Ducati 748 Owner's Manual
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Ducati 748 Owner's Manual

Ducati 748 Owner's Manual

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DUCATI998/748
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  • Page 1 Owner’s manual DUCATI998/748...
  • Page 3 Ducati motorcycle for long whatsoever for any mistakes incurred in drawing up this journeys as well as short daily trips. Ducati Motor Holding manual. The information contained herein is valid at the s.p.a wishes you smooth and enjoyable riding.

  • Page 4: Table Of Contents

    Location 20 Tank filler plug 21 Seat catch and helmet hook 22 Side stand 24 Steering damper 25 Front fork adjusters 748/748S/998 25 Shock absorber adjusters (748/748S) 27 General Shock absorber adjusters (998) 29 Warranty 6 Changing motorcycle track alignement 30...
  • Page 5 Storing the bike away 60 Important notes 60 Technical data Overall dimensions 61 Weights 61 Top-ups 62 Engine (748/748S) 63 Timing system (748/748S) 63 Engine (998) 64 Timing system (998) 64 Performance data 65 Spark plugs 65 Brakes 65 Transmission 66...

  • Page 6: General

    Ducati Motor Holding S.p.A. advises you to read this manual carefully so as to become familiar with your motorcycle. In case of any doubts, please call a Ducati Dealer or Authorized Workshop. The information contained herein will prove useful on your trips - and Ducati Motor Holding S.p.A.

  • Page 7: Useful Information For Safe Riding

    Useful information for safe riding lane in good time using the suitable turn indicators. Be sure you are clearly visible and do not ride within the Warning blind spot of vehicles ahead. Read this section before riding your motorcycle. Be very careful when tackling road junctions, or when riding in the areas near exits from private grounds, car Accidents are frequently due to inexperience.

  • Page 8: Carrying The Max Load Allowed

    Carrying the maximum load allowed Your motorcycle is designed for long-distance riding, carrying the maximum load allowed in full safety. Even weight distribution is critical to preserving safety features and avoiding trouble when performing sudden manoeuvres or riding on bumpy roads. Information about carrying capacity The total weight of the motorcycle in running order including rider, pillion passenger, luggage and additional...

  • Page 9: Identification Data

    Identification data All Ducati motorcycles have two identification numbers, for frame (fig. 1) and engine (fig. 2). Frame number Engine number Note These numbers identify the motorcycle model and are required when ordering spare parts. fig. 1 fig. 2...

  • Page 10: Controls

    CONTROLS Warning This section details the position and function of all the controls you need to drive your motorcycle. Be sure to read this information carefully before you use the controls. Position of motorcycle controls (fig. 3) 1) Instrument panel. 2) Key-operated ignition switch and steering lock.

  • Page 11: Instrument Panel

    Instrument panel (fig. 4) 7) High beam light (blue). 1) Speedometer (km/h or mph). Comes on when right high beam is on. Gives road speed. 8) Water temperature indicator a) Odometer (km or miles). Indicates engine coolant temperature. Gives total distance covered. b) Trip meter (km or miles).

  • Page 12: Keys

    Keys (fig. 5) Your Ducati was delivered with two universal keys for ignition, steering lock, seat catch and fuel filler plug. Note The keys have a small plate (1) attached that reports their identification number. Note Separate the two keys and keep the identification plate (1) in a safe place.

  • Page 13: Ignition Switch And Steering Lock

    Ignition switch and steering lock (fig. 6) It is located in front of the fuel tank and has four positions: A) ON: lights and engine enabled; B) OFF: lights and engine disabled; C) LOCK: steering locked; D) P: parking light and steering lock. Note To move the key to the last two positions, press it down before turning it.

  • Page 14: Left Switch

    Left switch 748/748S 1) Switch, light switch, 3 positions: Down = light off; Centre = front and rear parking light, number plate light and panel lights on; = headlamp, front and rear parking light, number plate light and panel lights on.

  • Page 15: Clutch Lever

    Clutch lever (fig. 9) Lever (1) disengages the clutch. It features a dial adjuster (2) for lever distance from the twistgrip on handlebar. To set lever distance from twistgrip, push lever (1) fully forward and turn the dial adjuster (2) to one of its four positions.

