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MW Fly SPIRIT Operator's Manual
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MW Fly SPIRIT Operator's Manual

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Operators manual for
E-DMB.E10.1
SPIRIT
engine
Edition
Revision
A
1
OPERATORS manual for
SPIRIT
engine
TRANSLATED
FREE DISCLOSURE
Page 1 of 102

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Summary of Contents for MW Fly SPIRIT

  • Page 1 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision OPERATORS manual for SPIRIT engine TRANSLATED FREE DISCLOSURE Page 1 of 102...
  • Page 2 Document Operators manual for DMB.E10.1 SPIRIT engine Edition Revision In-flight use of the engine certifies that the user has read and understood the contents of the installation manual and the operating manual. Failure to follow the instructions contained herein can cause serious injury and even death.
  • Page 3 03-03 Name of cylinders and location of parts TECHNICAL FEATURES 04-01 Intended use 04-02 Performance 04-02-01 Spirit 100 Direct R/L 04-02-02 Spirit 115 Direct R/L 04-02-03 Spirit 135 Direct R/L 04-02-04 Spirit 160 Direct R/L 04-02-05 Spirit 122 PSRU R/L...
  • Page 4 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-02-08 Spirit 160 PSRU R/L 04-02-09 Performance variation 04-03 Fuel consumption 04-03-01 Spirit 100 Direct R/L 04-03-02 Spirit 115 Direct R/L 04-03-03 Spirit 135 Direct R/L 04-03-04 Spirit 160 Direct R/L...
  • Page 5 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 06-03 General criteria of use 06-03-01 Checks before starting 06-03-02 Startup 06-03-03 Heating 06-03-04 Before takeoff 06-03-05 Take off 06-03-06 Cruise 06-03-07 Landing 06-03-08 Shutdown 06-03-09 Use in winter weather 06-04...
  • Page 6 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision INTRODUCTION SPIRIT engines have been designed and built using the most modern engine technology, with the aim of obtaining good performance combined with a high level of passive safety. With proper use, they will give you years of enjoyment and reliable service.
  • Page 7 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision subdivision into topics. The title of each chapter, section, paragraph or topic is highlighted as follows. CHAPTER Section Paragraph Subject The numbering of the contents of the manual is made up of an alphanumeric code which follows the following criterion.
  • Page 8 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision triad reference axes used in the manual is a right-hand triad that originates on the helix axis, at the intersection with the propeller support plane: axis originates on the flange support plane itself and is...
  • Page 9 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 01-03 Identification data The engine serial number is stamped on the top of the engine, near the gearbox. It consists model identification code (check in table 03-01-C of this manual) followed by a six-digit number,...
  • Page 10 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision SAFETY 02-01 Premise Reading this manual alone is not sufficient to eliminate all dangers associated with the installation and use of the propeller. However, the understanding and application of the information contained therein is essential to use the engine properly and safely, reducing the causes of potential risk.
  • Page 11 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision dynamic loads on the distribution control, allowing less friction and less wear on the kinematic mechanism, at the same time improving the precision of the control. Gearbox with separate lubrication: increases the reliability of the transmission, ...
  • Page 12 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Downward Exhaust Manifold Outlet: Reduces the risk of burns or overheating of  engine components due to tortuous exhaust routes. Certification of production materials and heat treatments.  Non-destructive testing of details considered vital for safety purposes and their ...
  • Page 13 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Always carry out a proper inspection before starting the engine: this helps to prevent accidents or damage. In case of doubts about the state of efficiency of the propeller, give up the flight.
  • Page 14 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Before starting the engine, make sure that each component of the same is firmly anchored, so as to prevent its involuntary loss in flight. Never operate the engine with an inadequate amount of oil in the crankcase or reduction gear.
  • Page 15 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 02-03-02 Gearbox oil cap  CAPACITY 0.4L – Capacity 0.4 liters  API GL-5 OR HIGHER – Lubricant specification API GL-5 or higher (identifies lubricant quality according to American Petroleum Institute specifications) ...
  • Page 16 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 02-03-05 Governor Engines with reduction gear can be equipped with constant speed governor with electro-hydraulic operation (A.15.1.2.). In this case the presence of the governor is indicated by the sticker positioned on the pump cover in the front part of the reducer.
