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S U P P L E M E N T  

XS750 

2D 

Note: This section only covers those points which are 

different from the 

XS 

750 

D. 

If 

the subject does not appear in this section, 

please refer to the  Contents page. 

SPECIFICATIONS 

(XS750-2D Only) 

A.  GENERAL SPECIFICATIONS 

Dimensions: 

Overall length 
Overall width 

Overall height 
Seat height 

Wheelbase 

Minimum ground  clearance 

Caster  (steering head angle) 

Trail 

Weight: 

Net 

Engine: 

Type 

Bore 

stroke 

cylinders 

Displacement 

Compression ratio 

Lubrication: 

Lubrication system 

Delivery pump type 

Carburetion: 

Manufacture 

Type, 

I.D. 

No.,  Quantity 

Rated 

venturi size 

2,160 

mm (85.0  in) 

895 

mm  (35.2  in) 

1,150 

mm 

(45.3 in) 

820 

mm 

(32.3 in) 

1,470 

mm 

(57.9 in) 

140 

mm 

(5.5  in) 

27° 

110 

mm  (4.3 in) 

232 kg 

(512 

Ib) 

D.O.H.C., 

air-cooled,  triple 

68 

mm x 68.6  

mm 

747 cc 

8.5 

Pressure lubricated,  wet sump 

T r o c o i d   pump 

Mikuni 

BS34, Constant velocity,  1J701,3pcs 

34 mm 

Summary of Contents for XS750-2D

Page 1: ...nimum ground clearance Caster steering head angle Trail Weight Net Engine Type Bore x stroke x cylinders Displacement Compressionratio Lubrication Lubrication system Delivery pump type Carburetion Manufacture Type I D No Quantity Rated venturi size 2 160 mm 85 0 in 895 mm 35 2 in 1 150 mm 45 3 in 820 mm 32 3 in 1 470 mm 57 9 in 140 mm 5 5 in 27 110 mm 4 3 in 232 kg 512 Ib D O H C air cooled triple...

Page 2: ...CHAMPION N 7Y Three phase regulated alternator Hitachi LD120 02 14 5 V 18A 12V 14A Hr 134 x 166 x 89 mm National RD1143 IC Regulator National RD1143 Silicon full wave Transmission Coupled kick Mitsuba Electric SM 224C Hy Vo silent chain 45 27 1 666 Wet multiple disc Constant mesh 5 peed drum shifter 32 13 2 461 13 285 27 17 1 588 8 636 26 20 1 300 7 069 23 21 1 095 5 955 22 23 0 956 5 201 Shaft dr...

Page 3: ...preload length Spring rate 0 100 mm travel Fork oil capacity each side 100 175 m m travel Rear shock absorbers Spring free length Spring preload length Spring rate 0 45 mm travel 45 80 mm travel 4 Electrical Ignition timing retarded advanced advance starts Spark plug cap resistance Regulator type Lighting Regulated voltage Headlight TaiIIight stoplight Flasher light Flasher pilot light Meter light...

Page 4: ...Valve Timing XS750D XS750 2D OVER LAP 77 BDC Specifications in parentheses are for XS 750 2D Specifications without parentheses are for XS750D Close Intake Exhaust 60 BBDC 64 40 ...

Page 5: ...htening Initial 3 200km 2 000miles Clutch adjustment Cylinder cornpression check Valve clearance check Cylinder head torque check Cam chain adjustment 4 800km or 3 000miles Spark plugs inspection and cleaning Carburetor adjustment Brake system inspection Wheel t i r e inspection Battery maintenance Ignition timing adjustment Lights signals check Fittings fasteners tightening B Routine Maintenance ...

Page 6: ... XS750 2D Every 1 600km 1 000miles Check brake fluid Every 3 200km 2 000miles Lubricate control meter cables Lubricate point cam lubrication wicks Every 4 800km 3 000miles Replace engine transmission oil Every 6 400km 4 000miles Lubricate throttle grip housing Replace front fork oil Lubricate speedometer gear housing Every 9 600km 6 000miles Replace oil filter Replace middle final rear gear oil Ev...

