Furuno Network Sounder DFF3 User Manual download pdf (Page 26)

4. MAINTENANCE

4.1 Maintenance

Regular maintenance is essential for good performance. Check the items listed in the table below

at the suggested interval to help keep your equipment in good shape for years to come.

Item Check point, action Check interval

Transducer cables Check that cables are tightly fastened and are not

damaged. Refasten if necessary. Replace if dam-

aged.

Once a month

Power cable, sensor

cable

Check that these cables are tightly fastened and

not damaged. Refasten if necessary. Replace if

damaged.

Once a month

Ground Check for corrosion. Clean if necessary. Once a month

Power supply voltage Check voltage. If out of rating correct problem. Once a month

Cleaning the network

sounder’s cabinet

Dust or dirt on the cabinet may be removed with a

dry cloth. Do not use chemical-based cleaners to

clean the cabinet; they can remove markings and

damage the cabinet.

Once a month

Transducer Marine life on the transducer face will result in a

gradual decrease in sensitivity. Check the trans-

ducer face for cleanliness each time the boat is

dry-docked. Carefully remove any marine life with

a piece of wood or fine-grade sandpaper.

When vessel is

dry-docked

WARNING

ELECTRICAL SHOCK HAZARD

Do not open the equipment.

Only qualified personnel

should work inside the

equipment.

NOTICE

Do not apply paint, anti-corrosive

sealant or contact spray to coating

or plastic parts of the equipment.

Those items contain organic solvents

that can damage coating and plastic

parts, especially plastic connectors.

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Furuno Network Sounder DFF3 User Manual Page 26

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