  • Page 17 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 02-03-07 Water circuit arrow The arrows are placed near the water pump inlet and outlet manifolds, and identify the direction of flow in the manifolds themselves. In particular, the lower manifold sends the coolant to the radiator, the upper manifold receives the coolant from the radiator to send it to the pump.
  • Page 18 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 02-04 Use of technical documentation The technical documentation and the directives are to be considered the necessary tool for personal training, but they cannot in any way replace an adequate specific instruction, both theoretical and operational.
  • Page 19 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision ENGINE DESCRIPTION 03-01 General characteristics 4-cycle stroke  4 boxer cylinders  Distribution with single overhead camshaft (SOHC), chain and gear drive, bucket  tappets with upper register pad, 2 valves per cylinder Liquid cooling system with double involute pump, expansion vessel and integrated ...
  • Page 20 Max power engine propeller Name Code power continuous revolutions shaft rpm [hp] [hp] [rpm] [rpm] Spirit 100 Direct L/R W011/W012 3500 3500 Spirit 115 Direct L/R W013/W014 3500 3500 Spirit 135 Direct L/R W017/W018 4750 4750 Spirit 160 Direct L/R...
  • Page 21 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 03-01-P To identify and know the location of the various engine components, refer to the installation manual. TRANSLATED FREE DISCLOSURE Page 21 of 102...
  • Page 22 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision TECHNICAL FEATURES Unless otherwise specified, the following data refers to all versions. 04-01 Intended use SPIRIT The engines of the series have been designed and built to equip ULM, Experimental or LSA category aircraft with two or three axles, with power required in compliance with the power supplied by the engine.
  • Page 23 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Spirit Skyline versions 100 Direct 135 Direct 122 PSRU 140 PSRU Power [hp (kW)] At take-off max 5 100 (73,5) 135 (99,3) 122 (89,7) 140 (103) minutes @3400 @4700 @4200 @4200...
  • Page 24 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Power/rpm graph at constant MAP: each curve refers to a vacuum value in the  intake manifold (MAP), expressed in inches of mercury (inHg) and shows the power obtainable as a function of the engine speed.
  • Page 25 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-02-01 Spirit 100 Direct R/L 04-03-C 04-04-C TRANSLATED FREE DISCLOSURE Page 25 of 102...
  • Page 26 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-05-C 04-06-C TRANSLATED FREE DISCLOSURE Page 26 of 102...
  • Page 27 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-02-02 Spirit 115 Direct R/L 04-07-C 04-08-C TRANSLATED FREE DISCLOSURE Page 27 of 102...
  • Page 28 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-09-C 04-10-C TRANSLATED FREE DISCLOSURE Page 28 of 102...
  • Page 29 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-02-03 Spirit 135 Direct R/L 04-11-C 04-12-C TRANSLATED FREE DISCLOSURE Page 29 of 102...
  • Page 30 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-13-C 04-14-C TRANSLATED FREE DISCLOSURE Page 30 of 102...
  • Page 31 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-02-04 Spirit 160 Direct R/L 04-15-C 04-16-C TRANSLATED FREE DISCLOSURE Page 31 of 102...
  • Page 32 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-17-C 04-18-C TRANSLATED FREE DISCLOSURE Page 32 of 102...
  • Page 33 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-02-05 Spirit 122 PSRU R/L 04-19-C 04-20-C TRANSLATED FREE DISCLOSURE Page 33 of 102...
  • Page 34 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-21-C 04-22-C TRANSLATED FREE DISCLOSURE Page 34 of 102...
  • Page 35 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-02-05 Spirit 135 PSRU R/L 04-23-C 04-24-C TRANSLATED FREE DISCLOSURE Page 35 of 102...
  • Page 36 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-25-C 04-26-C TRANSLATED FREE DISCLOSURE Page 36 of 102...
  • Page 37 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-02-07 Spirit 140 PSRU R/L 04-27-C 04-28-C TRANSLATED FREE DISCLOSURE Page 37 of 102...
  • Page 38 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-29-C 04-30-C TRANSLATED FREE DISCLOSURE Page 38 of 102...
  • Page 39 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-02-08 Spirit 160 PSRU R/L 04-31-C 04-32-C TRANSLATED FREE DISCLOSURE Page 39 of 102...
  • Page 40 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-33-C 04-34-C TRANSLATED FREE DISCLOSURE Page 40 of 102...
