Home

L-70 Series Service Manual

1. 1 BOAT uu OMIA 2 Aq ao ADANA lI 445 S 21025 5 LAN 74 F 10858 m X _ Y CN AOI 9800181894 mv 1 a 011395 NA TIN 91 11 S 2U049 0 IN A Lar er 6 FT N SAT SSINSVH 07 060 N d L O A zs me 497 7 y BIN 1114 3511 dN A313 30914 ADS v EDS j o ons si EN rm NI A313 013 5 7 nanag MOT S 10 3n38 _ HJIH ARTA 2 999 1 GSN3S UO Ol bq Q on ij O M ND E d LA Tm 13 4 TUM 3 30940
2. L 8800 SOLOW 3 13 Koyo GIO 0184 UAIM WI d ur a1 Sa3u04a101 57 TUT OUT Ey aa 7 35 I 38014 sma I ALV 100 Av 138 dN J 840 SuOI428uu05 me go sue 11 24 Avaa 1738 AV HS wE 112949 3 19 2 usd Ka XJLIWOILN3LOd AT 39 9 0 Gag ADT ina 3078 109 3ONva NDILVA313 10 NACE H3IH 109 NATE 3 3SN3S lUe 11145 ADT 10d 3078 wd 905 ANIT NAGS ame N on 2 MIN 1211 mu wc usd TIMANTA AAMU 21406 TWI JQ0AOu 4 LOU 840 15435 1139 TEE 36 _ 389Nvan 37479 46 Speed Calibration L Series ANTA PWM Treadmills 1 Enter into Open Loop Speed mode O L S by pressing simultaneously Executive Trainer MENU amp START Cardio Trainer NEXT amp START Pro Sport Trainer NEXT amp START Sport Trainer Fast amp START 2 Adjust
3. Nd A313 tdN A313 00V 10 8 XINIVAL 18045 E 04004 ojdsig NOTE USE THIS FOR DIAGNOSING THE ANTA PWM2 REV D1 76 UNIT FAILS TO LIGHT UP WHEN START IS PRESSED Is the green AC PWR LED on the ANTA PWM2 Board lit 1 Unplug the upper harness connectors from the board amp inspect all wires for loose or pushed pins Make sure harness is routed under the elevation motor amp secured down w harness clip 2 Unplug the upper harness connector from the upper display amp inspect all wires for loose fit or pushed pins Confirm the upper display board is receiving 12Vdc at the BLK amp GRN wires Does the upper harness amp supplied voltage check out 1 Check outlet for proper line voltage 2 Check line cord connections and condition 3 Unplug treadmill amp with your multimeter set to continuity check the fuse If its bad swap it out with spare MDA 15 slow blow fuse 4 Plug in treadmill and with your multimeter set to Volts AC check for 120Vac across the HOT amp NEUT terminals on the PWM 2 board If 120Vac is confirmed then replace ANTA 2 Part 70455 Check the smaller fuse F2 located next to the transformer T1 using your multimeter set to continuity Is the fuse good Replace ANTA Replace the PWM2 Fuse Part 70455 Part MDA 15 Replace upper wire harness if connections are l
4. Parts list Parts removal Policy Parts Reimbursement 69 93 94 95 97 92 41 47 76 71 82 63 70 62 32 89 87 13 23 24 91 42 40 31 46 98 25 103 Warranty Potentiometer calibration Prorating _ Rebooting Rehabilitation RTM REV Flowchart Schematic Pot calibration Schematic Anta PWM 2 ESIPWM RTM SCR SCR2 Service Authorization form SCR 2 board Flowchart Lower board Schematic Self Diagnostic Access Error uuu Testing parts Tracking amp Tensioning Treadmill weight 29 40 82 80 84 43 75 69 80 51 61 63 59 61 44 43 20 10 15 104
5. 66 L8 L9 TREADBELT L8622 70513 TREADBELT ORTHO L8622 70535 67 L8 L9 FELT WASHER L8622 70516 68 L8 L9 SHEAVE DRIVE ROLLER L8 70290 69 L8 L9 DRIVE ROLLER L8622 70 70504 70 L8 L9 TAKE UP ROLLER L8622 70 70505 71 L8 L9 DECK L8622 70 70296 72 L8 L9 SIDE FRAME RIGHT L8622 70560 SIDE FRAME LEFT L8622 70561 73 L8 L9 SPACER L8622 70506 74 L8 L9 SLEEVE SPACER L8622 70515 75 L8 L9 VFX POST L8 L9 70297 76 L7 L8 L9 HITCH PIN FOR AXEL WIDE 213 77 L7 L8 L9 WHEEL AXEL WIDE 70359 78 L7 L8 L9 WHEEL WIDE 70358 79 L7 L8 L9 BEARING BLOCK BOLTS 74 20 2 MSZ 80 L7 L8 L9 BEARING BLOCK SPACER WIDE 70403 81 L7 L8 L9 ELEVATION PIN 70032 82 L7 L8 L9 ELEVATION PIN SCREWS 14 20 9 16 83 L7 L8 L9 CLEVIS BOLT HARDWARE 70345 84 L7 L8 L9 HITCH PIN MOTOR BRACKET AND CLEVIS 233 85 L7 L8 L9 ELEVATION LEG RUBBER BUMPER 2215 86 L7 L8 L9 MOUTOR MOUNT SPACER RUBBER 70090 87 L7 L8 L9 MOUTOR MOUNT SPACER METAL 70089 88 L7 L8 L9 TENSION SCREW NUT 14 20 NUT 89 L7 L8 L9 TENSION SCREW FLAT WASHER 1 4 SHOULDER W 90 L7 L8 L9 FOAM BLOCK 70103 91 L7 L8 L9 CLEVIS PIN 70063 92 L7 L8 L9 ELEVATION POTENTIOMETER 71013 93 L7 L8 L9 ELEVATION NUT MISC 94 L7 L8 L9 MOTOR BRUSH CAP MISC 95 L7 L8 L9 MOTOR BRUSH 110V 70222 MOTOR BRUSH 220V 70223 96 L7 L8 L9 MOTOR BRUSH HOLDER MISC 97 L7 L8 L9 SPEED SENSOR BRACKET 70067 98 L7 L8 L9 SPEED SENSOR 71007 99 L7 L8 L9 FLYWHEEL FLAT WASHER FENDER W 100 L7 L8 L9
6. AJADT 2 u ETA N N 0550 N d SU bb LI 1 CM O 7 JAA 314804 2 442 LANN 7 EET dn A313 IVE ADIS v SI lo wa N LAO A312 32 E O INT 1 109 MEN 0 H U W1W_A313 2 72 L AAS E 35835 109 39NV3D E JOU OOO 400 3 91685 1Dd NLN 30949 141112 a Ronn O 48 CED WITI AG O O dS 3 BB00 8 Lee DLON NDILVA313 r A 10d 3016 L Lod HOIH NADSH 133H A l3 0100 81894 SDLOW A022 5210 1 94 m SOLON 0100 1894 MOON gt r 1 gt EIA 30916 mE 334414 AG 9 50 N N d IS3 ENE ssauunH Jeddn LI A Mm OGLV1d30V D BONIVMI 1804 E6G0 N d SA GGNVMaW3N 2 6960 N d PENNE UANI SOSO NAR CINGSEHGHD 11 6 0 N d 1 ee ee 121 B3NIVMI OITAVO 18907 N d CNUMEW3AD 2 010892 9G0 N d 8 1 AAMAS 89602 E EJNIVHI 13048 044 5950 N d CNVSEH3AD 097 110992 28 0 N d 0109 YINIVYL 3AI1033X3 BLPOL N d 2 1504 Ud pero N d CNVSA3N 1804 9960 N d puvog Avjdsig 219143294 1409 e 7890 N d 88 SCR 2 LVS WITH TUNER
7. Continuity 110 220 VAC LINE Voltage AC VOLTAGE TO THE TREADMILL 15 Amp Slow Blow Fuse must always have flow of continuity AC LED green The AC Alternating Current LED illuminates when AC line voltage is delivered to the treadmill It then passes through the in line fuse and lights the AC LED 12V green As the proper AC voltage is delivered to the treadmill it passes through the in line fuse and through the full wave bridge rectifier This changes AC to DC voltage and the transformer steps down DC to 12V VDC TREADMILL POWERED ON 5V green The 5v LED turns on when the upper board is power on This activates the Belt Relay Switch on and there s belt movement at 0 5 mph MTR yellow The MTR LED illuminates when direct current dc voltage is sent to the motor The LED gets brighter when the dc output increase SPD yellow The SPD LED flashes on and off when the speed sensor reads the gaps in the teeth of the flywheel on the drive motor When the flywheel is moved slowly the speed sensor will flash on and off it will appear to be on constantly at higher speeds Note On McMillan Motors it is located inside the motor housing but can be checked the same way RLC yellow The RLC R Reactance L Inductance C Capacitance LED illuminates when the filtering system is properly working The filtering system includes the capacitor and filter choke 60 DN amp
8. Treadbelt Dimension Width 20 inches Length 58 inches Circumference 122 inches Deck Dimension 1 inch thick wood Phenolic layer Reversible Width 52 2 inches Length 24 1 2 inches L760 Production Date for Frames July 17 2003 Starting serial number for Frames L7 31084 Production Date complete L760 series October 2 2003 Starting serial number for complete L760 series L7 32002 NOTE Some L750 series treadmills were manufactured after the date and serial number unit January 1 2004 L770 Production Date November 11 2006 Starting serial number L7 64947 NOTE Some L760 series treadmills were manufactured after the date and serial number The L760 s and L770 s series decks are interchangeable The L760 s and L770 s series walking belts are interchangeable 17 870 970 SERIES FACTS All components are the same for the L8 and 19 except for the L9 s larger feet LG 9 w Treadbelt Dimension Length 63 inches Width 21 5 inches Total Circumference 136 inches Deck Dimension 1 inch thick wood Phenolic layer Reversible Length 56 inches Width 25 inches L8622 Production Date September 24 2004 Starting serial number for the treadmill L8 10380 L9622 Production Date September 24 2004 Starting serial number for the treadmill L9 03329 L870 Production Date November 10 2006 Starting Serial number for the treadmill L8 14596 L
9. Reseat the main wire harness connection at the upper and lower board Replace the upper display board No power from outlet Loose wire from line cord to SCR Blown SLOW BLOW fuse on SCR PIN MDA 15 Failed SCR Check connections to wire harness 70324 Check mounting between Faceplate and upper board Re seat if necessary If buttons are concave or upper board will not stay mounted replace faceplate Applies to ST s and RTM s only Conduct membrane bypass test page 41 If treadmill starts up replace the membrane panel Replace SCR 2 board P N 70080 G1 110V P N 70081 G1 220V 63 64 POTENTIOMETER OUT OF RANGE ELEVATION MALUFUNCTION ENTER INTO THE DIAGNOSTIC MODE 1 Turn OFF the treadmill 2 Enter into the diagnostic mode 2 1 Executive Trainer Press MENU amp START simultaneously 2 2 Cardio Trainer amp Pro Sport Trainer Press YES NEXT and START simultaneously 2 3 Sport Trainer and RTM Press DISPLAY and START simultaneously Is the red GRADE lamp on the SCR lit Check pot calibration Recalibrate pot NO 2 2 Does the treadmill go up when UP is pressed if needed See and down when DOWN is pressed YES page 28 2 3 Remove the 6 pin elevation harness Replace SCR connection from the SCR board Is either the YES board yellow DOWM lamp or the yellow UP Lamp on the SCR lit Confirm UP button functions properly in
10. 6 1 Press START button 1 Disconnect the speed sensor from the SCR 6 2 yellow SPD lamp on the SCR lit 2 Is the yellow SPD lamp on the SCR lit Replace speed sensor 6 3 Is speed sensor aligned squarely and within a credit card s thickness from NO the flywheel YES 6 44 1 Check speed sensor wires 2 Replace speed sensor 58 Elevation system failure PO error Place the treadmill in Diagnostic Mode 1 Turn OFF the treadmill 2 Enter into diagnostic mode page 39 Grade pot out of calibration or failed Is the red GRADE lamp on the SCR lit Recalibrate pot See Page 28 Grade pot out of Does the treamill go up when UP is pressed and calibration or failed down when DOWN is pressed in this mode Recalibrate pot See Page 28 NO 7 3 Remove the 6 pin elevation connection from the SCR control board Is either the yellow DOWN lamp YE or the yellow UP lamp on the SCR lit Replace SCR NO Does the yellow UP lamp on the SCR Replace SCR light when UP is pressed NO YES Repl R Does the yellow DOWN lamp on the motor control NO 8 898 55 board light when DOWN 1 pressed YES Replace elevation motor 59 LED CONFIGURATIONS ESI SCR IILOWER BOARD 12 17 VDC UPPER BOARD 110 10 volts per 1 mph 3 mph approx 30 voc 220 20 volts per 1 mph 3 mph approx 60 voc
11. 145 wis 089 WITI Mee d a8 3 B004 ad MOLDUA NGILVA313 ADT 109 3n78 ES 2 4 ASNS 109 39NVSD h HDIH 10d 11 8313NDIIN310d NDILVA313 O H Lad 2 7 9100 81894 010 JAT 2 m L L 38 ES m 564 AJAY 14 97607 19 JMA AIVE 16201 N d N Ssauuop E L E 90901 N d 31892 1 8314013 AM 21974209 2 1 9 1904 6 0 N d awa 986 2 NIVEL 6950 N d 1 6 70 N d 1 DR 021 W3NIVQ1 111893 18704 N d SA 2 110342 1960 N d g NONIVNU SANMAK BIEN N a H3NIvMI 14048 Dad 69604 N d 10904 L 097 DITAVI 28704 N d 07102 WINIVAL JAILNIIXI 8 00 N d NINIVAL 1304 Odd N d 831dVCV SAT 15043 144 99G0 N d 5 05 31914329 YINIVYL 1904 8 0 N d png ANES S3NOL 0090 N d 149 31893 0904 N d 50902 83113 89 Dy 90 10 1 91 00 G0 N d amp 1 405 Fl 41113 66021 AOLOSNNOO QSLIO3NI DN Id S
12. Check the 6 pin elevation harness connection for any crimped frayed broken or loose wires 2 Replace the elevation motor 110 V ELEVATION MOTOR 70088 220 V ELEVATION MOTOR 70126 73 NOTE USE THIS FOR DIAGNOSING THE ESI PWM BOARD Upper display fails to light when start is pressed Check the outlet for proper line voltage supply Is the GREEN AC PWR ge NO Check the line cord condition and connection 9 on the ESI PWM board lit Unplug the treadmill and use a multimeter to check the fuse If the fuse is bad swap out the YES fuse with the spare MDA 15 FUSE slow blow Plug in the treadmill and use a mulitmeter to check for 120vac across HOT amp NEUT terminals on the ESI PWM board Failed ESI PWM board 70455 Is the GREEN 12VDC led 2 lit on the ESI PWM YES Failed Transformer Replace ESI PWM board 70455 1 Unplug the upper wiring harness from the lower board and inspect all of the wires for any crimped frayed broken or loose wires Be sure the harness is routed underneath the elevation motor and secured with a plastic zip tie or plastic clip Unplug the upper harness from the display board and inspect all of the wires for any loose wires or push pins Using your multimeter check for proper voltage from the GREEN amp BLACK wires for 12VDC DOES THE UPPER HARNESS AND SUPPLIED VOLTAGE READING CHECK OUT YES NO 1 On 70 ST S Only Remove the display board from 1 Do a cont
13. side of capacitor NO Failed Filter wires and start treadmill Does treadmill start Choke YES Failed Capacitor Is Yellow MOTOR lamp on SCR Loose Wires Connection to lit motor capacitor or choke Loose brush holder screw motor Check both Unscrew motor control NO Failed drive motor board Take red IND wire out of terminal block I NO Failed drive motor Take MTR out and put it in the IND terminal Press START Does the YES SCR is Bad treadmill run 66 Display Lights up L5 or Loss of Signal with belt movement Press START button 1 Disconnect the speed sensor from the SCR Is the yellow SPD lamp lit Is the Yellow SPD lamp on the SCR lit Replace SCR Replace speed sensor Is speed sensor aligned squarely and within a credit cards thickness NO Realign Sensor from the flywheel 1 Check the speed sensor wires 2 Reseat the speed sensor harness connection 3 Replace the speed sensor 67 LED CONFIGURATIONS ESI PWM LOWER BOARD 110 220 LINE Voltage Continuity Check 10 volts per 1 mph 3 mph approx 30 vDC AC VOLTAGE TO THE TREADMILL 15 Amp Slow Blow Fuse must always have flow of continuity AC LED green The AC Alternating Current LED illuminates when AC line voltage is delivered to the treadmill It then passes through the in line fuse and lights the AC LED 12V
14. LOWER WIRING SCHEMATIC Scale N Drowing No Dote 06 30 04 Drown by Checked by Mike Schmidt 80 81 GROUND P3 AC IN P6 Back AC NEUT 22 i ID MAIN IARNESS xL 288 42 42 ec MN MAX IR We ELEVATION MOTOR P7 P8 P9 10 CONNECTION WIRE COLOR 1 P10 ORANGE 106 GREY v v PWM R 3 TO P9 PURPLE i TO 4 REY 7 MOTOR BLK LAC 9 MOTOR WHT WHITE A TO P8 LAC B IU P7 WHITE GRND GREE REVERSING RELAY ES N LIW TO P7 1 TO P8 AC NEUT P6 d FAN G TD P2 RE FROM MOTOR WHITE FROM MOTOR BLACK FAN C LACK Q 0 1 2 LANDICE Inc Tolerances Title PO MUTOR Ez 10 G 220 e id RTM Relay wiring All angles 25 Drawing Scale NTS Date Drawn by Checked by 0 Erazo 82 NOTE USE THIS DIAGNOSING FOR THE RTM REVERSE Treadmill will start no belt movement L5 error code 1 1 Press START PWM R Measure across GROUND amp AC LINE IN terminals for proper line voltage 120 volts ac 8 2 Confirm 12 17 volt dc from the top of upper wire harness Measure at 1 2 black amp gre
