GT250 - Hyosung
Contents
1. 41 STARTING THE ENGINE STARTING OFF USING THE TRANSMISSION RIDING ON HILLS STOPPING AND PARKING 12 8 46 9 INSPECTION BEFORE RIDING 48 10 PERIODIC MAINTENANCE 49 11 INSPECTION AND MAINTENANCE 52 TOOL ENGINE OIL FUEL HOSE GASOLINE RUBBER CAP OF CABLES EXHAUST PIPE AND MUFFLER FRONT FORK REAR SHOCK ABSORBER BATTERY AIR CLEANER SPARK PLUG CARBURETOR CLUTCH CABLE DRIVE CHAIN BRAKES TIRE REPLACEMENT OF THE LAMP WHEN THE ENGINE REFUSES TO START WHEN KEEPING FOR LONG PERIOD CLEANING PROCEDURE 12 LABEL a 2 oa SR omo 3 13 SPECIFICATIONS o e RR RR Ems 76 13 SERIAL NUMBER LOCATION The frame and or engine serial numbers are used to register the motorcycle They are also to assist your dealer in terms of ordering parts or referring to special service information The frame number 1 is stamped on the steering head tube The engine serial number 2 is stamped on the left upside of the crankcase assembly Please write down the numbers in the box provided below for your future reference 14 Frame number Engine number FUEL OIL RECOMMENDATION FUEL Use unleaded gasoline with an octane rating of 91 or higher Unleaded gasoline can extend spark plug life and exhaust components life CAUTION Spilling gasoline ca2. Comms 425 gt gt always come on the position lamp meter lamp tail lamp and license plate lamp when starting the engine WHEN THE ENGINE IS COLD 1 Turn the carburetor choke lever all the CAU TION way toward you Do not engage the starting motor for 2 Close the throttle grip and push the more than five seconds at a time as it starter switch may overheat the wiring harness and 3 Immediately after the engine starts starting motor return the choke lever halfway and If the engine does not start after several warm up the engine attempts check the fuel supply and 4 Return the choke lever all the way to its igintion system disengaged position Refer for Page 71 9 WHEN THE ENGINE IS WARM 1 Open the throttle grip 1 8 1 4 2 Push the starter switch CAUTION Operation of the carburetor choke system is not necessary when the engine is warm s WARNING Running the engine indoors or in a garage can be hazardous Exhaust gas contains carbon monoxide a gas that is colorless and odorless and can cause death or severe injury Only run the engine outdoors where there is a fresh air CAUTION Running the engine too long without riding may cause the engine to overheat Overheating can result in damage to internal engine components and discoloration of exhaust pipes Shut the engine off if you cannot begin your ride promptly 42 STARTING OFF s WARNING Riding these
3. Lift the gearshift lever to upshift and depress the lever to downshift Neutral is located between first and 2nd gear When neutral is desired depress or lift the lever halfway between first and 2nd gear It is not possible to upshift or downshift more than one gear at a time When shifting from first to 2nd gear or 2nd gear to low neutral will be automatically skipped 32 Reduce the motorcycle speed before down shifting When down shifting the engine speed should be increased before the clutch is engaged This will prevent unnecessary wear on the drive train components and the rear tire CAUTION When the transmission is in neutral the green indicator lamp on the instrument panel will be lit However even though the light is illuminated cautiously release the clutch lever slowly to determine whether the transmission is positively in neutral FOOTRESTS FOOTREST POSITION ADJUSTMENT FOR COMEDOR amp Come BER Coms 250 e 8 Comet 25 have 3 type of the footrest position right and left To change the position remove the 8mm wrench bolts and install the bolts to the desired position by using the hexagon wrench 6mm POSITION 33 20 amp Comet IOS are delivered from the factory on position A WARNING When adjusting the footrest position the 8mm wrench bolts be torqued to the proper specification If they are not the footrest ca
4. oer Cylinder head amp Cylinder 7 Remove carbon Erg a Replace Renee Throttle cable Inspect Inspect __ speed 7 Ispet Inspect o Clutch Inspect Inspect CHASSIS First Every Every 1 000 km 4 000 km 8 000 km Drive chain Clean and lubricate every 1 000 km Brake Brake hose Replace every 4 years inspect Brake fluid e Replace every 2 years inspect Steering x Front forks Rear shock absorber x ra med Chassis nuts and bolts Tighten Tighten Ask your Hyosung dealer or qualified mechanic to do the maintenance items marked 51 INSPECTION AND MAINTENANCE ENGINE OIL Check if there is leakage from crankcase TOOL oil hose To assist you in the performance of periodic maintenance a tool kit is supplied and is located under the front seat The tool FUEL HOSE kit consists of the following items Inspect the fuel hose for damage and fuel leakage If any defect are found the fuel hose must be replaced Tool bag Replace the fuel hose every 4 years 10 gt 12 mm open end wrench Spark plug wrench Combination screw driver GASOLINE Screw driver handle Check if there is leakage from fuel tank D fuel pump fule cock hose carburetor RUBBER CAP OF CABLES 5 Mop them up with a patch when washing EXHAUST PIPE AND MUFFLER Ins
5. Your motorcycle ignition keys are stamped with an identifying number This number is used when making replacement keys Please write your key number in the box provided for your future reference INSTRUMENT PANEL Comme 2502 amp Coma 125 CAUTION When the ignition switch is turned to the position the display of speedometer will come on CAUTION To adjust the light of speedometer display push the switch in the normal mode for 0 6 1 seconds while you want to change Light of speedometer display 100 75 50 25 23 1 TACHOMETER The tachometer indicates the engine speed in revolutions per minutes rpm 2 TURN SIGNAL INDICATOR LAMP When the turn signals are being operated either to the right or to the left the indicator will flash at the same time HIGH BEAM INDICATOR LAMP The high beam indicator lamp will come on when the head lamp high beam is turned on NEUTRAL INDICATOR LAMP The neutral indicator lamp will come on when the transmission is in neutral The lamp will go out when you shift into any gear other than neutral 5 FUEL METER n O 0000000 TL H M Cont Zens amp 670 025 e the speedometer is VFD Vacuum Fluorescent Display type it indicates the remaining fuel amount in the fuel tank The F Full mark indicates the fuel tank is full The E Empty mark indicates the fuel tank is emp
6. e AN IMPROPER TIRE PRESSURE CAN CAUSE DIFFICULTIES IN HANDLING INJURIES OR DEATH WEAR AND ETC ACCORDING TO THE e ALWAYS MAINTAIN A PROPER TIRE PRESSURE AS SHOWN IN THE BELOW pni FRONT REAR SOLO RIDING 74 HYOSUNG MOTORS amp MACHINERY INC e9 92 61 0114 O KM4MJ51E 2507 85 dB A 5000 HYOSUNG MOTORS amp MACHINERY INC 60 92 61 0114 0 KM4MJ51B 250 85 dB A 5000 HYOSUNG MOTORS amp MACHINERY INC 9 92 61 0114 i KM4MF51E Cora 125 84 dB A 5250 HYOSUNG MOTORS amp MACHINERY INC 60 92 61 0114 O KM4MF 51B 455 84 dB A 5250 19 SPECIFICATIONS DIMENSIONS AND DRY MASS 6 250 2 060mm 81 1 in Overall width 655mm 25 8 in 760mm 29 9 in Overall height 1 125mm 44 3 in 1 120mm 44 1 in Wheelbase 1 435mm 56 5 in 1 445mm 56 9 in 130mm 5 1 in 180mm 7 1 in 185kg 408 Ibs 170kg 375 lbs ENGINE Four stroke Type air ES and oil cooled Numberofofinder V2oyinder e rum lt Bore 57 0mm 2 24 in Stroke 48 8mm 1 92 in Piston displacement Mew 52i e 0 Corrected Compression ratio 102 1 Carburetor BDS26 TYPE DOUBLE Starter system ELECTRIC STARTER TRANSMISSION CO 25025 Clutch Wet multi plate type Reduction ratio 3 290 EE Drive chain 520HO Transmission 1st 2 460 4 2nd 1 560 lt 3
7. ADJUSTMENT A basis adjustment be allowed by the clutch lever adjuster 3 Loosen the lock nut 2 counter clockwise Turn the clutch lever adjuster 3 in or out to acquire the specified play After end of adjustment tighten the lock nut 2 clockwise fully and cover the rubber boot 4 If not adjust by the adjuster 3 loosen the clutch cable adjuster lock nut Turn the clutch cable adjuster or out to acquire the specified play After end of adjustment tighten the lock nut The clutch cable should be lubricated with a light weight oil whenever it is adjusted 4 mm 0 16 in Clutch cable play 59 DRIVE CHAIN The chain may require more frequent adjustment that it is with periodic maintenance depending upon your riding conditions Check the chain every 1 000km s WARNING Riding with the chain in poor condition or improperly adjusted can lead to an accident Inspect adjust and maintain the chain properly before each ride according to this section 9 INSPECTING THE DRIVE CHAIN When inspecting the chain look for the following Loose pins Damaged rollers Dry or rusted links Missing O ring seals Kinked or binding links Excessive wear Improper chain adjustment If you find something wrong with the drive chain condition or adjustment correct the problem if you know how If necessary consult your authorized Hyosung dealer Damag
8. Inspect frequently the tire pressure for the safety and the tire life s WARNING Failure to follow these warnings may result in an accident due to tire failure The tires on your motorcycle form the crucial link between your motorcycle and the road Follow these instructions Check tire condition and pressure and adjust pressure before each ride Avoid overloading your motorcycle Replace a tire when worn to the specified limit or if you find damage such as cuts or cracks Always use the size and type of tires specified in this owner s manual 9 TIRE PRESSURE Insufficient air pressure in the tires not only hasten tire wear but also seriously affects the stability of the motorcycle Under inflated tires make smooth cornering difficult and over inflated tires decrease the amount of tire in contact with the ground which can lead to skids and loss of control Be sure that the tire pressure is within the specified limits at all times Tire pressure should only be adjusted when the tire is cold If you see the problem with the tire adjust the pressure with the pressure gauge TIRE PRESSURE _ NORMAL RIDING COLD INFLATION SOLO RIDING DUAL RIDING 2 00 200 kpa 29 0 psi 2 25 kg cm 225 kpa FRONT 2 50kg on 250 kpa 36 0 psi 32 0 psi CAUTION If there are some problem with the tire pressure or cracks and cuts it will decrease the riding stability and lead to flat t
