Baltmotors NC250 User Manual
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Baltmotors NC250 User Manual

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Summary of Contents for Baltmotors NC250

  • Page 2 User’s Safety Statement Dear customer, please don’t ride the motorcycle before you are not reading this handbook or unknown this motorcycle performance, also don’t borrow to anybody who don’t know how to use. Driver’s attention： 1、Before driving ① Check motorcycle condition careful,don’t ride if get ill; ②Don’t ride when feel sick or take medicine；③Strickly prohibit drunk driving and driving without linence;...
  • Page 3 The company reserves it’s rights to make any changes due to product updates。 Introduction ………………………………………………………………………………………P 2~P 7 1、Resume …………………………………………………………………………………P8~P33 2、Maintenance ………………………………………………………………P34 3、Elertrical schema tics …………………………………………………………P35 4、Product warranty description 1、Resume Front wheel / Suspension / Handle description …………1-6 Maintenance rules……………1-3 Brief…………………………1-3 Rear wheel / Suspensiondescription…………………1-7 Lubrication system description …1-5 Battery / Charging system description……………1-7...

  • Page 4: Brief

    Cooling system description………1-6 Maintenance Regulation Must to use this company or this company recommend spare parts or lubricants；Not to suits to this company designing parts or lubricants ,may damage the vehicle . Should use the metric tool, bolt, nuts and screws to maintain vehicle, it’s not can be interchanged with British system. If rebuild the vehicle should change the new gaskets, O-rings, split pins and retainer rings.
  • Page 5 wi d t h 8 3 0 m m H e i g h t 1 2 8 0 m m W he e l b a s e 1 4 8 6 m m S e a t h e i g h t 9 6 0 m m Mi n i m u m g r o u n d c l e a r a n c e 3 1 0 m m...
  • Page 6 Lubricating system and pump type Pressure splash Ignition advance angle BTDC 12° [3000r/min] Valve clearance（cold） Intake valve： 0.03 mm Exhaust valve： 0.05mm； Spark plug type CHAMR10N RG6YC Measurement 370mm×315mm×415 mm Net weight 30 kg Transmission type Chain Clutch type Manual、Wet muiti-plate Gearshift type Five gears international type, two levels of transmission 6 gears shift...
  • Page 7 ≤15 s Starting performance Lubrication s ystem I t e m s O i l b r a n d ： APL SJ SAE10W-40 E n g i n e l u b r i c a t o i l c a pa c i t y 1 6 0 0 m l Fuel s ystem I t e m s D e s c r i p t i o n...
  • Page 8 Sta n d a r d c o o l a n t c o n c e n t r a t i o n Mi xe d 1 : 1 w i t h d i s t i l l e d w a t e r Front w heel /Suspension / Operate specifica tion I t e m s Sta n d a r d...

  • Page 9: Table Of Contents

    Vo l ta g e （ 2 0 F ） / 6 8 F u l l y c h a r g e d 1 3 . 0 - 1 3 . 2 V Ignition s ys tem I t e m s D e s c r i p t i o n Spa r k p l u g Sta n d a r d...
  • Page 10 Tenth: Spark plug………………………2-19 Twenty-third: Rocker arm/Vibration coupling……2-31 Eleventh: Radiator coolant……………2-19 Twenty-fourth: Wheels/tires………………2-32 Twenty-fifth: Front tube bearing………… … 2-33 Twelfth: Cooling system…………………2-20 Thirteen: Valve clearance/Decompression device system… 2-21 First: Maintenance date Summary 1、 Before maintenance put motorcycle on the level ground . 2、...

  • Page 11: Second: Technique Maintenace

    Second: Technique maintenance I：Check and clean,adjust,if necessary lubricate or replace C:Clean R：Replace A:Adjust L:Lubricate Frequency First No matter which one time to Trip distance or Date Items maintain first Minutes 1200 1800 2400 received Kilometers 1000 2000 3000 4000 Note Month Oil-way Fule filter screen...
  • Page 12 Accelerator Air filter （Note 1） Crankcase （Note 2） breather pipe Spark plug Air valve Machine oil Oil filter Decompression device Idling Coolant fluid （Note 3） Cooling system Secondary （Note2） system Transmission oil Drive chain （Note 1） I，L I，L：Per 500km Or 3 months Chain slider （Note 1）...

