Vac-U-Boat Vac-U-Tug Manual Download Page 1

Vac-U-Tug

 

Model Tugboat 

Hull Kit

 

For Radio Control 

 

Manufactured by Vac-U-Boat

 

1259 Humphries Rd. 

Conyers, GA 30012 

                    [email protected]             

CHOKING HAZARD

 - Small parts. Not for children under 3 years. 

 

WARNING

 - To avoid danger of suffocation, keep plastic bags away from babies and children. Do not use in 

cribs, beds, carriages or play pens. 

THESE PLASTIC BAGS ARE NOT TOYS. 

 

 

WARNING: 

Brass parts in this kit contain lead, a chemical known to the State of California to cause cancer 

and birth defects and other reproductive harm. Bronze and brass alloys can contain 

.

03% to 3

.

7% lead. 

WARNING: 

Thank  you  for  purchasing  this  Vac-U-Boat  hull  kit.

 It is easy for the novice to build in just a few 

hours. The drive system is very durable and should provide years of service with very little maintenance. 
The H.I.P.S. “High Impact Poly Styrene” hull is lightweight and strong. It is trimmed by a rubber rub rail 
that will greatly reduce the chance of damage to other boats during a collision. At full throttle, it runs at a 
normal walking pace making it easily controlled by young children without the risk to the the “adult toy 
boats” in the area.  

There  is  plenty  of  room  inside  for  your  radio  gear  and  batteries.  The  motor  draws  only  .45  Amp 

cruising at full throttle. With a two channel radio, electronic speed control & average servo use, the total 
draw can average .76 Amp. With a new, fully charged 1,500mA 7.2 volt rechargeable battery, Vac-U-Tug  
will run for 1.5 to 2.0 hours! With this setup, about 27 ounces of ballast weight is necessary. This means 
that  you  can  substitute  heavier  batteries  or  add  electronic  gear  without  overloading  the  hull.  Oilite

®

 

bearings support the stainless steel prop shaft in a custom-drawn brass stern tube. A syringe of non-toxic, 
plastic-friendly synthetic grease is included for filling the stern tube. The brass motor-prop shaft coupling 
uses an acetal plastic dogbone that has self-lubricating properties to minimize wear. The injection-molded 
rudder is cast over a solid brass shaft and supported at the rudder arm with another Oilite

®

 bearing. The 

screws are stainless steel. A DU-BRO

™ 

E/Z Connector is provided to attach the stainless steel pushrod to 

the servo . 

The  boat  can  be  painted  with  plastic-compatible  hobby  spray  paints.  Plastic-safe  paints  like  Hobby 

Enamels, Krylon 

Fusion

 or Rustoleum 2X paints are the best. Sprayed or brushed acrylics work well too. If 

you are building the boat for a young child, I recommend that you spray the boat in their favorite color 
(even  if  they  want  it  sprayed  pink)  then  apply  the  vinyl  decals  and  let  them  add  their  own  customizing 
decorations. 

Please read the following information, warnings, tips and tricks before building this model. Use caution 

with glue, the plastic bags, and small parts if children are around. Read the labels of all adhesives, paints, 
and electronics purchased for this hull. Use extreme care with hobby knives when cutting plastic. 

Remember to turn on the transmitter first, then the boat’s receiver. Mount the boat switch on the cabin 

wall so it will be easy to locate. Teach your child to turn off the boat before lifting it out of the water. Even 
a plastic prop can be hazardous to their little fingers.  

Enjoy your Vac-U-Tug. If you have any questions, you can contact me at [email protected]

 

 

 

 

 

 

 

 

 

 

              

Phil Pace 

 

Length: 22.5 in.   Beam: 7 in.   Draft: 2-3/8 in.   

TM 

Summary of Contents for Vac-U-Tug

Page 1: ...tteries or add electronic gear without overloading the hull Oilite bearings support the stainless steel prop shaft in a custom drawn brass stern tube A syringe of non toxic plastic friendly synthetic...