  • Page 41 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-02-09 Performance variation Outside the ISA conditions, performance varies with changes in altitude, temperature and environmental humidity. The variation in performance as the altitude varies can be calculated as a first approximation considering it equal to 1% every 100 meters of altitude.
  • Page 42 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-36-C The variation of performance as a function of atmospheric humidity is in turn a function of both the temperature variation and the atmospheric pressure variation: in this case, as a reference, at a temperature of 30°C and a pressure of 960mbar, one can consider a performance decay of about 0.5% for each 10% increase in relative...
  • Page 43 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Spirit Skyline versions Consumption [Kg/h] 100 Direct 135 Direct 122 PSRU 140 PSRU @rpm/MAP [inHg] 17,1 22,8 20,9 23,1 On takeoff @3400/29,8 @4700/29,8 @4200/29,8 @4200/29,8 At the very least 17,1 20,5...
  • Page 44 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Hourly consumption for engines with fixed pitch propeller: the graph shows the  hourly consumption expressed in kilograms and the corresponding vacuum in the intake manifold (MAP), expressed in inches of mercury, in the hypothesis of using a fixed pitch propeller capable to reach and not exceed the maximum power revs in flight.
  • Page 45 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-03-01 Spirit 100 Direct R/L 04-39-C 04-40-C TRANSLATED FREE DISCLOSURE Page 45 of 102...
  • Page 46 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-41-C 04-42-C TRANSLATED FREE DISCLOSURE Page 46 of 102...
  • Page 47 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-03-02 Spirit 115 Direct R/L 04-43-C 04-44-C TRANSLATED FREE DISCLOSURE Page 47 of 102...
  • Page 48 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-45-C 04-46-C TRANSLATED FREE DISCLOSURE Page 48 of 102...
  • Page 49 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-03-03 Spirit 135 Direct R/L 04-47-C 04-48-C TRANSLATED FREE DISCLOSURE Page 49 of 102...
  • Page 50 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-49-C 04-50-C TRANSLATED FREE DISCLOSURE Page 50 of 102...
  • Page 51 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-03-04 Spirit 160 Direct R/L 04-51-C 04-52-C TRANSLATED FREE DISCLOSURE Page 51 of 102...
  • Page 52 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-53-C 04-54-C TRANSLATED FREE DISCLOSURE Page 52 of 102...
  • Page 53 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-03-05 Spirit 122 PSRU R/L 04-55-C 04-56-C TRANSLATED FREE DISCLOSURE Page 53 of 102...
  • Page 54 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-57-C 04-58-C TRANSLATED FREE DISCLOSURE Page 54 of 102...
  • Page 55 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-03-06 Spirit 135 PSRU R/L 04-59-C 04-60-C TRANSLATED FREE DISCLOSURE Page 55 of 102...
  • Page 56 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-61-C 04-62-C TRANSLATED FREE DISCLOSURE Page 56 of 102...
  • Page 57 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-03-07 Spirit 140 PSRU R/L 04-63-C 04-64-C TRANSLATED FREE DISCLOSURE Page 57 of 102...
  • Page 58 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-65-C 04-66-C TRANSLATED FREE DISCLOSURE Page 58 of 102...
  • Page 59 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-03-08 Spirit 160 PSRU R/L 04-67-C 04-68-C TRANSLATED FREE DISCLOSURE Page 59 of 102...
  • Page 60 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-69-C 04-70-C TRANSLATED FREE DISCLOSURE Page 60 of 102...
  • Page 61 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 04-04 Lubricant consumption Engine oil consumption is influenced by the operating conditions of the oil itself: higher temperatures, high rpm and low viscosity will cause higher consumption. Engine oil consumption All versions Maximum 0.5 liters every 10 hours...
  • Page 62 SPIRIT engine Edition Revision Max engine rpm Max prop rpm Model Gear ratio per use per use [rpm] [rpm] Spirit 100 Direct R/L 1÷1 3400 3400 Spirit 115 Direct R/L 1÷1 3400 3400 Spirit 135 Direct R/L 1÷1 4700 4700 Spirit 160 Direct R/L 1÷1...
  • Page 63 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision The propeller must not be rotated manually in the opposite direction to that of operation as this could damage the tensioning mechanism of the distribution chains and the starter disengagement system.
