRAL. NOTICE Safety equipment should make it impossible to start the engine in any other position than NEUTRAL A (2) Starting at low ambient temperature If the engine is hard to start in cold weather (approx. 0°C or below), use the glow plug for easier starting. Follow steps 1 to 5 of the above procedure, and then follow the steps below. Turn the key from the OFF to the GLOW and stay there for approx. 4 to 5 seconds until the glow plug is heated up. [. . . ] Incorrect intake/exhaust valve clearance. Lubricating oil burns; excessive consumption. 3. 1. 1 4. 3. 5(4) Replenish fuel; vent air. Remove corrosion from terminal; Retighten. [. . . ]