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Vittorazi Motors MOSTER 185 EFI User Manual

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MOSTER 185 EFI
User manual
Release V1/2024.
Valid for MY24 version.

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Summary of Contents for Vittorazi Motors MOSTER 185 EFI

  • Page 1 MOSTER 185 EFI User manual Release V1/2024. Valid for MY24 version.
  • Page 2 Moster 185 EFI - User manual - V1/2024...

  • Page 3: Table Of Contents

    4.7 Belt tensioning 5 Safety first, check it 5.1 Maintenance schedule 5.2 Tightening values 5.3 Pre-flight checklist 5.4 Spare parts 6 Warranty 6.1 Warranty limits 6.2 Warranty procedure 6.3 Warranty coverage 6.4 Contacts Moster 185 EFI - User manual - V1/2024...

  • Page 4: Introduction

    All the components of Vittorazi Motors are checked and tested in a process of industrial quality control before the assembling. Then by sampling the complete motors are checked to assure the functionality of all the parts through a complete test of twenty minutes on the bench.
  • Page 5 Reading tips: Attention, warning, danger, risk Any situation or condition which may result in a serious danger Recommendation, caution, important advice Moster 185 EFI - User manual - V1/2024...

  • Page 6: Be Careful! Read It Completely

    • Vittorazi Motors and its distributors decline any direct or indirect responsibility related to this kind of activity. By using a new engine, the owner agrees that these terms and conditions have been accepted at the time of purchase of the product.
  • Page 7 LiPo batteries are high-tech products but potentially dangerous to property, animals or people, especially if used improperly or without experience. It is strongly recommended that you carefully read the section on the use and handling of this battery. Moster 185 EFI - User manual - V1/2024...

  • Page 8: Moster 185 Efi: What Is It

    3 Moster 185 EFI: What is it? Moster 185 EFI is a single cylinder, two-stroke piston engine, indirect fuel injected type, air-cooled and fuelled with a mixture of gasoline and oil. Power is transmitted from the crankshaft to the propeller shaft through a reduction ratio with poly V-belt system.

  • Page 9: Technical Data

    Exhaust pipe Double joint system with bronze bushings, double rib reinforcement system, “Db-killer” chamber and silencer pipe in carbon fibre Propeller Counter-clockwise rotation Weight 16,9 kgs The table follows in the next page Moster 185 EFI - User manual - V1/2024...
  • Page 10 Propeller used is an approved Helix propeller, 140 cms diameter, 2 blades. @ 9.9 °C, 71.0% RH, 992.7 mbar, Thrust [kg] EGT [°C] 140 cms propeller, 2 blades. [RPMx1000] [RPMx1000] CHT [°C] Fuel consumption [L/h] 12,0 10,0 [RPMx1000] [RPMx1000] Moster 185 EFI - User manual - V1/2024...

  • Page 11: Battery

    51 mm Cell type Number of Thickness 41 mm cells 14,8 V Discharge rate 35 C Voltage Max burst 3300 mAh 55 C (181,5 Ampere) Capacity discharge rate 0.60 kg Charge rate Weight Moster 185 EFI - User manual - V1/2024...

  • Page 12: Battery Charging

    Lithium batteries can therefore be dangerous if not used with proper precautions. To reduce the number of charging cycles and increase the battery lifetime, it is recommended not to charge the battery when the charge level is above 70%. Moster 185 EFI - User manual - V1/2024...

  • Page 13: Battery Warnings

    2. Place the battery in a safe, open area away from flammable/combustible materials and monitor the battery for at least 15 minutes. Observe for any swelling of the battery and/or an unnatural increase in heat. These are signs of internal damage. Moster 185 EFI - User manual - V1/2024...
  • Page 14 By purchasing these products, the buyer assumes all responsibility for the risks listed below, agreeing not to hold manufacturers, distributors, or retailers in any way responsible for any accidents to property, animals or persons. Moster 185 EFI - User manual - V1/2024...

