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GAS GAS thank you for the trust you have placed in us.

By choosing a new GAS GAS TXT Boy you have become part of the great GAS GAS family and,

as a user of the number one manufacturer of off-road motorbikes, you deserve to receive the best

treatment we can offer you both in our post-sales relations and in the explanations we offer in this

manual.

Our TXT Boy is designed for high-level trial competitions. In fact, it is the result of many years of

competition and experience in this highly demanding discipline and of the many excellent results

obtained by the great riders who have supplied the basic data to enable us to develop this excellent

motorbike, a GAS GAS that has one key advantage: its remarkably light weight.

Congratulations, because your choice has been, without doubt, the correct one. With your riding

skills, appropriate preparation and the relevant essential checks to maintain its highly reliable

performance, you will be able to enjoy your trial riding to the utmost.

Thank you for your trust in us, and welcome to GAS GAS motorbikes.

GAS GAS MOTOS, S.A.

Summary of Contents for TXT BOY - 2009

Page 1: ...TXT BOY TXT BOY ENGLISH USER MANUAL USER MANUAL...

Page 2: ......

Page 3: ...of many years of competition and experience in this highly demanding discipline and of the many excellent results obtained by the great riders who have supplied the basic data to enable us to develop...

Page 4: ...amaging your motorbike Should these warnings not be heeded the guarantee may be automatically invalidated Miscellaneous These are the instructions necessary to ensure good use of the control and adjus...

Page 5: ...l 14 Clutch system Checking 15 Clutch system Bleeding 15 Coolant system Checking topping up 16 Carburettor Adjusting throttle cable 17 Adjusting idle speed 17 Spark plugs Inspecting 18 Air Filter Clea...

Page 6: ...40 500 cc Electrode separation 0 6 mm Forks suspension oil SAE 5 Summer SAE 2 5 Winter Fork suspension oil quantity 200 cm3 Shock absorber spring length 96 mm Front wheel pressure Standard 0 400 bar C...

Page 7: ...ommended oil is not available use semi synthetic oil Do not mix different oil types Mixture ratio oil 1 5 of petrol volume 50 parts petrol to every 0 75 part oil Note we recommend first preparing the...

Page 8: ...show the position of tap A for each case 8 C A Gear shift The motorcycle has a two speed gearbox which may be selected manually when the motorcycle is stationary by moving the lever A in a horizontal...

Page 9: ...heck that the gear lever is in neutral see instructions in the section Gear lever page 10 Open the fuel tap Note If the engine is cold move choke A upwards as shown by the arrow until it clicks into p...

Page 10: ...he motorcycle Release the throttle lever Use the front A and rear B brakes Warning Depending on circumstances and ground surface it may be better to use the front or rear brakes independently C A B A...

Page 11: ...gine at a moderate turnover speed never go to maximum turnover Constantly change the speed by opening and closing the throttle alternately C Transmission oil Checking the level If the motorcycle has b...

Page 12: ...n C Transmission oil Changing Start the engine and keep it running until it warms up then stop the engine Drain off the used oil To do so remove the drain plug A located on the lower part of the engin...

Page 13: ...the transparent window Warning Use the recommended oil See Quick Guide to Maintenance page 8 C Clutch system Bleeding If the system has been dismounted for repair or if faults are detected in the clu...

Page 14: ...s before opening the radiator cap Risk of burns Turn cap A in an anti clockwise direction until it is loosened Wait a few seconds then push the cap downwards finish the turn in the same direction and...

Page 15: ...cable Turning the threaded terminal B to the right increases the play of the cable and turning it to the left reduces the play C 7 Carburettor Adjusting the idle speed The carburettor has an idle adju...

Page 16: ...hould therefore be cleaned regularly To reach the air filter proceed as follows Undo the bolts shown by the arrows and remove the rear seat unit Using a screwdriver or similar remove the elastic band...

Page 17: ...e upper half of the transparent window A If not top up with a recommended brake fluid C 7 Rear brake fluid Checking The level is correct if it falls within the min and max marks on the tank If the lev...

Page 18: ...sing bolt B Warning Maintain the clutch lever with the play shown otherwise the performance and useful life of the clutch may be adversely affected C 3 mm max 7 Front brake lever Adjusting The front b...

Page 19: ...rks of both eccentrics are in the same position on both sides C Chain slack Checking Adjust chain tension with the eccentrics so that the slack in the tensed zone is 1 5 cm C Master link Checking The...

Page 20: ...ard 0 420 bar competition Rear tyre pressure 0 350 bar standard 0 300 bar competition C Brake pads Checking The brake pads both front and rear should be checked for wear periodically in order to enabl...

Page 21: ...in the brake system the air in the hydraulic circuit can be removed the bleeders A Once the air has been removed from the system replace the rubber cap on the bleeder to prevent dirt from entering th...

Page 22: ...24 Lubrication Clean and lubricate frequently with oil The joints of the clutch and front brake levers C 7 Lubrication Clean and lubricate frequently with oil The joint and spring of the foot pegs C 3...

Page 23: ...33 32 25 Lubrication Clean and lubricate frequently with oil The joint of the kick start pedal C Lubrication Clean and lubricate frequently with oil The secondary chain C 7 7...

Page 24: ...7 Lubrication Clean and lubricate frequently with oil The throttle lever especially after washing the motorcycle with high pressure hoses C 7 Identification The serial number of the motorcycle is eng...

Page 25: ...e apparent within the period established in the Law decree 23 2003 on the 10th of July covering Warranties on Consumer Goods Sold from the time of delivery and in accordance with the Directive 1999 44...

Page 26: ...icle has been altered or modified in any way or fitted with components other than those expressly authorised by GG as accepted components of the vehicle f the vehicle has been stored or transported in...

Page 27: ...he defect by an expert from GG Any additional obligations arising out of guarantees on parts replaced free of charge or any other service rendered free of charge are excluded from the effects of this...

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