CONTENTS DESCRIPTION PAGE INTRODUCTION NOTES FOR EASY CONSULTATION SPECIFICATIONS MAIN COMPONENTS IDENTIFICATION DATA: CHASSIS N° / ENGINE N° ANTI-TAMPERING PLATE TIRES PRESSURE FUEL TANK FRONT LUGGAGE COMPARTMENT REAR-VIEW MIRROR HELMET COMPARTMENT LUGGAGE HOOK INSTRUMENT BOARD HANDLEBAR CONTROLS RIGHT HAND CONTROL (FIG. 17) LEFT HAND CONTROL (FIG.
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DESCRIPTION PAGE DISMANTLING THE BRAKE PAD SET FRONT FORK DISMANTLING THE FORK REPLACING CAPS AND STEERING CONES DISMANTLING THE FORK OIL LEVEL CHECK MAIN IGNITION SWITCH REAR WHEEL AND SHOCK ABSORBER DISMANTLING THE REAR WHEEL DISMANTLING THE BRAKE SHOES DISMANTLING THE SHOCK ABSORBER CHECKING THE BRAKE HUB CHECKING BRAKE SHOES CHECKING THE SHOCK ABSORBER...
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DESCRIPTION PAGE REPLACING CENTRIFUGAL ROLLERS DISMANTLING THE CLUTCH ASSY ASSEMBLING THE CLUTCH ASSY DISMANTLING THE CARBURETTOR DISMANTLING THE STARTER DISMANTLING THE VALVE DISMANTLING THE FLOAT, NEEDLE AND JET REMOVE THE IDLE SCREW AND IDLING ADJUSTING SCREW CYCLE TIGHTENING TORQUES ENGINE TIGHTENING TORQUE TIGHTENING TORQUE (GENERIC TABLE) FRAME DIMENSION CHECKS ELECTRICAL PART LOCATION...
INTRODUCTION NOTES FOR EASY CONSULTATION - MALBO Line makes on-going efforts to perfect all its For a quick and easy interpretation, symbols have been vehicles as well as the manuals supplied with them. used to highlight situations requiring extra attention, practical advice or just information.
SPECIFICATIONS Ignition Electronic. MALBO Line reserves the right to modify the specifica- tions at any time without prior notice. Brakes Front brake: disk type, Ø 155 mm transmission and hydraulic calipers. Rear brake: drum Ø 110 mm mechanical transmission. Chassis High resistance tubular steel frame.
TIRES PRESSURE Type: Tubeless (without inner tube) The pressure of tires must be adjusted while the tire is at ambient temperature. Pressure differing from that indicated can lead to higher fuel consumption, irregular wear of 3.50-10 42J 3.50-10 42J Fig. 07 the tire, impaired vehicle performance and rid- ing conditions.
FUEL TANK FRONT LUGGAGE COMPARTMENT To gain access to the fuel tank, proceed as follows: This is located at the centre of the lower fairing (A- Fig. 11). It can be used for storage small and light ob- - Place the vehicle on the centre stand. jects.
HELMET COMPARTMENT INSTRUMENT BOARD - This is located under the seat. The helmet compart- 1 - Analogue instruments, Speedometer This indicates the current speed in kmh or mph. ment can contain a Jet helmet. Some types of helmet 2 - Odometer may not fit into the compartment.
HANDLEBAR CONTROLS LEFT HAND CONTROL (FIG. 18) 1) Rear brake lever RIGHT HAND CONTROL (FIG. 17) Horn button. 1) Throttle grip 2) Front brake lever Turn indicator switch. 3) Engine stop: 4) Button for turning off indicator lights right = Position - Engine stop 5) Light switch: left = Position - Engine starting high beam...
Due to their simplicity, checks featuring an asterisk CAN also be carried out by technicians not author- ised by MALBO Line or MALAGUTI, but under their direct responsibility. TRANSMISSION OIL Checking level/topping up every 5,000 km/3,120...
ENGINE OIL Topping up Before topping up, check the oil level and in no case Check oil level EVERY 500 KM (310 MILES) allow the level to rise above the MAX notch. As far as four-stroke engines are concerned, engine oil is Never allow the level to rise above the MAX used to lubricate distribution components, base bearings mark! Excessive internal pressure can impair...
LUBRICANT TABLE NOTE - The vehicle’s life depends also on the care devoted to lubricating it. SPARK PLUG Replace every 5,000 km (3,120 mi) finger tight. Then, using the special spark plug The spark plug is an essential component: wrench, wrench it to the recommended torque wrench setting: 17.5 Nm / 1.75 kgm.