  • Page 15: How To Use It

    1/2,87 140 cms (prop. H30F 1,40m L-NMM-05-2) The operation of the Moster 185 EFI engine is determined by the coupling with the correct propeller. All the EFI parameters have been calibrated and optimized with the correct coupling between the engine and the approved propeller.
  • Page 16 Fast acceleration propeller approved from Vittorazi, does not require a spacer between the hub and the propeller. Moster 185 EFI - User manual - V1/2024...
  • Page 17 Be sure that the screws are suitable to the propeller in use: the thread of the screws is inserted in the hub for at least 12 mms for carbon propellers. Moster 185 EFI - User manual - V1/2024...
  • Page 18 Engine safety and reliability are given by the long endurance tests (200 hours) performed in extreme conditions with the approved propellers, to check if there are any critical issues before the production. Moster 185 EFI - User manual - V1/2024...
  • Page 19 Airbox system (airbox, sleeve, safety devices). • More. In case of damage of the propeller, replace it immediately with a propeller guaranteed by Vittorazi Motors. Replace in any case all screws of the propeller. Moster 185 EFI - User manual - V1/2024...

  • Page 20: Fuel

    4.2 Fuel Moster 185 EFI engine requires a mixture of gasoline and oil to operate. Choose an open, ventilated, clean location away from dust, sand, grass and any foreign bodies that may come into contact with the mixture. If possible while refuelling, filter the mixture. Make sure that the fuel tank, filter and funnel, are always perfectly clean.

  • Page 21: Software Use And Setting

    Move the battery switch to ON in order to turn on the ECU. 4.3.2 Initial test operations following ECU – On When the ECU is turned on, the display will sequentially show "Welcome in Vittorazi Motors" and "Please Wait! Test in Progress".

  • Page 22: Fuel Line Filling

    Even with the engine running and the “Run” screen in view, it is possible to change the amount of fuel on board by simultaneously pressing the "Enter" and "▲" or "▼" keys. Moster 185 EFI - User manual - V1/2024...

  • Page 23: Basic "Run" Screen

    0 ÷ 820 [°C] Motor speed: - Alternated each 3 second: 0 ÷ 10.000 [rpm] Time remaining [h:mm] - Caution messages Battery value: Fuel flow: EGT: 0 ÷ 100% [L/h] 0 ÷ 820 [°C] Moster 185 EFI - User manual - V1/2024...
  • Page 24 Although shown on the "Caution" page, this is to be considered a "Warning". The pilot must land as soon as possible, because the ECU is not able to read the throttle position. Moster 185 EFI - User manual - V1/2024...
  • Page 25 Fuel: is shown when the estimated amount of fuel inside the tank is less than 0.5L. - Wait: is shown for 2 seconds after the engine is started. During this waiting time, if the engine speed exceeds 3.500 rpm, the engine is switched off for safety reasons. Moster 185 EFI - User manual - V1/2024...

  • Page 26: Full Screen Messages

    It can be muted by switching off the battery or by moving the throttle to full throttle for two seconds. With this message on the display the Engine cannot be started. Moster 185 EFI - User manual - V1/2024...
  • Page 27 When the CHT exceeds 208°C, the ECU system generates a small engine speed reductions that last a fraction of a second, without compromising the flight dynamics, just to call the pilot's attention. This safety function disappears when the speed is reduced below 7400 rpm. Moster 185 EFI - User manual - V1/2024...
  • Page 28 Check that the battery is an original Vittorazi battery, otherwise replace the battery. 9) Maintenance time This Caution message is shown ones the “Time to engine service reset” have been reached since the last general maintenance. Contact your dealer. Moster 185 EFI - User manual - V1/2024...

  • Page 29: Data Menu

    Accessible for aircraft manufactures, dealers, professional people dealing with Vittorazi Motors and factory. ● Accessible for professional people dealing with Vittorazi Motors and factory. To change the parameters press the “Enter” and “+” or “-“ keys simultaneously. 1) Air fuel mixture.
  • Page 30 These values are related to a check performed on the ground, at an altitude between 0 and 1000 m above sea level and with the engine warmed (CHT ≥ 80° C). The rpm value shown in the screen is the engine angular speed divided by 1000. Moster 185 EFI - User manual - V1/2024...
  • Page 31 Numerical value of fuel flow rate. This value can range from 1 to 60. The Moster 185 EFI default value is 27 (Two/three points up or down is sufficient to appreciate the change at engine idle speed). Moster 185 EFI - User manual - V1/2024...
  • Page 32 ●● This function allows the engine acceleration to be fine-tuned by adapting the EFI system to the propeller type. The acceleration value can range from 20 to 35 (Moster 185 EFI default value is 30). 10) Battery type ●● Select the type of battery used. This function, if required, should be performed within 25 seconds after the EFI system completes the test operations performed at power-up.
  • Page 33 (do not press the “Enter” button). At the next engine start, let the engine idle until the "Wait" message on the display disappears. 15) Max pump voltage ● Maximum pump supply voltage allowed by the system. Moster 185 EFI - User manual - V1/2024...
  • Page 34 Nominal value of rpm at the minimum operating speed of the motor. The system automatically creates a window of -600 / +400 rpm within which the engine is still considered to be at idle speed. The default value for the Moster 185 EFI is 2,200 rpm. 17) Ambient pressure ●...
  • Page 35 It becomes operational only when out of the "DATA" menu and after turning the battery off and on again. 22) Exit It allows to exit the data menu and return to “Run” screen. Moster 185 EFI - User manual - V1/2024...

