62
SYMPTOM
Display lights up, treadbelt moves,speed will not increase,L5 error.
5.1
5.2
Check speed sensor alignment.
It should be within 1/16" of the flywheel and parallel to the flywheel.
Is it out of position?
NO
Unplug 3 wire speed sensor connector from relay board. Check for pushed pins or loose wires.
Any found?
NO
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| Adjust speed sensor: |
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| 1.Use 1/2" wrench and loosen |
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| the two lock nuts securing |
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| sensor to it's bracket. |
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| 2. | Adjust sensor gap to 1/16". |
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| 3. | Tighten lock nuts. |
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Repair or replace speed YES sensor / harness assembly.
Part# 71007
5.3
5.4
| Unplug 12 wire upper harness |
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| connector from relay board. Check for |
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| Repair or replace upper |
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| pushed pins or loose wires. Specifically |
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| harness. Part# 70211 |
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| look at 8 (White) and 12 (Green). |
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| Any found? |
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| NO |
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| Is speed control wiring OK? |
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| Purple wire from V+ on pwm board to H on relay board. |
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| Correct speed |
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| Orange wire from P1 on pwm board to L on relay board. |
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| control wiring. |
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| Brown wire from P2 on pwm board to W on relay board. |
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| P3 on pwm board has no connection. |
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| YES |
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Replace the speed sensor. Part # 71007