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CYLINDER/PISTON/CRANKSHAFT PARTS LIST

Key # 

Description 

Stock #

  1 

Spark Plug NGK CMR6A 

FJIG7475

 2 

Cylinder 

Set 

FJIG4382

  3 

Hex Bolt 5x18mm/S (4) 

FJIG8290

 4 

Cylinder 

Gasket 

FJIG4291

  5 

Piston Ring (2) 

FJIG6651

 6 

Piston 

Set 

FJIG6362

 7 

Piston 

Pin 

FJIG3446

  8 

Piston Pin Retainer (2) 

FJIG6509

  9 

Water Jacket Complete 

FJIG8721

 10 

Screw 

3x8mm 

FJIG7160

 11 

Crankshaft 

Complete 

FJIG4091

  12 

Needle Bearing F-910 1.4x8.5mm 

FJIG6149

  13 

Woodruff Key 3x13x4.5mm 

FJIG7660

 14 

O-ring 

G45 

FJIG6251

  15 

Spark Plug Cap Assembly 

FJIG7500

 16 

O-ring 

G30 

FJIG6252

  20 

Ignition Coil Complete 

FJIG7313

  28 

Hex Bolt 4x18mm/WS (2) 

FJIG8220

19

REPLACEMENT PARTS

To order replacement parts for the Fuji-Imvac BT-28M, use the order numbers in the 

Replacement Parts Lists

 that follow. 

Replacement parts are available only as listed. Replacement parts are not available from Product Support, but can be 
purchased from hobby shops or mail order/Internet order fi rms. If you need assistance locating a dealer to purchase 
parts, visit 

www.greatplanes.com

 and click on 

“Where to Buy.”

CRANKCASE PARTS LIST

Key # 

Description 

Stock #

  14 

Crankcase Assembly BT-28 

FJIG3881

  15 

Oil Seal TB 12227 (2) 

FJIG6300

  16 

Ball Bearing 6001 CE (2) 

FJIG3080

  17 

Crankcase Gasket  

FJIG3921

 18 

Shim 

0.2 

FJIG7350

 18 

Shim 

0.3 

FJIG7380

  24 

Magneto Rotor 60mm 

FJIG5720

 25 

Washer 

8mm 

FJIG8680

  26 

Hex Nut 8mm 

FJIG8520

  32 

Hex Bolt 5x18mm/S (3) 

FJIG8290

  55 

Starter Pulley Assembly 

FJIG7139

 56 

Starter 

Pawl 

FJIG7141

  57 

Starter Pawl Spring 

FJIG7142

FUJI-IMVAC BT-28 MARINE ENGINE EXPLODED VIEWS

Summary of Contents for Rio 51

Page 1: ...o not recommend using a rubber blow up raft 5 The engine and exhaust system become very hot during operation Avoid coming in contact with any part of the motor cooling system or exhaust during or afte...

Page 2: ...rolled by radio signals which are susceptible to possible interference from other R C transmitters paging systems or other electrical noise Before turning your radio transmitter and receiver on make s...

Page 3: ...e and proof of purchase date please include a complete written explanation detailing the problem s Please include your name return address and daytime phone number so that you may be reached if needed...

Page 4: ...power full throttle for extended periods of time while breaking in your engine It s best to break in the engine using a variety of throttle settings Make sure that the engine has adequate cooling Wit...

Page 5: ...1 ON OFF Switch 2 Servo Reversing Switches 3 Power Light LED 4 Dual Rate Adjustment Knob 5 Steering Trim Knob 6 Throttle Trim Knob 7 Throttle Trigger 8 Steering Wheel INSTALLING THE TX BATTERIES 1 Sli...

Page 6: ...e batteries are low and need to be replaced INSTALLING THE RX BATTERIES 1 Locate the cowl locks at the rear of the hatch Turn the lock 1 4 turn to remove the hatch 2 Using a standard screwdriver remov...