15. o Drive belt o Motor brushes o Deck o Walking belt LTD models sold after August 1 2002 and Club models sold after January 1 2003 are pro rated under the 5 year scale Wear items will get covered under full warranty for the first 6 months of ownership if they fail due to wear Discounts will be off of Dealer cost and the Dealer is expected to pass the same discount off of retail price on to the end user Wear items are pro rated as follows Up to 6 months No Charge 6 12 months 80 Discount Year 2 60 Discount Year 3 50 Discount Year 4 40 Discount Year 5 30 Discount RECOMMENDED TOOLS FOR SERVICING LANDICE TREADMIL Deep socket set 3 8 drive with ratchet and extension Must have 3 8 7 16 1 2 5 16 9 16 sockets Combination wrench set Must have 3 8 7 16 1 2 5 16 9 16 1 2 and 3 Philips head screwdriver or electric screwdriver 1 2 and 3 flat head screwdriver or electric screwdriver Socket head cap screw wrench set multi Allen Wrench Rubber mallet Diagonal cutter dykes Wire stripper Wire crimper Digital voltmeter Note Analog voltmeters are not recommended Utility knife Pulse simulator tester AC Amp Meter ELECTRICAL REQUIREMENTS FOR L SERIES TREADMILLS 9 220 VAC CLUB TREADMILL 220V CLUB ELECTRICAL REQUIREMENTS 220VAC 60 Hz 15 AMP DEDICATED CIRCUIT amp GROUND PLUG NEMA 6 15P PLUG RECEPTACLE NEMA 6 15R RECEPTACLE ABOVE IS D
16. LANDICE Crafting the World s Finest Treadmills 111 Canfield Avenue Randolph New Jersey 07869 1 800 LANDICE FAX 973 927 0630 70 SERIES SERVICE MANUAL 2007 HOME amp COMMERCIAL FOR TECHNICAL ASSISTANCE CALL 1 800 LANDICE Part number 72078 TABLE OF CONTENTS Reimbursement Policy Parts and Warranty Policy Landice Service Authorization SA form Proration Information Recommended Tools Electrical requirements Tracking amp tensioning Treadmill Maintenance Treadmill Dimensions amp Weight Definitions Testing Components McMillan drive motor brush replacement McMillan speed sensor replacement Parts removal Elevation Motor installation Elevation calibration Common problems Noise problems Control Panel amp Features Diagnostic features access Feedback test Membrane bypass test Error code definition Self diagnostic error definitions Anta PWM wire schematic Anta PWM OLS mode Anta PWM flowchart SCR Generation 1 Lower Schematic SCR Gen 1 flowchart SCR Generation 2 LED Configuration SCR Gen 2 lower schematic SCR wire harness schematic Diagnostic Flow Chart SCR 2 ESI PWM LED Configurations ESI PWM lower wiring schematic PWM wire harness schematic ESI PWM flow chart PWM 2 ANTA wire schematic PWM 2 ANTA Flowchart RTM REV wiring schematic RTM REV lower board diagram RTM REV flowchart RTM REV pot calibration Landice Vision System Med rail installs Explosion Parts List S
17. ELEVATION CLEVIS 70049 101 L7 L8 L9 BEARING BLOCK WASHER WIDE 70402 102 L7 L8 L9 BEARING BLOCK WIDE SINGLE PIECE 70373 103 L7 L8 L9 TENSION SCREW 70071 104 L7 L8 L9 ELEVATION LEG ASSEMBLY WIDE 70367 L7 L8 L9 ELEVATION LEG ASSEMBLY WIDE 70374 105 L7 L8 L9 DRIVE BELT L760 220J10 L7 L8 L9 DRIVE BELT L860 70291 106 L7 MOTOR COVER AERO 70 70574 SP L8 L9 MOTOR COVER L870 L970 70575 SP 101 107 L7 L8 L9 MOTOR PAN 70242 BK 108 L7 L8 L9 ELEVATION MOTOR W POTENTIOMETER 110V 70088 C SP ELEVATION MOTOR WI POTENTIOMETER 220V 70126 SP 109 L7 L8 L9 DRIVE MOTOR 110V 70014 DRIVE MOTOR 220V 70125 110 L7 L8 L9 FLYWHEEL 70010 111 L7 L8 L9 MOTOR BRACKET 70071 MOTOR BRACKET L8622 70507 112 L7 L8 L9 MOTOR BRACKET SCREWS 1 4 20_9 16_MSZ 113 L7 L8 L9 END CAP MEDICAL RAIL 70 Left and Right 70602 114 L7 L8 L9 CLAMP MEDICAL RAIL 70 RIGHT 70589 CLAMP MEDICAL RAIL 70 LEFT 70590 115 L7 L8 L9 MEDICAL RAIL 70 RIGHT 70597 MEDICAL RAIL 70 LEFT 70598 116 L7 L8 L9 RAIL CLAMP 70 70435 117 L7 L8 L9 ALLEN BOLT 1 4 20 3 4 5 5 118 L7 L8 L9 RAIL CLAMP BOLT 74 20 2 PPHTTB 119 L7 L8 L9 STAR WASHER 4 WASH EXT Index Accessing diagnostics ST s PST s CT s ET s ANTA PWM Combo board Flowcharts Speed calibration Wire schematic ANTA PWM 2 boards D1 Flowcharts Wire schemat
18. amp ET total hours and miles and pulse reading DRIVE BELT This connects the Drive Motor to Sheave Pulley on Drive Roller DRIVE MOTOR Provides power to Drive Belt to turn Pulley on Drive Roller to move Treadbelt This gets its power from the PWM or SCR Landice Drive Motors are either 110v for 220v DRIVE ROLLER SHEAVE This is the Roller at the front of the Treadmill The Sheave pulley is pressed onto the roller and allows transfer of movement from Drive Belt to Treadbelt ELEVATION LEG ASSEMBLY Connects to Elevation Motor to allow movement of front of treadmill up or down ELEVATION MOTOR This motor works through the elevation leg assembly to raise or lower the front of the treadmill It gets its power from the Combo Board on Home models and from the SCR on LTD and Club models ELEVATION POTENTIOMETER Attaches to Elevation Motor and gives feedback to Upper Display as to what incline the treadmill is at Needs to be calibrated whenever elevation motor is replaced A Potentiometer should be checked whenever there is a problem with elevation or when the Error Code PO comes up ESI PWM COMBO BOARD This Control Board is a combination of the PWM Pulse Width Modulation relay board and DC Transformer This is also known as a combo board and used in home setting Delivers power to the upper board elevation motor and drive motor FACEPLATE This overlay is found on our Sports Trainer and RTM models and is screwed on
19. green As the proper AC voltage is delivered to the treadmill it passes through the in line fuse and through the full wave bridge rectifier This changes AC to DC voltage and the transformer steps down DC to 12V VDC TREADMILL POWERED ON 12V green The 12 V DC is always is on This sends voltage to the upper board MOTOR Volt yellow The MTR LED illuminates when direct current dc voltage is sent to the motor The LED gets brighter when the dc output increase PWM yellow This LED will light when the upper board is sending a speed signal to the PWM Both the PWM LED and BELTSW LED must be lit for belt movement 68 SPEED yellow The SPD LED flashes on and off when the speed sensor is working properly The sensor is reading the grooves of the flywheel of the drive motor DN amp UP yellow The DN and UP LED s indicates the elevation DN and UP relays are functioning properly The LED s on the relay has energized and is sending high voltage to the elevation motor MALFUNCTION LED s C LIM red The C LIM Current Limit should NEVER be on This diagnostic LED is use to determine the condition of the treadbelt and deck The SCR board has a built in amp meter When the treadbelt and deck system wears the amperage will increase When this amperage reaches its max limit the lower board will shut down its power treadbelt will slowdown low torque to the drive motor and C LIM LED will illuminate RUN AWA
20. 2 to 0 3 mph when commanded to 0 1 in open loop This is usually done by calibrating the MIN pot around 8 o clock The MAX is set around 10 45 for the best high speed feel Then the IR pot is a set to give smooth belt movement with a load The IR pot calibration setting is generally around 11 o clock Note All settings are preset from the factory however by changing the min max necessary speed pot the speed of the machine will vary For torque and surging adjust the IR pot If the treadmill speed is not resolved from speed calibration then replace the PWM R board 87 SCR 2 LVS SENE sudava asl WA pu T E 30 4 WS q ayoq am LT 43597 2 0 0 i 21025 Naw A Get saluo SIU 9800241598 E aa Y s 801129492 0907 ang 5 0 042410 NAIA SAT
21. Odd eros puvog Anjdsig 1 N GREE 90 ESI PWM LVS WITH TUNER 2 lt 0 N d 123 2 825 SLLLOJNNDO WA NI 104 2 al 7 q31 1 SI SSAct LL Oc 50 OC Bua 8 131 31 L L d BI T33HAA 14 0100 1594 lava AOT vl00Z8 1494 37 MOSNJS RS ETSI 843145 11 1 2 981 1204 6604 N d 2 3 69604 N d 3 64704 N d gt 2 B3NIVN DIUNV2 9602 N d 121 N3NIVN OLAVI 28 0 N d SANIN NJNIVML 154045 99601 N d 79304 N3NIVa 1904 8704 N d N d 2601 N d ssa yas CWaANLIN gt ALT AD 3018 Y SAT AJADI 0550 N AJID 329718 NG A313 b 8JAV Id CAC 9 50 3SN3S 104 AT N d 2 98904 2 18045 TESOL N d M3NIVHL n23x3 89507 N d 80702 81901 N d paoo
22. UP yellow The DN and UP LED s indicates the elevation DN and UP relays are functioning properly When the LED is on the relay has energized and is sending high voltage to the elevation motor MALFUNCTION LED s C LIM red The C LIM Current Limit should NEVER be on This diagnostic LED is use to determine the condition of the treadbelt and deck The SCR board has a built in amp meter When the treadbelt and deck system wears the amperage will increase When this amperage reaches its max limit the lower board will shut down its power treadbelt will slowdown low torque to the drive motor and C LIM LED will illuminate GRD red The GRD GRADE LED should NEVER come on It illuminates only when there s an elevation malfunction SERIAL red The SERIAL LED should NEVER come on This is an indication of an interruption of the flow of data between the upper and lower board It s usually due to a loose connection to the main harness 61 ESI SCR 27 GENERATION LOWER SCHEMATIC SCR MAIN WIRE HARNESS 62 DIAGNOSTIC FLOWCHART Upper Display fails to light when START is pressed 1 1 1 2 1 3 1 4 1 5 Plug Treadmill into wall outlet NO Is green 12V lamp on the SCR lit YES Press START button on membrane Is green 5V lamp on the SCR NO lit YES Is red SERIAL lamp on the SCR lit YES
23. belt only until it stops slipping to insure maximum drive motor and roller life As a Starting point check the tension on the Drive Belt by placing the Drive Belt between your thumb and forefinger and twisting The proper twist is 45 CAUTION NEVER OVER TENSION THE DRIVE BELT TIGHTEN ONLY TILL SLIPPING STOPS OVER TIGHTENING MAY CAUSE SERIOUS DAMAGE TO THE DRIVE MOTOR AND WILL VOID THE MOTOR S WARRANTY 11 TREADBELT TENSIONING Treadbelts are tensioned at the factory and normally need no adjustment To determine if the treadbelt needs to be adjusted perform the following test 1 Remove motor cover 2 Set treadmill speed to 2mph 3 Walk on treadbelt and see if drive roller is turning but belt is not moving belt is not moving then tension treadbelt ONLY until belt ceases to slip The same adjustment bolts used for tracking TENSION the Treadbelt To tighten Treadbelt turn both adjustment bolts clockwise exactly the same amount Failure to turn them equally will affect belt tracking You are moving the Take Up Roller closer or further away from the deck to tension the Treadbelt DO NOT OVER TIGHTEN TREADBELT If you can t reach the palm of your hand under the center of the Treadbelt if the edges of the belt are curled up or if you hear the belt groaning THE TREADBELT IS TOO TIGHT TREADBELT TRACKING The Treadbelt is TRACKED by means of two adjustment bolts 9 16 wrench located at rear of treadmill By tighte
24. 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 rom PWM R board Check for pushed pins or Loose wires Any found NO Unplug 9 wire upper harness connector rom PWM R board Check for pushed pins or loose wires Specifically look at dark blue and green Any found Enter into O L S mode see page 39 Is the orange SPEED SENSE LED near the speed Molex connector lit Replace PWM R board Adjust speed sensor 1 Use 1 2 wrench and loosen the two lock nuts securing YE sensor to it s bracket 2 Adjust sensor gap to 1 16 3 Tighten lock nuts Repair or replace YES speed sensor harness assembly Repair or replace YES upper harness Disconnect the speed sensor from the PWM R board Is the orange SPEED SENSE LED lit YES NO YES Replace the speed sensor 86 Landice Pot calibration for ESI 110 v PWM R on Rehabilitation treadmill MOTOR SPEED OPEN LOOP COMMANDED SENSOR 0 1 0 2 0 3 0 5 0 5 0 6 1 0 1 0 1 1 5 0 4 3 4 4 10 8 5 8 6 11 9 2 9 3 12 10 1 POT SETTING 0 MIN POT MAX POT IR POT 8 o clock 10 45 11 o clock Enter into O L S Mode is Fast and START simultaneously Speeds and pot setting listed above are taken from the factory setting For best low speed feel we set the MIN pot so that speed reads from 0
25. the first time Labor claim forms must be submitted within three months from the date service was performed Labor claim forms must be completely filled out and have the Landice Service Authorization number at the top Generally service claims are paid out upon the return of defective parts and or crediting of the warranty invoice If parts are outstanding for a period of more than 90 days previously submitted service claims will be returned unpaid FLOOR MODELS AND DEALER STOCK If the dealer sells a treadmill to a customer within one year of its purchase from Landice the warranty period will be extended to start from the date of sale to the customer If a home treadmill is over 1 year old when sold to a customer the treadmill will carry a 5 year parts warranty and there will be NO labor warranty If a commercial unit is over 1 year old when sold to a customer the treadmill will carry the remainder of the parts warranty from the date of shipment with NO labor warranty PARTS POLICY Landice Treadmills reserves the right to request the return of any part regardless of age A prepaid Return Tag will be provided at Landice s discretion All warranty parts requested to be returned will be billed to the dealer at dealer cost Landice will credit this invoice upon receipt of defective parts It is the dealer s responsibility to return the defective parts to Landice with a copy of the invoice or packing slip If the defective parts are not returned wit
26. 0 10466 39 17 UP ROLLER 70237 40 L7 DRIVE ROLLER 70236 41 L7 DRIVE ROLLER SHEAVE CV 18 2 42 L7 FELT WASHER 70 70220 43 L7 L8 L9 VFX DECK LOAD WASHER 70 SERIES 70216 44 L7 L8 L9 IMPACT ABSORBERS BLACK 70221 IMPACT ABSORBERS RED 70221 R 45 L7 POST VFX DECK 70580 46 L7 L8 L9 DRIVE ROLLER SCREW 1 4 20x3 4_HWFL 47 L7 L8 L9 SIDE FRAME COVER amp DECK SLAT SCREWS 14 20 3 4 TTZ 48 L7 L8 L9 UPRIGHT HEX HEAD BOLT 14 20 3 4 49 L7 L8 L9 STAR WASHER 4 LW EXT 50 L7 L8 L9 MOTOR COVER SCREW 8 32_3 4_TTB 51 L7 L8 L9 MOTOR COVER FINISHING WASHER 10_FINISHING W 52 L7 L8 L9 RUBBER MOTOR GROMENT 1259 53 L7 L8 L9 TAKE UP BOLT WASHER 3 8_FW_BL_OX 54 L7 L8 L9 BED END CAP SCREWS 8 32_3 4_TTB 55 L7 L8 L9 ZINC LOCK WASHER 8 LW 56 L7 END CAP BED 70 RIGHT 70578 END CAP BED 70 LEFT 70579 57 L7 L8 L9 TAKE UP BOLT 3023 58 L7 BELT GUIDE 70208 59 L7 BELT GUIDE SCREW 8x1_A_PPSTS_ZN 60 L7 L8 FOOTBOLT 14 20 3 4 TTZ 61 L7 L8 FOOT SOLID FOOT 70008 19 FOOT SOLID FOOT L9 70421 62 L7 L8IL9 DECK SLAT VFX 70240 63 L8 L9 BED ENDCAP RIGHT L8622 70508 BK BED ENDCAP LEFT L8622 70509 BK 64 L8 L9 TREADSTRIP GRIP TAPE Indicate left or right 70293 65 L8 L9 SIDE FRAME COVER RIGHT L8622 70286 100 SIDE FRAME COVER LEFT L8622 70287 Tl
