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TOP F OUR ST RO KE ENG INE S
270°
ROTO 85 FS -
OPERATING INSTRUCTIONS
OPERATING INSTRUCTIONS

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Summary of Contents for Roto 85 FSi-270

  • Page 1 TOP F OUR ST RO KE ENG INE S 270° ROTO 85 FS - OPERATING INSTRUCTIONS OPERATING INSTRUCTIONS...
  • Page 2: Table Of Contents

    Operating instructions ROTO 85 FSi 270° ROTOmotor Ltd., Czech Republic - Europe ROTOmotor Ltd., Czech Republic - Europe CONTENTS 1. Introduction ..........3 2.
  • Page 3: Introduction

    The engine has already been tested and started by the manufacturer, everything is fine and it works as it should! The engine is basically adjusted and tested with a 25/12 propeller fitting and ROTO FS 2in1 exhausts. Safety instructions •...
  • Page 4: Package Contents

    Standard package contents: ROTO 85 FSi - 270° ......1 x 2. Ignition ROTO 85 FSi - 270° ....2 x 3.
  • Page 5: Mounting

    Operating instructions ROTO 85 FSi 270° ROTOmotor Ltd., Czech Republic - Europe ROTOmotor Ltd., Czech Republic - Europe Mounting The engine mount To mount the engine in the model, we will use steel strength bolts and lock nuts. We will use large washers under the nuts due to the pressure distribution on the engine mount, so that mount is not dented.
  • Page 6: Carburetor

    Operating instructions ROTO 85 FSi 270° ROTOmotor Ltd., Czech Republic - Europe ROTOmotor Ltd., Czech Republic - Europe Carburetor A suction nozzle is mounted on the carburettor. We must ensure a sufficient air supply for the correct operation of the engine. Do not cover it! Do not remove the nozzle, do not modify it! It‘s part of the engine, and the correct...
  • Page 7: Waste Output

    Operating instructions ROTO 85 FSi 270° ROTOmotor Ltd., Czech Republic - Europe ROTOmotor Ltd., Czech Republic - Europe Waste output Then install the lubrication waste oil hose on the rear cover of the engine. To seal it we use Loctite AA 326 glue or similar to seal the thread.
  • Page 8: Exhaust Pipes

    ± 10° Silicone pipes* are used to seal the transition between the exhaust pipes and the ROTO exhausts, or between the extension pipe and the ROTO FS exhaust. ROTO extension pipe and exhaust not included! When mounting on the extension pipe or exhaust, the silicone pipe* must be secured with a cable tie* on each side of the hose to seal the connection well.
  • Page 9 Operating instructions ROTO 85 FSi 270° ROTOmotor Ltd., Czech Republic - Europe ROTOmotor Ltd., Czech Republic - Europe 4.7 Montáž vrtule It is very important to mount the propeller correctly. 6 strength screws are used for this purpose. Tighten them evenly! The propeller must be regularly checked and tightened, espe- cially when using a new wooden propeller.
  • Page 10: Ignition

    Operating instructions ROTO 85 FSi 270° ROTOmotor Ltd., Czech Republic - Europe ROTOmotor Ltd., Czech Republic - Europe Ignition Ignition installation Ignition installation is an integral part of installing an engine in an aircraft. Place the ignition in a suitable place where there is no risk of excessive heat from the cylinder heads or the exhaust system.
  • Page 11: Engine Lubrication

    Operating instructions ROTO 85 FSi 270° ROTOmotor Ltd., Czech Republic - Europe ROTOmotor Ltd., Czech Republic - Europe Engine lubrication Engine lubrication is provided by adding oil to gasoline in a ratio of 1:50. For easier application, use this table: Use gasoline 95 - 98 okt.
  • Page 12: Settings

    Operating instructions ROTO 85 FSi 270° ROTOmotor Ltd., Czech Republic - Europe ROTOmotor Ltd., Czech Republic - Europe Settings The valves adjustment For the operation and long-term operation of the engine, the correct valve clearance must be checked after the first 2-3 hours of operation.
  • Page 13 Operating instructions ROTO 85 FSi 270° ROTOmotor Ltd., Czech Republic - Europe ROTOmotor Ltd., Czech Republic - Europe Adjusting the first cylinder head Adjusting the first cylinder head Adjusting the second cylinder head Valves adjustment Suction valve ........0,1 mm Exhaust Valve ........
  • Page 14: Carburetor Settings

    The motor has been adjusted on the bench. Must be loosen the stop screw to avoid damaging the servo. ROTO recommends removing Stop Screw and idle rpm keep by your TX Adjusting servo / idle The idle speed is set to 1200 ± 200 RPM by the deflection at the servo.
  • Page 15: Starting The Engine

    Operating instructions ROTO 85 FSi 270° ROTOmotor Ltd., Czech Republic - Europe ROTOmotor Ltd., Czech Republic - Europe Starting the engine Remember to check the correct function of the on-board system before each start by testing the range of the transmitter.
  • Page 16: Spare Parts

    Operating instructions ROTO 85 FSi 270° ROTOmotor Ltd., Czech Republic - Europe ROTOmotor Ltd., Czech Republic - Europe Spare parts 03-0145X 03-0135 03-0145 N0025L 03-0144 03-0147 03-0200 03-0097A N0017 03-0127 03-0171 03-0219 03-0119N 03-389A 03-0187 N0011 PROJEKT XXXXX POLOTOVAR XXXXXX DO VÝROBY...
  • Page 17: Accessories

    Operating instructions ROTO 85 FSi 270° ROTOmotor Ltd., Czech Republic - Europe ROTOmotor Ltd., Czech Republic - Europe 03-0389a ..........Complete gasket set •...
  • Page 18: Warranty Card

    Operating instructions ROTO 85 FSi 270° ROTOmotor Ltd., Czech Republic - Europe ROTOmotor Ltd., Czech Republic - Europe Warranty card Name of a product: Type: Serial number: Date of purchase: Dealer’s name, address: Stamp: ROTOmotor manufacturer of top four-stroke engines...
  • Page 19 Operating instructions ROTO 85 FSi 270° ROTOmotor Ltd., Czech Republic - Europe ROTOmotor Ltd., Czech Republic - Europe This product has been tested, inspected and inspected for sale for 24 months from the date of sale. The warranty covers defects that occurred during the warranty period due to an error in the production or materials used.
  • Page 20 Developed in the Czech Republic Kontakt / technická podpora rotomotor@rotomotor.cz ROTO engines Ltd. Zbecnik 259 +420 491 485 100 Hronov 549 31 Czech Republic www.rotomotor.cz FOllOw uS On SOcial media...

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