Jets Munt M-XBL Series, Instruction Manual

Page 1: ...M100XBL M140XBL M200XBL Instruction Manual M XBL Series Instruction Manual Page 1 JETS MUNT S L ...

Page 2: ...ngine Control Unit Set Up Page 8 Aligning transmitter with ecu Page 10 Failsafe Page 11 Preparing the engine for running Page 11 Prevent flood engine Page 12 First engine runs Page 12 Priming the fuel system Page 13 Starting the engine Page 13 Engine shut down procedure Page 13 WHAT TO DO IN THE CASE OF AN EMERGENCY Page 14 List of ECU message codes Page 14 Diagnoses Page 15 Diagnosis messages Page...

Page 3: ...e Munt Barcelona Spain Web site www jetsmunt com E mail info jetsmunt com Phone 34 93 7950113 Legal and Disclaimer The engine design and the contents of this manual are copyright by Jets Munt SL Arenys de Munt Barcelona Spain All rights reserved This manual the pictures and data are property of Jets Munt and cannot be used or reproduced in any way without written permission from Jets Munt SL Discl...

Page 4: ...mply slackening the spinner nut of the rotor will immediately lose the delicate balance condition without which the engine may not run without damage to its rotating assembly This warranty is void if any one or more of the following conditions applies In such a case Jets Munt will accept no responsibility for any damage or any other consequence caused by the M XBL Series operation 1 The product ha...

Page 5: ...ted by heat is kept well clear of the engine and exhaust during operation 6 Never use the engine near to sources of flammable gases liquids or materials 7 Keep unauthorized persons spectators children and animals well away from the starting area at least 30ft or 10 meters away 8 Always handle turbine fuel and oil with care as they are highly flammable Store them in appropriate labeled containers Nev...

Page 6: ...engine intake so there is no possibility of accidental ingestion of the wire 3 Fuel pipe should be routed similarly clear of the intake 4 The fuel pump should be preferably mounted with the spindle in the vertical position with the motor uppermost In the event of any fuel seeping from the pump this will not pass through the electric motor Note the pump is supplied fitted with built in suppression fi...

Page 7: ... is the internal recorder playback function The terminal continuously stores all the data received from the ecu keeping in its permanent memory all the data of last 66 minutes of engine run without the need of the memory card After the flight the terminal can be pulled out of the plane and without connecting to the ecu just using an 5 10V battery the data stored can be played back in real time same...

Page 8: ... but at least one battery must be directly connected to the ecu Connect the throttle channel from your receiver to the socket in the ecu labeled throttle and the data terminal to the socket Terminal Maximum voltage at throttle input port is 10V Connect the fuel pump to the ecu Check the colors If connector is placed reversed the pump will run backwards Connect the 3 wire powerbus to the engine and...

Page 9: ...w seconds using the pump test function on the ecu so that some fuel clean all the possible dirt particles that could have entered in the system during installation ECU Engine Control Unit Set Up The ECU supplied is supplied programmed for the engine The engine has already been set up and tested using the same ECU and pump supplied so there is very little to adjust in order to get the engine runnin...

Page 10: ...Page 10 JETS MUNT S L Engine installation Electrical connections Engine installation Fuel system M XBL Series Instruction Manual ...

Page 11: ... stick in the minimum position raise the throttle trim to the full up position or switch Engine Cut switch to off and again press the button to store the value into the ecu If you have done all steps correctly the LED located directly above the throttle socket in the ecu will light up flashing 2 times in the ECU when the Idle command is received meaning that trim and throttle stick are set to idle p...

Page 12: ... can only be carried out by Jets Munt SL or your authorized dealer Preparing the engine for running A suitable platform table workbench is now required to clamp the test stand onto Make sure this can be easily transported outside and weight enough to ensure it cannot be blown over by the thrust of the engine Select a clear area for running keep clear of areas with loose leaves sand or other debris...

