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C.T.M. HS-850 Service Manual
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C.T.M. HS-850 Service Manual

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Summary of Contents for C.T.M. HS-850

  • Page 2: Table Of Contents

    Service Manual- CTM HS-850 Content General Information ............................3 Check List for maintenance ..........................4 Trouble Shooting ..............................5 Disassembly................................ 7 Maintenance ..............................13...

  • Page 3: General Information

    Service Manual- CTM HS-850 General Information Introduction, This service manual only contains basic technical information about the common disassembly and replacement to enable dealers to provide good after service. Your scooter feature and related parts might different from this service manual, which is based on different demand in various markets. If you need more product information or technical support, please contact with CTM, we will provide more detailed information.

  • Page 4: Check List For Maintenance

    Service Manual- CTM HS-850 Check List for maintenance Check Point Inspection Remark N-D lever Check for the correct function Horn Check for correct function Throttles Pull the wigwag to test the scooter movement Electro-mechanical Pull the wigwag a little bit and release it to test if brake brake and emergency works.

  • Page 5: Trouble Shooting

    Service Manual- CTM HS-850 Trouble Shooting Scooter won’t move when key in turned on, Check Point Solution Check if the power is off Turn the power on. Check if the N-D lever is in Neutral position Switch to D (drive) position. Turn off the power and turn on again.
  • Page 6 Service Manual- CTM HS-850 The throttle may require re-calibration. Speed pot The throttle speed limit pot SRW or their associated wiring may be faulty. Check the throttle and speed pot and associated connections and wiring. Motor voltage The motor or its associated wiring is faulty.

  • Page 7: Disassembly

    Service Manual- CTM HS-850 Disassembly Steering - Starter assembly / Variable Resistor Torque(kgf-cm) ITEM NUMBER DESCRIPTION Torque (N-CM) 521220-89001 DELTA TUBE 521220-89001 DELTA TUBE 588±58.8N-CM 60±6kgf-cm 316300-74501 STARTER ASSEMBLY 501304-01205 BOLT (M4X12L) 147N-CM 15kgf-cm 521100-89001 STEERING BAR COMP. 525390-89000 LEVER HANDLE...
  • Page 8 Service Manual- CTM HS-850 Front frame – Bar Assembly ITEM NUMBER DESCRIPTION Torque (N-CM) Torque(kgf-cm) 531100-85017 FRAME COMP. , CHASSIS 336110-85010 FORK ASSEMBLY FRONT 526680-52800 PADLOCK 1274±127.4N-CM 130±13kgf-cm 3-1 536213-56000 RACE , STEERING OUTER UPPER 3-2 536215-56000 BALLS SET has it greased...
  • Page 9 Service Manual- CTM HS-850 Front wheel ITEM NUMBER DESCRIPTION Torque (N-CM) Torque(kgf-cm) 361100-53900 FRONT WHEEL ASSEMBLY 504500-12193 NYLON NUT , FRONT AXLE (M12) 2940±294N-CM 300±30kgf-cm 504500-08133 NYLON NUT , RIM (M8) 2450±245N-CM 250±25kgf-cm 336110-53900 FORK ASSEMBLY ,FRONT Inspection points When assembling, please use the torque wrench to make sure the tightening torque as the drawing.
  • Page 10 Service Manual- CTM HS-850 Air tire Tool requirement, 5mm hex-key wrench Instruction for disassembly Before removing the front and rear wheels, please do remove some pressure from wheels to prevent any accident. Use 12mm hex-key wrench to rotate the cap as drawing,...
  • Page 11 Service Manual- CTM HS-850 Rear Wheel, Motor, Transaxle. ITEM NUMBER DESCRIPTION Torque (N-CM) Torque(kgf-cm) 511100-83800 MOTOR ASSEMBLY 502408-05053 BOLT , MOTOR (M6X50L) M6-980±N-CM M6-100±10kgf-cm 362200-74000 REAR WHEEL ASSEMBLY 502308-01673 BOLT , REAR RIM (M8X16L) 2450±245N-CM 250±25kgf-cm 504500-08133 NYLON NUT (M8) 2940±294N-CM 300±30kgf-cm...
  • Page 12 Service Manual- CTM HS-850 SEAT ITEM NUMBER DESCRIPTION Torque (N-CM) Torque(kgf-cm) 571400-89000 SEAT COMP. 372200-68610 SLIDE ASSEMBLY 502608-01555 BOLT (M8X15L) 1274±127.4N-CM 130±13kgf-cm 372100-57001 SEAT BRACKET ASSEMBLY 504500-08133 NYLON NUT , SLIDE COMP. (M8) 1960±196N-CM 200±20kgf-cm 572455-92800 HOCK COMP,ADJ SEAT 502405-02295...

  • Page 13: Maintenance

    Service Manual- CTM HS-850 Maintenance Motor Carbon brushes, article number, 51113-71120 Change of new carbon brush could effectively improve abnormal noise. Carbon brush is consumables, which wears out after use, hence, in order to sustain motor quality, CTM would recommend following: When one carbon brush is worn to 1/2 of its original length, it is necessary to replace 4 carbon brushes by new ones.
  • Page 14 Service Manual- CTM HS-850 Battery weight, approx. 24.37kg /pc, (12v. 75ah) Battery dimension,...
  • Page 15 Service Manual- CTM HS-850 Chien Ti Enterprise Co., Ltd. No. 13, Lane 227, Fu Ying Rd., Hsin Chuang District, New Taipei City, Taiwan Tel: +886-2-29032987 Fax: +886-2-29038807 Email: sales@chienti.com.tw Website: www.chienti.com.tw...