9. by compressed air 2 Carefully examine the air cleaner element for tears during cleaning Replace it with a new one if it is torn 3 Assemble the element completely or damage severely the engine 4 Be careful not to allow water to go inside the air cleaner element CAUTION Assemble the element completely or damage severely the engine Be careful not to allow water to go inside the air cleaner element 55 CAUTION Before and during the cleaning operation inspect the element for tears A torn element must be replaced Be sure position the element snugly and correctly so that no incoming air will bypass it Remember rapid wear of piston rings and cylinder bore is often caused by a defective or poorly fitted element CAUTION When the assembly of air cleaner element is not completely done dusts can go inside and damage severely engine Be careful not to allow water to go into the element while washing CAUTION More frequent servicing may be performed on motorcycles that are used under severe conditions also clean the air cleaner element when replacing the oil to prevent damage of the engine AIR CLEANER OIL DRAIN PLUG Readjust the spark plug gap to 0 7 0 8mm 0 028 0 032 in by using a spark plug gap thickness gauge PLUG REPLACEMENT GUIDE Inspect the plug and drain water and oil Hotter type CR7E at the periodic maintenance interval Standard typ
10. careful not to pour the engine oil excessively 9 ENGINE OIL AND FILTER CHANGE Change the engine oil and filter after first running 1 000km and every running 4 000km The oil should always be changed when the engine is hot so that the oil will drain thoroughly from the engine The procedure is as follows ENGINE OIL CAPACITY Comet 250 Replace 1 450 m Oil filter replace 1 500 mf Overhaul CAUTION 1 650 m In case of the engine oil pouring excessively the engine output being made insufficient Be careful not to pour the engine oil excessively 1 Place the motorcycle on the jack or block CAUTION More frequent servicing may be performed on motorcycles that are used under severe conditions inspect 1 Quantity of Engine oil Pollution degree of Engine oil before riding the motorcycle and then supplement and replace at any time to prevent damage of the engine 2 Remove the engine oil filler cap 4 the three nuts 3 holding the filter cap in place 3 Drain the oil by removing the drain plug 2 located on the bottom of the engine CAUTION Necessarily confirm and clean the oil strainer when replace the Engine oil specially when first replacement 39 5 Replace the engine oil filter with a WARNING new one CAUTION New and used oil and solvent can be hazardous Children and pets may be ha
11. parts It is important to remove all debris during cleaning CAUTION High pressure washers can damage your motorcycle High pressure washers such as those found at coin operated car washes have enough pressure to damage the parts of your motorcycle It may cause rust corrosion and increase wear Do not use high pressure washers to clean your motorcycle WASHING YOUR motorcycle With some care your motorcycle can be washed in a similar manner to washing an automobile Avoid spraying or allowing water to flow over the following places Spark plug Fuel tank cap Carburetor 72 Use a garden hose at low pressure to remove the majority of dirt or other debris Hand wash your motorcycle with a mild soap or detergent and water Try to thoroughly remove all dirt and debris without excessive water pressure Cloth rags washing mitts or cleaning brushes can be used be careful with brushes as they may scratch plastic or painted surfaces Rinse the motorcycle thoroughly with clean water Dry all areas using a chamois or soft absorbent cloth INSPECTION AFTER CLEANING Remove the rags or wrapping from the exhaust pipe For extended life of your motorcycle lubricate according to GENERAL LUBRICATION section A WARNING Operating motorcycle with wet brakes can be hazardous Wet brakes may not provide as much stopping power as dry brakes This could lead to an accident
12. result in injury to the rider CAUTION These instructions point out special service procedures or precautions that must be followed to avoid damaging the machine This provides special information to make maintenance easier or important instructions clearer A WARNING Noise Control System muffler assembly TAMPERING WITH NOISE CONTROL SYSTEM PROHIBITED Owners are warned that the law may prohibit a The removal or rendering inoperative by any person other than for the purpose of maintenance repair or replacement of any device or element of design incorporated into any new vehicle for the purpose of noise control prior to its any sale or delivery to the ultimate purchaser or while it is in use and b The use of the vehicle after such device or element of design has been removed or rendered inoperative by any person MAINTENANCE The exhaust system of this motorcycle requires no periodic maintenance The engine should be adjusted to the manufacture s specifications and the spark plug should be kept in good condition Running the engine with incorrectly operating spark plug or misadjusted carburetor may cause permanent damage to the catalyst and to the noise control system A WARNING Before each use perform daily inspections with the rider Specific items to check are listed in the INSPECTION BEFORE RIDING section on page 48 of this owner s manual Make sure the rider wears a helmet ey
13. to the motorcycle and as near the center of gravity as is feasible The mounting brackets and other attachment hardware should be carefully checked to ensure that it provides for a rigid nonmovable mount Weak mounts can allow the shifting of the weight and create a dangerous unstable condition 2 Inspect for proper ground clearance and bank angle An improperly mounted load could critically reduce these two safety factors Also 10 determine that the load does not interfere with the operation of the suspension steering or other control operations 3 Accessories fitted to the handlebars or the front fork area can create serious stability problems This extra weight will cause the motorcycle to be less responsive to your steering control The weight may also cause oscillations in the front end and lead to instability problems Accessories added to the machine should be as light as possible and kept to a minimum 4 The motorcycle may be affected by lifting Condition or by an instability in cross winds or when being passed or passing large vehicles Improperly mounted or poorly designed accessories can result in an unsafe riding condition therefore caution should be used when selecting and installing all accessories 5 Certain accessories displace the rider from his or her normal riding position This limits the freedom of movement of the rider and may limit his or her control ability 6 Additional electrical acc
14. until the hour and To reset the trip meter to zero push the minutes display blink switch in the normal mode for 2 It is the clock reset mode seconds while the display indicates trip 2 Adjust the hour display by pushing the meter A or you want to reset switch 9 in the clock reset mode for 0 6 1 seconds 3 Adjust the minutes display by pushing A WARNING the switch 8 in the clock reset mode for 0 6 1 seconds 2 while disi ea 4 Push the switch for 2 seconds to hazardous Removing hand from resume in the normal mode the handlebars can reduce your ability to control the motorcycle Always keep both hands on the handlebars while riding CLOCK ADJUSTMENT Normal Select 2 seconds Normal mode Clock reset mode Reset 0 6 1 seconds Increase the hour of clock Select 8 0 6 1 seconds Increase the minutes of clock Select 8 2 seconds Clock reset mode Normal mode 25 SELECT SWITCH SPEEDOMETER Use this switch to adjust the following In the normal mode Push it for Adjustment m To adjust the light of f f 7 moh speedometer display E E seconds l 100 gt 75 gt 50 gt 25 gt 100 Normal mode 2 seconds gt Clock reset mode In the clock reset mode Push it for Adjustment Increase the minutes of clock f H H seconds FT L km h Clock reset mode 2 seconds gt Normal mode 9 RESET SWI
15. ARNING Performing the spark test improperly can cause a high voltage electrical shock or an explosion Avoid performing this check if you are not familiar with this procedure or if you have a heart condition or wear a pacemaker Keep the spark plug away from the spark plug hole during this test 71 WARNING Do not hold the spark plug close to the open spark plug hole in the cylinder head as gasoline vapor inside the cylinder should be ignited creating a fire hazard Engine Stalling D Check the fuel supply in the fuel tank 2 Check the ignition system for intermittent spark 3 Check the engine idle speed CAUTION When occur any trouble the best way is to consult your Hyosung dealer for repairs WHEN KEEPING FOR LONG PERIOD 1 Supply enough the fuel in the fuel tank 2 Do drain wholly the fuel in the carburetor 3 Remove the battery from the motorcycle CLEANING PROCEDURE A thorough cleaning of your motorcycle is a necessary part of maintenance and will help keep your motorcycle looking and performing its best Proper cleaning can also extend the life of your motorcycle It is important to clean and inspect your motorcycle after every ride if it is used in mud brush grass water salt water or very dusty conditions The build up of mud brush grass etc especially on the engine and exhaust system can reduce engine cooling conceal damage or increase wear of certain
