GAS GAS TXT RACING 125CC 2020, Owner'S Manual

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Page 2: ...in part is prohibited without the wri en permission of the copyright holder The company has the right without prior no ce to change the technical content of the products The models in the images may a...

Page 3: ...he air lter 20 Removing the fuel tank 21 Filling the radiator 22 Removing and checking the spark plug 23 Removing the lter box 24 Removing the carbure or 24 Removing the reed block 26 Clutch discs and...

Page 4: ...r skill at the handlebars of the motorcycle proper prepara on and the appro priate checks vital for it to be highly reliable you can enjoy trials riding at it most comfortable and ful lling Thank you...

Page 5: ...ghest quality stand ards Consequently GG hereby warrants to the nal purchaser hereina er the purchaser in accordance with the condi ons set forth below the repair of any defects in materials or workma...

Page 6: ...ed out a er the established date b Inspec on maintenance work or repair has been carried out by third par es not recognised or authorised by GG c Any maintenance or repair that has been carried out on...

Page 7: ...discre on whether to repair or replace defec ve parts The owner of the spare parts if any will be GG without any other considera on The GG authorised dealer who has been entrusted with the repair of d...

Page 8: ...linder size 124 8 cc Bore and stroke 54 x 54 5 mm 250cc engine Cylinder size 247 7 cc Bore and stroke 72 5 x 60 mm 280cc engine Cylinder size 272 2 cc Bore and stroke 76 x 60 mm 300cc engine Cylinder...

Page 9: ...opic fork 39mm Rear Progressive system with adjustable monoshock Suspension stroke Front 167mm Rear 164mm Front fork oil OJ 01 SAE 5 Front fork oil level le 130mm air chamber right 75mm air chamber BR...

Page 10: ...spension outer tube 15 Cylinder 4 Front suspension bar 16 Carbure or 5 Rear view mirrors 17 Chain tensioner 6 Fuel breather hose 18 Chain guide 7 Spark plug 19 Chain 8 Filter box 20 Rear sprocket cove...

Page 11: ...t protec on 37 Kick starter 26 Frame 38 Water pump 27 Intermediate exhaust 39 Exhaust pipe elbow 28 Radiator 40 Catadioptric 29 Front indicators 41 Front wheel axle 30 Headlight 31 Horn 32 Front tyre...

Page 12: ...uspension regula on 47 Igni on cover 59 Front brake pump 48 Fuel tank 60 Thro le mechanism cover 49 Fuel tank cap 61 Front brake lever 50 Le hand grip 62 Thro le grip 51 Light controls 63 Right foot p...

Page 13: ...ry If is damaged Brake discs Every race First 5 hours If is damaged Every 2 race Clutch discs If is damaged Clutch Every race If is damaged Engine protector plate In a fall Exhaust Every race 500 hour...

Page 14: ...he frame number under which the vehicle is registered Manufacturer s nameplate B The motorcycle has a manufacturer s nameplate including the serial number marked on the front and informa on that must...

Page 15: ...p one of which in the main switch which rotates to various posi ons The indicator control is located at the bo om of the le hand grip By moving the switch to the right or le the right hand or le hand...

Page 16: ...it could become damaged and break the locking system Fuel tank capacity 2 3 litres Use unleaded petrol with an octane ra ng equal to or greater than that shown in the table Petrol is extremely ammabl...

Page 17: ...l and oil The fuel tank cap is quick ac ng To open the cap li the tab and give it a turn an clockwise To close it place the cap with the words GAS GAS in the upper posi on and turn the tab clockwise I...

Page 18: ...ards reserve downwards the ow is open and backwards closed Engine idling speed A and mixture inlet B are adjusted using the screws marked in the photograph This is how the kick start lever should look...

Page 19: ...play To replace oil pour it through cap A To check the oil level place the motorcycle perpendicular to the ground If the bike has been used wait a few minutes Check the oil level using the level indic...

Page 20: ...tch located on the tail fairing of the motorcycle as shown in the photograph To clean it use water and detergent dry it and lubricate it with special lter oil Make sure that it is correctly ed once cl...

Page 21: ...n free access to the air lter Before performing any opera on on the engine or on any other interior part of the motorcycle remove the fuel tank located at the top of the frame To do so rstly ensure th...

Page 22: ...be removed by simply li ing the front part and extract ing it from the inside of the frame C To ll the radiator use special coolant for light alloy engines To avoid burns do not remove the radiator c...

Page 23: ...t remove the cap from the current and unscrew the spark plug using a suitable spanner Blow the spark plug with pres surised air to remove traces of dirt and prevent debris from entering the engine com...

Page 24: ...rear wiring is visible Fig 1 4 Disconnect the connector Fig 2 5 Completely remove the lter box The carbure or will be le exposed and can be removed from the engine assem bly by loosening the reed bloc...

