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103
Elevation system failure; "PO" error.
Grade pot out of
calibration or failed.
Recalibrate pot.
(See Page 74)
Does the treamill go up when UP is pressed and
down when DOWN is pressed in this mode?
Remove the 6 pin elevation connection from the
SCR control board. Is either the yellow DOWN lamp
or the yellow UP lamp on the SCR lit?
Replace SCR.
Does the yellow UP lamp on the SCR
light when UP is pressed?
Does the yellow DOWN lamp on the motor control
board light when DOWN is pressed?
Replace elevation motor.
7.1
Replace SCR.
Replace SCR.
7.3
7.2
7.4
7.5
YES
NO
YES
YES
NO
NO
NO
NO
YES
YES
Place the treadmill in Diagnostic Mode:
1. Turn OFF the treadmill.
2. L7 & L8 Executive Trainer -Press MENU and START
simultaneously.
3. For all other L7 & L8's - Press DISPLAY (or UP ARROW -
Δ
)
and START simultaneously.
Is the red GRADE lamp on the SCR lit?
Grade pot out of
calibration or failed.
Recalibrate pot.
(See Page 74)
Summary of Contents for L Series
Page 5: ...5...
Page 27: ...27 Section 3 Parts Identification L8 L9 BED EXPLODED VIEW 18...
Page 28: ...28 L7 BED EXPLODED VIEW L Series Upright...
Page 29: ...29 L SERIES UPRIGHT EXPLODED VIEW 112...
Page 30: ...30 L SERIES MOTOR PAN EXPLODED VIEW 111...
Page 35: ...35 COMMERCIAL MOTOR PAN SCR MOTOR CONTROL BOARD...
Page 36: ...36 L SERIES 110V COMMERCIAL LOWER WIRE SCHEMATIC...
Page 37: ...37 L SERIES 220V COMMERCIAL LOWER WIRE SCHEMATIC...
Page 40: ...40 L SERIES SCR UPPER WIRE HARNESS WIRING DIAGRAM...
Page 42: ...42 L SERIES HOME MOTOR PAN WIRING SCHEMATIC...
Page 47: ...47 L SERIES HOME MOTOR PAN WIRING SCHEMATIC PWM MOTOR CONTROL BOARD W RELAY ASSEMBLY...
Page 48: ...48 PWM MOTOR CONTROL BOARD W RELAY ASSEMBLY...
Page 49: ...49 L SERIES PWM UPPER WIRE HARNESS WIRING DIAGRAM...
Page 50: ...50 EXECUTIVE TRAINER LCD WIRING SCHEMATIC...
Page 110: ...110 L SERIES ROAD RUNNER LOWER WIRING DIAGRAM...
Page 111: ...111 L SERIES ROAD RUNNER UPPER WIRING SCHEMATIC...