Summary of Contents for Landi LIS
- Page 1 Injection System INSTALLATION AND ADJUSTMENT MANUAL LANDI S.r.l. - Via Regina Elena 17 - 42100 Reggio Emilia - ITALY Tel. +39/0522/514461 - Fax +39/0522/514469 E-mail: info@landi-gas.it - Web Site: http://www.landi-gas.it...
-
Page 2: Table Of Contents
4.4.3 Distributor........................ pag.11 4.4.4 Injectors ........................pag.11 4.4.5 Gaseous LPG connection hoses and MAP connection..........pag.12 4.4.6 Installation of the LIS ECU ..................pag.13 4.4.7 Installation of the switch ..................pag.13 4.4.8 Installation of injector’s simulator ................pag.13 4.4.9 Electrical connections ....................pag.13 4.4.10 Installation of LPG tank and tubing for liquid LPG .......... - Page 3 Main screen ......................pag.15 5.3.1 Main menu ....................... pag.16 5.3.2 Status bar ......................... pag.16 5.3.3 Function buttons ...................... pag.16 LIS software configuration ..................pag.16 Programming the ECU .................... pag.16 5.5.1 ECU management ....................pag.17 5.5.2 Diplay and verification .................... pag.18 5.5.3 Actuators verification ....................
-
Page 4: Description
Regulator-Vaporizer (RV) , while assessing injection system speed reaction during transients. the quality of carburetion. LIS has been designed and developed for being suitable to the most recent petrol injection systems. 1.2 Programming the ECU The mapping is bi-dimensional, while the information... -
Page 5: Input Signal
DESCRIPTION During the deceleration phases the ECU operates the cut- 2. INPUT SIGNALS off electrovalve in order to reduce the amount of fuel 2.1 MAP (Manifold Absolute Pressure) delivered to the engine, this way optimizing emissions The MAP input signal is used as a reference for : and engine braking effect. -
Page 6: Regulator-Vaporizer
DESCRIPTION F) Water outlet 3.1 Regulator-vaporizer G) Water inlet The Regulator-vaporizer (RV) (Fig. 3.1) has two stages H) Temperature sensor for pressure reduction and control and is provided with Safety valve water-gas heat exchanger, filter, fuel lock-off, gas tem- L) Second stage pressure setting screw perature sensor, and safety valve. -
Page 7: Distributor
DESCRIPTION Fig.3.2 The MAP sensor is an integral part of the LIS, as is the 3.3 Distributor temperature sensor on the regulator-vaporizer. The Distributor (Fig 3.3) is designed in order to maintain The signal of the temperature sensor is utilized to establish... -
Page 8: Wiring
DESCRIPTION 3.6 Wiring 43. Switch Ground Black 44. Step motor signal White LIS requires only one wiring harness. 45. Step motor signal Orange The harness includes 46. Step motor signal Light blue - an automotive type, weatherproof, 55-pin connector for 47. -
Page 9: Emergency Alternative Fuel Start-Up By Using The Switch/Fuel Level Indicator
- The green L.E.D.s bar (B) is steadily on; - Crank the engine (without bringing the key back to off position before starting!), this achieves direct gas start-up. 3.8 The LIS kit content * Description Quantity Electronic Control Unit ........1 pcs. -
Page 10: Required Equipment
OEM retrieve the file pertinent to the vehicle to be converted. specifications, taking care to eliminate possible This file is available in the LIS software archive and/or airlocks that could prevent heating of the pressure on paper. -
Page 11: Proportioner
INSTALLATION 4.4.1.1Connecting the regulator-vaporizer to the - Install the distributor in the engine compartment in cooling system the position described in the “vehicle file”, and mount - By using the clamps supplied, secure the heater hoses it solidly to the engine using the supplied fitting set. to the water fittings of the regulator as in Fig. -
Page 12: Gaseous Lpg Connection Hoses And Map Connection
INSTALLATION 3) While drilling, extract the drill bit several times in order to remove shavings, and apply grease each time after cleaning. During the breakthrough phase of the drilling operation, pay particular attention to prevent the drill bit from carrying shavings inside the intake manifold. -
Page 13: Installation Of The Lis Ecu
“vehicle file.” tubing. Utilize the connecting “Tee” provided; avoid routing - To find the +12V power source for the LIS, see the such as to sharply bend the hose. wiring diagram of the “vehicle file.”... -
Page 14: Installation Of Lpg Tank And Tubing For Liquid Lpg