  • Page 64 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision DESCRIPTION OF THE SYSTEMS 05-01 Cooling system 05-01-C For a detailed description of the system, see the installation manual. The coolant temperature is measured by two temperature probes, installed in each bank.
  • Page 65 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 05-02 Lubrication system 05-02-C For a detailed description of the system, see the installation manual. TRANSLATED FREE DISCLOSURE Page 65 of 102...
  • Page 66 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 05-03 Fuel system 05-03-C For a detailed description of the system, see the installation manual. TRANSLATED FREE DISCLOSURE Page 66 of 102...
  • Page 67 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision If two tanks are used, it is essential to install a dual-flow valve, which can therefore operate both on the delivery branch and on the return branch to the tank. If a safety valve is not installed, it is important to install a...
  • Page 68 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 05-04 Electrical system 05-04-C TRANSLATED FREE DISCLOSURE Page 68 of 102...
  • Page 69 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision The engine is equipped with two injection control units and mapped electronic ignition, with altimetric and barometric compensation and totally independent electrical circuits. The electronic ignition system uses inductive discharge, with resistive shielding against radio interference.
  • Page 70 OPERATING INSTRUCTIONS 06-01 General operating limits 06-01-01 Engine revolutions Maximum revolutions Maximum Overspeed [rpm] Power Threshold Spirit 100 Direct R/L 3400 3500 Spirit 115 Direct R/L 3400 3500 Spirit 122 PSRU R/L 4200 4250 Spirit 135 Direct R/L 4700 4750...
  • Page 71 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Spirit Skyline versions Engine 100 Direct 135 Direct 122 PSRU 140 PSRU revolutions [rpm] On takeoff 3400 4700 4200 4200 (max for 5 minutes) Maximum continuous 3400 4520* 4050* 4050* power...
  • Page 72 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision * In the case of installations with a variable pitch propeller, the maximum continuous power can also be reached at speeds different from that indicated, provided that the supply pressure limit (MAP) is respected, as indicated in paragraph 06-01-04 of this manual.
  • Page 73 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 06-01-04 Manifold Pressure (MAP) Maximum continuous supply pressure cannot exceed 28.5 in/Hg, corresponding to 965 mBar. To allow reaching the maximum power, this value can be exceeded for a maximum of 5 continuous minutes;...
  • Page 74 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Maximum Minimum in flight Typical 06-08-C The temperature of the reduction gear oil represents an index of the efficiency of the transmission gears. In case of overtemperature it is necessary to overhaul the reducer.
  • Page 75 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision A fuel temperature above the value shown indicates mechanical electronic problems, cause detonation and serious damage to the power unit. Do not fly until the problem is identified and corrected. Below 15°C, with particular environmental conditions, impact ice can form on the throttle valve.
  • Page 76 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision All versions Angle [deg] Minimum oil level Maximum oil level Around the pitch axis +55/-10 +55/-18 About the roll axis +36/-47 +49/-53 Around the yaw axis ± 90 ± 90 06-12-C The angles refer to the condition of minimum oil level and maximum oil level.
  • Page 77 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Before carrying out any maintenance work on the aircraft or engine, electrically isolate the injection control units from the system. 06-02 Operating fluids 06-02-01 Cooling liquid Use only ethylene glycol based coolants: these liquids must be mixed with water.
  • Page 78 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision After the first 10 hours of operation, it is necessary to replace the reduction gear oil: if it is not replaced, damage may occur to the reduction gears or to the propeller pitch adjustment system, if installed.
  • Page 79 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 06-03 General criteria of use To preserve the integrity and efficiency of your engine it is necessary to carefully follow the instructions contained in the operating manual and in the maintenance manual.
  • Page 80 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 06-01-P If necessary, top up with coolant of the same quality as that in the engine . Any excess coolant is expelled from the system through the pipe provided on the cap of the expansion tank, once the engine has reached operating temperature.
  • Page 81 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Engine oil level Check the lubricant level in the engine and top up if necessary. The oil level must be between the two notches on the dipstick: the quantity between the two notches is approximately 0.55 liters.
  • Page 82 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision of fuel. Carefully check the area of the fuel shunt, which must be clean and free from sludge or greenish halos. If the FD-m fuel pump and filter unit is installed, open the container and check for leaks from the components and fuel lines;...
  • Page 83 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision The startup sequence is as follows. Bring the throttle control to the minimum position. For safety reasons, the injection system prevents starting the engine with the throttle open more than 10%.