Page 7: ...the antenna in to the point it is even with the back side of the cover 6 Place four 4 new AA batteries into the receiver battery holder Be sure to follow the polarity diagram molded into the battery h...

Page 8: ...screwdriver carefully pry the retainer over the tabs INSTALLING THE RUDDER BLADE 1 Remove the 3mm and 4mm nuts and bolts from the rudder pivot bracket 2 Insert the rudder into the rudder control arm a...

Page 9: ...ove the steering wheel to the right The back rudder should move to the right If this is not the case simply move the steering servo reverse switch located on the front of the transmitter 2 to the othe...

Page 10: ...osition Note You might have to readjust the position of the throttle arm of the throttle servo to properly get the carburetor to match the pictures INSTALLING THE PROPELLER 1 Use a 10mm wrench to remo...

Page 11: ...or left Adjust the steering trim knob 5 on your transmitter until the boat runs in a straight line when the steering wheel is at neutral When finished running push back on the throttle trigger to stop...

Page 12: ...n Your B LSN is adjusted is too rich Close it 1 8th of a turn and try again Problem Engine stops at full throttle Engine sags when accelerated rapidly Engine sags with the boat at full speed Solution...

Page 13: ...inner strut assembly with shaft out of the boat Wipe away any oil and grease Re grease the shaft using GrimRacer Speed Grease Re install the shaft and inner strut housing making sure the two 4mm screw...

Page 14: ...ng on the type of handling you are looking to achieve Neutral PropellerThrust This setting provides thrust without letting it affect the ride attitude of the hull the bow s tendency to ride up or down...

Page 15: ...osing the front bouncing up and down Bending them up will make for a looser faster ride but at the same time make the boat unstable It is best to make small adjustments one at a time You can use a lar...

Page 16: ...a corner are especially dangerous Cutting across a wake when entering a corner can cause the boat to hook spin out Racing other boats through a corner may be a competitor s greatest challenge especia...

Page 17: ...nation to make the races more interesting Usually smaller courses will provide more action and excitement The length of the races can be determined by a set number of laps around the buoys for example...

Page 18: ...Up Bracket AQUB9270 Tank Bungee Cord AQUB9275 Transom Hardwood Mounting Plates AQUB9523 Rear View Mirrors AQUB9524 1 4 Drive Dog AQUB9525 Water Cooled Manifold 26 to 28cc AQUB9526 Turn Fin Transom Lar...

Page 19: ...r the Fuji Imvac BT 28M use the order numbers in the Replacement Parts Lists that follow Replacement parts are available only as listed Replacement parts are not available from Product Support but can...

Page 20: ...Washer 5mm 2 FJIG8605 9 Carburetor Set WT822 FJIG3286 10 Funnel Complete FJIG7640 RECOIL STARTER PARTS LIST Key Description Stock 0 Recoil Starter Assembly FJIG7149 2 Starter Handle FJIG7143 3 Rope Gu...

Page 21: ...Purge Cover FJIG3020 10 Diaphragm Cover FJIG4520 11 Priming Body FJIG6210 12 Valve Spring FJIG8525 13 Needle Valve FJIG6240 15 Valve Hinge FJIG7540 16 Hinge Pin Set Screw FJIG5130 17 Hinge Pin FJIG510...

Page 22: ...luded 2 channel radio are factory installed And AquaCraft adds many premier accessories from their GrimRacer line a machined aluminum surface drive strut assembly adjustable anodized FE rudder stainle...

Page 23: ...he factory installed strut assembly it can be angled slightly or moved up and down The aluminum turn fin and deep water rudder are strong and lightweight and a water pick up in the rudder channels coo...

Page 24: ...visit our web site at www aquacraftmodels com or call www aquacraftmodels com or call 1 800 682 8948 and mention code 99K36 1 800 682 8948 and mention code 99K36 www aquacraftmodels com www aquacraft...

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