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- DLE120
- Installation Manual
ECOTRONS DLE120 Installation Manual
Summary of DLE120
Page 1
Uav engine efi installation manual-dle120-v1.4 1 copy right ecotrons llc http://www.Ecotrons.Com uav engine efi installation manual -dle120 engine installation manual v1.4 copy rights ecotrons llc all rights reserved http://www.Ecotrons.Com.
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Uav engine efi installation manual-dle120-v1.4 2 copy right ecotrons llc http://www.Ecotrons.Com note: if you are not sure about any specific details, please contact us at info@ecotrons.Com. Index page revision date note 1 first edition 5.3.2015 v1.1 2 second edition 6.12.2015 v1.2 3 third edition 9...
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Uav engine efi installation manual-dle120-v1.4 3 copy right ecotrons llc http://www.Ecotrons.Com content introduction ..................................................................................................................... 5 chapter 1 efi installation ......................................
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Uav engine efi installation manual-dle120-v1.4 4 copy right ecotrons llc http://www.Ecotrons.Com 1.13 optional prime switch function ........................................................................ 38 chapter 2 alm-ecu integration for tuning .....................................................
Page 5: Introduction
Uav engine efi installation manual-dle120-v1.4 5 copy right ecotrons llc http://www.Ecotrons.Com introduction uav efi for dle engine is an electronic fuel injection conversion kit for the uav engine. It is a bolt-on efi kit to a lot of small engines. For example, dle-40, dle-60, dle-120, dle-170 etc...
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Uav engine efi installation manual-dle120-v1.4 6 copy right ecotrons llc http://www.Ecotrons.Com 9. Serial communication cable (to a computer) 10. Usb adaptor - included 11. Cd for tuning software (downloadable from our website) note: the kit requires a 12v battery by default. 37-pin ecu and harness...
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Uav engine efi installation manual-dle120-v1.4 7 copy right ecotrons llc http://www.Ecotrons.Com throttle body with tps and servo motor throttle body with servo motor engine temperature and intake air temperature ecotrons cdi unit.
Page 8: Chapter 1 Efi Installation
Uav engine efi installation manual-dle120-v1.4 8 copy right ecotrons llc http://www.Ecotrons.Com chapter 1 efi installation 1.1 remove the stock carburetor and install the throttle body note: the stock dle 120 carburetor is about 22mm diameter outlet. The ecotrons throttle body is also 22mm diameter...
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Uav engine efi installation manual-dle120-v1.4 9 copy right ecotrons llc http://www.Ecotrons.Com and we also have 14mm, 18mm, 22mm, 28mm throttle body for uav engines, so we can provide the uav efi kit for different engines with different displacement. Some engines, you can use the throttle body to ...
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Uav engine efi installation manual-dle120-v1.4 10 copy right ecotrons llc http://www.Ecotrons.Com 1.2 install the fuel supply system customers have to find a good location to install the fuel pump. By default, the fuel pump should be lower than the fuel tank. The fuel feed inlet in the tank should b...
Page 11
Uav engine efi installation manual-dle120-v1.4 11 copy right ecotrons llc http://www.Ecotrons.Com note: the fuel pump is a rotor type, has 25l/h flow rate. It has only limited sucking power. If there are too many air bubbles in the fuel lines, the pump will not work. Connect the connector to the fue...
Page 12: (Cht)
Uav engine efi installation manual-dle120-v1.4 12 copy right ecotrons llc http://www.Ecotrons.Com 1.3 install the cylinder head temperature sensor (cht) note: the cht sensor must be installed at the cylinder head, closed to spark plug. If you can place it under the spark plug, it is also ok..
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Uav engine efi installation manual-dle120-v1.4 13 copy right ecotrons llc http://www.Ecotrons.Com 1.4 install the intake air temperature sensor (iat) install the intake air temperature sensor in the intake air channel or install it in the air box. 1.5 install the ignition system for dle series engin...