16. E Starter system ELECTRIC STARTER TRANSMISSION COMBE ILS R Cora ADS Clutch Wet multi plate type lt Reduction ratio 3 690 Drive chain 428SO Transmission 1st 2 750 2nd 1 790 3rd 1 350 4th 1 090 oth 0 910 78 CHASSIS 60055 COMAIS Front suspension Telescopic type lt Rear suspension Swing arm type Caster 25 5 lt 90mm 3 54 in 76mm 2 29 in Steering angle 27 right amp left 33 right amp left Front brake Disc ELECTRICAL 095 __ Comer 125 Ignition type CDI type 13 B T D C at 2 000rpm 30 B T D C at 5 000rpm Spark plug Battery 12 12 E Fuse 15A HI 12V H1 55Wx1 HI 12V 60W 1 LO 12V H3 55Wx1 LO 12V H4 55W x 1 License plate lamp 12V 5W X 1 4 Tum signal lamp 12V 10W x4 Brake Tail lamp 12 21 5W x 4 CAPACITIES Comet IE 700 Il e __ Ignition timing Head lamp lt 1 450 ml Replace Engine oil 1 500 Oil filter replace 1 650 Overhaul lt 79 KN Prepared by HYOSUNG MOTORS MACHINERY INC 3rd Ed DEC 2005 Printed in KOREA
17. G 1 Turn the throttle grip away from you to close the throttle completely 2 Apply the front and rear brakes evenly and at the same time 3 Downshift through the gears as road speed decreases 4 Select neutral with the clutch lever squeezed towards the grip disengaged position just before the motorcycle stops Neutral position can be confirmed by observing the neutral indicator lamp s WARNING Inexperienced riders tend to underutilize the front brake This can cause excessive stopping distance and lead to a collision Using only the front or rear brake can cause skidding and loss of control Apply both brakes evenly and at the same time A WARNING Hard braking while turning may cause wheel skid and loss of control Brake before you begin to turn WARNING Hard braking on wet loose rough or other slippery surfaces can cause wheel skid and loss of control Brake lightly and with care on slippery or irregular surfaces 45 A WARNING Following another vehicle too closely can lead to a collision As vehicle speeds increase stopping distance increases progressively Be sure you have a safe stopping distance between you and the vehicle in front of you 5 Park the motorcycle on a firm flat surface where it will not fall over A WARNING A hot muffler can burn you The muffler will be hot enough to burn you for some time after stopping the engine Park the motorcycle wh
18. TCH The speedometer indicates the road Use this switch to adjust the following speed in kilometers or miles per hour e In the normal mode Push it for Adjustment 0 6 1 Odometer gt Trip meter Al seconds Trip meter B Odometer To reset the trip meter to 2seconds zero while the display indicates trip meter A e In the clock reset mode Push it for x Adjustment 99s Increase the hour of clock seconds 26 INSTRUMENT PANEL 250 amp Coma 125 250 D TRIP METER The trip meter is a resettable odometer located in the speedometer assembly It can be used to indicate the distance traveled on short trip or between fuel stops Turning control button 9 to clockwise will return the meter to zero 2 ODOMETER The odometer registers the total distance that the motorcycle has been ridden 3 SPEEDOMETER The speedometer indicates the road speed in kilometers and miles per hour 27 4 FUEL METER It indicates the remaining fuel amount in the fuel tank The F Full mark indicates the fuel tank is full The E Empty mark indicates the fuel tank is empty or nearly so the remaining fuel is 2 12 at the E Empty mark the capacity is 17 0 f Fill the fuel tank before E Empty mark CAUTION The fuel gauge indicates the remaining amount whenever the ignition switch is ON or OFF For checking the remaining amount o
19. Test your brakes after washing motorcycle while riding at slow speed If necessary apply brakes several times to let friction dry out the pads Follow the procedures the INSPECTION BEFORE RIDING section to check your motorcycle for any problems that may have arisen during your last ride LABEL Q COD 6 NOTE ___ means invisable parts 73 A WARNING e BE FULLY AWARE OF THE OWNER S MANUAL BEFORE OPERATING AND RIDING MAKE SURE TO WEAR A HELMET OBSERVE THE RESTRICTED SPEED DO NOT BE TOUCHED ON MUFFLER BECAUSE IT IS HOT DO NOT MAKE ILLEGAL MODIFICATION FOR THE SAFE RIDING TAKE THE INSPECTION AND THE MAINTENANCE ACCORDING TO THE REGULAR CHECKLIST OF THE OWNER S MANUAL e THE CHECKLIST BEFORE RIDING DASHBOARD HORN LAMP OIL BRAKE TIRE AIR PRESSURE DAMAGE ABNORMAL WEAR AND ETC USE THE HYOSUNG GENUINE OIL qj 68319H05350 PL CAUTION e DO NOT LOAD OVER MAXIMUM 1kg IN THE TRUNK e DO NOT PUT SOMETHING AFFECTED EASILY BY THE HEAT BECAUSE THE INSIDE OF TRUNK MAY BE HEATED e DO NOT PUT VALUABLES OR FRAGILES IN THE TRUNK e MAKE SURE THE SEAT WERE LOCKED IN CASE OF RIDING WITH UN LOCKED IT CAN CAUSE AN ABNORMAL RIDING OR DANGEROUS IN AN EMERGENCY e WATER CAN COME INTO THE TRUNK ON WASHING AND ALSO BE CAREFUL WHEN SOMETHING IMPORTANT IS PUT IN THE TRUNK DO NOT LAY CLOTH PIECE IN THE TRUNK UNDER THE SEAT IT CAN BE CAUSE OF UNEXPECTED ACCIDENT
20. This manual should be considered a permanent part of the motorcycle and should remain with the motorcycle when resold or otherwise transferred to a new owner or operator The manual contains important safety information and instructions which should be read carefully before operating the motorcycle ING YA TER ASS TW AS SN d e lt 55 Cora 250 amp L25 FOREWORD THANK YOU for choosing Hyosung motorcycle We at Hyosung have designed tested and produced this motorcycle using the most modern technology available to provide you with much happy enjoyable safe riding Motorcycling is one of the most exhilarating sports and insure your riding enjoyment you should become thoroughly familiar with the information presented in this Owner s Manual before riding the motorcycle The proper care and maintenance that your motorcycle requires are outlined in this manual By following these instructions explicitly you will insure a long trouble free operating life for your motorcycle Your Hyosung dealer has experienced technicians that are trained to provide your machine with the best possible service with the right tools and equipment All information illustrations photographs and specifications contained in this manual are based on the latest product information available at the time of publication Due to improvements or other changes there may be som
21. UTION C UG o 1 lt ANS The drive chain should be inspected every time before riding Excessive chain slack could cause the chain to come off the sprockets and result in accident or serious engine damage 60 A RN 2 After thoroughly washing the chain and WA allowing it to dry oil the links with a Hyosung chain lube or an equivalent CAUTION Some drive chain lubricants contain solvents and additives which could damage the O rings in your chain Be careful not to touch the muffler when itis hot a hot muffler can burn you 9 DRIVE CHAIN CLEANING AND OILING This drive chain has special O rings Clean and oil the chain periodically as follows 1 Clean the chain with kerosene If the chain tends to rust the interval must be shortened Kerosene is a petroleum product and will provide some lubrication as well as cleaning action A WARNING Kerosene can be hazardous Kerosene is flammable Children or pets may be harmed from contact with kerosene Use Hyosung chain lube or an equivalent that is specifically intended for use with O rings chains Keep flames and smoking materials away from kerosene Keep children and pets away from kerosene If swallowed do induce vomiting Call a physician immediately Dispose of used kerosene properly CAUTION Cleaning the chain with gasoline or commercial cleaning solvents can damage O rings and ruin the ch
22. ain Clean the drive chain with kerosene only 61 5 Comet 250 72 amp Comet 125 R utilize front and rear disk brakes Properly operating the brake systems are vital to safe riding Be sure to perform the brake inspection requirements as schedules The brakes should be inspected at periodic inspection by your authorized Hyosung dealer BRAKE FLUID Be sure to check the brake fluid level in the master cylinder If the level was found to be lower than the lower mark while holding the motorcycle upright replenish with the proper brake fluid that meets Hyosung 5 requirements As the brake pads wear the fluid level will drop to compensate for the new position of barke pads Replenishing the master cylinder to considered normal periodic maintenance Front Brake 62 Rear Brake A WARNING Brake fluid may be harmful if swallowed or if it comes in contact with skin or eyes Contact your doctor immediately if brake fluid is swallowed and induce vomiting If brake fluid gets into the eyes or in contact with the skin flush thoroughly with plenty of water CAUTION These motorcycles uses glycol based brake fluid Do not use or mix different types of brake fluid such as silicone based or petroleum based fluid otherwise serious damage will result in the brake system Use only DOT3 or DOT4 Do not spill any brake fluid on painted or plastic surfaces as it will damage the sur
23. ake fluid reservoir 16 250 ZZ IZS 2 Spark pulg Front 2 Tail Brake lamp 3 Front turn signal lamp 62 License plate lamp 04 Head lamp 3 Passenger footrests 5 Ignition coil Front 04 Footrests 06 Ignition coil Rear 2 Gearshift lever 17 Spark pulg Rear 26 Side stand 8 Fuse 4 Engine oil drain plug 09 Seat lock Throttle stop screw 2 Rear turn signal lamp COA DSO ee amp Comme IDS 2 ANA 2 er 69 Muffler 67 Front brake fluid reservoir Rear carrier Front brake lamp switch Gp Rear seat amp Trunk Engine oil filter 32 Front seat Engine oil filler cap 33 Tools Engine oil level lens 34 Battery 42 Rear brake pedal Fuel pump Rear brake lamp switch 86 Air cleaner 44 Rear brake fluid reservoir NOTE means the invisable parts 18 NAMES OF EACH PARTS cozza 250 amp Comme 125 Corner amp 1 Clutch lever 7 Front brake fluid reservoir 2 Left handle switches Right handle switches 3 Choke lever 9 Front brake lever 4 Speedometer Throttle grip 5 Fuel meter 62 Ignition switches 6 Tachometer 2 Fuel tank cap 19 250 amp 3 4 9 ES 69 69 20 63 Spark pulg Front Head lamp Front turn signal lamp Ignition coil Front Throttle stop screw Ignition co
