Controller Pretorque Set Up Procedure - O. Thompson Microflite Ultra 2000 Installation & Adjustment Manual

Switch "S3" to the "+" position.
2.
3. One or more of the red and green LED's on the left hand edge of the board will be
illuminated. If the "-" LED is not on, Slowly turn the "COARSE" pot counter-clockwise
until it does.
Slowly adjust the "COARSE" pot clockwise until the green "0" LED turns on. Continue
4.
turning the pot clockwise until the "-" LED just turns off and the "+" LED turns on.
Turn the "FINE A" pot counter-clockwise until just the "0" LED is on.
5.
6. Press the "RESET" button on the K-Tech board. This will set the output of the unit to 1
VDC at LW+ and LW-.
Full Load, Top Floor
1. Bring the car to the top floor. Place full load in the car. You may leave an appropriate
amount of weight off the car to compensate for your body weight. Make sure the
weights are evenly distributed.
2. Slowly adjust the "GAIN A" pot until either of the yellow LED's come on and the green
LED just turns off. Slowly turn the "GAIN A" pot in the opposite direction until the green
LED just turns back on.
NOTE: If you are unable to adjust the "GAIN A" pot so either of the yellow LED's
are on and the green LED is on, referring to the chart below, set SW1 to the next
highest gain setting. Remove the weight from the car and go to step 3 of the
"Empty Car, Bottom Floor" set up procedure.
3. If the - yellow LED is on, set SW3 to the minus (-) position. If the + yellow LED is on, no
action needs to be taken.
The K-Tech load weigh device is now properly adjusted for the controller. The controller must
now be set up for proper operation. When the car is running at contract speed and all final
adjustments have been made to the motion parameters, refer to Section 9.4 of this chapter for
the controller pretorque set up procedure.

Controller Pretorque Set Up Procedure

9.4
NOTE: Before attempting this procedure a learn trip must have been performed and the car
needs to be running at contract speed.
Remove all weight from the car. Disable the doors and run it to the bottom floor. Leave
1.
it on automatic operation.
On the MPU board, turn pot R32 fully clockwise.
2.
Revision: AA 2.2
Microflite Ultra 2000
Pole 1 Pole 2 Gain
OFF OFF 200
ON OFF 300
OFF ON 400
ON ON 500
Printed 03 - 15 - 03 9 - 9