  • Page 16: Cold Start Button 748/748S

    Cold start button (748/748S) (fig. 10) 748/748S This device is on throttle control. Push the button (1) to enable control. In this way, the throttle control (2) will lightly turn, thus increasing the engine rotation speed. Use this device to start the engine from cold (page 34).

  • Page 17: Right Switch

    Right switch (fig. 12) Front brake lever (fig. 12) 1) Switch for ENGINE STOP, two positions: Pull in the lever (4) towards the twistgrip to operate the position (RUN) = run. front brake. The system is hydraulically operated and you position (OFF) = stop.

  • Page 18: Rear Brake Pedal

    Rear brake pedal (fig. 13) Push down on the pedal (1) with your foot to operate the rear brake. The system is hydraulically operated. fig. 13 Gear change pedal (fig. 14) The gear change pedal is at rest when in the central position N, is moved up and down to change gears and then returns to the central position.

  • Page 19: Setting The Gear Change And Rear Brake Pedals

    Setting the gear change and rear brake pedals (fig. 15 and 16) The gear change and rear brake pedals can be adjusted to suit the preferred riding position of each rider. To set the gear change pedal, lock linkage (1) and loosen the check nuts (2) and (3).

  • Page 20: Main Components And Devices

    MAIN COMPONENTS AND DEVICES Location (fig. 17) 1) Tank filler plug. 2) Seat catch. 3) Side stand. 4) Hook for helmet fastening cable. 5) Steering damper. 6) Rear view mirrors. 7) Front fork adjusters. 8) Rear shock absorber adjusters. 9) Motorcycle track alignment linkage. fig.

  • Page 21: Tank Filler Plug

    Tank filler plug (fig. 18) Opening Lift the protection lid (1) and fit the ignition key into the lock. Turn the key clockwise 1/4 turn to unlock. OPEN Lift the plug. Closing Refit the plug with the key in it and push it down into its seat.

  • Page 22: Seat Catch And Helmet Hook

    Seat catch and helmet hook Opening (fig. 19 and fig. 20) Fit the ignition key into the lock (1) and turn the key clockwise. Pull gently the tail guard (2) outwards and lift it until it rests onto the fuel tank. On the rear end of the compartment underneath the seat, there is the helmet fastening cable.
  • Page 23 Closing (fig. 21) Pull gently the tail guard outwards and lower it to its horizontal position. Press on the passenger pillion to allow the clips (3) – integral with the fairing - to catch the pins (4) – integral with the frame, until you hear the catch click.

  • Page 24: Side Stand

    Side stand (fig. 22) Note Check for proper operation of the stand mechanism Important (two springs, one into the other) and the safety sensor (2) Before lowering the side stand, make sure that the at regular intervals. bearing surface is hard and flat. Note Do not park on soft or pebbled ground or on asphalt melt It is possible to start the engine with side stand...

  • Page 25: Steering Damper

    Steering damper (fig. 23) Front fork adjusters 748/748S/998 The steering damper is before the tank and is secured to The front fork has rebound and compression damping the frame and the steering head. adjusters. It gives improved steering accuracy and stability, thus...
  • Page 26 STANDARD factory setting is as follows: compression: 12 clicks; rebound: 11 clicks. Max. setting range for softest damping adjustment is 14 clicks (both for rebound and compression). To change the preload of the spring inside each fork leg, turn the hex. adjusting nut (2) with a 22-mm hexagon wrench.

  • Page 27: Shock Absorber Adjusters 748/748S

    Shock absorber adjusters 748/748S (fig. 26 748S and 27) The shock absorber has outer adjusters that enable you to adjust your motorcycle to the load. The adjuster (1) located on the left side, on the connection holding the shock absorber to the swingarm, controls rebound damping.
  • Page 28 Warning Use a specific pin wrench only to turn the preload adjusting nut. Be careful when turning the nut to avoid hurting your hand hitting motorcycle parts. The pin may slip out of the nut recess while carrying out such operation.