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Uav engine efi installation manual-dle120-v1.4 14 copy right ecotrons llc http://www.Ecotrons.Com ecotrons cdi unit connect the “cdi power” from ecu harness to the red connector of ecotrons cdi. Connect the “cdi ctrl” from ecu harness to the black connector of ecotrons cdi. The connector which is la...
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Uav engine efi installation manual-dle120-v1.4 15 copy right ecotrons llc http://www.Ecotrons.Com note: 1) cdi power: it gives ecotrons cdi power. 2) cdi ctrl: ecu outputs to control ecotrons cdi. 3) do not plug the connectors in the wrong direction..
Page 16: Hall Sensor.
Uav engine efi installation manual-dle120-v1.4 16 copy right ecotrons llc http://www.Ecotrons.Com 1.5.2 connect the hall-sensor connector to the stock hall sensor. 1.6 servo motor installation 1.6.1 parameters of servo motor the servo motor is installed on the throttle body for an uav efi system by ...
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Uav engine efi installation manual-dle120-v1.4 17 copy right ecotrons llc http://www.Ecotrons.Com futaba servo s3016: type analog servo torque 4.8v: 47.0 oz-in(3.38kg-cm) 6.0v: 58.0oz-in(4.18kg-cm) speed 4.8v: 0.25 sec/60 6.0v: 0.20 sec/60 weight 1.20 oz(34.0 g) size length: 1.22 in(31.0 mm) width: ...
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Uav engine efi installation manual-dle120-v1.4 18 copy right ecotrons llc http://www.Ecotrons.Com 1.6.2 installation of servo motor note: usually we install the servo motor on the throttle body, you don’t need re-install it. If you need install the servo motor, please see the following information a...
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Uav engine efi installation manual-dle120-v1.4 19 copy right ecotrons llc http://www.Ecotrons.Com note: you would assume the total rotation angle of a servo motor is 0-180 degrees; but actually, the servo rotation angle is about 90 degrees when used to control the throttle..
Page 20
Uav engine efi installation manual-dle120-v1.4 20 copy right ecotrons llc http://www.Ecotrons.Com as shown in the above picture, the servo angular positions of -45 degree to 45 degree are corresponding to throttle position of 0 to 180 degrees. Example of installation: we use the futaba s3016 servo m...
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Uav engine efi installation manual-dle120-v1.4 21 copy right ecotrons llc http://www.Ecotrons.Com about 180 degree position of the servo arm: 1. Make sure the servo can rotate freely between 0-180 degrees, then position the reference point (the purple circle) in the middle of the 180 degree range. T...
Page 22
Uav engine efi installation manual-dle120-v1.4 22 copy right ecotrons llc http://www.Ecotrons.Com 2. Install the servo on the throttle body. Before you connect the servo and the throttle, open the throttle valve about 40 degree, where the throttle opening is about 50%. Note: the total throttle valve...
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Uav engine efi installation manual-dle120-v1.4 23 copy right ecotrons llc http://www.Ecotrons.Com 3. After linking the servo to the throttle valve, try to move the servo both ways, and make sure the throttle valve is opening and closing. You shall notice that the servo is about -40 degrees when thro...
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Uav engine efi installation manual-dle120-v1.4 24 copy right ecotrons llc http://www.Ecotrons.Com throttle valve is fully opened note: the throttle idle position can be adjusted by the mechanical idle stop. Finally, fix and tighten everything..
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Uav engine efi installation manual-dle120-v1.4 25 copy right ecotrons llc http://www.Ecotrons.Com warning: for the servo installation, you have to make sure the throttle and servo are both synchronous with one another. When the servo arm moves, the throttle valve arm also should moves. If the servo ...
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Uav engine efi installation manual-dle120-v1.4 26 copy right ecotrons llc http://www.Ecotrons.Com if there is no tps sensor when you order the efi kit, and you add the tps sensor by yourself later, you need to do some tuning (usually, we will pre-set the setting when you order the efi system with tp...
