mastershift
   

Offroad Products - Sequential

  1. Sequential
    1. The MasterShift™ Sequential Shifter enables you to shift your sequential transmission while leaving your hands on the steering wheel. It provides a quick and reliable electronically controlled shift. The shifter unit is coupled to the transmission through a standard shift cable, just like the manual shift lever; this makes installation quick and easy.
    2. The MasterShift™ Sequential Shifter currently supports Albins, Fortin and Mendeola sequential transmissions. Other similar transmissions may be supported.

                                                              i.      Mendeola models S4, S5, S4D, S5D, and HD4

                                                            ii.      Fortin models FRS 4, FRS 5, FRS 6

                                                          iii.      Albins AGB-SS5

    1. Requirements

                                                              i.      Vehicle with a supported sequential transmission. Currently supported are:

1.      Albins AGB-SS5

2.      Fortin models FRS 4, FRS 5 and FRS 6

3.      Mendeola models S4, S5, S4D, S5D and HD4

                                                            ii.      Remark Industries Fortin or Mendeola Sequential Gear Display (can be ordered together with your Sequential Shifter) or the factory Albins or Fortin gear indicator.

                                                          iii.      Microsoft Windows PC with a standard serial port and with Microsoft .NET installed (for configuration)

    1. Contents

                                                              i.      User manual

                                                            ii.      CD-ROM with the MasterShift™ Sequential Shifter configuration software

                                                          iii.      Drill templates for mounting the MasterShift™ Sequential Shifter

                                                          iv.      MasterShift™ Sequential Shifter

                                                            v.      4 M6 screws for the case

                                                          vi.      Main wiring loom with 23-pin rectangular connector J1

                                                        vii.      Steering wheel wiring loom with 8-pin panel-mount round connector J3

                                                      viii.      Paddle shifter with coiled cord and connector

                                                          ix.      6 10-32 screws for the paddle shifter

                                                            x.      Serial cable (9-pin D-Sub, female-female)

    1. Basic Shifting

                                                              i.      Basic shifting is simple: just hit the shift buttons or paddles, and the MasterShift™ Sequential Shifter will push or pull the shift cable, as you would have done manually before you had it. It is also possible to “stack” multiple shifts by pressing the paddle or button several times. The Sequential Shifter will then execute just as many shifts in a row.

    1. Features

                                                              i.      Short Shift to Neutral (for motorcycle type shift sequences)

                                                            ii.      Clutchless shifting (there are limitations of clutchless shifting)

                                                          iii.      Clutch Safety (wont shift out of neutral into a forward gear without clutch depressed)

                                                          iv.      Neutral Safety (keeps you in the forward gears)

                                                            v.      Reverse Safety (locks out reverse)

                                                          vi.      All Electronic Operation

                                                        vii.      Steering Wheel Mounted Paddles

                                                      viii.      Optional Gear Display

                                                          ix.      Easy Installation

                                                            x.      Little To No Maintenance

                                                          xi.      Hands-On-The-Wheel Shifting

                                                        xii.      Sealed Case

                                                      xiii.      Fast Shift Action

                                                      xiv.      A Unique Accessory

    1. Special Features Explained

                                                              i.      Short Shift to Neutral

1.      Some transmissions have their neutral gear between the first and second gears; it can be reached with a shorter shift than normally. The MasterShift™ Sequential Shifter supports such transmissions.

                                                            ii.      Clutchless Shifting

1.      The EMS Control output can be connected to an engine management system ( EMS ), to request a torque reduction before and during the shift movement. Torque reduction can be achieved for example by limiting the fuel supply, changing the ignition timing, or limiting the engine rotation. The Sequential Shifter activates the output a short time before the shift movement, giving the engine time to actually reduce the torque on the transmission, and deactivates it immediately after the shift, so that the engine again supplies full torque.

a.       Note: Support with all engine management systems cannot be guaranteed. Most often the engine management system will need to be specially setup to work with the MasterShift. Certain Delphi engine management systems even require an auxiliary pin to be wired to the outside plug.

b.      Caution: You will need to setup the pre-shift delay time if you are to use the MasterShift to do clutchless upshifts. Due to variances in motors, transmissions, and driving styles, you may need to spend some time configuring this value to an optimal level. Clutchless shifting cannot be guaranteed to work in all driving conditions and may need to be setup multiple times for variances in wheel types, terrain, and other variables. A wrong value can lead to transmission damage over time

                                                          iii.      Neutral Safety

1.      The purpose of this feature is to prevent accidental shifts into neutral gear during normal driving. Multiple presses of the downshift button or paddle (without pressing the shift safety button) are now safeguarded from shifting into neutral. (This works a bit differently with transmissions that have their neutral gear between the first and second gear and require a special short shift for a shift into neutral.

                                                          iv.      Clutch Safety

1.      When the clutch safety feature is enabled, the driver is not allowed to shift from neutral into first gear without pressing the clutch, and the clutch is also required for all downshifts. The purpose of this feature is to prevent shift attempts in situations when normally the clutch pedal should be pressed.

                                                            v.      Reverse Safety

1.      Reverse safety has two different modes of operation, depending on your transmission:

a.       Transmissions without a reverse gear in the normal shift lever shift sequence (Mendeola): The MasterShift™ Sequential Shifter will not attempt any shift movements while the transmission is in reverse gear, as indicated by a closed reverse gear switch.

b.      Transmissions with a reverse gear in the normal shift lever shift sequence (Albins, Fortin): When the reverse safety switch is enabled, the MasterShift™ Sequential Shifter requires that the shift safety push-button, or shift safety delay, is used when shifting into reverse gear.

 
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