Isuzu Trooper - Isuzu Trooper
1. Maintenance instruction
2. Maintenance
3. Engines
4. System of decrease in toxicity
5. Fuel system
   5.1. Precautionary measures
   5.2. Order of depressurization of fuel system
   5.3. Mechanical fuel pump
   5.4. Electric fuel pump
   5.5. Removal and installation of the pump mounted in the fuel tank
   5.6. Adjustment of the carburetor
   5.7. Removal and installation of the carburetor
   5.8. Systems of injection of fuel
      5.8.1. Systems of injection of 4-cylinder engines
      5.8.2. Features of system of injection of 6-cylinder engines
      5.8.3. Knots and units of system of injection
      5.8.4. Precautionary measures at service of fuel system
      5.8.5. Replacement of knots and units of system
         5.8.5.1. Case of a butterfly valve
         5.8.5.2. Nozzles
   5.9. Power supply system of diesels
6. Transmission and running gear
7. Suspension bracket and steering
8. Brake system
9. Body
10. Body electric equipment
11. Diagnostics of malfunctions
12. Electrical circuitries





Isuzu Trooper>> Fuel system>> Systems of injection of fuel>> Replacement of knots and units of system

5.8.5. Replacement of knots and units of system

5.8.5.1. Case of a butterfly valve

ALL ENGINES, EXCEPT 6-CYLINDER

Removal

PERFORMANCE ORDER
1. Disconnect the battery from weight.
2. Remove an air duct.
3. Merge cooling liquid of a butterfly valve up to one level lower than the case.
4. Disconnect a cable of the drive of a butterfly valve, vacuum hoses and hoses of cooling liquid.
5. Turn off bolts and remove the case of a butterfly valve.

Installation

PERFORMANCE ORDER
1. Clear the consolidation remains a scraper and solvent.
2. Install the case of a butterfly valve, wrap bolts.
3. Attach a cable of the drive of a butterfly valve, vacuum hoses and hoses of cooling liquid.
4. Add cooling liquid.
5. Establish an air duct.
6. Connect the battery to weight.

6-CYLINDER ENGINES

Removal of a butterfly valve

1 – case of a butterfly valve

2 – bolt (moment of an inhaling of 25 N. of m)

3 – laying

4 – the soaking-up collector

Removal

PERFORMANCE ORDER
1. Disconnect the battery from weight.
2. Depressurize fuel system, remove an air duct.
3. Disconnect sockets from the case of a butterfly valve.
4. Disconnect gate drive cables, a cruise control and managements of transmission.
5. Remove arms of cables.
6. Disconnect vacuum hoses previously them having marked.
7. Turn off nuts of unions and disconnect direct and return fuel pipes.
8. Turn off bolts and remove the case of a butterfly valve assembled.
9. Muffle openings in the soaking-up collector.

Installation

PERFORMANCE ORDER
1. Clear the consolidation remains on the demountable plane of the case.
2. Establish new laying, the case of a butterfly valve wrap bolts.
3. Replace laying of unions and attach direct and return fuel pipes, wrap nuts, tighten with the moment 27 N. of m.
4. Attach vacuum hoses.
5. Establish arms of cables.
6. Establish cables of the drive of a butterfly valve, a cruise control and managements of transmission.
7. Attach sockets on the case of a butterfly valve. Be convinced of reliability of fastening of sockets.
8. Establish an air duct, connect the battery to weight.
9. Slightly press a pedal of a butterfly valve and install the air valve of idling (IAC valve) in a starting position, start the engine, later 3 sec. switch off ignition for 10 seconds. Again start the engine and be convinced that adjustment of turns of idling is not broken.