Table of Contents
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Table of Contents
Related Manuals for Fiate Aviation MZ202
Summary of Contents for Fiate Aviation MZ202
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Page 2: Table Of Contents
..............................12 ............................. 13 Trouble-shooting .............................. 16 Wiring diagram Maintenance schedule ........................... 17 ......................... 18 Exploded view of the MZ202 Preliminary flight inspection ........................19 ..........................20 Engine repairs logbook Installation sketch of the MZ202 ........................21 Modifications or different mountings... -
Page 3: Warning
WARNING This is not an aeronautic approved engine. This engine has not been subjected to durability and safety tests in compliance with aeronautical standards and is not a certified engine. It is designed to be used in ULM or airplanes where engine failure will not produce serious consequences. The user must assume responsibility for all risks deriving from the use of this engine and must understand that this engine is subject to sudden failure. -
Page 4: Introduction
INTRODUCTION Congratulations on having chosen the MZ202 engine. The special design of the various components makes this a particularly lightweight, sturdy and reliable model. If it is installed correctly and serviced regularly, your engine will last for a long time and meet your requirements in full. -
Page 5: Engine Delivery
ENGINE DELIVERY Upon delivery of the MZ202, check that the components were not damaged during transportation. Free the engine from any pieces of packing material, which may still be trapped between the cylinder head cooling fins or cylinder; check that the exhaust manifold and carburetor are not obstructed. -
Page 6: Important Safety Tips
Safety is everybody’s concern. We set out here below an incomplete list of safety precautions to be taken when using the MZ202. 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 some of the risks involved with the use of this engine. -
Page 7: Technical Specifications
TECHNICAL SPECIFICATIONS Model MZ202 Type two-stroke, double-cylinder in line, reed valve engine Cooling system air cooling system, by means of forced air (fan) Direction of rotation Counter-clockwise seen from the PTO Capacity 626cc (Nikasil cylinder) Bore x stroke 76 mm x 69 mm Compression ratio 9.1 / 1... -
Page 8: Performance Diagram
MZ202 FREE AIR PERFORMANCE DIAGRAM MAIN TORQUE SETTINGS Name Cylinder head screws Crankcase screws Magneto flywheel nut M10 x 1 Cylinder nuts Spark plug M10 x 1.5 Wooden Prop fastening screw 5 + 2 Other screws or nuts 20 + 2... -
Page 9: Oil And Fuel
OIL AND FUEL Whichever brand of oil and fuel you use, please read the following which 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 care from the beginning, because the potential risk increases if impurities enter the fuel tank. -
Page 10: How To Prepare Your Fuel/Oil Mixture
How to prepare your Fuel/Oil Mixture A good method for preparing the fuel/oil mixture 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. Always use a clean approved container: make sure it is also free of condensation and that you know the exact capacity. -
Page 11: Starting Up The Engine For The First Time
STARTING UP ENGINE for the FIRST TIME AND BREAK-IN The engine must be installed and a properly loaded, which means a propeller of the correct rotation matched for max engine RPM. Also insure that the airplane is properly anchor or tied to a strong a suitable anchor which will allow full engine run-up. -
Page 12: Final Check
After the first hour of run time is complete, and engine is cooled down the cylinder head bolts must be re-torqued. And check that all other bolts are tightly fastened in accordance with the torque settings given in the table above. (Engine must be cool) FINAL CHECK After having inspected all the bolts, there is one final and extremely important component to be checked: the spark plug. -
Page 13: Adjusting The Carburetor
Wait until the head temperature reaches around 100° C (212 ° F), at this point you can use the engine up to full power checking that the CHT does not go over 260° C (500° F). When you reduce the RPM, it is normal that CHT may increase a bit for a few seconds in order to dissipate normal internal temperatures. -
Page 14: The Gear Drive
the choke is not in use. Adjust by acting on the relative tensioning device. STOP PROCEDURE Before switching off the engine, maintain a minimum 2000-2500 RPM this will allow a cool down period and allow that the CHT temperatures to reduce to 150 ° C (302° F), then reduce the throttle to minimum, wait a few seconds, and then shut down the engine. -
Page 15: Trouble-Shooting
TROUBLE SHOOTING Whatever model you choose, the engine will only function if: -good spark is produced -and you have 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. Finding the problem 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 float valve is dirty, blocked or worn. Clean or replace the float valve. The inlet manifold is leaking. Tighten the joint, replace any faulty parts.
- 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.
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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 The engine is supplied with a preassembled wiring harness. -
Page 19: Maintenance Schedule
MZ202 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 22: Engine Repairs Logbook
Engine repairs logbook Date Report of the repairs carried out...
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