27. 1 QUICK SPEED QUICK SPEED START START TOP 2 LEFT 2 0 0 PAUSE PAUSE 3 LEFT 3 1 1 DISPLAY DISPLAY 4 LEFT 4 START START REVERSE BOTTOM ONLY ON RTM REV 5 RIGHT 1 4 4 SPEED UP SPEED UP TOP 6 RIGHT 2 7 7 SPEED SPEED DOWN DOWN 7 RIGHT 3 PAUSE PAUSE ELEVATION ELEVATION UP UP 8 RIGHT 4 DISPLAY DISPLAY ELEVATION ELEVATION BOTTOM DOWN DOWN 9 BACK QUICK GRADE QUICK GRADE 10 MENU ENTER ENTER 11 NEXT 2 2 12 START PROGRAM PROGRAM 13 PAUSE 5 5 14 SPEED UP 8 8 15 SPEED DOWN 16 ELEVATION NEXT NEXT UP 17 ELEVATION ELEVATION ELEVATION DOWN DOWN DOWN 18 QUICK SPEED 19 QUICK GRADE 3 3 20 0 SPEED DOWN SPEED DOWN 21 1 6 6 22 2 9 9 23 3 24 4 25 5 ELEVATION UP ELEVATION UP 26 6 27 7 28 8 29 9 HRC BUTTON 30 NEXT MANUAL MANUAL 31 SPEED UP SPEED UP 32 DISPLAY DISPLAY 42 Membrane Panel Bypass Test Conducting a membrane bypass test can test the functionality of a membrane panel When a treadmill with a membrane experiences no lights on the upper display such as when a customer presses the START button and nothing happens a possible cause of this is a bad membrane panel A membrane panel bypass test can verify this The membrane panel has small micro switches laminated inside that transmit the user s commands into treadmill functions These functions can be simulated by means of a membrane bypass 1 Disconnect the ribbon cable from the membrane panel to the display board 2 Remove the membrane panel comple
28. 14045 9 0 8381941 01039 98602 8960 04004 YOLOW 4939001349104 U0 10 2 3 52 LPIWYIS 6661 10 20 Aq 2 2 o 48 04 9100 9 423 0550 ON 9105 00 CD xx C 2 22 IvIJadNNDUO 531435 1 090 We Wa 9141 92Uu049 0 ul lt m 403120005 ou y 5 1 1800 N d A 022 9 04004 492 2 SI VOW N d A022 0 08 90 N d 598 IND AN 3m H iaaa qq 81 BIN X18 x anota ces O m 31980 31AdSI 9 N d 0 Q O 4053 23 6 f 9 0403 29 2 we 5 Y 2 amp 8 5 7 8 AINIVAL 13048 6S0 N d 1 21010925 J 0 N d C2104 N d A022 ss uJoH J ddn YINIVYL Od 9960 N d 2 N3NIVML DIQ393 950 N d 2 YANIVSL 3AI1033
29. 2 4 Does the yellow UP lamp on the SCR light diagnostic when UP is pressed NO mode Replace SCR if problem YES continues Confirm DOWN Does the yellow DOWN lamp on the SCR light button when DOWN is pressed NO functions properly in NO diagnostic mode Replace SCR if problem Repl Elevation i eplace Elevatio continues motor Display lights up L5 error or LOSS OF SIGNAL with no walking belt movement Plug Treadmill into wall outlet and 1 Red Safety Lanyard or flux 3 1 press START Confirm Safety leash is guide is out of position inserted Is SAFE displayed 2 Replace the upper board red SERIAL LED is blinking Is red SERIAL lamp on the board lit 1 Check wire harness or blinking connections between upper board amp SCR board 2 Replace upper board If red SERIAL LED is constantly on Replace the SCR board ENTER INTO THE DIAGNOSTIC MODE 1 Turn OFF the treadmill 2 Enter into the diagnostic mode 2 1 Executive Trainer Press MENU amp START simultaneously 2 2 Cardio Trainer amp Pro Sport Trainer Press NEXT and START simultaneously 2 3 Sport Trainer and RTM Press DISPLAY and START 3 4 Is the yellow RLC lamp Bypass Filter Choke by pulling on the SCR lit NO Purple and Red wires off of Choke Jump Wires and start YES Treadmill Does Treadmill Run B C itor b ing Purpl d Black ypass Capacitor by removing Purple and Blac wires off Positive
30. 970 Production Date November 3 2006 Starting Serial number for the treadmill L9 5020 NOTE Some L8622 series treadmills were manufactured after the date and serial number The L8622 s and L870 s series decks are interchangeable The L8622 s and L870 s series walking belts are interchangeable The L8622 s and L870 s series drive and rear rollers are interchangeable L850 s amp L860 s front and rear rollers are different from current production rollers 18 DEFINITIONS OF COMPONENTS ANTA PWM COMBO BOARD This Control Board is a combination of the PWM Pulse Width Modulation relay board and DC Transformer This is also known as a combo board and used in home setting Delivers power to the upper board elevation motor and drive motor CAPACITOR Stores energy to smooth out voltage to Drive Motor Used with SCR Motor Control Boards CHOKE Inductor Acts like a filter to smooth out voltage to Drive Motor Used with SCR Motor Control Boards DCP DISPLAY CONTROL PACKAGE Package containing all of the components relative to the Upper Display Console This includes the membrane faceplate upper display board amp wire harness DCP s also include owner s manuals warranty cards and cardio pulse transmitter strap if applicable DCP s are for HOME TREADMILLS ONLY and are rarely a warranty part DIAGNOSTIC MODE The test mode that allows access button feedback potentiometer calibration speed control PST CT
31. A Does both the UP amp DN PWM2 Board Does both the UP amp DN LED s liqht up LED s light up 1 Inspect the BLACK UP wire amp the RED DN wire on the 6 pin connector for loose wire amp pushed pins 2 If harness connections are in good condition then replace elevation motor UPPER HARNESS DISPLAY BOARD onn ELEVATION HARNESS SPEED SENSOR HARNESS 0009000009950 COOLING FAN N3325 BLACK MOTOR WHITE RED FAN lt LACK FAN lt gt GREEN YEL GREEN Z NEUTRAL BROWN HD BLUE LINE CURD IN P4 Pl GROUND FAN 569095 MAIN HARNESS IRE OR ELEVATION SPEED 1000 P7 P8 P6 AC NEUT P7 PURPLE BLACK P8 ORANGE LAN WHITE MOTOR 2 a NOTE pin 1 to pin 6 NOTE pin 3 to pin 4 P9 MOTOR P GREY Vire GREY Wire Pd 0 Plo MOTOR MUS Tolerances x 060 030 015 REVERSING RELAY angles 25 Title RTM L
32. AT S3MNVH N3ADI 05607 N d HOI 1 ALN ESI PWM LVS IV qa 2918 2 ane 32 1 SOLOW 01 31 SI VN t WIT I 4 11 2 NATDISS 2 10d ps d oq al ILIHM dn A3135 AIVE NI A313 39 A313 OC CAT c 10 3n amp HDIH NMOS A 5 4 DOO Avv NP 031 2 p N PEE _ N AP agsnas ay 60119031 603 UG 1 dn 1136 158 as SOLOW NOLLWAIT B 11 19432940 2 ASNIVAL 13045 6S0 N d 5 C3NVOJE N 32 2 SINIVAL 3 3 69507 N d amp 3134311N3 0d NDI1VA313 1 11123 1 6 0 2 1492 950 Ar gt 031 00500 8902 N d T NGAVId 9 15802 N d e 9 1004 N d 7 4OLOW B3NIVEL DITNVO 98604 8 H3NIvaL 14045 16604 4 gt 097 8 1 DITAYI 18902 E 1504 Dad C9G0 2904 N d 2 13045
33. Check wiring harness connection between 5 2 Is red SERIAL lamp on the SCR lit YES Upper display and SCR 2 Replace display board NO 5 3 the treadmill in Speed Override Mode WARNING DO NOT STAND ON THE TREADBELT IN THIS MODE See page 39 for entering into diagnostic mode Hold the SPEED button until the display reads 11 1 Unplug the treadmill from its outlet 2 Walk on the belt manually push 3 Does the yellow MOTOR lamp light Go back into Speed Bypass Filter Choke by pulling YES Override Mode PURPLE and RED wires off of choke Jump wires and start Bypass Capacitor by removing PURPLE and BLACK wires off g treadmill Does Treadmill Start of Possitive side of Cap Tape wires and start treadmill YES Does Treadmill Start YES Bad Capacitor NO NO Perform Generation Test on drive motor See page 19 PASS bad SCR FAIL bad Drive Motor Failed Filter Choke 1 Loose wire connection to motor capacitor or choke Is yellow MOTOR lamp on the yESy 2 Loose brush holder screw on motor Check both SCR lit 3 Failed drive motor 5 4 Is the yellow RLC lamp SCR lit NO 1 Unscrew motor control board 2 Take red IND wire out of terminal block NO Failed drive motor 3 Take MTR wire out and put it in the IND terminal 4 Press START Does the treadmill run YES 5 7 1 Replace SCR Display lights up treadbelt moves speed does not increase L5 error
34. ERVICE REIMBURSEMENT POLICY This is offered to all Landice dealers as well as all authorized Landice service providers Landice covers our treadmills with a 1 year labor reimbursement policy That means we will pay to fix our treadmill as long as it s within one year from the date the treadmill was purchased OUR POLICY Landice will reimburse the selling dealer according to our labor rate schedule If you are a service provider for Landice and do not sell our product you have the option of billing us direct or you can bill the dealer that you re providing service for Generally if our capped rate does not cover your labor charge you would bill the selling dealer The current rate is 30 00 per hour and is capped at a maximum of one hour labor and one hour travel per treadmill failure Diagnostic and return trips are not covered Note that treadbelt tracking treadbelt drive belt tensioning blown fuses and set up procedures are not covered by this warranty Set Up Includes Assembly adjusting treadbelt and drive belt if needed walking the treadbelt and deck wax in and performing any additional adjustments that may have been upset during shipping The dealer must call for a Service Authorization SA number prior to performing any service to verify the treadmill is under labor warranty It is advisable to call Landice from the treadmill location to successfully diagnose the problem This will insure that the correct part will be shipped out
35. IAGRAM OF PLUG CONFIGURATION 110 VAC HOME LTD amp CLUB TREADMILL HOME LTD amp 110V CLUB ELECTRICAL REQUIREMENTS 110 VAC 60 Hz 15 AMP DEDICATED CIRCUIT amp GROUND PLUG NEMA 5 15P PLUG RECEPTACLE NEMA 5 15R RECEPTACLE ABOVE IS DIAGRAM OF PLUG CONFIGURATION FOR 220V amp 110V MACHINES USING 3 PHASE VOLTAGE Each treadmill must have its own circuit breaker and be run on the same phase same power leg If 220v power is required then all treadmills must run on the same two phases power legs and on their own circuit breakers 10 TRACKING AND TENSIONING Proper tensioning of the Treadbelt and Drive Belt are necessary to insure smooth operation and long life for your treadmill As these components may stretch as part of their normal break in period it is one of the few things we ask our customers to do in maintenance of their treadmills The following illustrates how to tension the Treadbelt and Drive Belt Check Drive Belt tension Drive Belts are pretension before the treadmill leaves the factory Adjustments are ONLY necessary when Drive Belt is slipping during use If the belt needs to be adjusted use a 7 16 socket and turn the bolt underneath the motor pan attached to the hook screw To test for tightness 1 Remove motor cover 2 With mill running at 2mph walk on treadbelt 3 If Drive Belt is moving front roller with no slippage then drive belt is correctly tensioned Tighten
36. M MOTOR CONTROL The PWM board runs on AC voltage The AC voltage is delivered to the PWM board across two input terminals marked L1 and L2 Confirm AC voltage into the PWM by measuring across these terminals with your voltmeter You should measure 120 220VAC input The DC voltage comes out of the PWM board going to the drive motor across two output terminals marked A and A Power up treadmill in Open Loop Speed OLS mode and bring to maximum speed Confirm DC voltage out by measuring across these two terminals with your voltmeter You should measure 90 180VDC output If the PWM board is getting the proper AC voltage in but does not supply any DC voltage out it must be replaced This holds true as long as proper speed reference voltage is being supplied from relay board to PWM across the V P1 amp P2 terminals SEE PAGE 45 SCR MOTOR CONTROL The SCR board runs on AC voltage The AC voltage is delivered to the SCR board across two input terminals marked HOT and NEUT Power up treadmill in Open Loop Speed OLS mode see Page 56 and bring displayed speed to the max Confirm AC voltage into the SCR board by measuring across these terminals with your voltmeter You should measure 120 220VAC across these terminals The DC voltage comes out of the SCR board going to the drive motor across two output terminals marked MTR and MTR Confirm DC voltage out by measuring across these two terminals with your voltmeter You should measure 90 180VDC out
37. RIGHT LEFT 70582 15 L7 L8 L9 END CAP HANDRAIL amp UPRIGHT RIGHT 70581 16 L7 L8 L9 HANDRAIL MOUNTING SCREWS Y4 20_X3 4_HWFL 17 L7 L8 L9 DOME PLUG HANDRAILS 3149 18 L7 L8 L9 ACCUTRACK MOUNTING BOLT 5 16 18x2 HHMS 19 L7 L8 L9 HANDRAIL RIGHT ASSEMBLY 70562 SP HANDRAIL LEFT ASSEMBLY 70563 SP 20 L7 L8 L9 END CAP SCREWS TO UPRIGHT LEG 8 32 3 4 TTB 21 L7 L8 L9 END CAP SCREWS TO HANDRAIL 8x1 PPSTSZN 22 L7 L8 L9 RAM CONNECTOR 1 12 71039 99 23 L7 L8 L9 ACCUTRACK 4 ASSEMBLY CONTACT DCP CROSSBAR ERGO 70564 24 L7 L8 L9 NAMEPLATE READING RACK 70454 25 L7 L8 L9 BOTTOM READING RACK 70522 BOTTOM 26 L7 L8 L9 LEFT BUCKET READING RACK 70522 BUCKETL 27 L7 L8 L9 RIGHT BUCKET READING RACK 70522 BUCKETR 28 L7 L8 L9 TOP READING RACK 70522 TOP 29 L7 L8 L9 KEY HOLE PLATE READING RACK 70522 KEYHOLE 30 L7 L8 L9 READING RACK COVER SCREW 8x1 2 A PPSTSZN 31 L7 L8 L9 READING RACK CONSOLE SCREW 1 4 20X3 4 HHMS 32 L7 L8 L9 LOCK WASHER 5 16 LW 33 L7 L8 L9 34 L7 TRACTION TAPE 770 INDICATE LEFT OR RIGHT 70585 35 L7 SIDE FRAME COVER RIGHT 70576 BK SIDE FRAME COVER LEFT 70557 BK 36 L7 SIDE FRAME RIGHT 70560 BK SIDE FRAME LEFT 70561 37 17 TREADBELT 17601770 10468 38 17 DECK 760 77
38. START On PST3 amp CT2 NEXT amp START Follow flow chart for On ET2 MENU amp START treadbelt doesn t move L5 Raise the speed window to 12mph Does the speed error increase Does the display still read 0 0 Replace speed sensor 1 Check speed calibration If L5 error continues replace the speed sensor NOTE USE THIS FOR DIAGNOSING ANTA PWM SUPERBOARD REV D1 79 ERROR DETECTED IN ELEVATION CONTROLLER OR PO ERROR Enter Diagnostic Mode Is there elevation pot On ST2 amp RTM s DISPLAY amp START feedback present when On PST3 amp CT2 NEXT amp START mill elevates On ET2 MENU amp START DOES MACHINE ELEVATE Proceed w Check wire harness calibrating the connections If okay elevation pot See then replace the Page 28 upper board Press the Elevation UP button Is the Press the Elevation DOWN button Is GREEN UPSW LED on the ANTA the GREEN DNSW LED on the ANTA 2 board lit 2 board lit 1 Inspect the ORANGE UP wire amp the PURPLE DOWN wire on both the wire connectors on the ANTA PWM2 board amp Upper Display Board for loose connections or pushed pins 2 If all connections are intact then replace the display board If connections are loose then replace the upper wire harness Continue to press the UP button Continue to press the DOWN Is the YELLOW UP LED on the button Is the DN LED ANTA PWM2 BOARD LIT on the ANTA PWM2 BOARD YES YES YES YES Replace ANT