24. and let the engine run until it warms up fully After engine has warmed up turn the throttle stop screw in or out so that the engine may run at 1 400 1 500 RPM CAUTION The engine idle speed should be adjusted with the engine fully warm 57 THROTTLE CABLE ADJUSTMENT CLUTCH CABLE At each maintenance interval adjust the clutch cable play by means of clutch cable adjuster The cable play should be 4mm 0 16in as measured at the clutch lever holder before the clutch begins to disengage 1 Loosen the lock nut 2 Adjust the cable slack by cable adjuster 2 in or out to obtain the correct slack 0 5 1 0mm 0 02 0 04in 3 After adjusting the slack tighten the lock nut A WARNING Inadequate throttle cable play can cause engine speed to rise suddenly when you turn the throttle grip This can lead to loss of rider control Adjust the throttle cable play so that engine idle speed does not rise due to throttle grip movement 1 The clutch lever play 2 The lock nut A CAU TIO N 3 The clutch lever adjuster 4 The rubber boot 5 The cable adjuster 6 The clutch cable adjuster lock nut After completing throttle cable adjustment check that handlebar movement does not raise the engine idle speed and that the throttle grip If you find the play of the clutch incorrect return smoothly and automatically adjust it in the following way 58 9 CLUTCH CABLE
25. attery away from fires When disassemble the battery wire take off terminal first with the ignition switch OFF position When assemble CD terminal first Fasten certainly the battery wires Incorrect installation of the battery will reverse the terminal position resulting in possible electrical system damage due to incorrect battery lead connection Never charge a battery while still in the machine as damage may result to the battery or regulator rectifier 54 AIR CLEANER the air cleaner element has become clogged with dust intake resistance will increase with a resultant decrease in power output and an increase in fuel consumption riding under severe conditions must be cleaned or replaced more frequently than maintenance schedule Check and clean the air cleaner element periodically according to the following procedure CAUTION If the air cleaner element is polluted will occur to starting go out output insuffiency combustion effiency decline and sooty smoke black smoke This appearence is occurred at first to clean the air cleaner element and confirm 1 The air cleaner is located under the fuel tank Remove the fuel tank 2 Remove the four screw 1 3 Pull up the air cleaner element 4 Clean the air cleaner element for the following 1 When the air cleaner element clean with the air gun necessarily blow at the inside
26. e CREE The air cleaner oil drain plug is located piensan ope GE beneath the air cleaner case Colder type CROE EN Do not over torque or cross thread the spark plug or the aluminum threads of the cylinder head will be damaged Do not allow contaminants to enter the engine through the spark plug holes when the plug is removed The standard spark plug for these motorcycles has been carefully selected to meet the vast majority of all operational ranges If the spark plug color indicates that other than a Remove the carbon deposits periodically standard spark plug be used it is from the spark plug with a piece of hard wire best to consult your Hyosung dealer or pin before selecting an alternate plug or heat range The selection of an improper spark plug can lead to severe engine damage 56 CARBURETOR IDLING SPEED Comet 250 z amp amp Comet Z25 Z equipped one set of composed the two carburetors for efficiency increase of the two cylinder The carburetor is factory setting for the best carburetion Do not attempt to alter its setting There are two items of adjustment however under your care engine idle speed and throttle cable play CAUTION Never adjust adjust screw of carburetor If adjust optionally exert a bad influence upon output of the engine as the two carburetor is disharmonious Corn 250 amp Comm 128 Start up the engine
27. e discrepancies in this manual Hyosung reserves the right to make changes at any time Please note that this manual applies to all specifications for all respective destinations and explains all equipments Therefore your model may have different standard features than shown in this manual 69 HYOSUNG MOTORS amp MACHINERY INC COPYRIGHT HYOSUNG MOTORS A MACHINERY BREAK IN INFORMATION FOR YOUR MOTORCYCLE The first 1 600km 1 000miles are the most important in the life of your motorcycle Proper break in operation during this time will help ensure maximum life and performance from your new motorcycle Hyosung parts are manufactured of high quality materials and manufactured parts are finished to close tolerances Proper break in operation allows the machined surfaces to polish each other and mate smoothly Motorcycle reliability and performance depend on special care and restraint exercise during the break in period It is especially important that you avoid operating the engine in a manner which could expose the engine parts to excessive heat Please refer to the BREAK IN section for specific break in recommendations WARNING CAUTION NOTE Please read this manual and follow its instructions carefully To emphasize special information the words WARNING CAUTION and 7 NOTE 1 WARNING The personal safety of the rider may be involved Disregarding this information could
28. e protection and protective clothing gloves leather or heavy CONSUMER INFORMATION SAFE RIDING RECOMMENDATION FOR MOTORCYCLE RIDERS Motorcycle riding is great fun and an exciting sport Motorcycle riding also requires that some extra precautions be taken to ensure the safety of the rider and passenger These precautions are A WARNING Before first use of the Covet 250 R amp Comet 125 R read this owner 5 manual carefully to become familiar with the Covet 250 R amp Comet 125 2 s features and safety and maintenance requirements Review all instructions requirements and warnings with the riders Keep the owner s manual in the owner s manual storage compartment located under the seat Before the rider 5 first use of the Comet 250 72 amp Comet 125 make sure that he she is familiar with the location and operation of all controls and has been instructed in the proper operation of the motorcycle For first use of the coret 250 R 8 Comet 125 R find a level open area for the rider to use to become familiar with the operation of controls and the operating and handling characteristics of the Coret 250 3R amp Comet 125 R cloth pants long sleeved shirt jacket boots Permit use only by two rider This motorcycle is designed for use only by two rider Do not permit anyone to operate the Comet 250 R amp Comet 125 ze under the influence of alcohol o
29. e to the drive chain means that the sprockets may also be damaged Inspect the sprockets for the following Excessively worn teeth Broken or damaged teeth Loose sprocket mounting nuts 20 30mm 0 79 1 18in C If you find any of these problems with your 1 Place the motorcycle on the jack or block sprocket consult your Hyosung dealer 2 Loosen the axle nut 4 3 Adjust the slack in the drive chain by adjuster 3 as the lock nut 2 turning A C AU TIO N toward the left and right 4 For alignment of the sprocket and The two sprockets should be inspected the front sprocket there are reference mark 4 on the same position right and for wear when a new chain is installed and replace them if necessary left After aligning and adjusting the slack in the drive chain to 20 30mm 0 79 1 18 9 DRIVE CHAIN ADJUSTMENT in retighten the axle nut securely and Adjust the drive chain slack to the proper perform a final inspection specification The chain may require more frequent adjustments than periodic A CAUTION maintenance schedule depending upon your riding conditions The drive chain for these motorcycles is Chain adjust in the following way made of the special material 225 The chain should be replaced with a lt A a 520 for Cornet 250 3 and 42850 for Cornet 125 Use of another chain may lead to AT premature chain failure Of Q PE CA
30. ere pedestrians or children are not likely to touch the muffler 6 Push down the key to the OFF position and turn it to the LOCK position after come up again 7 Remove the ignition key BREAK IN The opening explains how important proper break in is to achieve maximum life and performance from your new Hyosung The following guidelines explain proper break in procedures MAXIMUM THROTTLE OPENING RECOMMENDATIONS The table below shows the maximum throttle opening recommendation during the break in period Initial 800km 500miles Less than 1 2 throttle Less than 3 4 throttle Up to 1 600km 1 000miles VARY THE ENGINE SPEED The engine speed should be varied and not held at a constant speed This allows the parts to be loaded with pressure and then unloaded allowing the parts to cool This aids the mating process of the parts It is essential that some stress be placed on the engine components during break in to ensure this mating process Do not though apply excessive load on the engine BREAKING IN THE NEW TIRES New tires need proper break in to assure maximum performance just as the engine does Wear in the tread surface by gradually increasing your cornering lean angles over 46 the first 160km 100miles before attempting maximum performance Avoid hard acceleration hard cornering and hard braking for the first 160km 100miles s WARNING Failure to p
