Weekly Maintenance Checklist; Long Term Maintenance Checklist - Klein 4900 Series Operation And Maintenance Manual

4-2
CHAPTER 4 Equipment Maintenance
Keep the tow cable plugged into the towfish, or use dummy plugs on the tow
4.
cable and towfish to keep the connectors from exposure to the salt
atmosphere. Remember to put a thin film of silicone grease, such as
Dow-Corning 4, on the rubber portion of the underwater connector every time
the towfish is disconnected. Avoid getting too much grease on the metal pins
of the connector; a very light coating is sufficient.
Check that all of the screws on the towfish are tight.
5.
4.2.2
Perform the following maintenance steps at the end of each week's operation:
1. Turn off the power to the SP-III TPU and the laptop computer, or the Rack
Mount TPU and the SonarPro Workstation.
Check all cables for abrasion and damage. If any wear spots are noticed, clean
2.
them with fresh water, dry them, and wrap them carefully with electrical tape,
such as Scotch #88 or #33. If there is wear or fraying in any of the cables in an
area subject to high tension, repair or replace the cable.
3. Inspect and clean the system plugs and jacks.
Inspect the towfish for signs of corrosion or other damage.
4.
Check the underwater connectors on the towfish. The contacts should be clean
5.
and shiny. Contacts may be cleaned with a rubber pencil eraser or very fine
emery paper.
4.2.3
Perform the following maintenance steps at six month intervals, or more
frequently when continued long term usage is occurring.
Turn off the power to the SP-III TPU and the laptop computer, or the Rack
1.
Mount TPU and the SonarPro Workstation.
Thoroughly clean the SP-III TPU or Rack Mount TPU, cables and towing
2.
equipment. Clean the top and outside surfaces of the SP-III TPU or Rack
Mount TPU using a cloth dampened with fresh water. Use a small amount of
detergent if necessary. Do not let dirt and salt deposits accumulate on the
SP-III TPU or Rack Mount TPU.
3. Remove the nose and tail cones of the towfish and check that the connectors
are firmly seated. Use a thin film of silicone grease on all external connectors.
Make sure the transducer leads are free from cuts or abrasion.
4. Follow the instructions in the manufacturer's manual for any necessary
cleaning and maintenance of the laptop computer.
Series 4900 Sonar System Operations and Maintenance Manual

Weekly Maintenance Checklist

Long Term Maintenance Checklist

P/N 11210091, Rev. 02