Display Lights Up; Treadbelt Does Not Move; L5 Error - Landice L Series Diagnostic And Service Manual

Display lights up; treadbelt does not move; L5 error.

5.1
Plug Treadmill into wall outlet and
press START. Is "SAFE" displayed?
5.2
Is red SERIAL lamp on the SCR lit?
5.3
Place the treadmill in Speed Override Mode:
DO NOT
WARNING:
1. L7 & L8 ET - Press MENU and START simultaneously.
2. All other L7 & L8 - Press FAST and START simultaneously.
3. Hold the fast button until the display reads 11.
5.4
Is the yellow RLC lamp on the SCR
lit?
YES
Bypass Capacitor by removing PURPLE and BLACK wires off
of Possitive (+) side of Cap. Tape wires and start treadmill.
Does Treadmill Start? YES = Bad Capacitor,
NO = Perform Generation Test on drive motor (See page
60) PASS = bad SCR, FAIL = bad Drive Motor.
5.5
Is yellow MOTOR lamp on the
SCR lit?
5.6
1. Unscrew motor control board.
2. Take red IND wire out of terminal block.
3. Take MTR+ wire out and put it in the IND terminal.
4. Press START. Does the treadmill run?
5.7 1. SCR is Bad. Replace SCR.
NO
NO
STAND ON THE TREADBELT IN THIS MODE.
NO
Go back into Speed
Override Mode.
YES
NO
YES
1. Red Saftey Lanyard is not in the correct
YES
position.
2. Replace display board.
1. Check wiring harness connection between
Upper display and SCR.
YES
2. Replace display board.
1. Unplug the treadmill from its outlet.
2. Walk on the belt manually. (push)
3. Does the yellow MOTOR lamp light ?
YES
1. Loose wire connection to motor, capacitor, or choke.
2. Loose brush holder screw on motor. (Check both)
3. Failed drive motor.
Failed drive motor.
NO
NO
Bypass Filter Choke by pulling
PURPLE and RED wires off of
choke. Jump wires and start
treadmill. Does Treadmill Start?
YES
NO
Failed Filter Choke.
101