Yanmar BY series Spezifikationen PDF herunterladen (Seite 70)

Every 250 Hours of Operation

Perform the following maintenance every

250 hours or one year of operation,

whichever comes first.

• Replacing the Fuel Filter Element

• Changing the Coolant

• Checking or Replacing the Zinc

Anodes

• Adjusting the Remote Control Cable

• Cleaning the Turbocharger

• Cleaning the Air Cleaner

Replacing the Fuel Filter Element

See Replacing the Fuel Filter Element on

page 60.

Changing the Coolant

Replace the coolant every year.

Note: If Long Life coolant is used, replace

coolant every 2 years.

1. Drain the fresh water cooling system.

See Draining the Fresh Water Cooling

System on page 80.

2. Fill the cooling system with clean

coolant. See Checking and Adding

Engine Coolant on page 34.

Checking or Replacing Zinc Anodes

Inspect and replace the zinc anodes

periodically. NOTICE: If zinc anodes are

not replaced periodically, corrosion and

engine damage will result.

1. Close the seacock.

2. Drain the seawater cooling system. See

Draining Seawater Cooling System on

page 81.

(1)

0004896

Figure 8

3. Remove all the plugs ((Figure 9, (1)),

(Figure 10, (3)), (Figure 11, (4)),

(Figure 12, (2)) and (Figure 13, (2)))

labeled ZINC (Figure 8, (1)).

4. Measure the remaining zinc in the plug.

Replace the zinc anode when it is less

than one-half its original size. See chart

for sizes.

5. Install a new zinc in a new plug.

NOTICE: NEVER use sealing tape to

install the zinc anode. The anode

must make metal-to-metal contact.

6. Install plug.

7. Open the seacock and check for leaks.

Fuel Cooler

(

1

)

0004918

Figure 9

Engine Oil Cooler

(

3

)

(

3

)

0004919

Figure 10

PERIODIC MAINTENANCE

64 6LPA Series Operation Manual

© 2007 Yanmar Marine International

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