  • Page 29: Shock Absorber Adjusters (998)

    Shock absorber adjusters 998 (fig. 28) Warning The shock absorber has outer adjusters that enable you Use a specific pin wrench only to turn the preload to adjust your motorcycle to the load. adjusting nut. Be careful when turning the nut to avoid The adjuster (1) located on the left side, on the hurting your hand hitting motorcycle parts.

  • Page 30: Changing Motorcycle Track Alignement

    Changing motorcycle track alignment (fig. 30) Motorcycle track alignment is the result of tests carried out under different riding conditions by our technical staff. Modifying factory setting is a very delicate operation, which may lead to serious damages if carried out by unskilled people.

  • Page 31: Directions For Use

    During the first 1000 km, keep an eye on the revolution Warranty Card should be observed carefully. meter. The indicator must not exceed: Failure to comply with these rules will release Ducati 6500-7000 rpm (748/748S); Motor Holding S.p.A. from any liability whatsoever for 5500-6000 rpm (998).
  • Page 32 After 2500 km 748/748S After running-in, never exceed the following values during the motorcycle standard use: 11500 rpm (748/748S); 10000 rpm (998). Strict observance of running-in recommendations will ensure longer engine life and reduce the likelihood of overhauls and tune-ups.

  • Page 33: Pre-Ride Checks

    Warning as follows: In case of malfunctioning, do not start the Fuel level in the tank motorcycle and call a DUCATI Dealer or Authorized Check fuel level in the tank. Workshop. Fill tank if needed (page 38). Engine oil level Check oil level in the sump through the sight glass.

  • Page 34: Starting The Engine

    (page 11). Warning The side stand must be fully up (horizontal position) as its safety sensor prevents engine start when down. 2) 748/748S Press the button (1, fig. 34) on the throttle control. fig. 34...
  • Page 35 If needed, allow 10 seconds before attempting to restart the engine. 4) 748/748S Turn the twistgrip (2, fig. 34) clockwise (slow down), the button (1) will automatically disable. 4) 998 Move the fast idle lever (1) to its vertical position (A) (fig.

  • Page 36: Moving Off

    High ambient temperature (over 35 °C/95 °F): Moving off 748/748S Follow the same procedure for “Regular 1) Disengage the clutch squeezing the control lever. ambient temperature”, however, do not use the button 2) Push down on gear change lever sharply with the tip (1, fig.

  • Page 37: Braking

    Stopping the motorcycle Braking If you let go of the throttle twistgrip, the motorcycle will Slow down in time, shift down to engine-brake first and slow down gradually and smoothly. Then, shift down then brake applying both brakes. Pull the clutch lever releasing the clutch, and finally change from first to before stopping the motorcycle, to avoid sudden engine neutral.

  • Page 38: Parking

    Parking Refueling (fig. 37) Stop and park the motorcycle on the side stand (see Never overfill the tank when refueling. Fuel should never page 24). be touching the rim of filler recess. To avoid theft, turn the handlebar fully left and block it by turning the ignition key to the LOCK position.

  • Page 39: Tool Kit And Accessories

    1)14-mm box wrench. 2)10/8/6/5/4-mm Allen wrench. 3) Rear eccentric wrench. 4) Front wheel shaft wrench. fig. 38 5) Extension for rear eccentric wrench. 6) Box wrench for spark plugs. 7) Tommy bar. 8) Double-bit screwdriver. 9) Torx-type wrench. DUCATI fig. 39...

  • Page 40: Main Maintenance Operations

    Plexiglas headlamp fairing. Some fastening screws are of the self-tapping type; do not overtighten, otherwise threading might damage thus avoiding further use. Important On the 748, the body panels are held in place by special screws instead of quarter-turn fasteners. fig. 40...
  • Page 41 Headlamp fairing (fig. 42) Undo the middle fastening screw (1, fig. 41) of the wing mirrors and remove them from the headlamp fairing supports. Undo the two fastening screws (2) of the headlight support and disconnect the four connectors (3) joining the two body panels together.

  • Page 42: Cleaning And Changing Air Filters

    Cleaning and changing air filters (fig. 44) Note To make the procedure clearer, complete air box is shown in the exploded view (fig. 44). Remove parts indicated in the following description only. The air box is accessible after removing the body panels and the headlamp fairing (see pages 40 and 41).
  • Page 43 Remove the filter (2, fig. 44) from its seat on the inner cover (3). Clean the filter cartridge with compressed air or fit a new one, if needed. (998) Important A dirty filter will reduce air intake, increase fuel consumption, reduce engine power, and foul the spark plugs.