Page 7: ...aft bolts 8 mm 10 mm Clutch holding nut Clutch spring screws Middle gear case mounting screws Rotor holding bolt Bearing housing bolt Oil pipe union bolt Oil pump drive gear nut Crankshaft turning nut Cylinder head 8 mm 10 mm Cylinder holding nuts Camshaft cap nuts Engine mounting bolts 10 mm 1 2 m m Engine oil drain plug Oil filter mounting bolt Middle gear drain plug Final gear assembly mounting...

Page 8: ...imum 11 kg cm 156 psi E 30 C Front And Rear Brake XS750D XS 750 2D 1 Brake adjustment a Front brake lever free play The front brake lever should be so adjusted that it has a free play 5 8mm 0 2 0 3 in at the lever end 1 Loosen the locknut on the brake lever 2 Turn the adjustor so that the brake lever movement a t the lever end is 5 8 mm 0 2 0 3 in before the adjustor contacts the master cylinder p...

Page 9: ...her 76 95 0 8 2 Circlip 4 Bearing 5 Plate washer 69 95 5 4 6 Damper spring 7 Collar 8 Circlip 9 Clutch assembly 10 Clutch housing complete 11 Screw 13 Pressure plate 14 Friction plate 14 1 Friction plate cork lining 15 Clutch plate 1 16 Clutch boss assembly 18 Clutch boss spring 19 Clutch plate 2 12 Compression spring 17 Seat plate 20 Circlip 21 Circlip S 20 22 Plate washer 21 2 29 2 23 Circlip 24...

Page 10: ...te tab next to one dot Position the next steel plate next t o the next dot on the clutch boss Follow this pattern clockwise around the clutch boss until all friction and steel clutch plates are installed In this case the friction plate with cork lining should be installed on the extreme outside PAGE 73 N Piston and Cylinder XS750D XS750 2D 4 Position piston rings as shown NOTE 1 Make sure ends of ...

Page 11: ...ft cylin der No 1 cylinder Lock the timing plate setting screw with paint 5 For the subsequent operations follow the procedure described 2 5 C Igni tion Timing 1 0181 gauge PAGE 78 4 1 CARBURETOR XS750 2D B Specifications Specification should be cha follow as Starter jet 25 PAGE 82 5 2 REAR WHEEL XS750 2D Only A Removal 1 Place machine on side stand and remove left rear shock absorber NOTE When re...

Page 12: ...ar fender 1 Installation bolts 6 Remove the axle nut cotter pin and the axle nut 7 Loosen the rear axle pinch bolt 9 Hold up the brake caliper assembly and place it on the hook of the rear arm 10 Move the wheel to the right side t o separate it from the final gear case and remove the rear wheel NOTE Do not depress the brake pedal when the wheel is off the machine so that the caliper piston is not ...

Page 13: ...ator XS750 2D Only The regulator has been changed from a mechanical point type t o an IC Integrated Circuit type The IC Voltage Regulator is a small and normally very reliable component Due to its construction it is lightweight and free from the wear and misadjustment asso ciated with mechanical voltage regulators If the following inspection reveals that the regulator is faulty it cannot be adjust...

Page 14: ...hen the engine is started and its revolutions go up 7 Make sure that V1 keeps the level of 14 2 14 8V even when engine revo lutions increase 01 u 0 0 X B1 v 0 0 X 61 w 0 0 X U 01 X 0 X D1 D2 v 61 X 0 X D3 w B X 0 X Engine revolutions 8 If these levels are not maintained the regulator is defective and must be re placed Checking Silicon Rectifier 1 Check silicon rectifier as specified using Yamaha p...

Page 15: ...AUTION The silicon rectifier can be damaged if subject to overcharging Special care should be taken to avoid a short circuit and or incorrect connection of the posi tive and negative leads at the battery Never connect the rectifier directly to the battery to make a continuity check ...

Page 16: ...XS750 2D Circuit Diagram ...

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