39. This will compare the requested speed versus the actual speed of the treadmill to confirm if the speeds of the treadmill are within parameter Speed fluctuation or overspeed can by caused by improper position to the speed sensor a bad speed sensor or a bad motor control board SPEED SENSOR The speed sensor reads the RPM from the flywheel and relays this information to the upper board The speed sensor must be positioned perpendicularly at a gap of 1 16 of an inch from the flywheel The SPEED LED will flicker on and off when it detects the gaps in the flywheel teeth This is most easily demonstrated when the treadmill is not running and the flywheel is spun slowly by hand MOTOR VOLTAGE This test DC voltage from the motor control board to the drive motor Upon testing the drive motor will move If this test fail measure voltage output while in diagnostic mode INCLINE SENSOR This will confirm feedback from the potentiometer working potentiometer will give 1000 ohms or 1 reading See page 20 ELEVATION MOTOR This will test elevation motor movement GRADE POTENTIOMETER This test works in relation with the INCLINE SENSOR test Test will check if the potentiometer reading is calibrated and compare the feedback are within parameter 45 Suakd 110 payday 08402 uvg umo 2001 6 Amr ayoq 6670 SIN 21025 ON sejuo yy N
40. UG treadmill and unscrew brush caps Verify brushes are at least 3 8 long and slide freely Verify brushes are curved and have no burns or cracks Check springs verify copper wire is not broken or burned Replace motor brushes 2 required YES 6 6 Spin the motor shaft by hand 2 2 Is the motor seized or is the shaft broken A wire from PWM to Drive YES Motor No voltage replace combo board Voltage replace drivemotor Replace motor flywheel 48 NOTE USE THIS FOR DIAGNOSING THE PWM RELAY COMBO BOARD Upper display lights up treadbelt moves speed will not increase L5 error 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 Unplug 9 wire upper harness connector from relay board Check for pushed pins or loose wires Specifically look at 5 Brown and 9 Green Any found Is speed control wiring OK Purple wire from V on pwm board to P3 on relay board Orange wire from P1 on pwm board to P1 on relay board Brown wire from P2 on pwm board to P2 on relay board P3 on pwm board has no connection YES Adjust speed sensor 1 Use 1 2 wrench and loosen the two lock nuts securing YES sensor to it s bracket 2 Adjust sensor gap to 1 16 3 Tighten lock nuts Rep
41. X3 6960 N d 9u 40 oy LT 2 14 20011 N d L 9210 N d 022 YOLOW UOl19 9 3 1 19045 16604 N d NSNIVYL 13048 Odd 59604 N d 010999 9880 N d B3NIVBL 3A11033X3 89604 N d p4oog Aojdsiq o 3018 39NvSL NADSE 48183u0l1u2304 53 LED CONFIGURATIONS SCR GEN 1 The SCR lower board is designed with diagnostic LED lights The LED s are color coded according to their specific function Green indicates a properly operating treadmill the green lights should always be ON when power is supplied to the treadmill Yellow indicates a treadmill function Red indicates a treadmill malfunction Here is a list of each LED and what it signifies MOTOR yellow The MOTOR LED illuminates when dc direct current voltage is sent to the drive motor The LED gets brighter when the dc output is increased RLC yellow The RLC R Reactance L Inductance C Capacitance LED illuminates when the filtering system is properly working The filtering system includes the capacitor and filter choke If there is a short in either component then the RLC light will not come on DN amp UP yellow The DN and UP LED lights tell us if the elevation DN and UP relays are functioning properly When the LED l
42. Y red This is an indication the speed of the treadmill is running faster than the commanded speed ESI PWM LOWER WIRE SCHEMATIC 69 70 PWM MAIN WIRE HARNESS 71 NOTE USE THIS WHEN DIAGNOSING THE ESI PWM BOARD Upper display lights up but the treadbelt doesn t move L5 Error 1 Check the red wire on the 9 pin wiring harness for a loose wire or connection 1 Enter into diagnostic mode see pg 39 2 Press the fast button until 12 0 mph is displayed 2 Replace the upper display board Is the GREEN BELT LED 5 lit on the ESI PWM board YES Shut the treadmill off by pressing the stop button Remove the drive motor wires from terminals A 1 and A 2 from the ESI PWM board Enter into diagnostic mode Press the fast button until 12 0 mph is displayed Using your voltmeter on vdc setting check for proper voltage from the ESI PWM board A 1 and A 2 terminals at the ESI PWM board for 90 vdc or better DID YOU MEASURE 90 VOLTS OR BETTER YES NO 1 Check the motor brushes on the drive motor to be about 3 8 inch thick 1 Replace the ESI ARE THE BRUSHES AT LEAST 3 8 LONG PWM board 70455 NO YES 1 Replace both motor brushes Perform a generation test on the drive motor by connecting the voltmeter to the drive motor black amp white wires and manually run on the treadmill You shoul
43. air or replace YES speed sensor harness assembly Repair or replace YES upper harness Correct speed control wiring Replace the speed sensor 49 NOTE USE THIS OR DIAGNOSING THE PWM RELAY COMBO BOARD Upper display fails to light when START is pressed Plug a lamp into the wall outlet to confirm it it is live Check line cord condition and connection Unplug treadmill and use a multimeter to check the fuse If it is bad swap with spare MDA 15 fuse YES Plug in treadmill and use a multimeter to check for 120VAC across HOT and NEUT terminals of relay board Is the green AC PWR light on the relay board lit Check all connections to black 12VDC power supply Confirm the wire with a dashed white line or ribbed black is plugged into VDC terminal on the relay board Confirm the solid black wire is plugged into YES SGND terminal on the relay board Replace 12VDC power supply Confirm voltage reading of 12 17 VDC across dashed white line wire amp solid black wire Is the green VDC light on the relay board lit Unplug the 9 wire connector from the relay board and inspect all wires for a loose or pushed pin Be sure harness is routed under the elevation motor Unplug the 12 wire connector from the upper display board and inspect all wires for a loose fit or pushed pin Check for 12 to 15VDC across the Black wire and the Green wire Perform a continuity test
44. ake off Motor cover and vacuum 2 Slide clean towel under Treadbelt and wipe deck and under the belt Rotate belt 180 degrees and repeat 3 Apply Slipcoat the only lubricant recommended by Landice under the Treadbelt if it feels dry non oily 4 Check Drive Belt Tension 5 Check Treadbelt Tension and Tracking Every Six Months 1 Check Motor Brushes for wear Clean commutator if needed Cleaning Treadbelt Walking Surface Treadbelts should be vacuumed to remove loose dirt If vacuuming doesn t remove dirt we recommend the use of a medium stiff nylon bristle brush to remove dirt trapped in treadbelt surface A damp not wet sponge can be used to finish the cleaning process D D DO D L Commercial Treadmill Maintenance Checklist Check treadbelt tension and tracking Wipe underneath treadbelt Check drive belt tension Check motor brushes Use cleaning stone to clean commutator Vacuum under motor hood Vacuum around and under treadmill Lubricate deck with slipcoat if needed Wipe down display with soft cotton amp mild soap and water L770 L870 L970 L770 L870 L970 Treadmill Dimensions boxed L x W x H as loaded in trailer 36 x 19 x 82 36 x 90 x 31 36 x 90 x 31 no box or pallet no box or pallet no box or pallet Weight 350 Ibs Weight 435 Ibs Weight 460 Ibs Weight 290 Ibs Weight 330 Ibs Weight 335 Ibs 16 770 SERIES FACTS 1
45. attaching board to frame and remove MCB Reverse to install new MCB s Generation 1 LTD and Club ONLY gt SE 1 Remove Clip with Blue Orange Brown Red Black and White wires These wires connect SCR to Elevation Motor Remove Clip with Red Green and Black wires These wires connect SCR to Speed Sensor on Drive Motor Remove Black and White wires from connections marked MTR These connect SCR to Drive Motor Remove Red wire This connects SCR to Choke Remove Green wire This connects SCR to Ground on Frame Remove Black wire This connects SCR to Capacitor Remove White wire This connects SCR to Capacitor Remove Clip with Green and Black wires This SCR to Upper Display Remove Clip with Red Blue White and Orange wires This connects SCR to Control Panel 10 Reverse to install 26 CHOKE LTD and Club ONLY 1 2 3 Remove Red wire This connects Choke to SCR Remove Purple wire This connects Choke to SCR Reverse to install CAPACITOR LTD and Club ONLY 1 nre D uS Remove White wire This connects Capacitor to SCR Remove Black wire This connects Capacitor to SCR Remove Purple wire This connects Capacitor to Choke Remove Resistor This connects both Poles of the Capacitor Reverse to install UPPER DISPLAY BOARD Un Q Remove screws from control end caps upright on either side of display Remove Caps from Display Display is atta
46. ay board switch will not be fully activated and result in a dead response Small washers are placed between the display board and mounting studs to adjust this distance This is performed at the factory but can be upset if disassembled in the field MEMBRANE PANEL The membrane panel has small micro switches laminated inside that transmit the user s commands into treadmill functions Enter Diagnostic Mode to confirm proper operation of the membrane panel In this test mode you will be able to check each key on the membrane panel By pressing a key you will hear an audible beep and also see a numeric code appear in the speed window There is a numeric code assigned to each key on the panel except the OFF key For a complete list of these codes see the chart on opposite page If you do not hear a BEEP or see the proper code appear the key is bad and the membrane panel must be replaced 23 McMillan Drive Motor Brush Replacement amp Commutator Inspection Instructions Drive Motor brush inspection and maintenance is important especially for LTD or Commercial Machines If motor brushes get worn down too low it is possible it will harm the drive motor as well Here are simple instructions on how to remove inspect replace motor brushes as well as inspect the commutator on our McMillan Drive Motors Remove the cap with a flat head screwdriver STEP 4 Press down on the metal spring slide the motor brush holde
47. ched to upright with Velcro Pull from top of display to remove Remove Membrane from Display Disconnect main wire harness clip See Diagram below IMPORTANT Remove the display board from the membrane BEFORE removing the wire harness from the defective display board Please review the following to prevent breaking the connector The wire harness locks into place on the display board Press firmly down on the clip to unlock and slowly move the harness side to side until it is disconnected from the display board Press Down Here 6 Reverse to install 27 MEMBRANE PANEL 1 Remove screws from control end caps on either side of Display panel 2 Remove Caps from Display panel 3 Display is attached to upright with Velcro Pull from top of Display panel to remove 4 Disconnect main wire harness clip 5 Lay display on a clean towel on a workbench and carefully remove Display Board from Membrane panel 6 Reverse to install FACEPLATE Replaces Membrane Panel on Sport Trainer and Pro Sports Trainer Models 1 Remove screws from control endcaps on either side of Faceplate 2 Remove Caps from Faceplate 3 Faceplate is attached to upright with Velcro Pull from Top to remove 4 Disconnect main wire harness clip 5 Lay Faceplate on clean towel on workbench and carefully remove display board 6 Reverse to install DRIVE MOTOR 1 Elevate treadmill to 15 Unplug power cord 2 Remove motor
48. cover screws 4 3 Disconnect white green and black wires from MCB 4 If applicable remove green ground wire from frame 5 Remove drive belt tension adjustment bolt by removing nut Nut is located on bottom of motor pan Note See section on Tracking and Tensioning 6 Remove drive belt from motor 7 Locate Drive Motor hitch pins on bottom of motor pan Remove hitch pins using needle nose pliers Note When reinstalling hitch pins make sure to crimp ends to insure positive locking 8 Remove Motor Spacers The rubber and metal spacers mounted between the motor mount and the motor pan are arranged in a specific manner The reason for this is to reduce vibration If your standing on the treadmill the following arrangement applies On the right side you will have 0 spacers on top of pan and 1 rubber 1 metal followed by 1 retaining clip on bottom On the left side you will have 1 metal spacer on top of the pan and 1 rubber on the bottom followed by 1 retaining clip 9 Remove Drive motor Be sure not to lose metal spacer from under right side 10 When re installing make sure to properly position foam block under motor 11 Reverse to install BALDOR DRIVE MOTOR BRUSHES 1 Unplug Treadmill 2 Remove Motor Brush caps 2 with large flat head screwdriver 3 Remove Motor Brushes and inspect They should be replaced if 1 4 inch or less Inspect motor commutator for wear Black scoring present on copper segments Try to dres
49. d frayed broken or loose wires Specifically look at 5 BROWN AND PIN 9 GREEN wire ANY FOUND Repair or replace the upper harness NO ENTER INTO DIAGNOSTIC MODE 1 On ET S Press MENU amp START YES Replace ESI 2 On CT S amp PST S Press NEXT amp START PWM board 3 On STS amp RTM S Press FAST amp START Press the fast button and check for speed sensor feedback NO 1 Disconnect the speed sensor from the ESI PWM board NO YES REPLACE THE SPEED SENSOR REPLACE THE ESI PWM BOARD 75 E TT 40100 sss GGy0 aeos 2 sauv yy EN J Sa uvJaj p ANTA PWM 2 BOARD 2v18 UL anna 1513 MOE X ADIS V 0 10H NAD38 G 9 0 E T H u E H E Fors m HIHI 35 13348 e zi 3 f 1 3 a 0000000 er n 2