  • Page 44: Checking The Coolant Level

    Checking the coolant level (fig. 45) Check the coolant level in the expansion reservoir, on the LH side of the motorcycle. The coolant level must be between the MAX and MIN marks. Top up if the level is too low. Remove the l.h.

  • Page 45: Checking Brake And Clutch Fluid Level

    If you find exceeding play on brake lever or pedal and each reservoir (fig. 47). If level drops below the limit, air brake pads are still in good condition, contact a Ducati might get into the circuit and affect the operation of the Dealer or Authorized Workshop to have the system system involved.

  • Page 46: Checking Brake Pads For Wear

    Work the controls to make sure the cable slides smoothly inside the sheath: if you feel any friction or hard spots, Important have the cable replaced by a Ducati Dealer or Authorized Have the brake pads replaced at a Ducati Dealer or Workshop.

  • Page 47: Throttle Cable Adjustment

    Throttle cable adjustment Charging the battery (fig. 50 and 51) The throttle twistgrip must have a free play of 1.5-2 mm Before charging the battery, it is best to remove it from the motorcycle. measured at the edge of the twistgrip, at all positions of Remove the r.h.
  • Page 48 Important 748/748S Make sure the charger is off when you connect the – battery to it, or you might get sparks at the battery terminals that could ignite the gases inside the cells. Always connect the red positive terminal (+) first.

  • Page 49: Adjusting Headstock Angle

    Adjusting headstock angle (fig. 52) Loosen the two screws (1) on the frame r.h. side to adjust the headstock angle. Fully unscrew the screw (2) and turn the steering tube end (3) by 180° with a pin wrench. Check that the hole on the eccentric is centred with the through hole in the steering tube.

  • Page 50: Chain Tension Inspection

    25 mm from the swingarm. dirt out of and lubricant inside the sliding parts. The seals If this is not the case, contact a Ducati Dealer or might be irreparably damaged if the chain is cleaned Authorized Workshop for proper chain tensioning.

  • Page 51: Replacing Bulbs

    Replacing bulbs Before replacing a burnt-out bulb, make sure that the new one complies with voltage and wattage as specified on page 69, “Electric System”, for that lighting device. Always check for new bulb proper operation before refitting removed parts. Headlamp To gain access to headlamp bulbs proceed as follows: Disassembly:...
  • Page 52 Note Be careful to hold the new bulb at the base only. Never touch the transparent body with your fingers or it will blacken resulting in reduced bulb brilliancy. Reassembly: insert the locating pegs of the bulb base into their seats to obtain correct alignment.
  • Page 53 Turn indicators (fig. 59) Remove the screw (1) and detach the glass (2) from the body. The bulb is of the bayonet-type: press and rotate anti- clockwise to remove; fit the spare bulb by pressing and turning clockwise until it clicks. Refit the glass sliding the small tab (A) into the suitable slot in the indicator body and tighten the screw (1).

  • Page 54: Beam Setting

    Number plate light (fig. 61) Beam setting (fig. 62) To expose the number plate light bulb, withdraw the When checking the beam setting, put the motorcycle lamp holder from the number plate holder, then extract upright. Tyres should be inflated at the correct pressure the bulb and replace it.

  • Page 55: Rear View Mirror Adjustment

    Rear view mirror adjustment (fig. 63) Using a cross-section screwdriver, undo the screw (2), manually adjust the mirror and tighten the screws. Tubeless tyres Tyre pressure Front: 2.1 bar - 2.3 Kg/sq cm 10 m Rear: 2.2 bar - 2.4 Kg/sq cm fig.
  • Page 56 After replacing a tyre, the wheel must be balanced. Important Do not remove or shift the wheel balancing weights. Note If tyres need replacing, contact a Ducati Dealer or Authorized Workshop to make sure wheels are removed and refitted correctly. fig. 64...