31. erform break in of the tires could cause tire slip and loss of control Use extra care when riding on new tire Perform proper break in of the tire as described in this section and avoid hard acceleration hard cornering and hard braking for the first 160km 100miles ALLOW THE ENGINE OIL TO CIRCULATE BEFORE RIDING Allow sufficient idling time after warm or cold engine start up before applying load or reviving the engine This allows time for the lubricating oil to reach all critical engine components OBSERVE YOUR FIRST AND MOST 1 000km SERVICE The 1 000km 600miles service is the most important service your motorcycle will receive During break in procedures all of the engine components will have worn in and all of the other parts will have seated in All adjustments will be restored all fasteners will be tightened and the dirty engine oil and engine oil filter will be replaced Timely performance of the 1 000km 600miles service will ensure optimum service life and performance from the engine CAUTION Service should may be peformed before 1 000km 600miles on motorcycle that are used under severe conditions CAUTION The 1 000km 600miles service should be performed as outlined in the INSPECTION AND MAINTENANCE section of this Owner s Manual particular attention to the CAUTION and WARNING in that section 47 INSPECTION BEFORE CHECK CHECK FOR RIDING Smo
32. essories may damage the existing electrical system Severe overloads may damage the wiring harness or create a dangerous situation due to the loss of electrical power during the operation of the motorcycle When carrying a load on the motorcycle mount it as low as possible and as close as possible to the machine An improperly mounted load can create a high center of gravity which is very dangerous and makes the motorcycle difficult to handle The size of the load can also affect the aerodynamics and handling of the motorcycle Balance the load between the left and right side of the motorcycle and fasten it securely s WARNING Modification of the motorcycle or removal of original equipment may render the vehicle unsafe or illegal TABLE OF CONTENTS 1 SERIAL NUMBER LOCATION 7 cs 14 2 FUEL AND OIL RECOMMENDATION 15 FUEL ENGINE OIL 3 NAMES OF EACH PARTS Ge 250 amp Coma 5 gt 16 4 NAMES OF EACH PARTS 250 amp 60 25 19 5 CONTROLS z rg ie LIL Uu 22 IGNITION SWITCH IGNITION KEY INSTRUMENT PANEL 625005 A Come 125 ze INSTRUMENT PANEL 6250 amp 125 LEFT HANDLE SWITCH RIGHT HANDLE SWITCH CARBURETOR CHOKE LEVER REAR BRAKE PEDAL GEARSHIFT LEVER FOOTRESTS SIDE STAND SEAT LOCK TRUNK REAR SHOCK ABSORBER 6 SUPPLY OF GASOLINE AND ENGINE OIL gt gt 37 GASOLINE ENGINE OIL 7 RIDING TIPS EO
33. f fuel hold the motorcycle vertically and set the ignition switch ON TACHOMETER The tachometer indicates the engine speed in revolutions per minutes rpm TURN SIGNAL INDICATOR LAMP When the turn signals are being operated either to the right or to the left the indicator will flash at the same time NEUTRAL INDICATOR LAMP The neutral indicator lamp will come on when the transmission is in neutral The lamp will go out when you shift into any gear other than neutral HIGH BEAM INDICATOR LAMP The high beam indicator lamp will come on when the head lamp high beam is turned on LEFT HANDLE SWITCH Cons 250 FZ amp Commer 125 FZ 5 EA CLUTCH LEVER The clutch lever is used for disengaging the drive to the rear wheel when starting the engine or shifting the transmission gear Squeezing the lever disengages the clutch PASS SWITCH Press the PASS switch to operate the head lamp high beam for using when pass CAUTION Do not operate when the dimmer switch D position DIMMER SWITCH Change direction of head lamp light oi D The head lamp high beam come on The high beam indicator lamp also comes on The head lamp low beam come on A WARNING Set the dimmer switch 20 when other vehicle is running in front or against TURN SIGNAL SWITCH Using when left right turn or change directio
34. face severely Never use any brake fluid that has been stored in a used or unsealed container Never reuse brake fluid left over from the last servicing and stored for long period as it absorbs moisture from the air 9 BRAKE PADS Inspect the front brake pads by nothing whether or not the friction pads are worn down to the grooved limit line If a pad is worn to the grooved limit line it must be replaced with a new one by your authorized Hyosung dealer or qualified service mechanic Inspect every day in the following point at the brake system 1 Brake fluid leak of the front and rear brake system 2 Leak or damage of the brake hose 3 Operating of the brake lever and pedal 4 Wear of the front and rear brake pads CAUTION The front and rear brake system be replaced the brake hose or the brake fluid according to periodic inspection chart by your authorized Hyosung dealer for safety as in times of operating at high pressure WARNING Riding with worn brake pads will reduce braking performance and will increase your chance of having accident Inspect brake pad wear before each use Ask your Hyosung dealer or qualified mechanic to replace brake pads if any pad is worn to the limit CAUTION After replaced the front brake pads the brake lever and pedal pull and release several times so that it is setting at the original place Then do not ride the motorcycle untill operating the brake fluid and becom
35. il Rear Spark pulg Rear Fuse Seat lock 62 Rear turn signal lamp 03 Tail Brake lamp 4 License plate lamp 2 Passenger footrests 00 Footrests 1 Gearshift lever Side stand 69 Engine oil drain plug NOTE means the invisable parts 20 Corner 250 amp S N 550 VENA N 27217339 Muffler Front brake lamp switch 3 Rear seat amp Trunk Engine oil filter 82 Front seat Engine oil filler cap 33 Tools Engine oil level lens 34 Battery 42 Rear brake pedal 35 Fuel pump Rear brake lamp switch 36 Air cleaner 44 Rear brake fluid reservoir 87 Front brake fluid reservoir NOTE means the invisable parts 21 CONTROLS IGNITION SWITCH The ignition switch has three positions OFF POSITION All electrical circuits are cut off The engine will not start The key can be removed 9 ON POSITION The ignition circuit is completed and the engine can now be started The key cannot be removed from the ignition switch in this position 9 LOCK POSITION To lock the steering turn the handlebar all the way to the left Push down the key to the OFF position and turn it to the LOCK position after come up again and remove the key All electrical circuits are disconnected 22 IGNITION KEY These motorcycles are equipped with a pair of identical ignition keys Keep the spare key in a safe place
36. ing the brake distance 9 BRAKE DISK INSPECTION Check the brake disk for damage or cracks 9 FRONT BRAKE FLUID SUPPLY 1 Place the motorcycle on a level surface and keep the handlebars straight 2 Clean the brake fluid reservior around not to allow dust to get inside of it 3 Loosen the screw and open the cap 4 Replenish with brake fluid to the upper line CAUTION Do not spill any brake fluid on painted or plastic surfaces as it will damage the surface severely NOTE The recommended brake fluid DOT3 DOT4 5 Fasten the cap REAR BRAKE FLUID SUPPLY 1 Place the motorcycle on a level surface and keep the handlebars straight 2 Clean the brake fluid reservior around not to allow dust to get inside of it 3 Turn the cap to the counter clockwise 4 Replenish with brake fluid to the upper line NOTE The recommended brake fluid DOT3 or DOT4 5 Fasten the cap 64 9 FRONT BRAKE LAMP SWITCH The front brake lamp switch is located beneath the front brake lever Loosen the switch fitting screws and adjust the timing by moving the switch body forward or backward 9 REAL BRAKE LAMP SWITCH The rear brake lamp switch is located at right side of the engine Move the switch up or down to adjust it until the switch operates and turns on the brake lamp after the brake pedal begins to be depressed TIRE Inspect the tire pressure and the tire thread depth periodically
37. ipes are cool enough to touch with bare hands before draining oil 40 CAUTION In case of the engine oil pouring excessively the engine output being made insufficient Be careful not to pour engine oil 9 Operate the engine a few minutes by idling speed Inspect to leak oil at the oil filter cap 10 Confirm the oil level with the oil level lens after waiting about a minute next to stopping the engine The oil level is located between the Lower line L and the Upper line F When below the Lower line refill the oil between the Lower line L and the Upper line EI 41 RIDING TIPS STARTING THE ENGINE Before attempting to start the engine make sure 1 The transmission is in neutral 2 The ignition switch is in the ON position The engine stop switch is in the 7 position 4 Moving the side stand to the fully uppe position 5 Inspect every day once before riding the motor cycle A WARNING The Coret 250 R amp Comet 125 R is equipped with the side stand ignition interlock system 1 If the transmission is in neutral you can start the engine regardless of clutch lever and side stand 2 If the transmission is not in neutral you can only start the engine with pulling in clutch lever and side stand up Make sure that the side stand igintion interlock system is working properly before riding CAUTION Comme 2502 amp