  • Page 36: Info Menu

    Amount of fuel used in the current or last registered flight in liters, deciliters, centiliters and milliliters It is reset every time the engine is started. The last recorded fuel value remains in memory even after the battery is switched off and on. Moster 185 EFI - User manual - V1/2024...
  • Page 37 Values can range from 0 to 999 hours. 8) Total fuel used The total value of fuel used in liters. 9) Total max temperature The value of maximum EGT reached during the engine life. Moster 185 EFI - User manual - V1/2024...
  • Page 38 When this value reaches zero, an alarm is shown at the end of the EFI test cycle. This can be reset by pressing the "Enter" key or pushing stick at maximum. 13) Air signal value The air rotary valve position in millionths of a second. Moster 185 EFI - User manual - V1/2024...
  • Page 39 18) Engine type and ECU number The type of engine to which the software refers is shown in the top row and the ECU sequential number in the bottom row. Moster 185 EFI - User manual - V1/2024...

  • Page 40: Hidden Functions

    The following alarms can be reset with the throttle lever raised to maximum: EFI inactivity for more than 5 minutes. EGT probe signal interrupted or short-circuited message. CHT probe signal interrupted or short-circuited message. High fuel pressure in the fuel return line message. Moster 185 EFI - User manual - V1/2024...

  • Page 41: Troubleshooting

    3.3. If the power reaches the input ends of the relay but does not reach the output ends of the relay, replace the relay. 4. Check for continuity between the star/stop button and the 2-pin throttle connector. Moster 185 EFI - User manual - V1/2024...
  • Page 42 4. Perform an injector test min and an injector test max (See maintenance manual chapter 3.4 Fuel injection line) and follow the procedures indicated based on the results. The problem could be related to a component inside the Full Integrated Unit (FIU). Contact your dealer. Moster 185 EFI - User manual - V1/2024...

  • Page 43: Software Updates

    V5.b – 25/01/2024 Upgrade of the test bench interface. Time for engine service reset equal to 50h instead of 100h after first engine service reset at 100h. Display: • V2.h – 12/06/2023 Release version. Moster 185 EFI - User manual - V1/2024...

  • Page 44: Start And Stop

    To switch off the engine, press the start/stop button and hold it down until the engine is completely stopped. If the start/stop button is released before the engine is completely stopped, the shutdown procedure is aborted and the engine remains running Moster 185 EFI - User manual - V1/2024...

  • Page 45: Engine Warm Up

    Keep FULL throttle NOW the engine is ready to fly Be careful. The thrust generated by the propeller can be sudden and must be ensured with the right procedure when warming up the engine. Moster 185 EFI - User manual - V1/2024...

  • Page 46: Break-In Procedure

    Oil 2,5 % or 40:1 Motul710 From 1 to 15 litre of fuel Oil 2,0 % or 50:1 Motul800 Oil 2,0 % or 50:1 Motul710 After the 15 litre of fuel Oil 1,5 % or 50:1 Motul800 Moster 185 EFI - User manual - V1/2024...
  • Page 47 Do not keep the engine at max RPM for more than 30 seconds or do not keep constant RPM for a long time. Gradual accelerations and releases are recommended. Regular use Use engine with mixture of oil 2,0 % Motul710 or 1,5 % Motul800. Moster 185 EFI - User manual - V1/2024...
  • Page 48 All installed components (engine fixing, electrical system, fuel line system, instrumentation, other parts). Carry out the above operations in accordance with the installation, user and maintenance manual and under the supervision of authorized personnel. Moster 185 EFI - User manual - V1/2024...

  • Page 49: Belt Tensioning

    When installing a new belt, refer to the chart values for the first tensioning (500-520 Hz), then carry out a tensioning check after 2 hours of operation (430-450 Hz). Moster 185 EFI - User manual - V1/2024...