CHECKING THE PADS AND DISC OF THE FRONT BRAKE (CONDITION AND WEAR) 1 - We recommend you to check the front pads and disc every 2,500 km (1,560 mi). 2 - The minimum thickness of the brake lining shall not be less than 2 mm (Fig.
Battery (12V - 5Ar) The battery compartment is located in the front section of the vehicle. Fitting battery (operation performed before delivery) To fit battery, proceed as follows: - Take a previously charged battery. - Remove the rubber mat. - Loosen the four screws (V-Fig. 32) and remove the bat- tery cover (C-Fig.
DISMANTLING THE FRONT HANDLEBAR COVER - Remove the RIGHT and LEFT mirrors (1) Fig. 02 - Remove the front handlebar cover (2). Fig. 03 - Disconnect the connector (3). Fig. 04 REPLACING THE HEAD LIGHT BULB - Disconnect the connector (1) and replace the light bulb (2).
DISMANTLING THE REAR HANDLEBAR COVER - Remove the rear handlebar cover (1). - Remove the speedometer cable (2). Fig. 06 DISMANTLING THE FRONT SHIELD - Remove the front shield (3). Fig. 07 03/10...
DISMANTLING THE SIDE COVERS - Remove the central fairing (1). Fig. 08 - Remove the right and left side covers (2). Fig. 09 DISMANTLING THE TAIL LIGHT ASSY - Unscrew the tail glass screws. Fig. 10 03/10...
- Release the tail cover glass by slighting pushing your thumbs on the illustrated points. NOTE - Be careful not to push too hard on the point (1); the glass could break. Fig. 11 - Tail light bulb (2). - Turn indicator light bulbs (3). Fig.
- Remove the rear handle (2). Fig. 14 DISMANTLING THE HELMET COMPARTMENT - Open the seat. - Unscrew the illustrated screws and nuts. - Remove the helmet compartment (1). Fig. 15 DISMANTLING THE FAIRING - Remove the mat set (1). Fig.
DISMANTLING THE FOOT BOARD - Remove the battery (see specific chapter). - Remove the foot board (1). Fig. 22 DISMANTLING THE LOWER SHIELD AND INNER SHIELD - Remove the ignition barrel cover (1). - Remove the bag handle hook (2). Fig.
REPLACING THE PARK LIGHT AND TURN INDICATORS BULBS - Pack light bulb (1). - Turn indicator light bulb (2). Fig. 25 DISMANTLING THE FRONT MUDGUARD - Release the two front mudguard halves (wheel side and shield side). - Remove the wheel as indicated in the specific chapter. Fig.
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- Remove the rear part (2) and front part (3). Fig. 28 03/10...
FRONT WHEEL Fig. 29 Item Item Front rim Brake disc Front tyre (Tubeless) Bolt M8x24 Spacer Spacer front brake Bearing 6002 (ø15x32x9) Nut M12 Bearing 6003 (ø17x35x10) Front wheel spindle Oil seal Speedo drive 03/10...
DISMANTLING THE FRONT WHEEL Check perfect vehicle stability, positioned on the main stand. - Disconnect the speedometer cable (2). - Unscrew the nut (1). Cs - N * m Fig. 30 DISMANTLING THE FRONT BRAKE CALLIPER - Unscrew the front brake calliper screws (3). - Lift the vehicle using the lift and remove the wheel.
FRONT RIM CHECK (WHEEL REMOVED) Check front rim oscillation (Radial and Axial) and make sure it does not exceed the service limit. If oscillation was caused by the bearing, the rim may be reused after replac- ing the bearing. Otherwise, replace with a new rim. Oscillation limit = 2.0 mm Fig.
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When reassembling: - Mount the springs (5) as indicated. - Mount the pad set (6) facing them in the indicated direc- tions (flat side (7) facing towards the cover). When reassembling the pad set, fully push the piston into its housing. After reassembling, pull the brake lever several times to position the pad set in contact with the brake disk.
DISMANTLING THE FORK - Remove the handlebar cover. - Unscrew screw (1) and screw (2). - Remove the front wheel. - Remove the front mudguard. - Remove the calliper. - Remove the front shield - Slide the handlebar off the fork tube. Fig.
Install the following new parts: - Fork cone (7). - Steering caps (8). Fig. 41 DISMANTLING THE FORK - Lubricate the caps - Install 26 ball cages (9) for the upper cap and 29 ball cages (10) for the lower cap (ø 5/32). - Insert the fork in the steering shaft.
DISMANTLING THE REAR WHEEL - Remove the exhaust. - Unscrew the nut (D). - Remove the rear wheel. Cs - N * m Fig. 46 DISMANTLING THE BRAKE SHOES - Remove the rear wheel. - Unscrew the screw (V). - Remove the brake shoes (1) being careful not to dam- age the springs (M).