Page 2: ...Pilot House Roof to the Pilot House and for the Stack to the Deck Gorilla brand Super Glue has a medium consistency and works well If you are inexperienced with CA Glue those small metal tubes of Mode...

Page 3: ...SCREWS 100 GRIT SANDPAPER SERVO TRAY SCREW REINFORCEMENT STRIPS DECK PILOT HOUSE HATCH COVER PILOT HOUSE ROOF STACK BOAT STAND MOTOR SHAFT COUPLING ASSY RUDDER RUDDER BEARING SKEG SKEG SCREWS RUDDER A...

Page 4: ...if your ESC is designed for the additional voltage 4 A safe charger for your battery Wall chargers or more expensive peak detection chargers will do fine Never charge a battery without constant super...

Page 5: ...e puddles of epoxy parts A B 14 After mixing fold in the same volume of filler material I m using Talcum Powder The filler makes the epoxy less brittle after it cures Put the filled epoxy on the botto...

Page 6: ...ner on each side of the floor ribs as shown These are the Servo Tray Screw Reinforcing Strips They provide a better anchor for the screw threads Drill 3 32 inch holes at the 4 marked Servo Tray holes...

Page 7: ...he area inside the Hull below the marked line Sand the areas around the rudder and prop shaft holes Practice setting the Hull Liner into the Hull for the next step If you are in a hurry you can CA the...

Page 8: ...lar weights will help hold down the Liner until the epoxy has cured Insert bow first trying to avoid touching the sides of the Hull with the Hull Liner While you are waiting on the Hull epoxy to cure...

Page 9: ...urves by taking shorter snips If the edge is uneven you can sand the cut edge Sharp corners should be started with a razor using a rocking motion until the blade cuts into the plastic Now break off th...

Page 10: ...w continue drilling into the reinforcement using the hole in the Skeg as a guide to keep your drill centered Tighten both Skeg screws The Rudder should turn freely without binding The Skeg and Rudder...

Page 11: ...e shafts appear to be aligned Center the Motor Mount between the raised side ridges of the Liner Mix a pair of 1 inch circles of epoxy but do not add the filler yet Put a couple of drops of the epoxy...

Page 12: ...motor and Alignment Clip Sand the bottom and bottom edges of the Motor Mount Mix the last batch of filled epoxy Make sure the third layer is still lower than the top of the bearing Put filled epoxy i...

Page 13: ...ay as shown Re install the Servo Tray The stern of the boat is on the right in this photo Press the Rudder Arm onto the Rudder Shaft Align the rudder and tighten one set screw against the flat on the...

Page 14: ...er as shown Attach the ESC and the Receiver to the tray The servo is channel 1 the ESC is channel 2 115 117 118 119 120 Align the rudder as shown Now tighten the screw on the E Z Connector while holdi...

Page 15: ...ent hole in the center of the marked area 128 Remove the Hatch Cover and press the strips to set the adhesive I tested with a smaller battery To ballast the boat I install the battery I plan to run in...

Page 16: ...filler The rear ballast is a often a little larger than the front Mark the center of the curve of the bow on a piece of tape 140 The bow should set just below your mark The stern about 1 8 below the t...

Page 17: ...3 paper clips as shown They will keep the stern of the Deck from sticking to the Hull too soon 152 Remove the Coupling cover While the epoxy is still wet check the arrangement of the front ballast Cu...

Page 18: ...on the Deck Hull joint to cure tape the rear hatch in place At the bow gently pull it around the bow and start a vertical cut with a hobby knife Notice the clamps are not jammed against the hull They...

Page 19: ...The second coat will take longer to flash than the first Be patient Practice on a scrap stood on it s end Your goal is to get coverage without runs Avoid spraying enamel on very humid days Humidity c...

Page 20: ...the Stern Tube Bearing Rotate the prop to distribute the oil wipe off the excess After running tilt the boat toward the Bow and blot out any water that was hiding under the floor Even if you find no w...

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