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Uav engine efi installation manual-dle120-v1.4 27 copy right ecotrons llc http://www.Ecotrons.Com the efi system without tps sensor, or send the calibration data file to you by emails). Please set “val_tpssource “ to be 1. There are three wires on servo. The black wire is ground, the white wire is t...
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Uav engine efi installation manual-dle120-v1.4 28 copy right ecotrons llc http://www.Ecotrons.Com the below picture is the connections of harness, connector adaptor, and servo motor. Note: ecotrons ecu can control the servo with a pwm duty cycle output. But the auto-pilot needs to send the command t...
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Uav engine efi installation manual-dle120-v1.4 29 copy right ecotrons llc http://www.Ecotrons.Com there are two calibration variables and one measured variable that you need to add. Calibration variables: go to menu->variables-> calibration selection to find the two variables and add them. Val_servo...
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Uav engine efi installation manual-dle120-v1.4 30 copy right ecotrons llc http://www.Ecotrons.Com right click on the window, choose “add variables”, and find the variable” ontime_servopwm_in “, and add it to 20ms, then click “ok”, you can see the variable on the list window..
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Uav engine efi installation manual-dle120-v1.4 31 copy right ecotrons llc http://www.Ecotrons.Com step 3: connect the ecu to laptop via ecocal. Use the remoter / auto-pilot to control the servo motor, move the throttle to the idle position. Read and record the “ontime_servopwm_in” value, marked pwm1...
Page 32
Uav engine efi installation manual-dle120-v1.4 32 copy right ecotrons llc http://www.Ecotrons.Com then adjust the servo motor to move the throttle wide-open, read and record the “ontime_servopwm_in” value, marked pwm1. Step 4: calculate the offset and slope, to convert the signal of servo pwm to thr...
Page 33: 1.8 Control Servo Motor
Uav engine efi installation manual-dle120-v1.4 33 copy right ecotrons llc http://www.Ecotrons.Com verify the tps signal is changing from 0 to 100% by controlling the servo from idle to “wot” position. Warring: the reading of ontime_servopwm_in should be from 0.6 to 2.3ms for the futaba s3016 which c...
Page 34: Connector
Uav engine efi installation manual-dle120-v1.4 34 copy right ecotrons llc http://www.Ecotrons.Com 1.9 install the fuel injector and connect the connector 1.10 connect the harness to 12v battery note: the red is to the positive of battery; the black is to the negative of battery. There is one manual ...
Page 35: 1.11 Mount The Ecu
Uav engine efi installation manual-dle120-v1.4 35 copy right ecotrons llc http://www.Ecotrons.Com note: connect the negative of battery to the engine block. All ground wires should be common. Note: the black wire goes to negative of battery. 1.11 mount the ecu find a safe place to mount the ecu, avo...
Page 36: Parameters Of Ecu
Uav engine efi installation manual-dle120-v1.4 36 copy right ecotrons llc http://www.Ecotrons.Com parameters of ecu • aluminum case, light weight: 120 gram total; • mini size: 78x64x20mm dimensions; • mini-d connector (37 pin); • built-in baro sensor, automatic altitude compensation; • controlling 1...
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Uav engine efi installation manual-dle120-v1.4 37 copy right ecotrons llc http://www.Ecotrons.Com definition of pins: number define color instructions 1 inj1 white fuel injector # 1 low side driver output 2 keysw blue fuel injector # 1 power output 3 gnd black power ground 4 gnd black power ground 5...
Page 38: 1.12 Mount The Harness
Uav engine efi installation manual-dle120-v1.4 38 copy right ecotrons llc http://www.Ecotrons.Com 36 gnd green ground 37 cdi-pg white control signal of cdi 1.12 mount the harness please find the suitable place to mount the harness. 1.13 optional prime switch function there is a prime switch on the e...
