Toyota Land Cruiser

FJ60, FJ62 and FJ80 1980-1997 of release

Repair and car operation



Toyota Land Cruiser
+ 1. Maintenance instruction
+ 2. Maintenance
+ 3. Engines
+ 4. Systems of cooling, heating
- 5. Fuel and exhaust systems
   - 5.1. Carburetor engines
      5.1.1. Fuel pump and pressure of fuel
      5.1.2. Gasoline pipe line
      + 5.1.3. Fuel tank
      5.1.4. Fuel pump
      5.1.5. Fuel level sensor
      5.1.6. Air filter
      5.1.7. Cable of a drive of a butterfly valve
      - 5.1.8. Carburetor
         5.1.8.1. Check and carburetor dismantling
         5.1.8.2. Carburetor adjustment
         5.1.8.3. Removal and carburetor installation
      5.1.9. Service of an exhaust system
   + 5.2. Engines with fuel injection
+ 6. System of decrease in toxicity
+ 7. Transmission
+ 8. Brake system
+ 9. Suspension brackets and steering
+ 10. Body
+ 11. Electric equipment
+ 12. Electroschemes




5.1.8. Carburetor

5.1.8.1. Check and carburetor dismantling

GENERAL INFORMATION

Typical device of the carburetor

1. Screw of the lever of the accelerating pump
2. Lever
3. Lock washer
4. The screw with a spring washer
5. Arm
6. Diaphragm of the secondary chamber
7, 33. Laying
8. Valve of an otsechka of fuel
9. Laying
10. Ring
11, 13, 16, 18, 24, 26, 35, 47, 50,
66, 69, 72. The screw with a spring washer
12, 17. Conducting arm
14. Arm
15. Diaphragm arm
19. Diaphragm of an air zaslonka assembled
20. Spring
21, 22, 23. Emphasis
25. An arm assembled with the lever
27. Case of an air zaslonka assembled
28. Float axis
29. Float
30. Needle valve and saddle
31. Screen
32. Piston
34. Cover
36. Lock washer
37. Piston of an ekonomayzer
38. Spring
39. Air jet of idling of the primary chamber
40, 68. Limiter
41. Ball spring
42. Ball
43. Returnable spring
44. Jet of a small diffuzor
45. Fuel jet of idling of the primary chamber
46. Fuel jet of idling of the secondary chamber
48. Nozzle of a small diffuzor of the primary chamber
49, 52. Laying of a small diffuzor
51. Nozzle of a small diffuzor of the secondary chamber
53. Screw
54. Frame
55. Observation port
56. Ring
57. Valve of an ekonomayzer
58, 62. 75. Cap
59, 61, 63, 65, 74. Laying
60. Main jet of the primary chamber (brass)
64. Main jet of the secondary chamber (chromeplated)
67. An arm of a cable air cover
70. Average section with the poplavkovy chamber
71. Pro-rate
73. Gate-type valve of the secondary chamber
76. Needle valve of idling
77. Spring
78. Case of butterfly valves

Adjusting data of the carburetor are specified in the podkapotny plate.

As a rule, signs of abnormal operation of the carburetor are gasoline transfusion in the poplavkovy chamber, the complicated start-up of the engine, frequent stops of the engine idling, return emissions of a flame and the slowed-down dispersal of the car.

Some reasons of abnormal operation of the engine which often contact the carburetor, are caused by violation of tightness of hoses, the wrong adjustment of the engine, a leak from under laying.

Check

PERFORMANCE ORDER
1. Before dismantling of the carburetor it is necessary to execute the following actions.
2. Check integrity of vacuum hoses and correctness of their accession.
3. Check an inhaling of nuts and bolts of the carburetor and soaking-up collector.
4. Check a compression in cylinders.
5. Check integrity of wires of system of ignition.
6. Clear spark plugs.
7. Check operation of the accelerating pump, having removed the air filter and having pressed the butterfly valve lever.
8. Check butterfly valve opening.
9. Check serviceability of the valve of a retsirkulyatsiya and a zolotnik of ventilation of a case.
10. Checks of electronic knots of the carburetor are carried out in car-care center.

Dismantling

It is recommended to get the restored carburetor, being guided on a label on the case of the old unit (numbers according to the catalog should coincide completely).

At dismantling assembly and cleaning of the carburetor it is necessary to keep a former order of installation of all details.

Before dismantling get ремкомплект the carburetor to which the instruction with schemes is attached.