Page 13: ...ce is aborted by the user or automatically before the engine arrive to idle This can cause that the kerosene inside the engine keep burning for long time and could destroy the engine or the model IF A STARTUP SEQUENCE IS NOT COMPLETED ALWAYS CHECK FOR FLAME INSIDE THE ENGINE If there is flame then set full throttle for over 3 seconds to engage the starter and blow out the flame USE SHORT BURSTS OF S...

Page 14: ...ew seconds later the kerosene will ignite and the exhaust temperature will begin to increase The rpm and pump power will increase automatically During this phase the data terminal will display IGNITION When the ignition is detected the data terminal reading will change to Preheat during this phase the fuel will be routed to main injectors and the speed of the rotor will be progressively increased ...

Page 15: ...time can destroy the starter motor List of ECU message codes Here is a list of possible messages shown on the data terminal screen and their meaning TrimLow Indicates that the signal received from the transmitter corresponds to the lowered trim that is to say engine OFF Ready Indicates that the engine is ready for starting and that the transmitter signal corresponds to IDLE LED lit twice StickLo T...

Page 16: ...io receiver M XBL Series Trouble Shooting Page 16 JETS MUNT S L PROBLEMS SOLUTIONS The engine loses power in flight 1 The ECU battery is empty recharge 2 The filters are dirty The engine stops in flight 1 The fuel level is low and or there is air in the pipes 2 There is a poor connection between the battery and pump 3 Interference 4 Check the last power down cause on the ecu There is excessive vibrat...

Page 17: ...tput of the UAT to the 4mm in the inlet side of the fuel pump direction of fuel flow is clearly shown at the top of the pump The clear 4mm tubing is used on the pressure side of the pump Clear tubing helps identify and locate any potential future problems with air leaks The fuel pump and ECU can be mounted simply with a pair of tie wraps and or Velcro The best orientation for the fuel pump is verti...

Page 18: ... 2T oil but the different oil brands use different contents of additives to protect the mechanical parts from rust during inactivity periods This is good for engine protection but some oils become too sticky when cold preventing the starter motor to turn the rotor at correct speed causing a startup failure Bad Starter message or damage to the ecu or starter motor after repeated abuse We strongly rec...

Page 19: ...e come from factory with this voltage adjusted for reliable starts and long life of the glow plug element Increasing the voltage beyond the necessary will cause the failure or shortening of the life of the element Do not change the voltage please contact to Jets Munt first Adjust the pump power at startup The fuel flow during ignition phase must be finely tuned for each engine pump combination and th...

Page 20: ...ust and dirt inclusion and that fuel is carefully filtered Running Time Counters Using the second left hand button scroll through the menu s to the INFO menu This screen contains a timer which shows The total running time of the engine in minutes Tot The time in seconds of the last engine run Last The total number of starts cycles CY Use this screen to keep track of your total running time and star...

Page 21: ...normal procedure Trim up cycle stick The time to shut down and later start is exactly the same as standard operation This mode is useful for gliders where the engine is used to climb to height shutdown soaring restart climb etc This mode does not pose any safety hazard Autorestart In particular case of a fuel bubble that momentarily stops the combustion the ecu will detect this condition by monito...

Page 22: ...rt option in the ECU Menu Do this during a normal flight at a high altitude and throttle down to idle then begin a 15sec count down From this try to gauge if the aircraft can maintain flight during this low power setting If your plane cannot maintain flight for a minimum of 15sec without engine power do not enable the restart function I m flying my plane and the engine has shutdown with restart what s...

Page 23: ...a plane in particular circumstances but it can do much more harm than good A belly landing or landing gear damage due to a flameout induced heavy landing is more favorable than a similar landing arrival with the engine in start phase that can possibly cause a fire and result in total destruction of the model and or property Please Think twice before enabling the auto restart feature Disclaimer There...

Page 24: ...to Radio Screen Button Last Shutdown to go to Last Shutdown Screen Button File to go to File Screen Only visible if uSD inserted before turn on Button Back to go initial screen Button Play Last run to visualize data from last run Button Play From to visualize data stored in Smart Data Button Back to go initial screen Radio Check Screen to visualize the set points Full power Stop Idle Button Back t...