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Uav engine efi installation manual-dle120-v1.4 39 copy right ecotrons llc http://www.Ecotrons.Com.
Page 40: Tuning
Uav engine efi installation manual-dle120-v1.4 40 copy right ecotrons llc http://www.Ecotrons.Com chapter 2 alm-ecu integration for tuning 2.1 install the wideband o2 sensor you need drill the hole and weld the bung in the exhaust and to install the o2 sensor. 2.2 connect the alm to ecu 2.2.1 connec...
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Uav engine efi installation manual-dle120-v1.4 41 copy right ecotrons llc http://www.Ecotrons.Com we use the "perf-sw", performance switch, wire to connect the alm input. Most of efi has this “perf-sw” switch, you need tap the linear output of wideband controller to the wires of performance switch. ...
Page 42: Auto-Tuning
Uav engine efi installation manual-dle120-v1.4 42 copy right ecotrons llc http://www.Ecotrons.Com 2.2.2 connect alm-can to ecu via can channel alm-can units can be connected to ecu. Users should connect the can-h and can-l to ecu can-h and can-l. Ecu can receive the data from alm-can by broadcasting...
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Uav engine efi installation manual-dle120-v1.4 43 copy right ecotrons llc http://www.Ecotrons.Com the default target lambda is 1.0 across the board. You can define your own desired lambda dependent on the rpm and tps. Usually, a little rich afr at high rpm / high tps is preferred to have a better pe...
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Uav engine efi installation manual-dle120-v1.4 44 copy right ecotrons llc http://www.Ecotrons.Com chapter 3 broadcast protocol 3.1 ecu broadcast data list on rs232 you can read some parameters of engine from the rs232 serial cable by using your equipment. So we provide the protocol to you for using ...
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Uav engine efi installation manual-dle120-v1.4 45 copy right ecotrons llc http://www.Ecotrons.Com 3.2 ecu broadcast data list on can bus 3.2.1 the can baud rate setting of ecu our ecu and tuning software (ecocal) support the can communication, you can change the baud rate by yourself. Note: there sh...
Page 46: 3.2.2 Can Bus Broadcast
Uav engine efi installation manual-dle120-v1.4 46 copy right ecotrons llc http://www.Ecotrons.Com the calibration variable is “val_can0_baudrate”, you can find this variable in advanced. The default is 250k, so val_can0_baudrate = 4. Val_can0_baudrate /* can bus baud rate 3--500k, 4--250k, 5--125k, ...
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Uav engine efi installation manual-dle120-v1.4 47 copy right ecotrons llc http://www.Ecotrons.Com.
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Uav engine efi installation manual-dle120-v1.4 48 copy right ecotrons llc http://www.Ecotrons.Com chapter 4 communication settings how to install the provided ecocal software to your computer? For details on how to use ecocal software, please refer to the ecocal manual, downloadable here: www.Ecotro...
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Uav engine efi installation manual-dle120-v1.4 49 copy right ecotrons llc http://www.Ecotrons.Com read dtc: go to menu à diagnostics ->ecu diagnostics.
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Uav engine efi installation manual-dle120-v1.4 50 copy right ecotrons llc http://www.Ecotrons.Com click "read dtc": click "clear dtc":.
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Uav engine efi installation manual-dle120-v1.4 51 copy right ecotrons llc http://www.Ecotrons.Com you should select the communication mode first based on which way you use com , can or ethernet. In default, we provide the com rs232 cable and usb adapter, so you can use the com or usb for communicati...
Page 52: 4.1 Com Communication Mode
Uav engine efi installation manual-dle120-v1.4 52 copy right ecotrons llc http://www.Ecotrons.Com note: by default, ecocal uses usb communication mode ( note: insert the ecotrons’ usb adaptor into the laptop first for usb mode). This configuration is consistent with most of the computers. 4.1 com co...