50. d generate at least 20 to 30 when running on the treadmill Perform an ohms test on the drive motor with your voltmeter by turning the voltmeter to ohms and connecting the black and white wires to your voltmeter You should get a reading of 9 ohms or lower on your voltmeter Spin the drive motor flywheel with your hand to see if the flywheel spins Do a resistance test on the drive motor by touching the black amp white wires together to see if the drive motor flywheel spins with resistance IF ANY OF THESE TESTS FAILS THEN REPLACE THE DRIVE MOTOR NOTE USE THIS FOR DIAGNOSING THE ESI PWM BOARD 72 Elevation system not functioning PO Error Enter into diagnostic mode Is there elevation pot 1 ET S Press MENU amp START feedback present when mill 2 On CT S amp PST S Press NEXT amp START elevates 3 On ST S amp RTM S Press DISPLAY amp START DOES THE ELEVATION SYSTEM WORK Check wire harness Proceed wl recalibrating the elevation pot See Page 28 Connections Good Check on the ESI PWM board for the ORANGE ELEVATION MTR LED 8 to be lit YES Replace the ESI PWM board Press the elevation DOWN button IS THE DN LED 4 ON THE ESI PWM LIT Inspect the ORANGE UP wire and the DOWN wire on both the wire connectors on the ESI PWM board and on the upper display board for any crimped frayed broken or loose wires IF THE HARNESS CONNECTORS ARE IN TACT REPLACE THE DISPLAY YES
51. e check that the treadmill is level 12 DRIVE ROLLER ALIGNMENT The Drive Roller is preset at the factory However if the Treadbelt is centered at the Rear Roller but is off center in the front an adjustment will need to be made This problem often appears as the belt is running diagonally closer to one side at the top but farther away at the bottom The Drive Roller is secured to the frame with two hex head bolts 3 8 wrench The holes in the frame are elongated this allows for forward and aft adjustment of the drive roller Example Treadbelt is tracking to the right hand side Adjust right hand side of drive roller by moving it towards the front motor side of treadmill The Treadbelt will move towards the center 13 Recommended Maintenance Home Models Vacuum around and underneath the treadmill on a monthly basis Vacuum or wipe down the deck area between the treadbelt and frame Wipe down display using mild solution of Non Phosphate cleaner on damp soft cotton cloth and handrails after every use No other maintenance is required Commercial Models Once a week 1 Wipe down display Use mild solution of Non Phosphate cleaner on damp soft cotton cloth Once a week or as needed 2 Wipe down handrails and traction strips with soft cotton cloth and mild soap and water Cloth should be damp not wet Once a week or as needed 3 Vacuum or wipe down the Deck area between treadbelt and frame Once a week Once a Month 1 T
52. e of fabric on a good treadbelt This cross weave design traps air inside tiny pockets The treadbelt glides on this trapped air When a belt wears the cross weave becomes flat and smooth This is not good because there are no more pockets to catch the air If the center of the treadbelt is smooth glazed and exhibits black streaks it s time to replace 3 If amp draw is high 8 amps or more on home it is advisable to check belt and deck for wear Tip If Red Current Lamp is lit then Amp Draw is high TREADBELTS AND DECK SURFACE SHOULD ALWAYS BE REPLACED TOGETHER IF EITHER IS WORN OUT Symptom Treadmill slows down when user steps onto treadbelt Possible Cause Worn out treadbelt or deck See above Possible Cause Worn or defective motor brushes and or scorched commutator on drive motor Dress out commutator and replace brushes Possible Cause Demagnetized stator magnets on drive motor Make sure that treadmill is unplugged Disconnect drive motor from lower circuit board Hold the two motor wires Black A and White A together and rotate the motor flywheel by hand Get a good feel for the rotational friction of the drive motor Then disconnect the two motor wires and rotate the drive motor by hand If the drive motor begins to spin much easier then your motor is not the problem If you notice no difference then replace the drive motor NOTE A good drive motor will spin freely with little friction when disconnected from the lower circ
53. ed to next step b If noise is present drive motor must be source 4 Reconnect the Drive Belt and loosen the Treadbelt completely 5 Turn treadmill on listen for noise a If noise is not present Rear Roller must be source bearings b If noise is present Drive Roller must be source bearings 6 With Treadmill off bounce or jog in place on Deck If noise is present then deck or frame is making the noise The Treadbelt must be loose enough that when the treadmill is powered up the Treadbelt does not move Rollers Drive and Take up Rollers only have two moving parts i e the bearings located on either end of the roller The place to check for noise is on the shaft coming out of the roller since it is close to the bearings and doesn t move Many technicians will hold the blade end of screwdriver onto the shaft and their ear next to the handle end to be sure they are identifying the location of the noise The most common sound is a clicking that comes from a bearing that is no longer round Other noises can be a rumbling like rolling something around in a metal drum and in worse cases a grinding metallic noise Treadbelt noises Questions to ask 1 Has the belt been broken in correctly Treadbelts need to be walked to have wax penetrate them Starting at the back walk from side to side and up and down for at least 20 30 minutes to break in belt at a speed of 2 mph Is treadbelt tracked correctly If belt is off to one
54. elt Hold black and white wires together Spin flywheel There should be resistance when wires are connected ELEVATION MOTOR Using your voltmeter measure the input voltage AC to the elevation motor Secure the black negative meter probe to a good chassis ground Place the red meter probe on the RED wire in the elevation harness Press the elevation DOWN key and you should get 120 220VAC Place the red meter probe on the BLACK wire in the elevation harness Press the elevation UP key and you should get 120 220VAC If the elevation motor is getting the proper AC voltage in but does not turn replace it 21 ELEVATION POTENTIOMETER Remove the elevation pot from elevation motor but do not disconnect the brown orange and blue wires Using a digital voltmeter set to ohms place meter probes on the pot prongs with the orange and brown wires You are measuring resistance so you do not need to observe polarity Turn pot shaft completely clockwise 0 10000 Turn pot shaft completely counterclockwise 1000 00 Now place meter probes on prongs orange and blue wires Turn shaft of the potentiometer completely clockwise 1000 00 Turn pot shaft completely counterclockwise 0 10000 If the elevation potentiometer does not indicate the proper resistance readings it is must be replaced Note Potentiometer should fit snugly into motor Check for tight fit Also check that nut on Potentiometer is tight MOTOR CONTROL COMPONENTS PW
55. en wire Check harness Is the Orange PWM LED lit YES NO Enter into O L S mode see page 39 Set the speed to 12 mph 1 3 Measure DC voltage out of the Motor amp Motor terminals Replace PWM R Did you measure at least 90 DC volts NO Replace PWM R Is the motor wiring OK Unplug the treadmill from the wall outlet Check the wires from motor to Motor amp Motor UNPLUG treadmill and unscrew brush caps Verify brushes are at least 3 8 long and slide freely verify Replace brushes are curved and have no burns or cracks NO motor Check springs verify copper wire is not broken or burned Are the motor brushes OK brushes 2 required YES Replace motor flywheel 83 NOTE USE THIS FOR DIAGNOSING THE RTM REVERSE Treadmill does not go in Reverse No error code 1 Press the START button 1 Re seat the upper 2 Press the REVERSE button board to the faceplate 2 Replace upper board 2 3 2 4 Is the red LED on the REVERSE button lit 1 Check wire harness Is the green REVERSE LED connections lit on the PWM R 2 Replace upper board Disconnect the black and white wires from the relay coming from P7 amp P8 and NO PWM R measure DC voltage Did you measure at least 15 volts dc YES 1 Turn machine off 2 Disconnect drive motor wires from the lower board 3 Enter into Open Loop Speed Mode see page 39 Increase the speed to 12 mph 4 Measure from t
56. ensor on the clip 7 After installing the speed sensor follow steps 1 thru 4 in the reverse order to reassemble 25 REMOVAL AND REPLACEMENT OF COMPONENTS 1 2 Before beginning any removal or replacement of components unplug power cord from wall Make a note of serial number model L7 L8 Home LTD or Club and type Sport Pro Cardio CRT or Executive Landice tracks all information from this serial number and it must be given when requesting parts or technical assistance Always remove one component at a time to test for problems and to simplify replacement CORD LINE CORD Unplug from wall Remove motor cover screws and motor cover Follow cord to where it enters frame Remove screw holding Green wire to frame and remove Green wire Remove Blue wire and Brown wire from motor control board Remove old cord Remove strain relief have a spare in case it s damaged in removal Push new cord through motor pan Replace green ground wire to frame and Blue Neutral and Brown Hot wire to motor control board ANTA PWM or MOTOR CONTROL BOARD MCB Cut plastic wire ties as needed but remember to replace them when done REA D Disconnect the line cord from the HOT and NEUT terminal Remove the speed sensor connector and upper harness connector Remove White wire from A This wire connects MCB to Drive Motor Remove Black wire from A This wire connects MCB to Drive Motor Remove four screws
57. etting is incorrect follow the steps below STEP 1 Turn the post of the potentiometer all the way CLOCKWISE STEP 2 Slowly turn the potentiometer COUNTER CLOCKWISE until the setting is correct NOTE If the setting seems stuck at 25 5 check that pot wires are seated in the correct order and that upper wire harness connection is seated tightly 4 Carefully install potentiometer into the motor housing NOTE The setting may vary when inserting the potentiometer into the motor As long as the change is minimal fine adjustment can achieved after the potentiometer is secured into the motor housing 5 Press OFF to turn treadmill off 29 30 COMMON PROBLEMS Symptom Treadbelt feels like it s slipping or grabbing when walked on Possible Cause Loose drive belt or treadbelt Adjust as per manual Remember to adjust only till slipping stops DO NOT OVER TIGHTEN Possible Cause Worn treadbelt and or deck If treadbelt or deck is worn it will cause excessive friction and the user will feel like belt is slipping or grabbing 1 Reach hand under front of treadbelt and see if deck feels rough grooved or if you see bare wood These are signs the belt needs to be replaced and the deck needs to be reversed or replaced if it has already been reversed 2 Compare the outer edge of the treadbelt to the middle of the treadbelt The outer edge wears less since the user walks near the center of the belt You will be able to see the cross weav
58. frame misaligned end caps or deck Use automotive stethoscope and or process of elimination to be sure where noise is coming from 12 Check that Drive roller is parallel to Take Up roller If its not the belt will be tensioned unevenly and the side that is overly tight will make noise Some adjustment is possible on front roller try side opposite motor and pulley first and should be enough to bring Drive and Take Up roller into correct alignment 13 Check that frame is square Sometimes mills can be jarred out of square and this can cause tracking and noise problems Check frame corners with square 14 If deck appears higher than usual so that it seems to be rubbing against treadbelt try installing additional felt washers between the frame and the deck 15 Check that the Impact absorbers part of the VFX system are not broken causing the deck to go off level and making deck and belt rub or bang against other components 16 Examine the belt guides for proper alignment and function Decks and VFX Decks are solid pieces of wood with a phenolic coating that rest on the VFX cushioning system 1 The deck can make a squeaking noise when the VFX hardware is not properly tightened or lubricated You can test for this by bouncing on the deck when the machine is not running 2 Sometimes the deck will need to be lubricated on the sides that go into the frame rails Use Lubriplate grease sparingly 3 Ifa part on the VFX system is broken t
59. g 1By0 59504 90904 31892 Twixead 5374002 gt 20902 N d adidv v SAT 22 A INNL S 00902 149 31892 P0907 Medrail Installation The L770 models are not pre drilled Drill a 20 hole in the frame for bed rail clamps The L870 amp L970 are pre drilled Step 1 Step 2 Insert the side rail into the upper rail clamp and tighten the bolt using a 72 socket do not over tighten Fit the side rail to the bottom rail clamp Step 3 Step 4 Use a soft mallet to firmly set the rails inside the clamp Use a 3 16 allen wrench to tighten the rail clamp bolts 111 Canfield Avenue Randolph New Jersey 07869 1 800 LANDICE FAX 973 927 0630 UPRIGHT 70 SERIES LANDICE Crafting the World s Finest Treadmills 93 BED L770 SERIES L870 SERIES 94 70 SERIES MOTOR PAN 95 MEDRAIL CLOSE UP 70 SERIES 96 N E E N 3 MEDRAIL LOWER CLAMP 70 SERIES 97 98 LANDICE Crafting the World s Finest Treadmills 111 Canfield Avenue Randolph New Jersey 07869 1 800 LANDICE FAX 973 927 0630 October 2007 Parts List for Exploded View 70 s series Treadmills Note Always get Ve
60. go to SETUP Go to UNITS 3 GRADE GRADE 5 4 GRADE PAUSE START 5 MAIN MENU go to SETUP Go to RESET STAT Cardio Trainer 2 1 NEXT START 2 Display amp 5 3 MANUAL PROGRAM START 4 GRADE GRADE START 5 GRADE PAUSE START 6 1 5 START Pro Sport Trainer 3 NEXT START Display amp START MANUAL PROGRAM START GRADE GRADE START GRADE PAUSE START 1 5 START 1 2 3 4 5 6 Diagnostic mode amp Open Loop Configures Metric or English 1296 and 15 elevation selection Reboots Resets hours and miles Diagnostic mode amp Open Loop Self Diagnostics Configures Metric or English 12 and 15 elevation selection Reboots Resets hours and miles Diagnostic mode amp Open Loop Self Diagnostics Configures Metric or English 12 and 15 elevation selection Reboots Resets hours and miles Sport Trainer 2 amp Rehabilitation Treadmill RTM DISPLAY START Speed START SPEED ELEVATION START GRADE GRADE START PAUSE START GRADE PAUSE START ee 1 2 3 4 5 6 Diagnostic mode Open Loop Speed Configures Metric or English 12 and 15 elevation selection Display Software version Reboots 70 SERIES BUTTON FEEDBACK 41 Executive Cardio Pro Sport Sports RTM Trainer Trainer Trainer Trainer 1 LEFT
