Edgetech 2000-CSS, User Manual

Page: 52 / 101

3-18 3.0: SETUP AND ACTIVATION
2000-CSS COMBINED SONAR 0017423_REV_C
2. In the DISCOVER Sub-Bottom Main window, choose Sonar On from the Sonar menu. When the
sonar is off, no check mark should be present next to the menu item.
The sub-bottom transducer should stop transmitting.
3. Slowly pull in the tow cable until the towfish is just below the surface.
4.
Slow the survey vessel speed to under two knots. However, if practical, the survey vessel should
be put in neutral while the towfish is brought on board.
5. Retrieve the towfish from the water and carefully lower it on deck.
6. Disconnect the tow cable from the tow cable connector.
7.
Install the dummy plug on the tow cable connector.
8. Refer to the MAINTENANCE section for instructions on how to clean and inspect the towfish, the
tow cable and the underwater connectors after use.