background image

NOTE:

 

See 

that the punched mark on the 

brake  rod  is  not  above  the  top 

surface  of  the  adjustor  locknut  in 

securing  the  brake  rod  adjustor 

locknut. 

(PAGE 86~90)

 

5-3.  BRAKES (XS750D, XS750-2D) 

The  shim in the caliper 

is 

no longer used, 

and  a 

set 

of  two  pad  springs  has  been 

changed into 

one piece type. 

(PAGE 

37) 

C. 

Muffler, Footrest, Brake Pedal

(XS750- 

2D Only) 

The  muffler  has 

been 

changed  from 

into 

to 

into 

2. 

1. 

Brake 

rod 

4. 

Footrest 

2. 

Adjustor  bolt  (for pedal height) 

5. 

Brake 

pedal 

3. 

Locknut 

6. 

Joint 

7. 

Locknut 

(PAGE 68)

XS750D, XS750-2D 

1 Damper assembly 

Plate washer (

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 p

late 

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. Primary driven gear (45T) 
25. Plate washer (22-36-2.6) 

26. 

Push  rod  1 

28.  Lock washer 

29. 

Conical spring washer 

30. 

Plate 

washer (

25.2-39-1.0) 

27. 

Hexagon 

31. 

Spacer 

32. 

Ball (

5/16 inch) 

33. 

Push 

rod 

34. Oil

 

seal (SD-8-25.8) 

35.  Ball  screw  assembly 

36. 

Adjusting screw 

37. 

A d j u s t i n g   nut 

38. T

orsion spring 

39. 

Spring 

hook 

40. 

Pan 

head screw 

41.  Joint 

42. 

Pin 

43. Cotter pin

Содержание XS750-2D

Страница 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...

Страница 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...

Страница 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...

Страница 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 ...

Страница 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 ...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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 ...

Страница 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...

Страница 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 ...

Страница 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...

Страница 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...

Страница 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 ...

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

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