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Impulse 31

3

Specifications

length

 

31 in (787mm)

Beam

 

9 in (229mm)

Motor

 

 

A3630-1800Kv Brushless

ESC 

 

Programmable 80Amp 

Brushless with Reverse; 

Li-Po/Ni-MH switchable

Water  
Cooling 

Yes

Transmitter   

Spektrum™ DX2E 

2-Channel 2.4GHz Marine

Receiver 

 

Spektrum MR200

Battery  
Requirements 

(

 

2) 7.4V 30C+ 

Li-Po with EC3™ 

connectors or (2) 

7.2V Ni-MH with 

EC3 connectors 

Hull Material  

 

Fiberglass 

Composite

Hull Type 

 

Deep-V

Steering System   

Offset with 

Breakaway Rudder

Drive System 

 

Direct drive 

flexshaft

4 AA batteries (sold separately) are 

required to operate the transmitter. 

Recommended Tools and Materials

•  Needle nose pliers
•  Paper towel
•  Rubbing alcohol
•  Open-end wrench: 10mm (2)
•  Nut driver: 7mm
•  Phillips screwdriver: #1
•  Hex wrench: 2.5mm, 3mm
•  Clear tape (PRB0102)
•  Pro Boat

®

 Marine Grease and Gun (PRB0100)

•  (2) 7.4V 5200mAh Li-Po batteries (DYNP4000EC) 

or (2) Speedpack™ 4500mAh Ni-MH batteries 

(DYN1080EC)

•  Passport™ AC/DC Li-Po battery charger  

(DYN4066) or Prophet™ Sport  

AC/DC Peak Ni-MH battery charger  

(DYN4056)

product Inspection

Carefully remove the boat and radio transmitter from  

the box. Inspect the boat for damage. If you find  

damage is present, please contact the hobby  

shop where you purchased your boat.

Contents

Introduction

Pro Boat® RC models look as good as they perform. Our boats, which include everything from scale sailboats to 

fully licensed powerboats, exceed expectations and provide years of radio control fun and excitement. Whether your 

passion leads you towards the pure serenity of sailing or the all-out speed of a Deep-V, Pro Boat models fit your taste, 

budget and lifestyle. You can count on us to be available any time you need help—the brand is backed by Horizon 

Hobby, the world’s largest distributor of hobby-grade RC products. The Pro Boat brand will help you turn your boating 

passion into a reality, whether you’re new to the hobby or an old pro.
Please read this manual for operation and maintenance instructions.

Register your boat online at www.proboatmodels.com.

Assembling the Boat Stand 

1.  Attach the side stand pieces to the end pieces as 

shown.

2.  Use medium CA or epoxy adhesive to secure the side 

stand pieces to the ends.

3.  Allow the adhesive to dry before placing your boat on 

the stand.

Summary of Contents for Impulse 31 PRB4250B

Page 1: ...Owners Manual Bedienungsanleitung Manuel de l utilisateur Manuale dell utente PRB4250B...

Page 2: ...UTION Procedures which if not properly followed create the probability of physical property damage AND a possibility of serious injury WARNING Procedures which if not properly followed create the prob...

Page 3: ...Carefully remove the boat and radio transmitter from the box Inspect the boat for damage If you find damage is present please contact the hobby shop where you purchased your boat Contents Introductio...

Page 4: ...tem or the motor and ESC electronic speed control may overheat Ensure the trim tab panels are flush with the bottom of the boat You may desire to bend the trim tabs for wind and water conditions To ad...

Page 5: ...rew to hold the pack s Loosen the wing nut and move the pack s forward or back to adjust the center of gravity for your boat Move the pack s toward the bow so the bow rides lower in the water Move the...

Page 6: ...Switch on N See ST REV switch Steering Rate Adjusts the amount the rudder moves when the steering wheel is turned left or right POWER ST TRIM TH TRIM ST RATE Throttle Trigger Controls power to the mot...

Page 7: ...hrottle trigger to neutral The auto sensing voltage cutoff will also engage when the ESC detects low battery charge If this occurs release the throttle and recharge the boat batteries right left rever...

Page 8: ...it is moving quickly Always pilot your boat for the wind and water conditions so that the boat does not turn over When running your boat for the first time we recommend calm wind and water conditions...

Page 9: ...ghtly when adjusting the propeller strut Loosen the motor mounting screws when adjusting the propeller strut angle trim and retighten after adjustment is complete Use a 3mm hex wrench and 7mm nut driv...

Page 10: ...oat Tip Use paper or cloth to touch the flexshaft 3 Remove the drive shaft by sliding it out of the stuffing box Wipe lubricant and material from the flexshaft Lubricate the full length of the flexsha...

Page 11: ...trunner motors High timing increases both motor RPM and current draw up to 20 increase compared to low timing using the same battery pack and prop Run times will be signicantly reduced Only use High T...

Page 12: ...to other controls Throttle servo travel is lower than 100 Make sure throttle servo travel is 100 or greater Throttle channel is reversed Reverse throttle channel on transmitter Extra noise or extra vi...

Page 13: ...nds to turn one direction Rudder or rudder trim is not centered Repair rudder or adjust rudder and rudder trim for straight running when control is at neutral Vertical fins are angled incorrectly Angl...

Page 14: ...er are not prepared to accept the liability associated with the use of the Product purchaser is advised to return the Product immediately in new and unused condition to the place of purchase Law These...

Page 15: ...www horizonhobby com content _service center_ render service center NOTICE Horizon service is limited to Product compliant in the country of use and ownership If non compliant product is received by H...

Page 16: ...formation about where you can drop off your waste equipment for recycling please contact your local city office your household waste disposal service or where you purchased the product Compliance Info...

Page 17: ...Impulse 31 17 Identification of Components A K P M S E O G N D F B L...

Page 18: ...trut IM31 Q PRB4267 Flexshaft Liner IM31 R PRB4268 Battery Cover IM31 S PRB4269 Rudder Pivot Shaft IM31 T DYNM3820 80A Dual Battery Marine Brushless ESC U DYNM3830 1800Kv 6 pole Water Cooled Marine Mo...

Page 19: ...Impulse 31 19...

Page 20: ...Inc Pro Boat Impulse Dynamite Speedpack EC3 Prophet DSM DSM2 the Pro Boat logo and the Horizon Hobby logo are trademarks or registered trademarks of Horizon Hobby Inc The Spektrum trademark is used w...

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