61. he Motor amp Motor wire terminal in volts dc with your meter Do you measure at least 90 dc voltages 1 Check if drive motor is seized YES NO Replace PWM R 2 Check if the motor brushes board are least 3 8 long 3 Replace the Drive Motor 84 NOTE USE THIS FOR DIAGNOSING THE PWM R RTM REV Elevation system not functioning or PO Pot Out error code displayed in the two digit speed window 3 1 Enter the DIAGNOSTIC MODE pg 39 Proceed with re calibrating Does elevation system work properly elevation potentiometer Pg 28 lt 1 Inspect the PINK UP wire and the DOWN wire on both the wire connector on the relay board and the wire connector on the upper display board for loose connections or pushed pins 2 If all harness connections are intact then replace Upper Display Board 3 4 Hold the UP button on the Hold the DOWN button on treadmill Is the yellow UP NO the treadmill Is the yellow DN light the PWM R lit light on the PWM R lit YES YES Replace Do both the UP amp DN light S on the PWM R light NO Inspect the Black wire UP and the Red wire DOWN on the 6 pin connector for on the relay board light m If all harness connections are intact then replace the Elevation Motor 85 NOTE USE THIS DIAGNOSING FOR RTM REV Upper display lights up treadbelt moves speed will not increase L5 error 4 1 Check
62. he deck will make a clunky noise when it bounces against the damaged part Check the Impact absorbers 4 Adeck can also make a scraping noise when it is worn out 35 Drive Belts Drive belts make a high pitched squeal when they are worn or improperly tensioned It can also happen when the drive pulley and Drive roller are misaligned Elevation Motor Elevation Motors consist of an electric motor and screw shaft 1 Elevation Motor makes a crunchy noise when the main screw gear is dirty or corroded 2 It may make a grinding noise if the gearbox is damaged 3 Always check that the motor itself is not damaged and making noises because of broken mounts etc Drive Motor The Drive Motor is an electric motor with a flywheel and pulley attached The only serviceable parts are the Drive Motor Brushes 1 Drive Motors can make a clicking noise if the bearings in the motor shaft are no longer round Grinding noise if the bearings are out of round damaged Thumping clunky noise if the drive shaft is bent or broken Tinny or clicking sound if the fan is rubbing against the fan cover Metallic grinding noise if the motor brushes are very worn Buzzing noise if the brushes are hung up in the brush holder Whining noise from bearings or internal problems Humming noise could be a faulty Capacitor Choke Filter or lower board affecting motor oF dy de Visual Clues To paraphrase Yogi Berra sometimes you can see a lot jus
63. he main wire harness 5V green The 5V light comes on when there is power going to the Upper Display If the light is not on check wire harness for connections If it is not the wire harness then the MCB is defective 55 Upper display fails to light when START is pressed Plug Treadmill into wall outlet No power from outlet Loose wire from line cord to SCR 4 2 Is green 12V lamp Blown SLOW BLOW fuse SCR the SCR lit PIN MDA 15 110V Replace SCR 4 3 Press START button on membrane 1 Check connections to wire harness P N 70251 2 Check mounting between Faceplate and Display Board Reseat if necessary If buttons are concave or Display Board will not stay mounted replace Faceplate ST2 s ONLY 3 Conduct Membrane bypass test see pages 40 amp 41 If treadmill starts up Replace Membrane Panel PST3 s CT2 s 8 ET2 s Is green 5V lamp on the SCR lit 4 Replace SCR YES P N 70080 G1 110V P N 70081 G1 220 4 4 Is red SERIAL lamp on the SCR lit NO Replace SCR P N 70080 G1 110V P N 70081 G1 220V Replace display board P N 70568 Executive 2 P N 70586 Cardio 2 P N 70565 Pro Sports 3 P N 70591 Sport 2 56 Display lights up treadbelt does not move L5 error 5 1 Plug Treadmill into wall outlet and YES 1 Red Saftey Lanyard is not in the correct press START Is SAFE displayed position 2 Replace display board NO 1
64. he relay board light 9 611 Inspect the Black wire UP and the Red wire DOWN on the 6 pin connector If all harness connections are intact then replace the Elevation Motor Replace pwm relay board combo YES 50 51 FEUDS 6661 10 20 3 94 50 EEN Es 21025 8 C00 F XXX d Clo z xx 19198 3909 7 98004 N d AOI 2 401130do09 9 S p A gt puc di 27 08002 N d On W an ALY A E D 02 WOW N d AOL ae 138 TIR 1013N m I O 1H T 3 TI z INYd 30949 T 999 0 00 p403 9ur OO 9 SCION 0 La NC A 2 SN 2 SHUN NO W3NIV31 14095 0 N d 830 da20 260 N d 2 101 4 ANT 71004 N d A 83 1 981 D a 99604 N d 4030W S S3NIV3I 010499 960 N d 8 2 3AI1033X3 69602 N d amp C 1001 N d 92104 N d A 082 1 88004 N d 011 14045 16602 YANIval
65. hin 30 days payment of invoice is expected in full WARRANTY PART ORDERING When ordering parts under warranty please have the following information available Warranty orders cannot be processed without this information 1 Customer s name address and phone number 2 Treadmill serial number 3 Detailed description of failure PURCHASE PART ORDERING Serial numbers are recommended to help ensure the correct part is shipped Purchased parts are covered by a 90 day replacement part warranty from the date the order shipped LANDICE Crafting the World s Finest Treadmills 111 Canfield Avenue Randolph New Jersey 07869 1 800 LANDICE FAX 973 927 0630 SERVICE CLAIM FORM SA DEALER INFORMATION Service Dealer Dealer Name Address City Phone Contact CUSTOMER INFORMATION Name Address City Phone Contact TREADMILL INFORMATION Model Type Date of Service Frame Serial Date of Purchase DCP Serial if applicable Out of box problem Yes No CUSTOMER COMPLAINT SERVICES PERFORMEDIPARTS REPLACED TRAVEL LABOR Travel Time Labor Time TOTAL TIME VALIDATION SIGNATURES Service Rep Signature Customer Signature Date CLAIMS CAN BE MAILED EMAILED FAXED OR SENT IN WITH THE RETURNED DEFECTIVE PART DO NOT SUBMIT SERVICE CLAIMS WITHOUT SERVICE AUTHORIZATION NUMBERS PRORATION INFORMATION The pro rate scale applies to wear items only on commercial treadmills Pro rated items include
66. ic Baldor Motor Replacement Testing Capacitor Definition Removal Choke Definition Removal Comm error Communication error CE Disassembly parts Display Control Panels Drive Roller Alignment Deck length Dimensions Electrical requirements Elevation Motor Calibration Installation Potentiometer test Error Codes ESI PWM Flowchart LED Configuration 40 47 45 76 75 27 20 18 26 18 59 43 25 39 12 16 15 29 21 43 71 67 102 Lower wire schematic Explosion Feedb BedL7 2 BedL8 42 Motor Pan Med rails Upright ack test button Flowchart ANTA PWM ANTA PWM 2 ESI PWM Harness PWM _ SCR IR potentiometer Adjustment Landice Vision System LVS Maintenance ESI PWM SCR GEN 2 McMillan Motor Motor brush replacement Speed sensor replacement Med rails installation Membrane by pass test Metric Conversion Noises Open loop speed mode O L S
67. ights it tells us that the relay has energized and is sending high voltage 110vac or 220vac to the elevation motor AC PWR green The AC PWR Alternating Current Power illuminates when AC line voltage is delivered to the treadmill It then passes through the in line fuse 110 s 220 and lights the AC PWR LED 12V green When the proper AC voltage is delivered to the treadmill passes through the in line fuse s through the full wave bridge rectifier changes AC to DC through the transformer steps down DC to 12vdc then the 12V LED lights C LIM red The C LIM or Current Limit LED should NEVER come on This diagnostic light is used to determine the condition of the treadbelt and deck The SCR board has a built in amp meter When the treadbelt belt and deck system wears the amperage will increase When this amperage reaches its max limit the lower board will shut down its power treadbelt will slow down low torque to the drive motor and the C LIM LED will illuminate 54 SPD yellow The SPD LED flashes on and off relative to speed when the speed sensor is operating properly GRD red The GRD GRADE LED should NEVER come on It illuminates only when the elevation potentiometer becomes out of calibration SERIAL red The SERIAL LED should NEVER come on It illuminates only when there is an interruption of the flow of data between the upper and lower boards This could be a loose or pushed pin on t
68. inuity test on the faceplate and press the start button If the the upper harness If you display powers up then check for proper mounting don t have any continuity on the faceplate If the display doesn t power up on the upper harness then replace the display board then replace the harness Replace the ESI PWM 2 On 70 8 amp CT s amp PST S Conduct a membrane lower board 70455 bypass test by jumping the ground and start pins on the display board with your voltmeter set on continuity or a piece of wire or paper clip If the display lights up then replace the membrane panel If the display doesn t light up then replace the display board To perform a membrane bypass test follow the instructions on pages 41 amp 42 NOTE USE THIS WHEN DIAGNOSING THE ESI PWM BOARD 74 Upper display lights up Treadbelt moves Speed won t increase L5 Error 1 Check the speed sensor alignment ADJUST SPEED SENSOR 2 Check the speed sensor is gapped YES 1 Use 77 wrench 1 16 from the flywheel loosen the two lock nuts IS IT OUT OF POSITION OR securing the sensor to GAPPING the bracket 2 Adjust sensor gap to 1 16 3 Tighten the lock nuts NO Unplug the 3 wire speed sensor connector from the ESI PWM board Check for any Repair or replace the crimped frayed broken or loose wires YES speed sensor ANY FOUND NO Unplug the 9 pin upper wiring harness connector from the ESI PWM board Check YES for any crimpe
69. ls Key Features Closed Loop Treadmill w speed sensor Safety Lanyard Push Button Speed and Elevation Control Isolation Leakage Package to keep current leakage under 100 micro amps RTM Moves in forward direction only Speed range is from 0 0 to 12 0 mph in 0 1 mph increments No reverse button on display panel Optional Remove Start Stop switch holder RTM REV Moves in forward and reverse direction Standard remote start stop switch holder Speed range in forward direction is 0 0 to 12 0 mph in 0 1 increments Speed range in reverse direction is 0 0 to 3 0 to 0 1 mph increment slow scroll Tracking is accomplished by use of reverse guide rollers Production treadmills to have metal guide rollers then could change to plastic guide rollers While belt is moving in reverse treadbelt will move slightly until the reverse guide rollers activate This treadmill is slightly louder due to our treadbelt guide system Reverse button on display panel has red reverse LED The REVERSE button allows user to switch treadbelt direction from forward to reverse and vice versa The Rehabilitation treadmill will run in reverse when Reverse button is pressed and red reverse light is illuminated 40 Accessing Features on the 70 series Treadmill To access functions turn treadmill off and press and hold first button listed then press next button listed Release ALL buttons at same time to access feature Executive Trainer 2 1 MENU START 2 MAIN MENU
70. motor from motor control board 3 Connect DMM Digital Multi Meter to the drive motor wires Note Your DMM should be set on Volts DC VDC Motor plus Red test lead from DMM Motor minus Black test lead DMM 4 Position your DMM so you can read it while standing on the treadbelt 5 Start to push run on the treadbelt Note You are spinning the drive motor manually The faster you spin the motor the higher the output of DC voltage will register on your DMM 110 VAC treadmills use a 90 VDC drive motor For every mile per hour you spin the drive motor you will generate approximately 10 VDC output So at 1 mph you will measure 10VDC and at 9mph you will measure 90VDC 220 VAC treadmills use a 180 VDC drive motor double the input voltage double the size of the drive motor For every mile per hour mph you spin the drive motor you will generate approximately 20 VDC output So at 1 0mph you will measure 20 VDC and at 9 0mph you will measure 180 VDC If you measure very low DC voltage or zero DC voltage first check the drive motor brushes for condition Motor brushes are the leading cause for drive motor failure If the motor brushes are worn below 3 8 in length replace them 90VDC Motor Brush part 70222 180 VDC Motor Brush part 70223 Alternate Test 1 Attach 9 or 12 volt battery to motor leads There should be motor movement Alternate Test 2 Unplug Treadmill Disconnect Drive Motor wires Disconnect Drive B
71. nd turn the elevation nut to line it up with the holes on the elevation assembly or just short of them NOTE L7 amp L8 elevation nut setting must be flush as insert to the elevation shaft L9 nut setting must rotates 8 full turns Slide the two 2 1 2 dia pins through the elevation assembly and into the elevation nut then secure the pins with the two 2 20 screws Proceed with the instructions on the next page for calibrating the potentiometer gap inch 2 N 770 SERIES ELEVATION CALIBRATION ELEVATION oe ELEVATION MOTOR px mE j rF P N 70088 110volt P N 70126 220volt at 22 DEM ADJUSTMENT SHAFT ELEVATION NUT ABRIR NOTE ELONGATED BRACKET HOLES ARE FOR POTENTIOMETER FINE ADJUSTMENT BROUWN RANGE BLUE 7 BACK VIEW DIAGNOSTIC Executive Trainer 2 MENU amp START simultaneously Cardio Trainer 2 NEXT amp START simultaneously Pro Sport Trainer 3 NEXT amp START simultaneously Sport Trainer 2 Rehabilitation Treadmill DISPLAY amp START simultaneously Calibrate the elevation potentiometer 1 Visually confirm treadmill is level Press down arrow for elevation till machine is level 2 The potentiometer should read 0 1 for all models NOTE Elevation window shows actual elevation Display shows potentiometer setting 3 If the s