Page 25: ...It is important to check the fuel level inside the carbure or The height of the oat should be 15mm It is necessary to carry out a thorough cleaning of the carbure or For this use compressed air Removi...

Page 26: ...ess door to the inside of the cylinder take special care to keep it in good condi on and regularly check its proper es Take care to cover the cylinder inlet with a clean cloth to prevent foreign objec...

Page 27: ...era ons any traces of air can be removed with a bleeder A The circle indicates where the engine oil is lled up A er many hours of use check for possible wear to the clutch discs The mini mum measureme...

Page 28: ...behavior of your vehicle The following table shows how the behavior of the motorcycle according to the pre selec on that is selected To adapt the di erent preloads in the op mal way Go to your nearest...

Page 29: ...y 5 turns Measurement without spring and with compressed hydraulic rod Air chamber level A B The front suspension is adjusted manually A Right hydraulic extension B Le spring preloading In the lower p...

Page 30: ...pring and preloading table Preloading is the di erence in length in mm between a spring when it is tensioned and when it is at rest The rebound or extension is adjusted with the screw Its standard pos...

Page 31: ...regularly remove and check the condi on of the swinging arm bearings and supports Regularly clean check and grease the joint adjustments of the lower part of the rear suspension With special oil greas...

Page 32: ...Owner s Manual 32 Joint lubrication 2 The gear lever joint 3 Also the rear brake pedal bearings 4 Grease the xings and springs of the footrests...

Page 33: ...the engine start lever joint 6 The drive chain needs to be cleaned and greased regularly due to its constant fric on and exposure to all types of elements 7 Grease the handlebars with a thin coat of o...

Page 34: ...oint lubrication 8 Grease and clean the thro le control frequently especially a er washing the motorcycle with pressurised water equipment 9 Li the upper cover of the thro le control to access the cam...

Page 35: ...ear wheel the sha has easily adjustable eccentrics The coupling of the chain needs to be placed opposite the direc on of travel Check the condi on of the tyres to achieve op mum adhesion Fig 1 Bad con...

Page 36: ...re 4 00 x 18 TRIAL tubeless Regularly check tyre pressure Front wheel pressure 1 2 bar normal 0 420 bar only compe on Rear wheel pressure 1 2 bar normal 0 300 bar only compe on The level of the front...

Page 37: ...all mes To eliminate traces of air from the brake circuit the calipers are equipped with bleeders Regularly check the level of the liquid Top up if necessary To check the level of the tank place the m...

Page 38: ...ror the MIL light stays on permanently It will turn o if it is started 3 consecu ve mes exceeding 2 000 rpm if no error is detected It can be connected to the OBD system using a diagnos cs machine com...

Page 39: ...connector When the scan tool is connected it turns on and the start screen appears connec ng to the ISO 15765 4 CAN protocol that our OBD system has If the OBD system detects an historical error the M...

Page 40: ...d key light And at the same me the MIL turns o on the switch On the scan tool the following informa on can be viewed Current RPM maximums Time in seconds that the engine is running Minutes running wit...

Page 41: ...Owner s Manual 41 Approved electrical system...

Page 42: ...Owner s Manual 42 Ignition electrical system...

Page 43: ...el axle 40 50 Rear brake caliper xing 27 32 Front brake caliper xing 27 32 Exhaust elbow xing 27 32 Engine xing 18 25 Rear brake pump xing 7 10 PART NAME N m ENGINE Spark plug 11 Igni on xing 7 8 Clut...

Page 44: ...lace the motorcycle in such a way that the two wheels do not touch the ground if this is not possible put cardboard underneath the wheels Cover the motorcycle to protect it from dust and dirt To put i...

Page 45: ...ct sunlight when the motorcycle is not being used Avoid contact with petrol degreasers or other chemical cleaners as they could damage the device Remember to always pay a en on to the road when you ar...

Page 46: ...ir lter duct Fill fuel tank 3 Engine overheats Insu cient coolant in circuit Radiator dirty or par ally clogged Add coolant and check water ghtness of cooling system Clean radiator ns or replace it 4...

Page 47: ...not engage Clutch does not detach Bent or seized shi fork Seized gear in transmission Damaged gear shi lever Broken or loose selector posi on spring Broken selector reverse mechanism spring Broken sh...

Page 48: ...specialized workshop Adjust rear shock absorber 16 Motorcycle makes abnormal noises Badly adjusted chain Worn chain Worn rear sprocket teeth Insu cient lubrica on of chain Misaligned rear wheel Insu c...

Page 49: ...ring Go to a specialized workshop Change steering sha Go to a specialized workshop Change front fork Align wheels 19 Brakes do not work properly Worn disc Loss of brake uid Impaired brake uid Broken p...

Page 50: ...aces to ensure that the plas c stays shiny and the s ckers that decorate the motorcycle are not removed SAFE OPERATION OF YOUR MOTORCYCLE Safe riding of a motorcycle does not only depend on the machin...

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