Furuno CH-37 manual Filling the soundome with sonar oil

Models: CH-37

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2.Fill the soundome with sonar oil 6 cm below the top of the dome. (Use only the specified sonar oil. Use of other sonar oils may affect performance.) Reat- tach the soundome.

 

 

Frequency (kHz)

 

 

 

 

 

 

 

 

 

60

 

81

113

 

162

 

 

 

 

 

 

 

Sonar oil 4L

No

 

Yes

Yes

 

Yes

(000-824-033)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Super sonar oil 4L

Yes

 

No

No

 

No

(000-804-568)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Ball wrench

Sonar oil

5 cm

Use packing material to support soundome.

CAUTION

WORKING WITH THE SONAR OIL Precautions

Keep oil away from eyes. Wear protective gloves when working with the oil. The oil can cause inflammation of the eyes.

Do not touch the oil. Wear protective gloves when working with the oil. The oil can cause inflammation of the skin.

Do not ingest the oil. Diarrhea or vomiting can result.

Keep the oil out of reach of children.

Emergency

If the oil enters eyes, flush with clean water about 15 minutes. Consult a physician.

If the oil contacts skin, wash with soap and water.

If the oil is ingested, see a physician immediately.

Disposal of oil and its container

Dispose of oil and its container in accord- ance with local regulations. For further details, contact place of purchase.

Storage

Seal container to keep out foreign material. Store in dark place.

Figure 1-4 Filling the soundome with sonar oil

3.Shorten the main shaft by the length of Lt + 110 mm, where Lt is the length of the retraction tank. When the retraction tank length is 1 meter do not shorten the 1.17 meter main shaft.

Supplied Length: 1.17 m (2.2 m, 3.8 m)

Lt + 110 mm

Take care not to

Chamfer edge to

scratch.

protect O-ring from

 

damage.

Figure 1-5 How to shorten the main shaft

1-4

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Furuno CH-37 manual Filling the soundome with sonar oil