72. ning the side the belt is closest to and loosening the opposite side by the same amount you change the alignment of the rear roller without changing overall tension Adjustments should be made with treadmill running and should be made in 1 4 turn increments Allow at least 30 seconds for treadbelt to stabilize between each adjustment Perform the adjustments at slower speeds 2 3 mph until you are comfortable making adjustments Faster speeds will cause the adjustments to take effect quicker 5 6 mph Example Treadbelt tracks to the right a Turn treadmill on and bring speed up to 2 0 mph b Using a 9 16 wrench tighten the right hand adjustment bolt 1 4 turn c Loosen the left hand adjustment bolt 1 4 turn d Let Treadbelt stabilize rotate for 30 seconds and readjust if necessary If normal tracking procedures are not working satisfactorily proceed with the following steps MAKE SURE TREADMILL IS LEVEL Make sure the treadmill is completely level Place a carpenter s level across rear frame rails running parallel with rear roller VERY IMPORTANT Must have a minimum of 150 pounds on the treadmill s side steps for the reading to be accurate If not level try to move treadmill to more level flooring If that is not an option use leveling shims You can either put something under the rear feet or install shims between the rear foot and the frame Simply loosen the two Philips head screws and slide shim in place Tighten screw and r
73. oard is used to adjust the time it takes the PWM to react to a load or amperage spike When the user steps onto the treadbelt a load is introduced to the system which creates an amperage spike The PWM board senses this amperage spike and reacts by feeding more power to the drive motor This more power compensates the amperage spike load and the treadmill does not slow down If the IR was adjusted to react slowly the user would notice a lag in belt movement when stepping onto the treadbelt If the IR was adjusted to react too quickly the user would notice a quick surge when stepping onto the treadbelt Either way the treadmill will surge considerably when this occurs There have also been isolated cases where the treadmill will surge without a user walking on it When this occurs the red light the PWM LED1 will flash in sequence with the belt surge To adjust the IR potentiometer No load belt surging LED1 flashing use a small screwdriver to rotate IR pot Make this adjustment while the treadmill is running surging Rotate the pot in small increments until the treadmill surge subsides and runs smoothly NOTE the IR pot can be rotated Clockwise or Counter Clockwise to achieve smooth operation With load belt surging LED1 may be flashing use a small screwdriver to rotate IR pot Make this adjustment while the user is walking on the treadmill Rotate the pot in small increments until the treadmill surge subsides and runs sm
74. oe rub on belt Instruct user on proper use of treadmill 3 Running on diagonal Check the belt is tracked correctly Check that front roller is properly aligned Rarely treadmill frame may be out of square 4 Underneath belt If belt is glazed has black lines running through it or is worn through backing replace belt and use new deck surface Treadmill Does it appears to be off level Check that wheels in front are not broken Check that feet in back are installed properly Check that mill is on level surface and shim accordingly 37 70 SERIES CONTROL PANEL amp FEATURES Starting serial numbers L7 64947 L8 14596 amp L9 5020 L70 Series Sport Trainer Facep GAD lt C Sport Trainer is used on all models L770 L870 and L970 Production Date November 10 2006 Serial Number L7 64951 L8 14681 amp L9 5140 Starting DCP 36756 Electronic Anta PWM Combo boards ESI PWM amp SCR 2 110v and 220v Home setting 0 5 12 mph and max elevation is 15 Commercial setting 0 5 11 mph max elevation 1 15 19 treadmills max elevation is 12 L70 Series Pro Sport Trainer Membrane 3 Pro Sport Trainer is used on all models L770 L870 and L970 Production Date November 10 2006 Serial Number L7 64948 L8 14542 amp L9 5113 Starting DCP 36769 Electronic Anta PWM Combo boards ESI PWM amp SCR 2 110v and 220v Home setting 0 5 12 mph and max elevation is 15 Commercial se
75. on the upper wire harness Are harness wire connections intact Repair upper harness or replace pper harness 1 On ST2 s and RTM only remove Faceplate from the display board and press START button on display board If treadmill starts use a phillips head screwdriver or x acto knife to spread fastener pins If display board will not stay mounted or any buttons are concave replace the faceplate 2 On PST3 s CT2 s amp ET2 s conduct Membrane bypass test See page 41 If treadmill starts replace Membrane Panel If not replace the upper display board NOTE USE THIS FOR DIAGNOSING THE PWM RELAY COMBO BOARD Elevation system not functioning or PO Pot Out error code displayed in the two digit speed window Enter the DIAGNOSTIC MODE pg 39 Does elevation system work properly 9 1 Proceed with re calibrating elevation potentiometer Pg 28 9 2 9 3 Hold the UP button on the Display Is UPSW light on relay board lit YES 1 Inspect the ORANGE UP wire and the DOWN wire both the wire connector on the relay board and the wire connector on the upper display board for loose connections or pushed pins 2 If all harness connections are intact then replace Upper Display Board 9 4 Hold the UP button on the Hold the DOWN button on treadmill Is the yellow UP the treadmill Is the yellow DN light on the relay board lit light on the relay board lit Do both the UP amp DN light on t
76. oose Part 70251 Replace ANTA 2 if OVdc are measured across the BLK amp GRN wire Part 70455 On ST2 amp RTM s Remove the display board from the faceplate place it on a towel and press the START button manually on the upper board If the display board lights up then check for proper display board to faceplate mounting If the display board doesn t light up then replace the display board On PST3 CT2 amp ET2 Conduct Membrane Bypass Test See Page 41 amp 42 If upper board lights up then replace Membrane Panel If upper board doesn t light up replace upper displav board NOTE USE THIS FOR DIAGNOSING ANTA PWM2 REV D1 77 UPPER DISPLAY LIGHTS UP BUT TREADBELT DOESN T MOVE L5 ERROR Enter OLS Diagnostic Mode Is the GREEN BELTSW On ST2 amp RTM FAST amp START LED on the ANTA PWM2 On PST3 amp CT2 NEXT amp START Board lit On ET2 MENU amp START Press FAST until 12 0mph is display in the speed window 1 Check RED wire on 9 pin harness for loose Confirm voltage in DC across Motor amp Motor connections or pushed Are you measuring at least 90Vdc pins 2 Replace Upper Board Replace ANTA PWM2 Part 70455 Turn the machine off and unscrew motor brush caps Is the motor brush at least 3 8 of an Replace Motor Brushes inch long Are the tips of the brush are 2 Required Part curved and with no burns or cracks 70222 Turn machine off amp disconnect the BLK amp Re
77. oothly Keep speed setting under 2 0mph for safety NOTE the IR pot can be rotated CW or CCW to achieve smooth operation Possible Cause Damaged motor control board Disconnect the drive motor from the motor control board Enter OLS Open Loop Speed mode and bring displayed speed to max Measure with a voltmeter across the lower motor control board output terminals A and A Monitor the DC voltage on your meter If the DC voltage is surging the motor control board is defective Replace the motor control board Symptom Display reads SAFE Possible Cause Safety Lanyard is missing Solution Replace Safety Lanyard Possible Cause Flux guide is missing out of position Solution Check flux guide for proper alignment Possible Cause Safety Leash is defective missing from Upper Display board Solution Replace Safety leash Possible Cause Defective Display Board Solution Replace Display Board Symptom Speed shown is not actual speed Possible Cause Speed needs to be calibrated Home treadmills only Page 46 illustrates how to calibrate 33 NOISES Many times a treadmill will tell you what s wrong with it by the noises it makes We strongly recommend the use of an automotive stethoscope Service Tip Treadmill making noise but can t tell from where Solution Must isolate all moving parts 1 Unplug treadmill 2 Disconnect Drive Belt 3 Turn treadmill on listen for noise a If noise is not present proce
78. place Drive Motor WHT drive motor wires off the Motor amp no 2 10000 Motor Does the drive motor generate DC voltage See Page 19 for generation test Spin the flywheel by hand it should spin freely Hold the connectors on the BLK amp WHT drive Replace Drive Motor motor wires together then spin the flywheel Part 70014 70010 Is the drive motor tougher to spin Stick your multimeter test leads inside the connectors on the BLK amp WHT wires and set NO Replace Drive Motor your meter to Ohms Spin the flywheel in a Part 70014 70010 clockwise direction Is the Ohm reading 0 9 or lower NOTE USE THIS FOR DIAGNOSING ANTA PWM2 REV 01 W BALDOR MOTOR UPPER BOARD LIGHTS UP TREADBELT MOVES SPEED WILL NOT INCREASE L5 78 ERROR Check the speed sensor gap amp Adjust speed sensor alignment It should be within 1 Use gt wrench and loosen 1 16 of the flywheel the two lock nuts securing Is it out of position sensor to its bracket 2 Adjust sensor gap to 1 16 3 Tighten lock nuts Unplug 3 pin speed sensor connector from ANTA PWM Replace speed sensor Check for pushed pins or Part 71007 loose wires Any Found Unplug 9 pin upper wire harness connector from ANTA PWM board Check for pushed YES pins or loose wires Specifically Part 70251 look at pin 5 BROWN amp pin 9 GREEN Any Found Enter OLS Mode On ST2 amp RTM FAST amp
79. put If the SCR board is getting the proper AC voltage in but does not supply any DC voltage out it must be replaced 22 SPEED SENSOR The speed sensor can be checked for proper operation by entering the Open Loop Speed OLS Mode See page 39 There is a yellow SPD LED mounted to either the relay board HOME PWM models or the SCR board LTD and CLUB models The light will flash ON and OFF when you rotate the drive motor flywheel slowly by hand This indicates the proper operation of the speed sensor If you do not get this flashing to occur then check for proper speed sensor alignment only on Baldor motors If this does not help replace the speed sensor DISPLAY COMPONENTS UPPER DISPLAY BOARD The upper display board is powered by DC voltage On HOME treadmills this DC voltage is supplied by the DC power supply On LTD CLUB treadmills the SCR board supplies this DC voltage Confirm the upper display is getting DC voltage delivered to it If the display board has the proper DC voltage supplied and does not light it must be replaced FACEPLATE The faceplate has no mechanical or electrical components that can fail However if you press a key and it fails to respond check for proper display board spacing The faceplate is designed as a passive panel When the user presses a key pushes through the faceplate they activate a switch mounted on the upper display board If the display board to face plate distance is too great the displ
80. r and take the clip out Connect the motor brush to the terminal using the needle pliers This exposes the brush holder and brush Take a needle nose pliers and use them to remove the motor brush wires from the connector STEP 5 STEP 6 A good motor brush will be shiny Free from scorch marks chips and not dull where the commutator would make contact Insert the motor brush back Inside the brush holder The commutator is copper color and shiny Cleaning the commutator with a cleaning stone or piece of emery cloth may remove the dull appearance amp black scorch marks After the motor brush is seated back in and secured down just pop the cover back on and repeat these instructions for the other side 24 McMillan SPEED SENSOR REPLACMENT TOOLS REQUIRED INCH SOCKET WRENCH 7 16 amp INCH SOCKET STRAIGHT EDGE SCREWDRIVER INSTRUCTIONS 1 Loosen amp Remove the two 7 16 nuts holding the plastic cover located on the back of the drive motor 2 Remove the plastic cover from the drive motor 3 Loosen amp remove the inch set screw holding the black round speed wheel 4 Remove the speed wheel 5 Remove the speed sensor by using a screwdriver and carefully prying the clips holding the sensor 6 To install the new sensor just line up the sensor with the alignment pole on the plastic mount on the drive motor to the sensor alignment hole and push the s
81. r is not recognizing any motor movement This displays the error message to the upper board Refer to the proper flowchart Potentiometer Out of Range or PO There s a failure in the elevation system The potentiometer elevation motor lower board upper harness and finally the upper board can cause this error Refer to the proper flowchart Overspeeding or The speed sensor recognizes the actual speed of the treadmill is faster then the command speed Note During high elevation and low speed the role of the user s weight and gravity is likely to cause an Overspeed error Comm Error CE Error or Communication error This will occur when there s a break in communication between the upper board and the lower board If the upper board does not identify signal to the lower board it s very likely the main upper harness has a poor connection Re seat the main harness at the upper and lower board Note A signal break may also cause an O5 PO or L5 error 44 Self diagnostic Error Detections SAFETY KEY The upper console is not identifying the safety key This could be the result of the failure in the reed switch short in the safety cable the magnetic flux guide is not in position and or the safety key is missing DISPLAY MEMORY Checking for RAM and ROM memory within the programs of the upper board This will notify you if there s a problem with the software within the upper board BELT OVERSPEEDING
82. rive motor Possible Cause Loose drive belt or treadbelt Check for proper drive belt and treadbelt tension If one of these belts are not tight enough they will slip and create a treadbelt skip or surge This will usually be more apparent with heavier users See belt tensioning procedures Possible Cause High drive motor current due to excessive treadbelt friction Check for treadbelt and tread deck for wear Check that Red Lamp marked Current is not on Possible Cause Worn or defective motor brushes and or commutator Check Motor brushes move freely in holder Brushes should be at least 74 inch long approximately the same length and free of cracks splits and fraying Possible Cause Line voltage surging Use voltmeter monitor line voltage supply Make sure customer has the treadmill plugged into a circuit that meets our electrical requirements Home amp LTD Treadmills 120V 15 amp dedicated circuit Club Treadmills 220V 15 amp dedicated circuit NO extension cord should exceed 6 feet in length and must be 12Awg same as linecord NO surge suppressors outlets Possible Cause PWM boards ONLY Home Mills IR potentiometer out of adjustment Adjust the IR pot on the lower motor control board until the surge subsides 32 IR POTENTIOMETER ADJUSTMENTS HOME TREADMILLS ONLY IR amperage R resistance The IR potentiometer that is located next to the MAX speed potentiometer on the PWM motor control b