  • Page 13: Third: Racing Technique Maintenance

    Brake block Brake system Lights Clutch system Side stay F/R damping Nuts 、 Bolts 、 Fasteners Wheels/tires Front tube bearing * Please go to our authorized dealers for repair, unless the owners have special tools and maintenance of data and is a qualified mechanic.
  • Page 14 Items Frequency About 2.5 Abouy 7.5 About 15.0 About 22.5 About 30 Notes hours hours hours hours hours Accelarator Choke valve Air filter (Note 1) Crankcase breather pipe Spark plug Coolant fluid (Note 2) Valve/Decompression (Note 4) device Machine oil (Note 3) Oil filter (Note 3)
  • Page 15 Drive chain rotor Active/driven sprocket Brake fluid (Note 2) Brake block Brake system Clutch system (Note 5) Control cable Exhaust pipe/Silencer F/R Damping Rear fork/ Rocker arm Front shock absorber (Note 3) Nuts、Bolts、Fastener Wheels/Tires Front tube bearing This maintenance schedule is base on the driving average condition.The vehicle must be checked according to this maintenance list .
  • Page 16 3、If replace the clutch plate and baffle ,should replace the transmission oil . Fourth: Additional items should be changed frequently Engine Items Reasons Remarks Cylinder head gasket Leakage of a crush As long as disassemble to be replaced Clutch pressure plate Abrasion or rust Head gasket Leakage...

  • Page 17: Fifth: Oil Tube

    Front covering parts Damage Front and rear fender Damage Clutch handle/stay Excessive gap or damage Brake handle Excessive gap or damage Kick start bar Excessive gap or damage Handlebar Deformation or fissure The throttle handle Damage Grip Damage Shift lever Damage Brake pedal Damage...
  • Page 18 Sixth: Oil filter mesh Disassemble fuel tank: first drop the oil into container, remove the tubing,bolts and oil switch, then clean the oil filter ,ensure the O-ring in a good condition and install it to oil switch ,re-install in reverse order with the disassemble, install the fuel tank (Make sure there is no leakage after installation).

  • Page 19: Seventh: Accelerator Operation

    Seventh: Accelerator operation Check the throttle grip, it should be rotate smoothly and freely return; Check the throttle cable, if it’s ageing or damage should be replaced; If throttle operate not smoothly should lubricate the cable;The free rotation distance of adjust throttle grip is in 3-5mm.
  • Page 20 Figure 8-2 Nineth: Air Cleaner Open the air cleaner side cover, remove the retaining bolts.Remove the filter element from bracket, put it into clean cleaner to wash, and then get it from that cleaner to the hot soup-sudz to wash; Clean the air filter inner room to ensure there is no mess;...
  • Page 21 Tenth: Spark plug Disassembly Disassemble fuel tank, remove the spark plug cover from cylinder head, disassemble spark plug,and check it to see if it is damage (See Figure 10-1).(Before disassemble,use the compression air to clean the spark plug, ensure there is no mess enter the combustor.) According to the technique maintenance list to check and replace.
  • Page 22 Eleventh: Radiator coolant Check the coolant level before start the engine or after the engine flameout 5 minutes, if can’t see the liquid surface,please add the recommended coolant; Remove the cover, add the mixed liquid which mixed with distilled water and antifreeze 1:1,the distance from liquid surface to cover is 5-10mm, then install the radiator cover .
  • Page 23 Figure 12-1 Figure12-2 Thirteenth: Valves clearance Check valves clearance Disassemble cylinder head cover; check and adjust the valve clearance after the engine is cooled; Disassemble crankcase cover and O-ring.（See the Figure 13-1） Figure 13-1 Rotating the magnator mark on clockwise direction to make it with the left crankcase cover scale mark on the same line, ensure the piston on the compression stroke top dead center.
  • Page 24 Figure 13-2 Intake side： Put the feeler gague between the rocker arm stud and valve, measure the intake side valve clearance Figure13-3 Intake valve clearance : 0.03mm （Figure 13-3） Exhaust valve side： Put the feeler gague between the rocker arm stud and valve,measure the exhaust side valve clearance Figure 13-4 Exhaust valve clearance：0.05mm（Figure13-4）...

  • Page 25: Fourteenth: Engine Oil/Oil Filter

    Install the crankshaft hole cap and screw it to the special torque. Torque：15N.m Fourteenth：Engine oil / oil filter Oil surface inspection Starting engine idling 3 minutes, waiting 3 minutes after the engine flameout . Put the motorcycle vertical support in the horizontal plane, if the oil horizontal plane is low or close to the low level of the oil ruler line, through the filling hole add the recommended engine oil to a third above the horizontal line.（Figure14-1）...
  • Page 26 Viscosity：SAE 10W-40 Fuel capacity：1.6L（Figure14-2） Figure14-4 Engine oil and oil filter replacement Remove the engine cover， Starting engine idling 3 minutes， Waiting 3 minutes after engine flameout. put motorcycle vertical support in the horizontal plane, Stop the engine， Remove the oil nut off（Figure 14-3） Motorcycle on a level surface to ensure complete drainage clean.
  • Page 27 This menthod can drop the engine oil completely Remove the bolts, oil filter cover and O-Ring( Figure 14-5 ) Figure14-5 Remove the oil filter（Figure14-6） ， Figure14-6 Install the engine oil drain screw, use the special Torque 20N.m to tightening the engine drain bolt（Figure 14-3）.