38. ire 9 CRACKS AND CUTS Check if 1 there are visible cracks and cuts 2 there are pebbles stuck FOREIGN MATERIAL TIRE TREAD CONDITION Tire wear indicator mark a etm 1 2 A Tire wear indicator m A Operating the motorcycle with excessively worn tire will decrease riding stability and can lead to loss of control Inspect storage of tire thread 5 depth by the tire wear indicators Replace the front and rear tires at once when appear the tire wear indicator CAUTION The standard tire on Coret 250 R A Comet 125 R are 110 70 17 54H for front and 150 70 17 69H for rear The use of a tire other than standard may cause trouble It is highly recommended to use the standard tire supplied by Hyosung 9 REAR AXLE NUT Inspect the rear axle shaft and jointing nut for loosening TIRE REPLACEMENT FRONT TIRE REPLACEMENT 1 Place the motorcycle on the jack or block 66 2 Loosen the four front axle pinch bolt 1 right and left 3 Loosen the front axle 2 4 Carefully position a jack or block under engine and raise until the front wheel is slightly off the ground CAUTION Improper jacking may cause damage to the oil filter Do not apply the jack head to the oil filter when jacking up the motorcycle 5 Draw out the axle shaft 6 Slide the front wheel forward 7 To reinstall the wheel assemb
39. ly reverse the sequence as described REAR REPLACEMENT 1 Place the motorcycle on the jack or block Zl p _ le LA ep Zon ENT 200 LORS CCS 2 6 2 Loosen the rear axle 7 3 Carefully position a jack or block under engine and raise until the rear wheel is slightly off the ground Requirement electric power of the lamp shown in the following chart When replace the damaged lamp always WARN use the equal capacity The use of a lamp other than rules may cause to excessive at the electric system or to damage the lamp A hot muffler can burn you The muffler will be hot enough to burn yor for some time after stopping the engine Wait until the muffler cools to avoid 290 6 ILS burns CAPACITY 4 Draw out the rear axle shaft 12V H1 59Wx 1 5 Pull the rear wheel assembly rear 12V SOW 1 ward Brake mp 12V 21 5Wx 1 6 replace the wheel reverse the complete sequence listed Turn signal lamp 12V 10W x 4 License plate lamp 12V 5BW X 1 250 amp 125 CAPACITY 12V H4 60Wx 1 12V 55W x 1 Brake lamp 12V 21 5W X 1 Turn signal lamp 12V 10Wx 4 License plate lamp 12V 5W lt 1 67 HEAD LAMP HEAD LAMP 250 A Comma 125 Cora 250 amp Comer 125 Coy SSI ute sugges that you Have 59 51 4 Rem
40. motorcycles at excessive speed increases your chances of losing control of the motorcycle This may result in an accident Always ride within the limits of your skills your motorcycle and the riding conditions WARNING Removing your hands from the handlebars or feet from the footrests during operation can be hazardous If you remove even one hand or foot from the motorcycle you can reduce your ability to control the motorcycle Always keep both hands on the handlebars and both feet on the footrests of your motorcycle during operation s WARNING Sudden side winds which can occur when being passed by large vehicles at tunnel exits or in hilly areas can upset your control Reduce your speed and be alert to side winds 43 Pull the clutch lever in and pause momentarily Engage first gear by depressing the gearshift lever downward Turn the throttle grip toward you and at the same time release the clutch lever gently and smoothly As the clutch engages the motorcycle will start moving forward To shift to the next higher gear accelerate gently then close the throttle and pull the clutch lever in simultaneously Lift the gearshift lever upward to select the next gear and release the clutch lever and open the throttle again Select the gears in this manner until fifth gear is reached A WARNING Downshifting while the motorcycle is leaned over in a corner may cause rear wheel skid and loss of contr
41. n Position Flash the left turn signal lamp Position Flash the right turn signal lamp CAUTION Always use the turn signals when you intend to change lanes or make a turn Always be sure to turn the turn signal switch to the OFF position after completing the turn or lane change gt HORN SWITCH Press the switch to operate the horn RIGHT HANDLE SWITCH Corner gt e amp Commer 125 gt ENGINE STOP SWITCH 9 Position Using when dangerous condition of falling down during drive and others or engine stop suddenly The ignition circuit is off The engine cannot start or run 9 O Position Using when need operation of engine as drive and others The ignition circuit is on and the engine can run s WARNING Do not operate for the engine stop switch is in the 52 position while driving at one s pleasure 2 FRONT BRAKE LEVER The front brake is applied by squeezing the brake lever gently toward the throttle grip Front brake be anxious about motorcycle falling down when braking suddenly as disk brake system The brake lamp will come on when the lever is squeezed WARNING Apply the brake lightly and with great care on slippery surfaces to avoid skidding 3 THROTTLE GRIP Engine speed is controlled by position of the throttle grip Turn it toward you to increase engine speed Turn it away from you to decrea
42. n come off unexpectedly Tighten Torque 2 2 3 5 22 35 N m Footrest mounting bolt GEARSHIFT LINK ROD FOR Comar20R amp 25R s OPTIONAL PARTS When the footrests in position exchange the gearshift link rod for appropriate riding position Position or Install the gearshift link rod 3 Position Install the gearshift link rod 4 SIDE STAND Optional parts The gearshift link rod is optional parts Comet 250 22 A Comet 125 R equipped with the side stand ignition interlock system 1 If the transmission is in neutral you can start the engine regardless of clutch lever and side stand 2 If the transmission is not in neutral you can only start the engine with pulling in clutch lever and side stand up Neutral Clutch Side m SE Possible Possible Impossible aps ba Off or Down 34 A WARNING Make sure that the side stand ignition interlock system is working properly before riding The rear seat lock is located under the left rear seat To remove the rear seat insert the ignition key into the lock and turn it clockwise To reinstall the rear seat slide the seat hook into the seat hook retainer and push down firmly until the seat snaps into the locked position To remove the front seat pull the knob located under
43. n damage the painted surfaces Be careful not to spill any fuel when filling the fuel tank Wipe spilled gasoline up immediately s WARNING When refueling always shut the engine off and turn the ignition key to the OFF position Never refuel near the flames sparks and heat sources Do not overfill the fuel tank Do not fill the fuel tank above the entrance lower end ENGINE OIL ENGINE OIL SPECIFICATION Classification Remarks Eu X If a SAE 10W 40 motor oil is not available select alternative according to the following chart MEN EG 15 1 SEN TOV 10W40 TOV TOWSO E DILE m EE 20 1 3 20 30 40 EEENEEEEM 4 22 4 4 32 50 68 86 14 50 68 96 104 ENGINE OIL Temperature Using a premium quality four stroke motor oil will increase the service life of your motorcycle s WARNING Don t mix the unrecommended oil It could damage the engine When refilling the oil don allow the dust to get inside Mop the oil spilt Don t put the patch on the filler cap It could disturb the oil to be provided and damage the engine NAMES OF EACH PARTS Gomer 250 amp 6090 0225 250 gt amp Comer L25 1 Clutch lever Right handle switches 2 Left handle switches 8 Front brake lever 3 Choke lever 9 Throttle grip 4 Tachometer 9 Ignition switches 5 Speedometer 1 Fuel tank cap 6 Front br
44. nd turn it clockwise With the key inserted lift the cap up with the key To close the fuel tank cap push the cap down firmly with the key in the cap lock s WARNING Do not overfill the fuel tank Stop adding fuel when the fuel level reaches the bottom of the filler neck If you fill the tank beyond this level fuel may overflow when it expands due to engine heat or heating by the sun 37 ENGINE OIL Long engine life depends much on the selection of quality oil and the periodic changing of the oil Daily oil level checks and periodic changes are two of the most important maintenances to be performed ENGINE OIL LEVEL CHECK Follow the procedure below to inspect the engine oil level 1 Start the engine and run it for a few minutes 2 Stop the engine and wait three minutes 3 Hold the motorcycle vertically and inspect the engine oil level through the engine oil level lens on the right side on the engine RNOSUNS CAUTION Fuel and Engine oil use certainly to recommend at the front part CAUTION Never operate the motorcycle if the engine oil level is below the Lower line mark L in the engine oil level lens Never fill the engine oil above the Upper line mark Engine oil level being most suitable about 1mm under the Upper line mark F of the engine oil level lens In case of the engine oil pouring excessively the engine output being made insufficient Be
45. ol Reduce your speed and downshift before entering comer A WARNING Do not operate for the ignition switch is in the OFF or LOCK position or the engine stop switch is in the position while driving at one s pleasure USING THE TRANSMISSION RIDING ON HILLS The transmission is provided to keep the engine operating smoothly in its normal operating speed range The gear ratios have been carefully chosen to meet the characteristics of the engine The rider should always select the most suitable gear for the prevailing conditions A WARNING Downshifting when engine speed is too high can cause the rear wheel to skid and lose traction due to increased engine braking resulting in an accident or force the engine to overrev in the lower gear resulting in engine damage Reduce speed before downshifting CAUTION Revving the engine into the red zone can cause severe engine damage Never allow the engine to rev into the red zone in any gear 44 When climbing steep hills the motorcycle may begin to slow down and show lack of power At this point you should shift to a lower gear so that the engine will again be operating in its normal power range Shift rapidly to prevent the motorcycle from losing momentum When riding down a steep hill the engine may be used for braking by shifting to a lower gear Be careful however not to allow the engine to overrev STOPPING AND PARKIN