  • Page 57: Checking Engine Oil Level

    Undo the filler plug (2) and top up to correct level. Refit the plug. Important Engine oil and oil filters must be changed by a Ducati Dealer or Authorized Workshop at regular intervals, as specified in the routine maintenance chart fig. 65 (see Warranty Card).

  • Page 58: Cleaning And Replacing The Spark Plugs

    If color has altered or you find any dark deposits, change the spark plug and report this to a Ducati Dealer or Authorized Workshop. Check wear on the central electrode. If it looks worn out or has a vitreous appearance, change the spark plug.

  • Page 59: Cleaning The Motorcycle

    Cleaning the motorcycle Never grease or lubricate the brake discs. Loss of braking To preserve the finish of metal parts and paintwork, wash and further accidents may occur. Clean the discs with an and clean your motorcycle at regular intervals, anyway oil-free solvent.

  • Page 60: Storing The Bike Away

    Carry out any required inspection and replace any parts tank; using Ducati original spare parts complying with local law. pour a few drops of engine oil into the cylinders through the spark plug seats, then crank the engine by hand a few times so a protective film of oil will spread on cylinder inner walls;...

  • Page 61: Technical Data

    TECHNICAL DATA Weights Dry weight: 196 Kg (748/748S); 198 Kg (998). Carrying full load: 375 Kg. Warning Failure to observe weight limits could result in poor Overall dimensions (mm) (fig. 67) handling and impair the performance of your motorcycle, and you may lose control of the motorcycle.

  • Page 62: Top-Ups

    Fuel tank, including a reserve Gasoline 95-98 RON of 4 cu dm (liters) Oil sump and oil filter SHELL - Advance Ultra 4 3.4 (748/748S) 3.7 (998) Front/Rear brake and clutch circuits Special fluid for hydraulic systems SHELL - Advance Brake DOT 4...

  • Page 63: Engine (748/748S)

    71.3 kW - (97HP) at 11000 rpm Max torque at crankshaft (95/1/EC): 7.5 kgm at 9000 rpm Max. rotation speed: 11500 rpm 748/748S Important Do not exceed specified rotation speed limits under any running condition. Timing system Desmodromic (type) with four valves per cylinder, operated by eight rocker arms (4 opening rockers and 4 closing rockers) and two overhead camshafts.

  • Page 64: Timing System (998)

    Engine Desmodromic timing system (fig. 69) Twin cylinder, four-stroke, 90° “L” type, longitudinal. 1) Opening (or upper) rocker. Bore mm: 2) Opening rocker shim. 3) Closing (or lower) rocker shim. Stroke mm: 4) Return spring for lower rocker. 63.5 5) Closing (or lower) rocker. Total displacement cu.cm.: 6) Camshaft.

  • Page 65: Performance Data

    30/34-4 pistons. a correct running-in period with the motorcycle properly Friction material: serviced at the recommended intervals. FERIT I/D 450 FF (748/748S); TOSHIBA TT 2172 (998) Max. speed (rider alone): Master cylinder type: 245 Km/h (748/748S); 270 Km/h (998). PSC 16.

  • Page 66: Transmission

    However, if you wish to tune up your motorcycle for 31/62 (748/748S); 32/59 (998). competitive trials, you may refer to Ducati Motor Holding 6-speed gearbox with constant mesh gears, gear change S.p.A. who will be glad to provide information about the pedal on left side of motorcycle.

  • Page 67: Frame

    For improved performance on track the headstock angle 3.50x17" can be changed (see page 49) on 748S and 998 models, but it cannot be changed on 748 models. Rear wheel Dimensions: STANDARD steering setting for road riding is as follows: 5.50x17"...

  • Page 68: Suspensions

    Front 748/748S model Hydraulic upside-down fork provided with outer adjuster Available in: for rebound, compression, and preload (for inner springs Ducati anniversary red 473.101 (PPG); of fork legs). Ducati yellow 473.201 (PPG); Stanchion diameter: Titanium grey (748S) *0017 (PPG). 43 mm...