INSTALLATION Legenda: Simulator A) ECU L) Lambda sensor (oxygen sensor) B) Proportioner with cut-off electrovalve M) Ignition coil C) Switch N) Battery D) Harness O) Regulator-vaporizer E) Connector for programming & diagnosis unit P) Electrovalve F) Connector for pressure tester Q) Fuel level sensor G) Pressure diagnosis device R) Temperature sensor... -
Page 15: Programming Of The Electronic Control Unit (Ecu)
This is necessary in order to read the “vehicle view and modify some of the parameters used by the ECU. files”. A copy of this software is in the Landi CD The program can be used without the need for in-depth ROM. -
Page 16: Main Menu
SERIAL PORT command that allows the selection of 5.4 LIS software configuration the port to be used for the connection. When using the LIS program for the first time, it is GO TO... menu: includes the INSTALLATION, ECU necessary to configure certain parameters required for the MANAGEMENT, CAR ARCHIVE and CUSTOMER correct operation of the program. -
Page 17: Ecu Management
ECU is CONNECTED and powered up. If the user has to see the general installation instructions. performed the LIS installation the ECU is ready. The specific instruction file is accessible by clicking Otherwise, it is necessary to choose the command... -
Page 18: Diplay And Verification
PROGRAMMATION 5.5.2 Display and verification 5.5.3 Actuators verification This command makes it possible to see all the significant The actuators verification screen (Fig. 5.6) works only signals used by the ECU in a single screen display when the ECU is connected to the Personal Computer. Specifically, the engine is to be OFF with the KEY (see Fig. -
Page 19: Operation Diagnoses
PROGRAMMATION 0.95 bar is displayed, indicating the correct operation of of the pertinent check-up simply by clicking on the box. the electrovalve. Each check-up corresponds to a certain strategy that the ECU performs when the malfunction occurs. The strategy cannot be modified, but it can be viewed in the EFFECT 5.6 Operation diagnoses column. -
Page 20: Simulation
3) Constructed Wave: sends to the OEM computer a B) CORRECTIVE STEPS PERFORMED: these cells simulation constructed with the following parameters: show the steps that the LIS strategy (“Automatic” - Frequency: number of waves sent to the OEM compu- line) and the installer (“Installer” line) sum to the ter after simulating disconnection of the lambda sensor. -
Page 21: Cutoff
H) ENTER CHANGES: It transmits all the entries of the Adaptive Learn screen to the ECU. 5.7.4.1 Operational principles During its operation, the LIS calculates a correction factor to the mapped strategy by processing the signal from the Lambda sensor. This is then actuated by the actuators. -
Page 22: Vehicle Files Archive
- If CD ROM is selected, the program prompts the user to GENERAL INSTRUCTIONS, or ALT-G. load the Landi CD in the CD ROM drive - unless the disc The specific instructions for the vehicle model (available is already loaded. Updating is performed in two phases. -
Page 23: Customer Archives
5.10 Customer archives These four buttons give access to: - the archive’s first customer file The Landi LIS program can maintain an archive that contains all data concerning the LIS conversions that have - the preceding customer file been performed. The archive can be used to record both... -
Page 24: Customer Search
PROGRAMMATION Moreover, during a search it is possible to browse the files 5.11.1 Customer search that have been found with the archive consultation button A useful function of the program is the CUSTOMER (See Fig. 5.15). SEARCH. This function allows the user to “filter” the To end the search and go back to the complete archive, archive and display only the files that satisfy the conditions click on the END SEARCH button. -
Page 25: Lpg Operation Parameter Verification
REGULATION 6. Lpg operation parameter verification After the installation has been completed and the appropriate mechanical and electrical checks have been performed, and after the ECU has been programmed as in sub-heading 6.5, it is possible to proceed with verification for correct system operation while keeping the PC connected to the ECU. -
Page 26: Emission Mesaurement
REGULATION - Insert this value in cell E (see Fig.8.1) FUEL 7 EMISSION MEASUREMENT ENRICHMENT STRATEGY. This measurement must be performed in compliance local - Click on the MODIFY button. regulations. - Turn the ignition key off, then on. 7.1 Idle emissions CO limit ..........
Need help?
Do you have a question about the LIS and is the answer not in the manual?
Questions and answers