Fiate Aviation MZ201 Instruction And Maintenance Manual

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Summary of Contents for Fiate Aviation MZ201

  • Page 2: Table Of Contents

    The reducer ..................................11 ................................13 Trouble-shooting Wiring diagram ................................16 Maintenance schedule ..............................17 ............................18 Exploded view of the MZ201 Preliminary flight inspection ............................19 ..............................20 Engine repairs logbook Modifications or different mountings Date Compared to original model...
  • Page 3: Presenting The Mz201 Engine

    Electronic ignition and variable automatic timing guarantee reliability, safety and optimum engine performance. The above features ensure the MZ201 is a complete, light-weight and reliable propulsion system. Like all high-performance engines, the MZ201 demands care and maintenance. It is vitally important to use suitable fuel and a good blend of synthetic oil for two-stroke engines with a 50:1 ratio.
  • Page 4: Introduction

    INTRODUCTION Like all high-performance engines, the MZ201 demands care and maintenance. It is vitally important to use suitable fuel and a good blend of synthetic oil for two-stroke engines with a 50:1 ratio. Proper servicing and appropriate use are essential requisites.
  • Page 5: Important Safety Tips

    Safety is everybody’s concern. We set out here below an incomplete list of the main safety precautions to be taken when using the MZ201. It would be impossible to list all the circumstances which may occur when you use this engine, but by being aware of the potential dangers, you will also reduce the risks.
  • Page 6: Technical Specifications

    TECHNICAL SPECIFICATIONS Model MZ201 Type two-stroke, two-cylinder, reed valve engine air cooling system, by means of forced air (fan) Cooling system or a propeller, depending on the type of installation Direction of rotation Counter-clockwise seen from the PTO Capacity 626cc (Nikasil cylinder)
  • Page 7: Performance Diagram

    MZ201 PERFORMANCE DIAGRAM Type:MZ201 50.00 45.00 40.00 35.00 30.00 25.00 20.00 15.00 10.00 5.00 0.00 3100 3600 4200 4700 5200 5700 6200 25.34 29.43 37.89 44.38 40.31 38.56 36.70 MAIN TORQUE SETTINGS Name Cylinder head screws Crankcase screws Magneto flywheel nut...
  • Page 8: Oil And Fuel

    OIL AND FUEL Whichever blend of oil and fuel you use, there follows some advice that will help you keep the engine in perfect running order.  The presence of impurities in the fuel is the main cause of engine failure. To prevent the fuel from being contaminated, it is necessary to take action at source, because the potential risk increases if impurities enter the fuel tank.
  • Page 9: Ground Check To Be Carried Out Before Starting Up The Engine For The First Time

    How to prepare the blend A good method for preparing the blend could prevent a good deal of problems. By adopting the same method every time, the preparation will become an automatic process that will simplify matters no end. 1. Always use a suitable container: ensure it is clean, free of condensation and that you know the exact capacity.
  • Page 10: Starting Up The Engine For The First Time And Running In

    STARTING UP THE ENGINE FOR THE FIRST TIME AND RUNNING IN The first time you start it up, run the engine at 2000 - 2500 rpm for the first 15 - 20 seconds, then run it at the lowest revs (1500 rpm) for a few seconds, before stepping up the revs to 3000 - 3500 rpm. At this point, we recommend running in the engine before using it, pushing the engine to its full potential.
  • Page 11: Final Check

    FINAL CHECK After having inspected all the bolts, there is one final and extremely important component to be checked: the spark plug. The spark plug is a sufficiently reliable indication of the carburation. Remove the spark plug and check the colour of the ceramic insulator at the electrode end. If it has turned a mid-brown colour, the carburetor has been adjusted correctly.
  • Page 12: Adjusting The Carburetor

    ADJUSTING THE CARBURETTOR Please see the separate “Tillotson” manual for high and low speed carburetor adjustment. Throttle cable - Once the throttle cable has been fitted, adjust the freeplay between the carburetor and the throttle lever by adjusting the tensioning device. - Set the throttle lever to minimum.
  • Page 13: The Reducer

    F = 5 kg When the MZ201 leaves the factory, it is already fitted with a speed reducer and the belt tension is adjusted correctly. However, during the first few minutes of use, the belt “settles” into position and loosens slightly.
  • Page 14 ALIGNING THE PULLEYS When replacing one of the two pulleys in order to change the reduction ratio and adapt it to the propeller diameter, always check that the two pulleys are perfectly aligned. A misalignment of over 0.5 mm, could shorten the life-span of the belt.
  • Page 15: Trouble-Shooting

    TROUBLE-SHOOTING Whatever model you choose, the engine will only function if: - good spark is produced, - there is a proper air/fuel mix. Often, the majority of problems arise when one of the above conditions is lacking. Get organized and follow a strict procedure in order to identify the problem. Fault finding must be a logical process.
  • Page 16 2. PROBLEM: INCONSISTENT IDLE Probable cause Remedy The starter motor is switched on. Switch off the starter motor. Badly adjusted carburetor/s. Adjust the carburetor/s. The inlet manifold is leaking. Tighten the joint, replace any faulty parts. 3. PROBLEM: THE ENGINE IS RUNNING IRREGULARLY Probable cause Remedy Check the spark plug, clean it inside and...
  • Page 17 5. PROBLEM: THE PERFORMANCE OF THE ENGINE IS UNSATISFACTORY Probable cause Remedy The recommended fuel mix has not been Check the fuel mix. used. Insufficient fuel feed. Check the fuel feed and clean the fuel filter if necessary. The air filter is dirty. Clean or replace the air filter.
  • Page 18: Wiring Diagram

    The white connector must be connected as shown in the drawing: No.2 with No.3 No.5 with 6 and 1 Connect one ground cable to the engine One ground cable to the regulator One ground cable to the battery Connect the "+" wire directly to the battery Engine must run with the switch closed - Regulator must charge with the switch closed WARNING Ensure the battery cables are securely soldered to the terminals.
  • Page 19: Maintenance Schedule

    MZ201 ENGINE MAINTENANCE SCHEDULE Checks and work to be carried out (hours) 100 125 150 175 200 225 250 1) Tighten the cylinder head screws 2) Check the starter cable 3) Check the starter ring gear 4) Check the spark plug...
  • Page 21: Preliminary Flight Inspection

    Daily checks (To be carried out as part of the preliminary flight inspection at the beginning of each flying day) Check the electrical contact is on “stop”. Remove any water contained in the fuel tank. Check the inlet manifold and the carburetor are securely fitted. Warning: a cracked inlet manifold may perforate the piston.
  • Page 22: Engine Repairs Logbook

    Engine repairs logbook Date Report of the repairs carried out...

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