  • Page 69: Electric System

    Electric system Fuses Basic electric items are: The main fuse box (fig. 70) is located on the frame right front headlamp consisting of the following: side. To expose the fuses, take off the box protective 12V-55W low beam unit, poly-ellipsoidal with capacitor; cover.
  • Page 70 fig. 70 fig. 72 IN GOOD CONDITION BLOWN fig. 71 fig. 73...
  • Page 71 30) Timing/engine rpm pick-up Legend of the wiring diagram of electric 31) Water temperature sensor system/injection 32) Injection/ignition unit 1) Right switch 33) Injection relay fuses 2) Key-operated switch 34) Regulator fuse 3) Ignition relay 35) Regulator 4) Fuse box 36) Generator 5) Turn indicator flasher 37) Safety relay...
  • Page 72 Wire color coding Legend of fuse box (4) P Pink G Green Pos. Description Rat. W White O Orange Main switch 30 A Y Yellow B Blue Cooling electric fan 7.5 A Bn Brown R Red Left switch V Violet Gr Grey High beam 15 A...
  • Page 73 Legend of the wiring diagram of electric 30) Side stand light switch system/injection 31) Injection/ignition unit 1) Right switch 32) LH electric fan 2) Key-operated switch 33) Neutral light switch 3) Ignition relay 34) Oil pressure switch 4) Fuse box 35) Rear stop light switch 5) Flasher 36) Front stop light switch...
  • Page 74 Wire color coding Legend of fuse box (4) P Pink G Green Pos. Description Rat. W White O Orange Main switch 30 A Y Yellow B Blue 2-10 Fuel pump, injectors, coils 20 A Bn Brown R Red 3-11 Key sense 7.5 A V Violet Gr Grey...
  • Page 75 Warranty Administration (NHTSA) in addition to notifying Ducati claims should be directed to: Ducati North America, Inc., North America. If NHTSA receives similar complaints, it 237 West Parkway, Pompton Plains, New Jersey, 07444- may open an investigation, and if it finds that a safety 1028 Tel: 001.973.839-2600 •...
  • Page 76 Tampering with Noise Control System Prohibited. Federal If you are aware of any of the following symptoms, have Law prohibits the following acts or causing thereof: the vehicle inspected and repaired by your local Ducati (1) the removal or rendering inoperative by any person, dealer.
  • Page 77 Riding safety When the roadway is wet, rely more on the throttle to The points given below are applicable for every day control vehicle speed and less on the front and rear motorcycle use and shoud be carefully observed for safe brakes.
  • Page 78 Do not inhale exhaust gases and never run the Vehicle identification number (V.I.N.); engine in a closed garage or confined area. Every Ducati motorcycle is identified by two identification Use only Ducati approved parts and accessories. numbers (see page 9). Figure A specifically shows the This motorcycle was not intended to be equipped with a identification numbers.
  • Page 79 Label location (fig. B) fig. B...
  • Page 80 FEDERAL TEST PROCEDURE. FUEL TANK MODIFICATIONS WHICH CAUSE THIS MOTORCYCLE TO EXCEED FEDERAL CANISTER NOISE STANDARDS ARE PROHIBITED BY FEDERAL LAW. TO HORIZONTAL Via A.C.Ducati,3 MANIFOLD SEE OWNER’S MANUAL. 40132 BOLOGNA Cod. 432 1 233 1A ITALY TO VERTICAL MANIFOLD 7 (748)
  • Page 81 Ducati limited warranty on emission control This system consists of (fig. C): system 1) Warm air inlet; Ducati North America, Inc., 237 West Parkway, Pompton 2) Canister; Plains, New Jersey 07444-1028 warrants that each new 3) Dell’Orto jet; 1998 and later Ducati motorcycle, that includes as 4) Fuel tank;...
  • Page 82 30 days. Any replacement part can defects in material or workmanship by an authorized be used in an emergency repair. Ducati will reimburse the Ducati motorcycle dealer at its place of business during owner for the expenses, including diagnosis, not to customary business hours.
  • Page 83 Ducati maintenance or repairs. However, Ducati is not liable for dealer. Ducati shall not be liable for any other expenses, these parts. The owner is responsible for the loss or damage, whether direct, incidental, consequential performance of all required maintenance.
  • Page 84 ROUTINE MAINTENANCE RECORD Ducati Mileage Date Service Name 1000 10000 20000 30000 40000 50000...

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