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Display lights up,treadbelt does not move,L5 error.
1.
Press FAST & START simultaneously.
2.
Press FAST until 2.0mph is displayed.
Does the four digit display window read SAFE?
Is the green LED2 light on the
pwm motor control board lit?
1.
Check blue (L1) and white (L2)
wires from relay board to motor
control board.
2.
Replace relay board. Part #70213
Is the speed control wiring OK?
Purple wire from V+ on pwm board to H on relay board.
Orange wire from P1 on pwm board to L on relay board.
Brown wire from P2 on pwm board to W on relay board.
P3 on pwm board has no connection.
Is the motor wiring OK?
Check the wires from motor to A+ & A-
Attach the safety lanyard.
Is the green BELTSW light on the relay board lit?
1.
Check RED wire on 12 pin harness
for loose connection or pushed pin.
2.
Replace upper display board.
Part# 70191-CL (SPRINT), 70173-CL
(SST), 70196-CL (PRG)
Correct speed
control wiring.
Correct motor
control wiring.
Replace motor
brushes.Part# 70222
(2 required)
Replace motor /
flywheel assy.
Part# 70014/70010
SYMPTOM
Are the motor brushes OK?
UNPLUG treadmill and unscrew brush caps. Verify each
brush is at least 1/4" long and slides freely. Verify each
brush is curved and has no burns or cracks. Check springs,
verify copper wire is not broken or burned.
Spin the motor shaft by hand.
Is the motor seized or is the shaft broken?
Replace pwm motor control board. Part# KBWT-110
YES
NO
NO
NO
YES
YES
NO
NO
YES
YES
YES
YES
NO
NO
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