Towfish Setup; General Rigging Notes And Cautions - Klein 3000 Series Operation And Maintenance Manual

3.5

Towfish Setup

3.5.1
Grease the waterproof connectors when attaching the connectors at the towfish.
Avoid putting excessive grease on the male pins. The silicone grease serves an
important lubricating and corrosion protection function. Use a high quality,
nonconducting grease such as Dow Corning DC-4.
When connecting the tow cable, make a general inspection of the towfish. Check
that the retaining screws securing the towfish nose cone and tail section assemblies
are tight. Check the tail fins and tow bracket assembly to be sure the retaining
screws and bolts are secure. Tail fin tether cables should be tight to the end of the
tail cone. It is important to make sure tail fins are straight and true.
Attach the shackle end of the safety cable to the bail grip on the tow cable near the
tow cable shackle and clevis pin end to the safety cable tab on the top of the
towfish near the tail. The safety cable must be taut enough so that drag, or the
likelihood of snagging, is not increased, but loose enough so that it does not
interfere with the functioning of the tow shackle.
temperature climates, protect the towfish from direct exposure to the sun prior to and
during operation.

General Rigging Notes and Cautions

CAUTION Always avoid putting excessive silicon grease on the Subcon
male pins. Apply a light coat of grease, and never put grease into the female
connectors.
NOTE The tow cable and not the safety cable must take up the strain of the
tow load
CAUTION Serious damage to the towfish electronics may occur if the
towfish is operated on deck for periods longer than fifteen minutes.
Between periods of operation, let the sonar cool for fifteen minutes. In high
Towfish Setup
3-5