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Thank you for purchasing our product. Before installing/operating the product, read the instructions carefully and retain them
for future reference.
Attention!
● For installation, follow the steps described. Any damage caused by wrong installation shall be imputed to the users.
● To avoid a short circuit from occurring do not pull or modify the wires during installation.
● Do not disassemble or change any parts. Opening and dissassembling this unit will void any warranty.
● Maintenance and repairs should be executed by our professionals only.
Symbol description:
NOTE
Some procedures must be followed to avoid damages to the product.
WARNING!
Certain procedure must be followed to avoid damages to yourself, to the vehicle or to others.
1-1
Accessories
1
LCD Meter X1
5
RPM wire set
(TYPE B) X1
9
Rubber strip X1
13
2.5 mm Allen key X 1
2
Main wiring harness X 1
6
Sensor wire set X1
M8 / S type speed
10
sensor bracket X 1
14
Meter bracket X1
3
Active speed sensor X1
7
Temperature sensor X1
M10 / S type speed
11
sensor bracket X 1
15
M5XP0.8 nut X3
Flash
Light on
Hold the
Hold the
Button
Button
1 second
3 seconds
4
RPM wire (Type A) X1
8
External switch
(Dual button type) X1
12
M5x5xP0.8
Hexagon screw X 2
16
3 mm Allen key X1
wh079ba00a(P22-1)

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Summary of Contents for Koso RX-3S

  • Page 1 Thank you for purchasing our product. Before installing/operating the product, read the instructions carefully and retain them for future reference. Attention! ● For installation, follow the steps described. Any damage caused by wrong installation shall be imputed to the users. ●...
  • Page 2: Optional Accessories

    Optional accessories L type speed sensor Water temp sensor Oil temp sensor adapter Signal extension wire bracket adapter M12 X P1.5 X 15L M14 X P1.25 X 15L M14 X P1.5 X 15L M16 X P1.5 X 15L M18 X P1.5 X 15L M16.
  • Page 3: Installation Instructions

    Installation instructions Follow the steps below during installation. 1. Meter bracket (Accessory 14) 2. LCD Meter (Accessory1) 3. M5XP0.8 nut X3 (Accessory 15) 4. Meter bracket micro-adjustment screw NOTE You can choose the angle first and then use the screw to fix the angle.
  • Page 4: Meter Size

    MOTO / SCOOTER L- t yp e sp eed sensor bracket inst ruct ion Install the L- bracket and the anti-slip Install the speed sensor into the proper rubber on the front fork and adjust it to the hole on the bracket. proper height and angle.
  • Page 5: Basic Function Instructions

    Basic Function Instructions Shift light warning Overheat warning Speeding warning ●Setting range : ●Setting range : 60 ~ 250 °C (140 ~ 482 °F) ●Setting range : 30~360 km/h (20~225 MPH) 1,000~10,000 RPM/ 1,000~12,000 RPM/ ●Setting unit : 1 °C (°F) ●Setting unit : 1 km/h (MPH) 1,000~15,000 RPM/ 1,000~18,000 RPM/ Motor oil maintenance...
  • Page 6 Specifications(Meter) Display range : 0 ~ 360 km/h (0 ~ 225 MPH) Setting range : 00:00~23:59 (24H) ●Speedometer ● Clock Display unit : 1 km/h (MPH) Switchable 01:00~12:59 (12H) ○ Odometer Display range : 0 ~ 999,999 km (mile)and then ●...
  • Page 7 Startup Screen Switching Description ●In the main screen, press the ●In the checking screen, press the x 10 0 0 x 10 0 0 Up+Down buttons to enter the Up+Down buttons to go back to GEAR GEAR record screen. the main screen. km/h km/h 23:59...
  • Page 8 Record Screen Switching Description(Target Speed, Target Distance, Top Speed) ●In the main screen, press the ●In the top speed record screen, x 10 0 0 Top Speed Up+Down buttons to enter the press the Up+Down button to (km/h, m) GEAR target speed record screen.
  • Page 9 Description Of Target Distance Test ●In the target distance record screen, ●When you reach the target distance x 10 0 0 Target Distance that you set (100 M . 2/32 mile), the press the Down button to enter the (km/h, m) GEAR Target Distance 100 m...
  • Page 10 ●In the top speed record screen. Top Speed ●Press the Down button for 3 (km/h, m) Time Speed seconds, to reset the top speed 0:10.28 8610 record. 0:10.05 9430 0:20.28 9280 0:25.09 9250 0:19.17 8060 0:26.22 9530 0:29.02 6320 0:25.03 9220 Top Speed Top Speed...
  • Page 11 Setting Screen Switching Description ●Press the Up + Down buttons for 3 seconds on the main screen, record screen, or checking screen to switch to the setting screen. ●Press the Up button or Down button to select ❶Clock ❷Unit(Speed & Temp.) ❸Backlight(Mode & Brightness & Color) ❹Overspeed Warning❺Shift Light Warning ❻Temp Warning ❼Volt Warning ❽Low Fuel Warning ❾Motor Oil Maintenance(Trip O) ❿ABS Warning ⓫Warning Light ⓬Tire Circumference &...
  • Page 12: Clock Settings