46. ome on the position lamp meter lamp tail lamp and license plate lamp when starting engine A WARNING Do not run the engine indoors or where there is little or no ventilation Exhaust gases contain carbon monoxide a potentially lethal gas that is colorless and odorless Never leave the motorcycle running while unattended even for a short time s WARNING While operating the Coret 250 lt amp Comet 125 the rider should keep both feet on the footrests at all times or injuries resulting from accidents Moving the 5 feet from the footrests reduces the rider s ability to control the motorcycle and could lead to an accident A WARNING Keep both hands on the handgrips at all times when riding Removing your hands from the handgrips reduces your ability to control the motorcycle and could result in an accident A WARNING Always open the throttle gradually to prevent front wheel lifting Failure to observe this precaution may result in loss of control and an accident CAUTION WHEN KEEPING FOR LONG PERIOD 1 Supply enough the fuel in the fuel tank 2 Do drain wholly the fuel in the carburetor 3 Remove the battery from the motorcycle CAUTION The trunk could be heated Don t keep anything that doesn t endure heat Don t keep the fragile Check if it is locked The unlocking of rear seat could cause serious accident Don t allow water to ge
47. othness 6 No restriction of movement No play or looseness Before riding the motorcycle be sure to Correct play in the throttle check the follwing item cable Inspect every day once them before riding Throttle eSmooth operation and the motorcycle positive return of the throttle grip to the closed position Correct lever play Clutch Smooth and progressive action Fluid level in the reservoir to be above LOWER line e Correct pedal and lever Brakes play 4 e sponginess No fluid leakage Brake pads not to be worn down to the limit line Suspension Smooth movement Enough fuel for the planned distance of operation Correct tension or slack Adequate lubrication eNo excessive wear or Correct pressure Adequate tread depth Nocracks or cuts Engine oil Correct level and pollution degree of engine oil JT Operation of all lamps and Correct function Correct function stop switch Side stand Ignition interlock switch Proper operation 48 PERIODIC MAINTENANCE The chart indicates the intervals between periodic service in kilometers At the end of each interval be sure to inspect check lubricate and service as instructed your motorcycle is used under high stress conditions such as continuous full throttle operation or is operated in a dusty climate certain services should be performed more often to ensure reliability of
48. ove the three screw 4 right left 425 S head lamp bulb re and bottom and the head lamp placed by your authorized Hyosung dealer i assembly or a qualified service machanic 2 Disconnect the head lamp coupler 3 Remove the dust cover and socket spring 4 After removing the bulb at the socket replace the new bulb 5 To install the head lamp reverse the above sequence CAUTION The use of a lamp other than rules may cause to occur the vehicle fire and to damage electric parts Surely use only the lamp of proper capacity 68 TURN SIGNAL LAMP 1 Remove the lens by removing the screw 2 Push the bulb turn it to the counter clockwise and pull it out 3 After stick in the new bulb assemble the lens CAUTION Overtightening the screws may cause the lens to crack 69 TAIL BRAKE LAMP 1 Remove the rear seat To remove the rear seat insert the ignition key into the lock and turn it clockwise 2 Turn the socket to the counter clockwise and pull it out at the lamp housing 3 Push the bulb turn it to the counter clockwise and pull it out 4 To fit the replacement of bulb push it in and turn it to the clockwise while pushing LICENSE PLATE LAMP FUSE 1 Remove the socket under the rear fender 2 Push the bulb turn it to the counter clockwise and pull it out 3 To fit the replacement of bulb push it in and turn i
49. pect exhaust pipe and muffler joint for loosening 52 Check if there is any noise by bend of front fork while moving the handle upward and downward Inspect whether the steering stem is well assembled while moving front fork up downwards and or foreward backward REAR SHOCK ABSORBER Inspect the rear shock absorber for oil leakage and spring condition 9 INSPECTION OF BATTERY SOLUTION LEVEL MF Maintenance Free battery of airtight type is used for these motorcycles It is not necessary to inspect or supplement battery fluid The battery is located behind the front seat However have your dealer check the charging condition of battery periodically CAUTION Do not remove absolutely airtight cover as airtight type battery Keep after separate at the motorcycle for the minimum of self electric discharge and electric leakage when don t use for a long time Remove the negative terminal when keep intact at the motorcycle 9 CLEAN OF BATTERY TERMINAL Clean the battery terminal when it is dusty or rusted 1 Set the ignition switch OFF position 2 Disassemble the front seat disassemble the positive battery wire after the negative battery wire Remove the battery 3 Clean the terminal If there is white dust clean it with warm water 4 Assemble the battery wires and grease the terminal lightly CAUTION Keep the b
50. r other drugs caused by damage to the motorcycle or altered handling characteristics Observe periodic maintenance requirements your authorized HYOSUNG dealer is trained and equipped to perform this service Drain gasoline from the fuel tank and carburetor prior to transporting the Comet 250 ze amp Comet 125 2 Caution the rider and others near the Comet 250 ze amp Comet 125 ze not to get close to or touch any moving parts or any heated areas such as the engine and exhaust system Do not make any modifications to the Comet 250 R amp Comet 125 ze Modifications may make the motorcycle unsafe or illegal in your state AN WARNING Comet 250 72 amp Comet Z25 Z are started as the battery ignition system Do not permit to start or operate the throttle grip after started without the battery caused by damage to the electrical system Always start or ride these motorcycles with the battery A WARNING The Comet 250 amp Comet 125 2 is equipped with the side stand ignition interlock system 1 If the transmission is in neutral you can start the engine regardless of clutch lever and side stand 2 If the transmission is not in neutral you can only start the engine with pulling in clutch lever and side stand up Make sure that the side stand igintion interlock system is working properly before riding CAUTION DORZ A Commer 225 FZ always c
51. rd 1 190 Ath 0 960 5th 0 840 76 CHASSIS DE ee EE Front suspension type Rear suspension Swing arm type Caster 25 5 Trail 90mm 3 54 in 85mm 3 35 in Steering angle 27 right 8 left 33 right amp left Front tire size 110 70 17 54H 3 Front brake Double disc Disc ELECTRICAL 0 252 Ignition type CDI type 13 B T D C at 2 000rpm 30 B T D C at 6 7 Spark plug CR8E Battery 12V 12Ah MF Fuse HI 12V H1 55W x 1 re H4 60W 1 LO 12V 55WX1 LO 12V 55W x 1 License plate lamp 12V 5W 1 lt Tum signal lamp 12V 10W x4 lt BE CAPACITIES 1 GRO Ignition timing Head lamp 1 450 ml Engine oil 1 500 Oil filter replace 1 800 m Overhaul TT DIMENSIONS AND DRY MASS CORRE 25 R COUA Overall length 2 060mm 81 1 in 2 080mm 81 9 in Overall width 655mm 25 8 in 760mm 29 9 in Overall height 1 125mm 44 3 in 1 120mm 44 1 in Wheelbase 1 435mm 56 5 in 1 445mm 56 9 in Ground clearance 130mm 5 1 in 180mm 7 1 in Mass 180kg 397 Ibs 167kg 368 lbs ENGINE nt DS Type 222 Four stroke air cooled and oil cooled Number of cylinder V 2 cylinder Bore 44 0mm 1 73 in Stroke 41 0mm 1 61 in Piston displacement 124 70 7 6 Corrected Compression ratio 11 374 Carburetor BDS26 TYPE DOUBL
52. rmed by swallowing new or used engine oil or solvent Continuous contact with used engine oil has been found to cause skin cancer in laboratory animals Brief contact with used oil or solvent may irritate skin Insert the filter so that surface of the filter hole turn toward the engine OIL FILTER INSTALLATION Keep new and used oil and solvent away from children and pets Wear a long sleeve shirt and waterproof gloves Wash with soaf if oil or solvent contact your skin INSERTION DIRECTION LUSTER Ll MATERIAL 6 Before replacing the engine oil filter cover be sure to check that the engine HYOSUNG OUTSIDE oil filter spring 4 and the ring 5 installed correctly Use new O ring each time the engine oil filter element is replaced 7 Replace the oil filter cover and tighten A C AU TION the nuts securely but do not over tighten them When install the oil filter necessarily 8 Replace the drain plug and tighten it j HYOSUNG _ character and securely Pour fresh oil through the filler 16510H05240 part s NO install toward hole Approximately 1 500m of oil will be the outside otherwise can damage the required engine CAUTION A WARNING Approximately 1 450m of oil must be required when changing oil only without Engine oil and exhaust pipes can be hot replacing the oil filter enough to burn you Wait until the oil drain plug and exhaust p
53. se the engine speed WARNING Avoid turning the throttle grip during brakes LIGHT SWITCH For Comat SOR 8 4 position The head lamp come on 6 position The head lamp go off CAUTION Cons Zen es amp Comme IDS always come on the position lamp meter lamp tail lamp and license plate lamp when starting the engine LIGHT SWITCH For 42250 8 125 5 7 position The head lamp come on position The position lamp meter lamp tail lamp and license plate lamp come on But the head lamp not come on position All lamps go off STARTER SWITCH Use this switch to operate the starting motor With the ignition switch in the ON position the engine stop switch in the O position and the transmission is in neutral pull in the clutch lever and side stand up and push the starter switch to start the engine CAUTION Do not engage the starting motor for more than five seconds at a time as it may overheat the wiring harness and starting motor If the engine does not start after several attempts check the fuel supply and igintion system Refer for Page 71 30 A WARNING The Coret 250 amp Comet 125 z is equipped with the side stand ignition interlock system 1 If the transmission is in neutral you can start the engine regardless of clutch lever and side stand 2 If
