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Note

: The Zenoah

®

 G26M 

carburetor is factory adjusted to 
deliver optimum performance. See 
the Zenoah Engine manual for 
fine-tuning adjustments and other 
helpful information to make your 
RC boating experience trouble-free.

Priming the Engine

Press the priming bulb several times until it becomes 
filled with fuel. This is not necessary if the engine 
has recently been run.

Choking the Engine

Close the choke by rotating the small yellow  
tubing extension. This is not necessary if the  
engine is warm.

Pull-starting the Engine

With an assistant holding the boat to the boat  
stand and bracing the engine with one hand, pull  
the starting cord briskly several times. Once the 
engine fires (begins to start), open the choke. 
Prolonged choking will flood the engine with fuel. 
See Section 15: Troubleshooting Guide to correct 
the flooding condition.

Note

: The engine is water-cooled. 

Refrain from running the engine 
without proper cooling water or 
engine damage will result. Carefully 
place the boat in the water as soon 
as possible after the engine has 
been started.

Section 10: Starting the Engine

1

With the transmitter antenna up, maneuver the 
Formula Hydro in an oval, turning only to the right 
at slow to medium speeds. Make certain that the 
boat and radio system are functioning correctly.

As you are running the Formula Hydro in an oval, 
watch for water being discharged from the water 
outlets on the left side of the hull. Water flowing 
from the water outlet indicates the engine is being 
properly cooled. If you do not notice any water 
coming from the water outlet, bring the boat in and 
make sure that the water cooling line or the water 
pickup located near the rudder are not clogged.

If at anytime you notice the boat and/or radio 
system are not functioning correctly, end the 
operation of the boat immediately and do not run 
the boat again until you are confident the problems 
have been corrected.

Idle the boat near shore and press the kill switch 
located on top of the cockpit as shown.

Section 11: Initial Launch of the Formula Hydro

Section 12: Stopping the Engine

Summary of Contents for 1/8-Scale Formula Hydro Unlimited Hydroplane

Page 1: ... Hydroplane Owner s Manual Specifications Length 45 25 in 1131 3mm Beam 23 75 in 593 8mm Engine Zenoah G26M and Tuned Exhaust Speed 35 mph Radio System JR XR3i FM 75MHz Officially Licensed replica of the 2006 ABRA High Points Champion ...

Page 2: ... This warranty does not cover cosmetic damage or damage due to acts of God accident misuse abuse negligence commercial use or modification of or to any part of the Product This warranty does not cover damage due to improper installation operation maintenance or attempted repair by anyone other than Horizon Return of any goods by Purchaser must be approved in writing by Horizon before shipment Dama...

Page 3: ...Center 4105 Fieldstone Road Champaign Illinois 61822 All other Products requiring warranty inspection or repair should be shipped to the following address Horizon Product Support 4105 Fieldstone Road Champaign Illinois 61822 Please call 877 504 0233 with any questions or concerns regarding this product or warranty Limited Warranty Limits of Liability cont Safety Precautions and Warnings As the use...

Page 4: ...p to keep the screws secured to the blind nuts within the sponson q 5 Carefully attach the turn fin onto the right sponson as shown and tighten the hex screws with a 3mm hex driver Section 1 Building the Boat Stand Section 2 Attaching the Turn Fin Additional Required Items Suggested Field Equipment and Supplies Contents Although the Formula Hydro comes fully assembled and ready for action you will...

Page 5: ...he transmitter q 3 Insert 8 AA alkaline batteries into the battery holder Note proper polarity q 4 Insert the battery holder in the transmitter following the directions provided with the radio system q 5 Install the battery cover back into position on the bottom of the transmitter q 6 Turn on the transmitter and confirm that the LCD illuminates indicating proper installation of fully charged batte...

Page 6: ...and fill the fuel tank with the gasoline and oil mixture Use a funnel to prevent spills If you do spill be certain to immediately wipe it up with a clean towel Important Range check your radio system before the first run of the Formula Hydro to make certain it is functioning correctly Make sure that the receiver antenna is extended properly q 1 With the boat in its stand the radio system turned on...

Page 7: ...r or engine damage will result Carefully place the boat in the water as soon as possible after the engine has been started Section 10 Starting the Engine 13 With the transmitter antenna up maneuver the Formula Hydro in an oval turning only to the right at slow to medium speeds Make certain that the boat and radio system are functioning correctly As you are running the Formula Hydro in an oval watc...

Page 8: ...e to isolate each system by pinching the appropriate water lines Water Cooled Cylinder Head and Exhaust Manifold Cooling Jacket The exhaust system is cooled independently from the cylinder head See line drawings for proper cooling line routing Do not alter the cooling line routing method Section 13 Cooling System Zenoah G26M Engine Carburetor Insulator Plate Water Cooled Cylinder Head Tuned Pipe M...

Page 9: ...ad fuel replace several minutes then dies Improper needle settings see Zenoah engine manual Overheated engine check for clogged or damaged cooling system Debris in carburetor remove clean and replace The hull of the Formula Hydro is finished using the highest quality paints and the most advanced painting methods available The base coat clear cote technique delivers an amazing shine that is as dura...

Page 10: ...0 Servo Pushrod Set PRB2561 Cover for Radio Box PRB2562 Flex Shaft PRB2266 Teflon Liner PRB2281 Prop Drive Dog PRB2283 Prop Strut PRB2282 Prop Shaft PRB2252 Rudder PRB2254 Turn Fin with Hardware PRB2259 Pipe Mount PRB2563 Tuned Pipe PRB2278 Cockpit Nuts 2 PRB2288 Nylon Washers 4 PRB2564 Brass Tube for Water Inlet PRB2251 Rudder Bracket Arm PRB2651 Water Pump PRB3254 Decals PRB2683 Clutch PRB2684 C...

Page 11: ...10488 1 2007 Horizon Hobby Inc 4105 Fieldstone Road Champaign Illinois 61822 877 504 0233 www horizonhobby com www ProBoatModels com Printed in China www ProBoatModels com Building and Operating Notes ...

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