Toyota Land Cruiser

FJ60, FJ62 and FJ80 1980-1997 of release

Repair and operation of the car



Toyota Land Cruiser
+ 1. Maintenance instruction
+ 2. Maintenance
+ 3. Engines
+ 4. Cooling systems, heating
- 5. Fuel and exhaust systems
   - 5.1. Carburetor engines
      5.1.1. Fuel pump and pressure of fuel
      5.1.2. Fuel pipe
      + 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 the drive of a butterfly valve
      - 5.1.8. Carburetor
         5.1.8.1. Check and dismantling of the carburetor
         5.1.8.2. Adjustment of the carburetor
         5.1.8.3. Removal and installation of the carburetor
      5.1.9. Service of the 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. Electrical circuitries





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5.1.8.2. Adjustment of the carburetor

GENERAL INFORMATION

Prevention

The described adjustments are carried out on the engine. The adjustment order at assembly of the carburetor is specified in the instruction attached to a remkomplekt.


Adjustment of a diaphragm of the air gate

PERFORMANCE ORDER
1. Start the engine.
2. Idling disconnect a vacuum hose between the carburetor and the vacuum distributor (1 – to remove here, 2 – the vacuum distributor, 3 – a diaphragm of the air gate).
3. Draft of a diaphragm of the air gate has to return quickly to a starting position under the influence of a spring.
4. After accession of a hose draft has to be involved back during 5–15 sec. (1 – to attach in this place).

Adjustment of a diaphragm of the device of a priotkryvaniye of the air gate

PERFORMANCE ORDER
1. Start the engine at a temperature of cooling liquid not above 5 °C.
2. Disconnect and again attach a hose on a diaphragm.
3. Make sure that the rod of a diaphragm remains motionless.
4. After warming up of the engine disconnect a hose on a diaphragm, the rod of a diaphragm has to come back to former situation (the arrow specified the place of accession).
5. Attach a hose, – at the same time the gate has to be slightly opened under the influence of depression in a diaphragm.

Adjustment of a cable of the drive of the air gate

PERFORMANCE ORDER
1. Remove the air filter and completely extend the handle of a cable of the air gate, – the gate has to be closed completely.
2. Move the handle from yourself, – the gate has to open completely.

Adjustment of bystry idling

PERFORMANCE ORDER
1. Warm up the engine up to the normal working temperature, switch off ignition and remove the air filter.
2. Completely close the air gate.
3. Disconnect vacuum hoses from the distributor of ignition and muffle.
4. Disconnect vacuum hoses from channel S of the vacuum distributive valve and muffle.
5. Connect a tachometer and establish turns of bystry idling of 1800 rpm (the screw of adjustment of turns is specified).
6. Open the air gate, – turns of idling have to decrease to normal.

Adjustment of quality of mix idling

PERFORMANCE ORDER

Prevention

Check installation of ignition, a condition of a cover of the distributor and runner, candles and high-voltage wires. Execute all adjustments. As a rule violation of normal composition of mix is connected with an air suction.


1. Warm up the engine and remove the air filter.
2. Turn out the screw of adjustment of turns of idling until the engine does not begin to work with interruptions (the butterfly valve has to be completely covered).
3. Wrap the screw of adjustment of quality of mix before noticeable falling of turns of the engine, then unscrew the screw until turns do not increase up to maximum.

Prevention

If before adjustment of quality of mix for maintenance of operation of the engine it was required not to turn out, and to wrap the screw of adjustment of turns of idling, then check turns of idling and repeat adjustment of quality of mix. It provides installation of composition of mix at completely covered butterfly valve.