CHECKING THE BRAKE HUB Check the INTERNAL DIAMETER of the brake hub and re- place the rim if the INTERNAL DIAMETER exceeds wear limits. Wear limit: 120.7 mm Fig. 49 CHECKING BRAKE SHOES Make sure brake shoes are not worn or damaged and re- place the complete brake shoe set if necessary.
DISMANTLING THE MAIN STAND Secure the vehicle so that it does not fall when the main stand is removed. - Remove the split pin (1). Fig. 52 - Remove the spring (2). - Slide out the pin (3) and remove the main stand. Fig.
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- Remove the right and left side covers (2). Fig. 55 - Disconnect the carburettor starter connector (A) and stator connector (B). Fig. 56 - Release the throttle cable (3), the fuel hose (4) and de- pression hose (5). - Unscrew the filter box clamp (6). Fig.
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- Disconnect the positive and negative starter motor ca- bles (7). Fig. 58 - Remove the rear brake cable adjustment nut (8). Fig. 59 - Remove the filter case (9). Fig. 60 - Unscrew the rear shock absorber screw (10). Fig.
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- Slide off the spark plug cap (11). - Remove the main stand (see specific chapter). Fig. 62 - Unscrew the nut (12), slide off the engine pin and re- move the engine from the frame. Fig. 63 - Unscrew the screws (13). Cs - N * m Fig.
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- Unscrew the nut (15) and remove the rear wheel. Fig. 66 03/10...
CHECKING THE END COMPRESSION PRESSURE - With the engine cold, remove the spark plug cap - Remove the spark plug. - Fit a compression testing pressure gauge in the spark plug seat with a spark plug fitting and tighten it. - Run the engine using the starter motor and with the carburettor fully open, until the reading on the pressure gauge is stable.
ENGINE DISMANTLING - Place the engine on a suitable support. Fig. 01 - Unscrew the engine oil tank cap (1). - Unscrew the cap (2) and drain oil. Note: the filtering net (3) must be cleaned and the gasket replaced at each oil change. Cs - N * m Fig.
DISMANTLING THE PRIMARY PULLEY ASSY - Unscrew the nut (1) and remove the washer (2). - Remove the kick starter plate (3). - Remove the fan (4). - Remove the primary fixed half pulley (5). Cs - N * m Fig.
DISMANTLING THE STARTER MOTOR - Remove the 2 fixing screws (1). - Remove the starter motor (2) after disconnecting the positive wire. Cs - N * m Check starter motor O-Ring conditions. Fig. 07 DISMANTLING THE ETC INTAKE MANIFOLD - Unscrew the 2 intake manifold fixing nuts. - Remove the intake manifold.
- Unscrew the 2 air conveyor fixing screws (4) on the clutch side. - Remove the air conveyors. - Remove the gasket (5). Fig. 10 DISMANTLING THE VALVE COVER - Unscrew the 4 fixing screws (1). - Unscrew the 2 secondary air hose screws (2). - Remove the valve cover with its gasket.
DISMANTLING THE ROTOR - Unscrew the fan fixing screws (V - Remove the fan. Cs - N * m Fig. 13 - Lock the rotor with the specific tool. - Unscrew the nut (D). Cs - N * m Warning: using an unsuitable tool may deterio- rate the magneto flywheel coils.
DISMANTLING THE STATOR AND PICK-UP - Unscrew the 2 pick-up fixing screws (1) and two stator fixing screws (2). - Remove the stator and pick-up. Cs - N * m Cs - N * m Fig. 16 DISMANTLING THE CHAIN TENSIONER - Unscrew the screw, O-Ring and chain tensioner spring (1).
DISMANTLING THE HEAD - Remove the spark plug. - Manually rotate the engine shaft in the operating direc- tion to correctly align the rocker arm with the cam (A). Fig. 19 - Loosen the 2 screws (1). - Gradually loosen the four head nuts (2) in crossed order. - Remove the 4 nuts, washers and 2 screws.
DISMANTLING THE ROCKER ARMS - Remove the 2 rocker arm pins (1). - Remove the intake (2) and exhaust (3) rocker arms. Fig. 23 DISMANTLING VALVES AND VALVE STEM SEALS - Compress the valve spring using the specific tool. - Remove the 2 valve stem halves (1). - Decompress the spring and remove the tool.
When one valve is removed, always replace the relevant valve stem seals. - Using a specific tool, install a new valve stem seal. Fig. 26 - Reassemble valves, springs (7) and 2 valve stem halves (6) in the upper valve cup. When reassembled, thoroughly grease the rocker arm shafts, cams and contact points between the rocker arm and valve to avoid jamming when the...
