![background image](http://html2.mh-extra.com/html/landice/l7-club/l7-club_service-manual_3548044055.webp)
ESI SCR: SAFETY SHUTDOWN: Loss of Speed Signal: Upper display lights but treadbelt does not move
Troubleshooting
55
6.14. ESI SCR: SAFETY SHUTDOWN: Loss of Speed Signal: Upper display lights but treadbelt
does not move
NOTE: USE THIS FOR DIAGNOSING ESI-SCR BOARD
Error Code: SAFETY SHUTDOWN Loss of Speed Signal
Upper display lights up but treadbelt doesn’t move:
Enter Diagnostic Speed Mode
:
Follow the diagnostics & calibration button sequence page:
:
Enter into diagnosc mode by following the
Diagnoscs & Calibraon sequence page.
DO YOU HEAR THE BELTSW RELAY CLICK?
Unplug the 4-pin upper harness connector from the
ESI-SCR
lower board. Check for any loose, frayed, crimped, or
broken wires or connecon.
DID YOU FIND ANY LOOSE OR DAMAGED WIRES?
Replace the
Display Board.
Replace the
Upper Harness.
(P/N 70324)
NO
Remove both motor brush covers on either side of the
drive motor. Check the motor brushes to see if the carbon
brushes are about ½ inch thick or beer.
ARE BOTH MOTOR BRUSHES ½ INCH THICKER OR BETTER
?
Replace the
Motor Brushes.
(110-V/220-V Motor Brushes P/N 70222-M)
NO
NO
YES
Is the
YELLOW RLC LED #10
lit on the ESI-SCR lower board?
(#17 ON ESI-SCR LOCATOR SHEET)
YES
YES
Unplug the treadmill from the outlet. Start manually
walking on the treadbelt.
DOES THE YELLOW RLC LED #10 & MOTOR LED # 11
LAMPS LIGHT UP AS YOU WALK ON THE TREADBELT?
(#17 & #16 ON ESI-SCR LOCATOR SHEET)
Go back into diagnosc mode.
YES
YES
NO
Bypass the filter choke by connecng the RED
and PURPLE wires together.
DOES THE TREADMILL RUN?
Bypass the capacitor by removing the PURPLE
and BLACK wires off the (+) post of the capacitor
and tape the wires together.
DOES THE TREADMILL START & RUN?
IF YES: BAD CAPACITOR
IF NO: Perform Generaon test on Motor.
IF Gen Test Pass: Defecve SCR board.
IF Gen Test Failed: Defecve Motor.
NO
NO
Failed Filter Choke.
(P/N 5341)
YES
Is the
YELLOW MOTOR LED #11
lit on the ESI-SCR lower board?
(#16 ON ESI-SCR LOCATOR SHEET)
Check for any loose wires or connecons between
the drive motor, filter choke and capacitor. Also
check motor brushes and brush clips to be secured.
IF EVERYTHING IS TIGHT & SECURED: FAILED MOTOR
Disconnect the RED IND and the BLACK MTR(+) wire from the
lower board.
Connect the MTR(+) wire to the RED IND Terminal and press
the start buon.
DID THE DRIVE MOTOR START RUNNING UPON START UP?
YES
NO
REPLACE ESI-SCR LOWER BOARD
(P/N 110-V 70080/ 220-V70081)
REPLACE DRIVE MOTOR
(P/N 110-V 70014/70608 220-V 70125/70608)
YES
NO
Содержание L7 Club
Страница 1: ...L7 L8 L9 Treadmill 90 Series Service Manual...
Страница 4: ...Grounding Instructions 4...
Страница 16: ...Introduction Recommended Tools 16...
Страница 26: ...Electrical Reference Harnesses 26...
Страница 30: ...Routine Maintenance Maintenance Checklist 30...
Страница 102: ...Replacement Parts 102 Figure 8 8 Control Panel 17 16 15 13 14 12 11 11 9 5 3 7 6 2 4 8 1...
Страница 116: ...Replacement Parts 116...
Страница 119: ......
Страница 120: ...111 Canfield Avenue Suite A 1 Randolph NJ 07869 1 800 LANDICE Tel 973 927 9010 Fax 973 927 0630 www landice com...