  • Page 84 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Avoid switching off the engine immediately after starting, especially before the oil temperature has reached at least 40°C. If it is necessary to switch off the engine with the oil temperature still below 40°C, wait at least 5 minutes before...
  • Page 85 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Turn off the master switch. The engine must remain running without any hesitation; at the same time, a voltage variation must be read on the voltmeter, the extent of which depends on the state of charge of the battery: usually there is a voltage increase between 0.5 and 1 volt.
  • Page 86 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Absolutely avoid taking off with the engine not warmed up, as you can seriously damage the engine causing it to shut down in flight and causing a dangerous situation. 06-03-06 Cruise Set the throttle control in order to obtain the desired cruising attitude, respecting the operating limits.
  • Page 87 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Stop the engine first by acting on the secondary injection control switch (circuit B) and then on the primary injection switch (circuit A). After the engine has stopped, turn off the main switch (master).
  • Page 88 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision If the engine does not start, it is likely that there is condensation or ice forming in the intake system, due to the high relative humidity of the air. In this case it is advisable to blow or replace the spark plugs.
  • Page 89 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 06-04 Behavior in an emergency event operating conditions exceeding prescribed limits, before using the engine again it is necessary to contact an authorized assistance center. Exceeding the operating limits is recorded in the injection control units, and results in the revocation of the product warranty conditions.
  • Page 90 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision However, the intervention of the electronic limiter must be avoided as much as possible, since it introduces additional impulsive loads in the transmission system and in the crankshaft compared to those of normal operation.
  • Page 91 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Do not fly until the cause of the pressure loss has been identified and removed. 06-04-07 Fuel pressure below flight limit Open any reserve fuel tanks and activate the booster pump as soon as possible.
  • Page 92 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision After flying with the master disconnected, the voltage regulator must be replaced, even if it appears to be working. 06-04-10 Battery voltage too low Check for the presence of the alarm or the switching on of the generator charge light.
  • Page 93 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 06-04-11 Injection alarm The EM-m instrument is designed to communicate with both control units via the CAN line and is designed to signal anomaly in the electrical system (such as, for example, a broken sensor), or operating anomalies of the control units, or exceeding the engine operating limits.
  • Page 94 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision 06-04-13 Abnormal vibrations If the vibrations are very high and could cause structural damage to the aircraft, immediately stop the engine and prepare for an emergency landing. If the vibrations are compatible with maintaining the structural integrity of the aircraft.
  • Page 95 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision ENGINE CHECKS All checks must be carried out according to the methods described in the latest revision of the maintenance manual. Only qualified technicians educated on the particular type of engine are authorized to carry out maintenance and repair work.
  • Page 96 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Before turning off the engine after use, wait a few minutes to make the temperatures uniform. TRANSLATED FREE DISCLOSURE Page 96 of 102...
  • Page 97 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision TROUBLESHOOTING Only qualified technicians educated on the particular type of engine are authorized to carry out maintenance and repair work. If the following collection of remedies does not solve the problem, you should contact an authorized service center.
  • Page 98 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Increase the operating temperature of the engine, choking the water radiator and reducing the ventilation air intakes on the engine hood. If present, reduce the size of the radiator or divide the surface exposed to the flow.
  • Page 99 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Possible damage to the reducer: carefully check the state of the gears. Presence of oil emulsion under the filler cap or in the breather system Excessively low operating temperature: reduce the radiator surface.
  • Page 100 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Limp Home Default Type of failure strategy value Throttle posistion sensor failure Oil temperature sensor failure -50 °C Manifold air temperature sensor failure -50 °C Coolant temperature sensor failure -50 °C...
  • Page 101 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision Fault Communication Form Date Serial No Surname First Name Phone number E-mail Aircraft Aircraft model manufacturer Propeller model No. of blades Application pulling Application pushing Total hours School Missions > 1 hour Missions <...
  • Page 102 Document Operators manual for E-DMB.E10.1 SPIRIT engine Edition Revision SIGNATURES AND LIST OF REVISIONS TO THE DOCUMENT Filled out and checked on from Signature 05/09/2023 Guido FANTINI Approved on From Signature 05/09/2023 Stefano MARELLA Revision Applicability Chapter Page Date modified Da #001911 B.1.