    Clock Settings ●Example : To set clock(minute) as 10 ●In the Clock screen, press the Down Clock Clock minutes. button for 3 seconds to enter the Unit Unit ●Press the Down button to move to clock setting. the digit you want to set. Time Time : 0 0...
  • Page 13 Backlight (Mode & Brightness & Color) Settings ●Example : To set the backlight ●In the backlight screen, press the Down Backlight Backlight brightness (night) at 2/5(40%). button for 3 seconds to enter the Mode Mode ●Press the Up button to choose the background mode setting.
  • Page 14 Shift Light Warning Settings ●In the shift light warning screen, press the ●Example : To set shift light warning2 Shift Light Shift Light (Fast Flash) value to 9,000 RPM. Down button for 3 seconds to enter Shift Light 1 (Steady) Steady the shift light warning1(Steady) setting.
  • Page 15 Voltage Warning Settings ●Example : To set high voltage warning ●In the voltage warning screen, press the Volt Warning Volt Warning value to DC 16.0 V. Down button for 3 seconds to enter ●Press the Up button to choose the low voltage warning setting. 1 1.
  • Page 16 ABS Warning Settings ●The ABS warning screen, press the ●Press the Down button to go back to ABS Warning ABS Warning Down button for 3 seconds to enter the ABS warning screen. Function Function the ABS warning setting. ●Press the Up button, and select ●The ABS warning screen.
  • Page 17 Tire Circumference And Sensing Point Settings ●In the tire circumference and sensing ●Example : To set the sensor point Speedometer Speedometer value to 06 P . point screen, press the Down button Tire Circumference Tire Circumference for 3 seconds to enter the tire ●Press the Down button to choose 0 0 mm 0 0 mm...
  • Page 18 Gear - Learn Gear - Learn ●The gear screen. ○Change to Gear 2. Gear - Learn Gear Gear - Learn ○Change to Gear 3. Gear - Learn Gear - Learn ○Change to Gear 4. Learn Start ○Change to Gear 5. ○Change to Gear 6.
  • Page 19 Fuel Resistance(Ω) Settings ●In the fuel resistance(Ω) screen, ●EX:Set fuel meter's resistance value Fuel Fuel press the Down button for 3 seconds from 100 Ω to 270 Ω. Type Type to enter into the fuel resistance(Ω) setting. Down button to go back to ●Press the the fuel screen.
  • Page 20 Fuel Gauge Resistance Settings (Auto Detection) ●Press the Down button to enter the fuel Fuel gauge resistance setting(Auto detection). Type Custom CAUTION! The highest position ●Before detection, ensure that your ●When the fuel surface sensor floats in the current fuel level is in the lowest position highest position then press the button, that you would like to have.
  • Page 21 ●EX : Set target distance value from ●EX : Set sort by from Sequence Power Test Power Test 50 m to 100 m. to Best. Target Speed Target Speed ●Press the Down button to enter the ●Press the Down button to go back to 0 ~ 110 km/h 0 ~ 110 km/h the sort by setting.
  • Page 22: Troubleshooting

    6 Troubleshooting The following situations do not indicate malfunction of the product. Check the following before taking it in for repair. Trouble Check item Trouble Check item The meter doesn't work ●The power isn't supplied to the meter. A/F ratio doesn't appear ●Check the setting.