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MAXIMIZER-II
Progressive Nitrous Controller
INSTALLATION AND USER MANUAL
Read all Instructions before beginning!!!!
Caution – EXTREME DANGER – Caution
Do not use or mix any other manufacturer's products with any Nitrous Express products.
Do not use or mix any Nitrous Express products with any other manufacturer's products.
THESE INSTRUCTIONS APPLY TO NITROUS EXPRESS PRODUCTS ONLY!
FOR SANCTIONED RACE USE ONLY - NOT FOR SALE OR USE IN CALIFORNIA
MAXIMIZER-II rev A
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Table of Contents
Summary of Contents for Nitrous Express MAXIMIZER-II
- Page 1 Read all Instructions before beginning!!!! Caution – EXTREME DANGER – Caution Do not use or mix any other manufacturer’s products with any Nitrous Express products. Do not use or mix any Nitrous Express products with any other manufacturer’s products. THESE INSTRUCTIONS APPLY TO NITROUS EXPRESS PRODUCTS ONLY!
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Page 2: Table Of Contents
Table of Contents Page MAXIMIZER-II Power Input ..............................1 SOLENOID DRIVER Ground ..............................1 Arming Switch Input .................................. 1 O2 Sensor Input (and factory ECU)............................1 Tachometer Signal Input................................1 TPS Signal Input ..................................2 Trigger Inputs 1 & 2 .................................. 2 General Purpose Outputs 1 &... -
Page 3: I N S T A L A T I O N O V E R V I E W
Note: The instructions in this manual take precedence over those included with other nitrous accessories. Connect the MAXIMIZER-II's power to the same power source as the ECU (9~18 volts). Ensure the fuse rating is sufficient to power both. (This power and ground need to be “clean” in order to obtain the best performance from your MAXIMIZER-II). -
Page 4: Tps Signal Input
Grounding this input is considered the “ENABLE” position for the automatic bottle heater control. This feature allows the MAXIMIZER-II to control the bottle heater relay in an attempt to maintain the target pressure. See configuration section for more details. -
Page 5: S O F T W A R E
Updates and manuals are available from www.fjoracing.com Your PC will require a serial port to connect to the MAXIMIZER-II. Some newer laptops do not have an integrated serial port and will require an optional USB-Serial adapter or a PCMCIA serial adapter. -
Page 6: Program Set-Up
The main screen allows you to: Configure the program preferences Configure the MAXIMIZER-II. Upload your saved configurations to the MAXIMIZER-II or download your configurations from the MAXIMIZER-II. Enter the monitor window for the MAXIMIZER-II. Log data to your PC To open the program configuration menu, click on View and Options. -
Page 7: Maximizer-Ii Configuration
RPM Signal Present allows you to select whether or not you have a tachometer input signal connected to the MAXIMIZER-II. A check mark in the box tells the MAXIMIZER-II that a signal is connected. - Page 8 MAXIMIZER-II. This feature allows you to use the automatic bottle heater control as well as log your bottle pressure. A check mark in the box tells the MAXIMIZER-II that the sensor is connected and enables the automatic bottle heater control.
- Page 9 Gear Reset Time allows you to set the time in seconds that the MAXIMIZER-II will wait before setting its gear counter to the predetermined gear. This occurs only after the MAXIMIZER-II has been armed, activated and has been left in the armed state.
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Page 10: Stage 1 & 2 Tab
The STATUS LED will flash quickly if a lean shutdown occurred. Lean Cutoff Delay allows you set a delay for the lean cutoff function. The MAXIMIZER-II must see a lean condition for the full delay period before it will shut off the nitrous. This allows short, non-harmful lean spikes to be ignored. -
Page 11: Time Based Nitrous Configuration
RPM Trigger allows you to set the minimum RPM required before the Nitrous can be triggered. Delay allows you to set the time that the MAXIMIZER-II must wait before initiating the Nitrous after all conditions have been met to activate the Nitrous. -
Page 12: Saving And Uploading Your Configuration
MAXIMIZER-II. To upload a saved configuration to the MAXIMIZER-II, ensure the MAXIMIZER-II is turned on. Open the desired configuration and click on the UPLOAD button (green arrow pointing to car). To download a configuration from the MAXIMIZER-II, ensure the MAXIMIZER-II is turned on. Open a default configuration by clicking on File then New. -
Page 13: Data Logging
You can playback your log files by opening the file using the standard windows method. Click on File then Open… In the Files of type section select MAXIMIZER-II II Logs. If the log files do not appear in your window, you may not be in the correct directory. -
Page 14: Software Updates
This menu is selected by clicking the right mouse button while the cursor is over the graph. You can also customize your graph by double clicking on the open graph. Free updates are available for the MAXIMIZER-II and related software at www.fjoracing.com Optional accessories available for the MAXIMIZER-II include: •... -
Page 15: Disclaimer
180 days from the date of manufacture. Customers must return the defective part or component to the authorized distributor, Nitrous Express, shipping costs prepaid. Prior to returning a product for warranty inspection, the customer must first contact Nitrous Express with the product serial number to receive a WARRANTY CLAIM NUMBER. -
Page 16: System
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Page 17: Status Led
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Page 18: Ignition Retard
MAXIMIZER-II rev A... -
Page 19: Automatic Purge
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Page 20: Wot Switch
Figure A illustrates how to connect a “HOT” wide-open-throttle switch. Set the WOT setting in the MAXIMIZER-II configuration to 4.5 volts, the TPS TRIGGER to 95%, and the IDLE to 0.5 volts. Figure B illustrates how to connect a “GROUND” wide-open- throttle switch.