  • Page 28: Fifteenth: Engineidle Speed

    Notes：If install the oil filter anti-direction,it will seriously damage the engine, Grease engine oil on the new O-Ring, Put it on the oil filter cover, Install the oil filter cover Tightening the bolt. Put the recommended machine oil enter engine : Re-check the engine oil level(See Figure 14-1) ensure there is no leakage.

  • Page 29: Sixteenth: Drive Chain

    Sixteenth: Drive chain Figure 16 Drive chain relaxation tests Put the vehicle on the workbench, make the rear wheel off ground . （When engine working, please don’t check and adjust drive chain） Review the middle of the chain, measure the chain relaxation on this. ( S e e F i g u r e 1 6 ) Chain relaxation：25-35mm Notes：If chain relaxed too much, 50mm or more,it will damage...

  • Page 30: Eighteenth: Drive Chain Rotor

    Notes: If chain slider was abrade, the chain will abrade rocker, destroy the chain and rocker. Check the chain guide and slider, to see if these are rank well 、abrade or damaged. ( F i g u r e 1 7 - 2 ) If damaged or abraded,replace the chain guide.

  • Page 31: Twentieth: Brake Fluid

    The chain and sprocket should be in good condition,otherwise it will wear the new chain quickly. Check the bolts and nuts on the drive and driven sprockets. If there is any loose, tighten them. Torque：drive sprocket bolts：31N.m Driven sprocket nuts：32N.m Twentieth: Brake fluid Notes: The spilling fluid will damage the color plastic or rubber parts.
  • Page 32 Front brake： Turn the hand lever to make the inspection line with the fluid level at the same line,check the front brake fluid level. （Figure 20-1） If the fluid level is closed to the horizontal line, check the brake block, to see if this was wear. Rear brake：...

  • Page 33: Twenty-First: Brake Block Wear

    Twenty-first: Brake blocl wear Check the brake block ,to see if it was wear. If any one brake plate was wear to the wear limited mark bottom, please replace the brake block . Maintenance limited：1.0mm Twenty-second: Brake system Figure 22-1 Front brake hand lever inspection Loosing the locknut to roll the adjuster can adjust the front brake hand lever.
  • Page 34 Brake pedal height Loosen the locknut and roll the pedal height to adjust bolt. Adjust the brake pedal height to 79.6mm or what you need height.(Figure22-2) Twenty-third: Rocker arm/ rocker arm fork Put the support under engine, make the rear wheel off ground. Catch the rocker arm, shaking left and right to check if there is something wrong with rocker arm bearing.
  • Page 35 （Figure 24-1） Catch the rocker arm, shaking the rear wheel to check if there is something wrong with rear wheel bearing., （Figure 24-2） Figure24-2 Inspect wheel to see if there is split, nails or other damage, Inspect the cold tires pressure carefully(It should be measure when tires cold) （Figure 24-3）...

  • Page 36: Twenty-Fifth: Front Tube Bearing

    Torque: front wheel rim:3.68N.m Rear wheel rim:3.7N.m Cycle valve nut:13N.m Twenty-fifth: Front tube bearing Put the support under engine, make the front wheel off ground. Inspect the direction hand lever to see if turning left and right flexible.(Ensure the main wire harness is not interference the direction hand lever rotation) If the direction hand lever rotate not smoothly, it has block or shaft radial pla, please check the front tube bearing.
  • Page 37 4、 Maintenance Warranty instruction...
  • Page 38 Dear user： Thanks for using our vehicle NC250 type, in order to protect your benefits, please read this manual instruction and according to it to use. After-sale service 一 、 Because of this vehicle NC250 special performance, from the purchase date,it will be free to repair or replace the bad quality parts.
  • Page 39 will not include the free after-sale service; User should on schedule to maintain and the service station should record the maintanace report actually, if don’t have this report, it’s not suit to the warranty condition. SHANDONG ASIAWING MOTORS CO.,LTD Address：Taian City, Shandong Province PC：271000 Tel：0538-6366706/6366708 Fax：0538-6366702...
  • Page 40 Quantity Remarks Name Handbar 1 Set Front wheel assy 1 Set Packing list detail： （1） Battery 1 Piece （2） Battery cable tie 1 Piece （3） Headlamp assy 1 Set （4） Headlamp install bolts 1 Set （5） Rear lamp assy 1 Set （6）...

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