Tools And Materials Needed; Time Needed To Complete Unit 2 - SeaPerch Remotely Operated Vehicle Construction Manual

OPTIONAL PROCEDURES – FILM CANISTERS, ALTERNATE MOTOR 1, & NON-ADHESIVE PROPELLER MOUNTING
Assembly of Subsystem Two
Unit
2

Tools and Materials Needed

Tools
Eye Protection (Always Worn)
Hand Drill or Drill Press
5/64" Drill Bit
1¼" Drill Bit (Forstner Preferred)
Small Electric Skillet
Metal Cup for Melting Wax
Pliers
Wire Stripper
Flush Wire-Cutting Pliers
Locking Long-Nose Pliers
Permanent Ink Marking Pen
Ruler and Scissors
Soldering Iron and Solder
#2 Phillips Screwdriver
Fine Sandpaper or Steel Wool

Time Needed to Complete Unit 2

Total Construction Time:
Unit 2 usually requires at least 6 to 7 hours to complete. More time should be
allowed for if potting thrusters for a large number of ROVs.
Typical Allocation of Class Periods:
For standard class periods of approximately 50 minutes each, including any
necessary clean-up time, plan for at least seven periods to complete this unit.

2 periods to test, mark, and wrap the motors for potting.

2 periods to solder wires to the motors and prepare thruster housings.

1 period to pot the motors (several periods for a large number of ROVs).

2 periods to mount the propellers onto the motor shafts (more for many
ROVs, with shared tools) and attach the thrusters and tether cable.
SeaPerch ROV Construction Manual – Version 2010-04NW
The Thrusters
~40' (12 m) Tether Cable (CAT 3, 5, 5e, or 6)
3 Plastic Vials or Film Canisters, with Caps
3 12 Volt DC motors
3 Propellers
3/8" Long Pieces of 1/8" Styrene Tubing
3
~½ Wax Bowl Ring, and Petroleum Jelly
1" (2.5 cm) Butyl Rubber Tape
24" (61 cm) #22 Stranded Hook-Up Wire, Red
24" (61 cm) #22 Stranded Hook-Up Wire, Black
1 12 Volt Battery
8" (20 cm) or Longer Wood Block (2x4",
1
"2x6", or "4x4")
Electrical Tape
Rubbing Alcohol, Water, Paper Towels
6" or 8" Tie Wraps (Zip Ties)
5
2.0-2
Materials