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4205 SIDE SCAN SYSTEM 0021769_REV_D
4.6.1 Connect and Attach the Tow Cable to the Towfish
Figure 4-1: 4205 Towfish with Armored Tow Cable
1. Verify that the tow cable is not connected to the topside processor.
2. Attach the tail cone to the towfish and secure with four hex socket bolts provided.
3. Verify that the tow cable connector on the towfish and the female mating connector on the tow
cable are free of corrosion or dirt. If dirty, clean with an alcohol wipe.
4. Apply a thin film of silicone grease to the pins of the tow cable connector on the towfish.
5. Mate the connectors by pressing them firmly together. Do not wiggle the connectors.
6. Secure the connector locking sleeve.
7. Attach the loop of the safety grip to the shackle on the towing arm and secure the shackle bolt
with seizing wire or a tie wrap.
8. For Armored tow cable, attach the waterproof splice to the side of the tow arm with a zip tie.
Attach the coupling cable thimble to the tow arm key shackle and the other end of the coupling
cable to PMI grip. Secure PMI grip with seizing wire or zip ties and cotter pin.
For Kevlar tow cables, insert the tow cable splice into the recess in the tow arm, and secure the
splice with two tie-wraps for which holes in the towing arm are provided.
9. Verify that the dummy plug is installed on the option connector if not used.
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