Operation Manual

On-board maintenance

151

850-164385 / Rev.C

Preventive maintenance schedule

Observe the following schedule for preventive maintenance on

the SH80 sonar system. Use this information to create a

preventive maintenance log, and make sure that every

maintenance action is logged accurately.

Note: It is very important that the preventive maintenance is carried

out correctly as at the specified intervals. All guarantee is

voided unless this schedule is followed.

Every three months

1. Inspect the dust filters on the Sonar Processor Unit. Clean

the filters, or replace if required.

2. Inspect the dust filters on the Transceiver Unit. Clean the

filters, or replace if required.

3. Carry out all the necessary lubrication of the hull unit.

Every time the ship is in dock

1. Perform a close visual inspection of the sonar trunk and

the transducer.

2. If required, clean the trunk and the transducer surface for

marine growth.

3. If the hull unit has been dismounted for service or repairs,

replace all zinc anodes.