83. rovide clean power to the Drive Motor SPEED SENSOR Landice uses a magnetic speed sensor Baldor motors or optical speed sensor McMillan Motors to receive accurate speed readings Readings are taken directly from the flywheel on the motor and sent to the Combo Board or SCR TAKE UP ROLLER This is the Roller at the rear of the treadmill completes the loop for Treadbelt movement and allows tracking and tension adjustment of Treadbelt TREADBELT This is the surface the user walks It rides over the deck and rollers UPPER DISPLAY BOARD This controls information from the Membrane panel or Faceplate It then transmits it to the Combo board on Home models and the SCR on Club or LTD models UPRIGHTS One on either side these hold the wire harness the upper display the cross member and the handrails UPPER WIRE HARNESS Transmits data from lower electronics to upper electronics VFX SYSTEM Shock absorbing Deck Consists of wood Deck VFX Deck Post Deck Spacer Deck Load Washer Deck Felt Washer and Deck Impact Absorber 20 TESTING COMPONENTS MOTOR COMPONENTS DRIVE MOTOR Generation Test all Landice drive motors 110 amp 220 are direct current or DC DC drive motor can produce generate a DC voltage when it s manually rotated The DC output is linear to the speed the motor is rotated To perform the Generation Test follow these steps 1 Un plug treadmill from wall outlet 2 Disconnect drive
84. rsion number for electronic components to insure compatibility NUMBER MODEL DESCRIPTION PART NUMBER 1 L7 L8 L9 DISPLAY BOARD SPORTS TRAINER 70591 DISPLAY BOARD PRO SPORT TRAINER 3 70565 DISPLAY BOARD CARDIO TRAINER 2 70586 DISPLAY BOARD EXECUTIVE TRAINER 2 70568 DISPLAY BOARD RTM RTM REV 70424 RTM 2 L7 L8 L9 FACEPLATE 5 5 TRAINER 70593 MEMBRANE PANEL PRO SPORT TRAINER 3 70566 MEMBRANE PANEL CARDIO TRAINER 2 70567 MEMBRANE PANEL EXECUTIVE TRAINER 2 70569 FACEPLATE RTM 2 70594 FACEPLATE RTM 2 REVERSING 70595 3 L7 L8 L9 READING RACK CADDY ASSEMBLY 70522 SP BK 4 L7 L8 L9_ CONTROL PANEL 70555 5 L7 L8 L9 END CAP UPRIGHT RIGHT 70572 END CAP UPRIGHT LEFT 70573 6 L7 L8 L9 ENDCAP SCREW BLACK 1 2 6 32_1 2_PFHMSB ENDCAP SCREW TITANIUM 6 32X1 2_PMSZN 7 L7 L8 L9 WIRE RETAINER UPRIGHT 70349 8 L7 L8 L9 UPRIGHT LEG RIGHT 70556 BK T1 UPRIGHT LEG LEFT 70557 1 9 L7 L8 L9 UPRIGHT COVER LEFT BLACK 70559 BK UPRIGHT COVER RIGHT BLACK 70558 BK UPRIGHT COVER LEFT TITANIUM 70559 UPRIGHT COVER RIGHT TITANIUM 70558 TI 10 L7 L8 L9 UPRIGHT MOUNTING BOLTS 1 4 20x3 4_TT 11 L7 L8 L9 MAGNETIC SAFETY LANYARD 71011 NEW 12 L7 L8 L9 MAGNETIC STUD 70492 13 L7 L8 L9 FLUX GUIDE 70340 14 L7 L8 L9 END CAP HANDRAIL amp UP
85. s out clean up commutator with a commutator stone or emery cloth 28 4 When you reinstall motor brushes make sure the brush does not bind up in its holder The motor brush must move freely the full length with zero resistance If resistance is present you must carefully dress out the brush until the correct tolerance is achieved ELEVATION MOTOR 1 Remove Elevation Motor A 2 00 Remove all weight from the elevation assembly by placing a suitably strong object under the under motor pan many technicians use their toolbox so that the wheels are in the air Disconnect Elevation Motor wires Step 2F Disconnect the Elevation Motor nut from the elevation assembly To do this loosen the two 2 20 screws and slide the two 2 1 2 dia pins out Step 1C Remove the 3 8 dia Elevation Motor mounting pin from the Clevis mount Step 1D Remove Elevation Motor 2 Install new Elevation Motor A B m Remove your toolbox and set the treadmill on the ground Align the Elevation Motor with the Clevis mount and install the 3 8 diameter mounting pin Insert the hitch pin C Reconnect the Elevation Motor wires D Enter diagnostic mode See page 56 Press the UP key briefly and then hold the DOWN key until the motor stops NOTE This process sets the elevation lower limit switch and MUST be done to obtain maximum elevation range Hold the dia elevation screw to prevent it from turning a
86. side it may be rubbing making noise Track using bolts on rear roller Is treadbelt over tightened This is the most common cause of groaning type noises First loosen treadbelt and see if noise goes away If noise goes away tighten belt only until there is no slippage when walking Is belt rubbing on cross brace underneath treadmill Sometimes these get bent during shipping Bend back so belt will not rub 34 5 16 there excess wax build up on deck belt and rear roller Remove belt and wipe down deck and rear rollers 6 Is there excess Slip Coat If you see Slip Coat oozing from sides of belt or off end of deck remove belt and wipe down deck belt and rollers 7 ls ita commercial treadmill Landice uses a stiffer belt on Club models to increase treadbelt life These stiffer belts make a little more noise that is considered normal 8 On older machines check that the treadbelt and deck are not worn excessively and making noise We recommend the replacement of both deck and reversing deck and belt if either is worn 9 Does noise occur when seam passes over roller A slight amount of noise is normal If it is excessive check the seam for damage or for wax buildup on roller 10 If noise occurs when walking check that customer is not walking too far to the rear causing the belt to drag over the rear of the deck 11 Noises can travel Make sure noises are not coming from rollers drive belt drive motor rear roller touching
87. t by looking The following is a breakdown of things to look for when troubleshooting these components Decks Check for wood showing through black phenolic Check for ridges or cupping of deck especially in front middle of deck Both of these indicate that deck should be replaced or reversed if other side is unused Drive Motors 1 Motor Brushes a Are they worn so that less than 3 8 of an inch is left Replace Brushes b Are they wearing on an angle Check that brushes are seated correctly and that motor brush holder and spring are installed properly Replace if necessary 2 Commutator a Is it burnt scratched or scored Use commutator stone to clean If it is too badly damaged motor must be replaced 3 Motor Shaft a Does it seem to wobble Check that flywheel and pulley are tight and in line b Is shaft visibly bent broken Replace motor Electronic Boards 1 Any burn marks Check for correct voltage coming in and out of board If voltage is incorrect replace board 36 2 Loose or detached components Reattach if possible or replace if not Elevation Motor 1 Check for fractured housing or broken motor mounts Replace if necessary Treadbelts 1 Check for fraying on sides of belt Likely cause is improper tracking Check if tracked correctly If minor cut frayed ends off If major replace belt 2 Lines or wear or top of belt one or two inches in from sides Caused by user standing on side rails and letting heel of sh
88. tely from the upper display board 3 Use a DRY towel or a terry cloth to wrap over the open area of the control panel frame Place the upper display board with wire harness still attached on top of the towel to prevent it from touching any metal and shorting out 4 Look at the pins where the silver membrane ribbon cable connected to the display board 5 Using a jumper i e a jumper wire with two copper ends a paper clip or a voltmeter set to continuity bypass the start button by touching one end of the jumper to the pin labeled GND or GROUND and the other end of the jumper to the pin labeled START or ON Note to locate these pins on various Landice display boards If the membrane is bad the treadmill will turn on and read SAFE 6 If itis necessary replace the damaged membrane panel FRONT OF UPPER CONSOLE JUMP THE START amp GROUND PIN BACK OF UPPER CONSOLE 43 Error Codes Definition SAFETY SHUTDOWN Loss of Speed Signal or L5 WITH belt movement This is usually an indication of a speed control malfunction The upper board is not recognizing a signal pickup from the speed sensor This could be due to the speed sensor being misaligned improper connection or bad speed sensor Refer to the flowchart on page SAFETY SHUTDOWN Loss of Speed Signal or L5 WITH NO belt movement The speed senso
89. the max speed first Bring the set speed to 12mph Let actual speed stabilize 3 Adjust the MAX potentiometer on the pwm motor control board accordingly Clockwise increase speed Counterclockwise decrease speed The actual speed will be displayed in the center display window 4 Decrease set speed to Smph Let actual speed stabilize Adjust the MIN pot accordingly 48 to 52mph is acceptable 5 Before turning treadmill off check the MAX speed one more time for accuracy 47 DIAGNOSTIC FLOWCHART NOTE USE THIS FOR DIAGNOSING THE PWM RELAY COMBO BOARD Upper display lights up but treadbelt doesn t move L5 Error Enter Open Loop Speed Mode See pg 39 2 Press FAST until 12 0mph is displayed Confirm proper line voltage input to PWM Is the green BELTSW light board Measure across L1 and L2 terminals on the relay board lit for proper line voltage Check RED wire on 9 pin harness for loose connection or pushed pin 6 1 1 Replace anta relay board Replace upper display board Is speed control wiring OK Purple wire from V on pwm board to P3 on relay board Orange wire from P1 on pwm board to P1 on relay board NO Correct speed Brown wire from P2 on pwm board to P2 on relay board control wiring P3 on pwm board has no connection YES 6 4 Is the motor wiring OK NO Correct motor Check the wires from motor to A amp A control wiring YES 6 5 Are the motor brushes OK UNPL
90. to the Upper Display Board 19 FRAMES SIDE One on either side these connect with the Deck Slats to form the frame of the machine FRAME COVERS SIDE These sit on top of the Frame Rails and keep Deck in place They also form the base for the Traction Strip IR POTENTIOMETER The IR Pot is located on the Combo Control Board and is used to adjust the time it takes the PWM to react to a load or amperage spike It normally requires adjustment if the motor feels like it s surging or lacking torque MEMBRANE PANEL This takes information from the display membrane keys and transmits it to Upper Display Board via the ribbon cable It is found on the PST3 CT2 and ET2 models OPEN LOOP SPEED O L S MODE The test mode which remove the speed sensor from equation of running treadmill This mode will give access to speed feedback and control the speed of the treadmill on a running unit NOTE RTM amp ST has a separate command for entering into O L S SAFETY LANYARD This is a safety feature that completes a switch in the Display Board If it is not connected the treadmill will display SAFE message Works with the stud and flux guide SCR Silicon Controlled Rectifier Control Boards Used in LTD 110v and Club Models 220v This circuit board is designed to run the drive motor elevation relays the belt relay DC transformer for power to Upper Display Board and on board diagnostic lights The SCR requires a Capacitor and Choke to p
91. tting 0 5 11 mph max elevation 1 15 19 treadmills max elevation is 12 38 70 SERIES CONTROL PANEL amp FEATURES L70 Series Cardio Trainer Membrane 2 CARDIOMRAINER Cardio Trainer is used on all models L770 L870 and L970 Production Date November 10 2006 Serial Number L7 64947 L8 14596 amp L9 5062 Starting DCP 36763 Electronic Anta PWM Combo boards ESI PWM amp SCR 2 110v and 220v Home setting 0 5 12 mph and max elevation is 15 Commesrcial setting 0 5 11 mph and max elevation is 15 L9 treadmills max elevation is 12 L70 Series Executive Trainer Membrane 2 BXEGUTIVE TRAINER Executive Trainer is used on all models L770 L870 and L970 Production Date November 10 2006 Serial Number L7 65027 L8 14606 amp L9 5020 Starting DCP 37879 Electronic Anta PWM Combo boards ESI PWM amp SCR 2 110v and 220v Home setting 0 5 12 mph and max elevation is 15 Commercial setting 0 5 11 mph max elevation 1 15 19 treadmills max elevation is 12 39 70 SERIES CONTROL PANEL amp FEATURES L70 Series Rehabilitation Faceplate LANDICE Models That Use this Faceplate L7 RTM L8 RTM L7 RTM REV L8 RTM REV Production Time Frame 2004 November 10 2006 for 60 Series Starting Serial numbers L7 65055 L8 14622 Electronics ESI 110V 220v See Wiring Diagram Settings Used In Rehabilitation Physical Therapy and Hospita
92. uit board If the two motor wires are connected together the drive motor will become much harder to rotate Also see Component Testing Drive Motor 31 Symptom Treadbelt is moving diagonally If a belt is moving diagonally on the treadmill it can be corrected with the following steps Loosen the take up roller both sides Take off the motor cover Loosen the drive roller adjustment bolt on the right side opposite the sheave pulley Using a large screw driver or pry bar move the drive roller forward if the belt is angled right to left or backward if it s angled left to right 5 Tighten drive roller until star washer bites into aluminum frame start treadmill and adjust tracking If belt is straight then put on motor cover If belt is still not straight go to 6 6 If there is improvement and there is still room to move drive roller adjustment bolt continue to adjust until fixed 7 f there is no more adjustment on right side adjustment bolt go to left side adjustment bolt make sure to loosen the drive belt via the drive belt tension adjustment bolt and re tension when done ToO Landice has adjustment on the front roller to correct for this type of problem The front roller will not be damaged by the adjustment providing these steps are followed If this doesn t correct problem please call 1 800 LANDICE Symptom Treadmill speed is erratic and or surges Possible Cause Defective drive motor See Component Testing d

L-70 Series Service Manual

Contents

Download Pdf Manuals

Related Search

Related Contents