54. t inside the trunk or it could damage Don t keep the valuables in the trunk when leaving unattended Loading limit of trunk 1kg 2 21165 s WARNING Do not operate for the ignition switch is in the OFF or LOCK position or the engine stop switch is in the 2 position while driving at 5 pleasure WEAR HELMET A WARNING Motorcycle safety equipment starts with a quality safety helmet One of the most serious injuries that can happen is a head injury ALWAYS wear a properly approved helmet You should also wear a suitable eye protection RIDING APPAREL A WARNING Loose fancy clothing be uncomfortable and unsafe in terms of riding your motorcycle Choose good quality motorcycle riding apparel in terms of riding your motorcycle INSPECTION BEFORE RIDING A WARNING Review thoroughly the instructions in the INSPECTION BEFORE RIDING section of this manual Do not forget to perform an entire safety inspection to ensure the safety of the rider and its passenger FAMILIARIZE YOURSELF WITH THE MOTORCYCLE s WARNING Your riding skill and mechanical knowledge form the foundation for safe riding practices We suggest that you practice riding your motorcycle in a non traffic situation until you are thoroughly familiar with your machine and its controls Remember practice makes perfect KNOW YOUR LIMITS s WARNING Ride within
55. t to the clockwise while pushing The fuse box is located behind the rear seat If the engine suddenly stops while running or any electrical system fails to operate then the fuse must be checked In case a fuse blows there is a 15A spare fuse CAUTION Never use other than specified 15A fuse Installing a fuse of incorrect rating may seriously damage the electrical system You should consult your Hyosung dealer or a qualified service mechanic immediately 70 WHEN THE ENGINE REFUSES TO START 9 TROUBLE SHOOTING If the engine refuses to start perform the following inspections to determine the cause Fuel Supply Check 1 Is there enough fuel in the fuel tank 2 Make sure there is enough fuel reaching the carburetor from the fuel pump Ignition System Check 1 Remove a spark plug and reattach to the spark lead 2 While holding the spark plug firmly against the crankcase of the engine push the starter switch with the ignition switch in the ON position the engine stop switch in the position the transmission in neutral the side stand up and the clutch disengaged If the ignition system is operating properly a blue spark should jump a cross the spark plug gap 3 If there is no spark clean the spark plug Replace it if necessary Retry the above procedure with the cleaned spark plug or new one 4 If there is still no spark consult your Hyosung dealer for repairs s W
56. the boundaries of your own skill at all times Knowing these limits and staying within them will help you to avoid accidents 9 BE EXTRA SAFETY CONSCIOUS ON BAD WEATHER DAYS A WARNING Riding on bad weather days especially wet ones requires extra caution Braking distances double on a rainy day Stay off of the painted surface marks manhole covers and greasy appearing areas as they can be especially slippery Use extreme caution at railway crossings and on metal gratings and bridges Whenever you have a doubt about road condition slow down ACCESSORY INSTALLATION AND PRECAUTION SAFETY TIPS There are a great variety of accessories available to Hyosung owners Hyosung can not have direct control over the quality or suitability of accessories you may wish to purchase except genuine parts The addition of unsuitable accessories can lead to unsafe operating conditions It is not possible for Hyosung to test each accessory on the market or combinations of all available accessories however your dealer can assist you in selecting quality accessories and installing them correctly Use extreme caution when selecting and installing the accessories for your Hyosung We have developed some general guidelines which will aid you when deciding whether and how to equip your motorcycle 1 In case that additional weight or aerodynamic affecting accessories are installed they should be mounted as low as possible as close
57. the machine as explained in the maintenance section Your Hyosung dealer can provide you with further guide lines Steering components suspensions and require very special and careful servicing For maximum safety we suggest that you have these items inspected and serviced by your authorized Hyosung dealer or a qualified service mechanic 49 LUBRICATION POINTS Proper lubrication is important for smooth and long life of each working part of your motorcycle and also for safe riding It is a good practice to lubricate the motorcycle after a long rough ride or after it gets wet in the rain or after washing it Major lubrication points are indicated as follows s WARNING Improper maintenance or failure to perform recommended maintenance increases the chance of an accident or motorcycle damage CAUTION Using poor quality replacement parts can cause your motorcycle to wear more quickly and may shorten its useful life Use only genuine Hyosung replacement parts or their equivalent 1 Clutch lever holder 2 Drive chain 3 Side stand pivot and spring hook 4 Speedometer gear box 50 5 lt XS RS Uf H y xX A27 QIP Brake lever holder 6 Throttle cable 7 Brake pedal pivot Motoroil Grease ENGINE 1 000 4 000 8 000 Exhaust pipe bolts and muffer mounting bolts Tighten
58. the rear seat 35 TRUNK REAR SHOCK ABSORBER A small and light article such as maintenance manual or Owner s manual can be placed under the rear seat CAUTION The trunk could be heated Don t keep anything that doesn t endure heat Don t keep the fragile Check if it is locked The unlocking of rear seat could cause serious accident Don t allow water to get inside the trunk or it could damage Don t keep the valuables in the trunk when leaving unattended NEN Comet 250 amp Coret 125 lt delive red from the factory with its adjuster set on position 2 Adjustment of rear suspension is practicable position 2 to position 1 A WARNING Don t adjust or rid the rear shock absorber over position 3 SUPPLY OF GASOLINE AND A WARNING ENGINE OIL Gasoline is extremely flammable and toxic Always observe the following precautions when refueling your GASOLINE L Comet 250 72 amp Comet 125 72 Never permit motorcycle refueling by anyone other than an adult Refuel in a well ventilated area Make sure the engine is off and avoid spilling fuel on a hot engine Do not smoke and make sure there are no open flames or sparks in the area Avoid prolonged contact with skin and breathing of gasoline vapors Keep children and pets away during refueling To open the fuel tank cap insert the ignition key into the lock a
59. the transmission is not in neutral you can only start the engine with pulling in clutch lever and side stand up Make sure that the side stand igintion interlock system is working properly before riding CARBURETOR CHOKE LEVER REAR BRAKE PEDAL 250 FZ 4 Corne IDS Depressing the rear brake pedal will apply the rear brake The brake lamp will be illuminated when the rear brake is operated K Se EE BES SBA A WARNING Apply the brake lightly and with great care on slippery surfaces to avoid skidding The carburetor is equipped with a choke system to provide easy starting when the engine is cold When starting the cold engine turn the choke lever all the way toward you The choke works best when the throttle is in the closed position When the engine is warm you do not need to use the choke system for starting CAUTION If you keep running in condition of full choke lever causes fuel excess exhaustion high speed not to run it may damage spark plug 31 GEARSHIFT LEVER Comet 250 72 amp Comet 125 has a 5 speed transmission which operates as shown To shift properly pull the clutch lever and close the throttle at the same time you operate the gearshift lever Whenever a gear is selected the gearshift lever will return to its normal position ready to select the next gear
60. ty or nearly so When the remaining fuel is approximately 3 41 the red lamp of mark comes on only Fill the fuel tank before the red lamp of E Empty mark came on only The fuel tank capacity is 17 02 CAUTION When the red lamp of E mark comes on only you should add fuel to the fuel tank at the first opportunity to avoid running out of fuel CAUTION For checking the fuel meter hold the motorcycle vertically and the ignition switch ON 24 ODOMETER TRIP METER The display in it has three functions odometer and two trip meters The display changes odometer or trip meter as indicated before turning the ignition switch off ODO TRIP 888888 The odometer registers the total distance that the motorcycle has been ridden The two trip meters are resettable odometer They can register two kinds of distance at the same time For instance trip meter can register the trip distance and trip meter can register the distance between fuel stops To change the display push the switch 9 in the normal mode for 0 6 1 seconds while the display indicates the odometer trip meter or trip meter you want to change CLOCK 888888 Odometer me 08 Trip meter A The clock indicates 12 hour mode Follow the procedure below to adjust the me 988888 Trip meter B 1 Push the switch in the normal mode for 2 seconds
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