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Uav engine efi installation manual-dle120-v1.4 53 copy right ecotrons llc http://www.Ecotrons.Com built-in com port (9-pin) rs232 cable the default baud rate is 115200, which the fastest of the serial comm. Rate of the pc. It is not supposed to change. 4.2 usb communication mode 4.3 can communicatio...
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Uav engine efi installation manual-dle120-v1.4 54 copy right ecotrons llc http://www.Ecotrons.Com and if you don’t want to use the can, you also need to click “close device” to close the can device. 4.4 ethernet communication mode our custom ecu also support the ethernet communication, if the ecu of...
Page 55
Uav engine efi installation manual-dle120-v1.4 55 copy right ecotrons llc http://www.Ecotrons.Com note : when you click the “open device”, if the equipment is existed and working, the message will pop up, “open device successfully!” then you can connect to ecu..
Page 56: Installation
Uav engine efi installation manual-dle120-v1.4 56 copy right ecotrons llc http://www.Ecotrons.Com chapter 5 initial test after the installation before you do the initial test of the efi kit, make sure the installation is done as the previous section. Key-on and key-on only! You should hear fuel pump...
Page 57
Uav engine efi installation manual-dle120-v1.4 57 copy right ecotrons llc http://www.Ecotrons.Com first time you start the engine, there may be still some air bubbles in the fuel supply system needs to be purged. So don ’t be surprised that the first start takes longer, or even you need to start mul...
Page 58
Uav engine efi installation manual-dle120-v1.4 58 copy right ecotrons llc http://www.Ecotrons.Com 1.2.3) do you have a fuel return line back to the fuel tank? Our efi kit currently needs a way to return the fuel to the tank. 1.2.4) is there impurity in the gasoline? Check your fuel filter. 1.3) do y...
Page 59
Uav engine efi installation manual-dle120-v1.4 59 copy right ecotrons llc http://www.Ecotrons.Com 4) with the ecocal communicating with ecu, do the below tests: 4.1) try to start the engine (with the engine spinning), read the variables in ecocal: 4.2) does the signal "rpm" changing from 0 to some v...
Page 60: Injector Flow Rate
Uav engine efi installation manual-dle120-v1.4 60 copy right ecotrons llc http://www.Ecotrons.Com chapter 6 how do we know the fuel injector flow rate see the mark of the fuel injector as shown below, this fuel injector flow rate is 248g/min. Note: it does not recommend removing the injector cap, as...
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Uav engine efi installation manual-dle120-v1.4 61 copy right ecotrons llc http://www.Ecotrons.Com chapter 7 uav efi maintenance uav efi check list before flight: a. 12v power supply i. Before each flight, check the 12v power supply to efi, and make sure the voltage is 12v or higher. Ii. Check the 12...
Page 62
Uav engine efi installation manual-dle120-v1.4 62 copy right ecotrons llc http://www.Ecotrons.Com i. Before each flight, check the brass tube on the ecu is not blocked (which is for the on-board baro pressure sensor) ii. Before each flight, check the “map” gauge reading, in ecocal. It shall match th...
Page 63
Uav engine efi installation manual-dle120-v1.4 63 copy right ecotrons llc http://www.Ecotrons.Com i. Check the servo wires and connector before each flight; ii. Before each flight, visually check the servo assembly, no cracks, and no loose parts. Iii. Before each flight, visually check the throttle ...
Page 64
Uav engine efi installation manual-dle120-v1.4 64 copy right ecotrons llc http://www.Ecotrons.Com you hear the fuel pump running noise but no fuel flowing, you shall check the fuel supply to the pump, or air pocket in the lines. V. Every 50 hours, check the fuel pressure with a fuel pressure gauge, ...
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Uav engine efi installation manual-dle120-v1.4 65 copy right ecotrons llc http://www.Ecotrons.Com 6. Clean engine i. Need to de-carb engine every 50 hours when using 100ll fuel; 7. Engine exhaust and muffler i. Mufflers should be soaked in cleaner every 50 hours and dry before use; ii. Exhaust(s) in...