DISMANTLING THE PISTON - Remove one of the seals (1). - Remove the piston pin. - Remove the piston (2). Fig. 30 DISMANTLING THE OIL SUMP - Unscrew the 4 screws (1) (85 mm). - Unscrew the 4 screws (2) (100mm). No tool is required to remove the oil sump.
DISMANTLING THE RIGHT CRANK CASE - Remove the two O-Rings (1). - Remove the oil pump pin (2). - Remove the fixing screw (3). - Remove the right crankcase (4). - Remove the 2 pins. - Remove the gasket. Cs - N * m Fig.
- Eccentricity values read at the end of the crank shaft must not exceed 0.10 mm. - 35 mm transmission side (A). - 27 mm flywheel side (B). Fig. 39 DISMANTLING THE TRANSMISSION COVER - Drain oil through the drain cap (1). - Fill and check oil level through the cap (2).
- Remove the spacer (1) and idle gear assy (2). Fig. 43 - Remove the drive shaft assy (3). - Remove the wheel axle (4). - Remove the primary drive shaft (5). Fig. 44 ASSEMBLY CRANKCASE ASSEMBLY The oil seals must be replaced each time the crankcase is dismantled.
- Mount the 2 pins (1). - Assemble the gasket (2). Fig. 46 - Assemble the right crankcase with the left crankcase. - Tighten the screw (3). - Mount the oil pump pin (4) and 2 O-Rings (5). Fig. 47 - Assemble the oil pump.
- Assemble the right crankcase (2). - Tighten the 4 screws (3) (85 mm). - Tighten the 4 screws (4) (100mm). - Make sure the crank shaft freely rotates in the crank- case. Cs - N * m Fig. 50 ASSEMBLING THE STATOR AND PICK-UP - Position the stator as indicated.
ASSEMBLING THE PISTON RINGS - Position the spring (1) (no assembly direction). - Position the 2 piston rings (2) next to the spring, offset- ting the two openings (no assembly direction). - Position the piston ring (3) with reference "A" facing up. - Position the upper piston ring (4) with reference "A"...
ASSEMBLING THE CYLINDER - Install a new base gasket and 2 pins on the crankcase. - Position piston ring opening as follows. - A. Upper seal piston ring opening - B. Lower seal piston ring opening - C. Upper piston ring opening. - D.
TIMING - Position the rotor on the crank shaft, making sure it cor- rectly fits on the key. - Turn the magneto flywheel (1) to position the "T" refer- ence in front of the crankcase stud (2) (clockwise). - Position the cam shaft pinion references as on the refer- ence (3).
- Position the chain tensioner and 2 fixing screws (8). - Position the spring (9). - Position the screw (10) and gasket (11) (checking gas- ket conditions, replacing it if necessary). Cs - N * m Cs - N * m Fig.
VARIOUS INTERVENTIONS DISMANTLING THE STARTING SYSTEM - Unscrew the 8 clutch cover screws. - Remove the gear cover. - Remove the gasket. - Remove the 2 pins. Cs - N * m Replace the gasket each time the cover is disman- tled.
REPLACING CENTRIFUGAL ROLLERS - Unscrew the 8 cover screws. - Remove the gear cover. - Remove the gasket. - Remove the 2 pins. Replace the gasket each time the cover is disman- tled. - Unscrew the nut (1) and remove the washer (2). - Remove the kick starter plate (3) and fan (4).
- Remove the clutch assy (2), the spring holder cup (3), spring (4) and pulley side cup. - Slide out the guide pins (6). - Separate the secondary fixed pulley (7) and secondary mobile pulley (8). Fig. 72 ASSEMBLING THE CLUTCH ASSY - After ensuring that the 2 oils seals (1-Fig.
Check the conditions of the needle and its hous- ing (A). Check chamber O-Ring conditions. Fig. 81 REMOVE THE IDLE SCREW AND IDLING ADJUST- ING SCREW - Turn the idle screw (1) clockwise, counting the number of turns until stop. This operation allows it to be replaced in the same regulation position when reassembled.
SWITCH CHECKS Engine stop button Start White/ Red/ Yel- Position Yellow/ Black Black Position low/ Green - Off - On Push Light switch Horn White/ Position Blue White Black Blue Light Position Black green High beam Low beam Push Passing Front/rear brake switch Indicator switch Green/...
CHECK FUEL LEVEL SENSOR - Remove the helmet case. - Disconnect the fuel level sensor connector. - Remove the sensor (1) from the tank. Fig. 99 - Measure sensor resistance as per the table. Float position Resistance "F" position 6-10 Ω "E"...
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