  • Page 50: Safety First, Check It

    Lubricate with WD-40 Note: 1) or after a year, whichever comes first. 2) or after 500 cycles, whichever comes first. 3) or after 300 charging cycles or 3 years, whichever comes first. Moster 185 EFI - User manual - V1/2024...
  • Page 51 (tightening) Spark plug Spark plug cap Airbox Snaplock Airbox Airbox sponge and sleeve Fuel injector Fuel injector connector Fuel injector test Pump value min test The table follows in the next page Moster 185 EFI - User manual - V1/2024...
  • Page 52 Fuel injector pipes Fuel tank pipes Rubber mountings (FIU, engine, exhaust) ECU signal wiring ECU supply wiring Electric starter wiring RJ-45 cable CHT sensor EGT sensor Battery The table follows in the next page Moster 185 EFI - User manual - V1/2024...
  • Page 53 ���� Exhaust manifold with springs Soundproofing material silencer Rubber silencer fixing washers Gaskets (cylinder, Air Rotary Valve, reed valve, exhaust, silencer) Piston Piston roller bearing The table follows in the next page Moster 185 EFI - User manual - V1/2024...
  • Page 54 Head and cylinder O-ring head Oil seal carter case Crankshaft bearings Crankshaft Belt Reduction bearings Centrifugal clutch Clutch bell Moster 185 EFI - User manual - V1/2024...

  • Page 55: Tightening Values

    0,6 Nm Loctite 243 clamp screw Probes support 3 Nm fixing plate nuts ECU signal cable Loxeal 55-03/ M6x10 fixing clamp 10 Nm Loctite 243 screw The table follows in the next page Moster 185 EFI - User manual - V1/2024...
  • Page 56 Reed valve petals M3x5 1,5 Nm screws Battery self- 5 Nm locking nuts Copper paste Exhaust nuts 32 Nm Silencer nuts 10 Nm The table follows in the next page Moster 185 EFI - User manual - V1/2024...
  • Page 57 M4x20 screw Aluminium Loxeal 55-03/ toothed pulley’s 8 Nm M5x20 Loctite 243 screws Ring gear cover 10 Nm M6x14 screws 20 Nm Clutch The table follows in the next page Moster 185 EFI - User manual - V1/2024...
  • Page 58 M8x16 screw Eccentric side 12 Nm M6x35 screw Cylinder head 16 Nm Copper paste nuts Engine carter 10 Nm M6x35/40 screws Carter support 20 Nm M8x16 screws Carbon propeller 10-12 Nm screws Moster 185 EFI - User manual - V1/2024...

  • Page 59: Pre-Flight Checklist

    Check the engine idle, so the RPMs are stable between 1.800 and 2.200 RPM. Turn off the engine to check the correct operation of the Start/stop switch button. ENGINE IS NOW READY TO TAKE OFF. Moster 185 EFI - User manual - V1/2024...

  • Page 60: Spare Parts

    You can download the Vittorazi Motors Illustrated Parts Catalogue (IPC) directly from the website. The manufacturer will ensure immediate availability of spare parts.

  • Page 61: Warranty

    In this case the shipping costs will be on charge of Vittorazi Motors from the address of the client to the factory headquarter. All the parts replaced, both defective or non-compliant, during the interventions of warranty, will become property of Vittorazi Motors.

  • Page 62: Warranty Coverage

    • use of the engine for racing or any other competitive activity; • use of non-original components Vittorazi Motors, non-compliant accessories, other items not approved for the engine; • not authorized modification from original configuration of the product (e.g. the drilling of the exhaust manifold);...
  • Page 63 For any question about the warranty coverage, contact the authorized dealer, that can provide further information. Moster 185 EFI - User manual - V1/2024...

  • Page 64: Contacts

    Vittorazi Newsletter: to receive exclusive information and obtain technical safety updates https://www.vittorazi.com/en/newsletter/ Facebook official page: follow us and catch commercial promotions https://www.facebook.com/vittorazimotors/ Facebook official group: support our initiatives and share your experiences with us https://www.facebook.com/groups/VittoraziMotorsSupportOnline/ Moster 185 EFI - User manual - V1/2024...
  • Page 65 Engine serial number Date of purchase Dealer / Distributor / Seller Dealer Flight Hours Operations Date Signature hours & Stamp Suggested maintenance Mandatory maintenance Suggested maintenance Mandatory maintenance Suggested maintenance Warranty expiry Moster 185 EFI - User manual - V1/2024...
  • Page 66 Moster 185 EFI - User manual - V1/2024...
  • Page 67 Moster 185 EFI - User manual - V1/2024...

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