Toyota Land Cruiser
+ 1. Maintenance instruction
+ 2. Maintenance
- 3. Engines
+ 3.1. Engines 2F and 3F-E
+ 3.2. Verkhneklapanny engine 1FZ-FE
- 3.3. Dismantle and major maintenance of the engine
3.3.1. Technical characteristics
3.3.2. Engine diagnostics by means of the vacuum gage
3.3.3. Compression check
3.3.4. Dismantle of the power unit
3.3.5. Removal and engine installation
3.3.6. Alternatives of major maintenance
+ 3.3.7. Order of dismantling of the engine
+ 3.3.8. Engine assembly order
3.3.9. Engine start-up after repair and a running in
+ 3.4. Engine electric equipment
+ 4. Systems of cooling, heating
+ 5. Fuel and exhaust systems
+ 6. System of decrease in toxicity
+ 7. Transmission
+ 8. Brake system
+ 9. Suspension brackets and steering
+ 10. Body
+ 11. Electric equipment
+ 12. Electroschemes
|
ENGINES 2F and 3F-E
(data for engines 3F-E are specified in brackets)
| Compression: |
| – cтандартная |
9,8 kgfs/cm2 (9, 8)
|
| – the greatest distinction of a compression in cylinders |
2,0 kgfs/cm2 (2,0)
|
| Pressure of oil: |
| – idling (600 rpm) |
not less than 0,28 kgfs/cm2 (0,28)
|
| – at 1600 rpm |
2,4-4,9 kgfs/cm2 (2,4 – 4,9)
|
| Block of cylinders: |
| – internal diameter of the cylinder the standard |
94,000-94,05 (94,000 – 94,03)
|
| – konusnost and ovality |
no more than 0,02 (0,025)
|
| – maximum permissible deformation of the demountable plane |
0,15 (0,15)
|
| Head of cylinders and valves: |
| Maximum permissible deformation of the demountable plane |
0,15 (0,15)
|
| Width of a corbel of a head of the valve (limiting): |
| – the inlet |
0,80 (1,0)
|
| – the final |
1,0 (1,2)
|
| Diameter of a core: |
| – inlet valves |
7,970-7,985 (7,970 – 7,985)
|
| – the final |
7,960-7,975 (7,960 – 7,975)
|
| Gap between a core of the valve and the directing plug |
| The standard: |
| – the inlet |
0,030-0,060 (0,025 – 0,060)
|
| – the final |
0,040-0,070 (0,035 – 0,070)
|
| The limiting: |
| – the inlet |
0,10 (0,10)
|
| – the final |
0,10 (0,12)
|
| Length of a spring of the valve: |
| – in a free condition |
51,5 (51,5)
|
| – the established |
43,0 (43,0)
|
|
Crankshaft and rods
|
| Shatunnye of a neck: |
| – diameter |
53,98-54,00 (52,988 – 53,000)
|
|
– a gap in shatunny bearings
|
0,02-0,06 (0,02 – 0,05)
|
| Axial люфт rods: |
| – the standard |
0,11-0,23 (0,16 – 0,30)
|
| – the limiting |
0,30 (0,40)
|
| Radical necks |
| Diameter: |
| – N 1 |
66,972-66,996 (66,972 – 66,996)
|
| – N 2 |
68,472-68,496 (68,472 – 68,496)
|
| – N 3 |
69,972-69,996 (69,972 – 69,996)
|
| – N 4 |
71,472-71,496 (71,472 – 71,496)
|
| Gap in shatunny bearings |
0,020-0,044 (0,020 – 0,044)
|
| Axial люфт crankshaft: |
| – the standard |
0,06-0,16 (0,015 – 0,204)
|
| – the limiting |
0,30 (0,30)
|
| Ovality and konusnost |
no more than 0,1
|
| Pistons and rings: |
| – diameter of the piston (standard) |
93,97-94,02 (93,96 – 93,99)
|
| – a gap between the piston and the cylinder |
0,03-0,05 (0,027 – 0,047)
|
| Gap in a joint of piston rings: |
| – top kompressionny |
0,20-0,38 (0,20 – 0,42)
|
| – bottom kompressionny |
0,20-0,38 (0,50 – 0,72)
|
| – in maslosjemny (only for the engine 3F-E) |
0,200-0,820
|
| Gap between a ring and a flute in the piston: |
| – top kompressionny |
0,03-0,06 (0,03 – 0,07)
|
|
– bottom kompressionny
|
0,02-0,06 (0,05 – 0,09)
|
* All sizes and gaps are specified in mm.
Inhaling moments (N of m)*
| Nuts of covers of shatunny bearings |
67 (52)
|
| For engines 2F |
| Bolts of covers of radical bearings: |
| – N 1, 2, 3 |
130
|
| – N 4 |
114
|
| For engines 3F-E: |
| – bolts with a head 19 |
121
|
| – bolts with a head 17 |
103
|
*См also subsection 3.1.1.
ENGINES 1FZ-FE
| Compression: |
| – the standard |
11,2 kgfs/cm2
|
| – the greatest distinction of a compression in cylinders |
2,0 kgfs/cm2
|
| Pressure of oil: |
| – idling (600 rpm) |
not less than 0,28 kgfs/cm2
|
| – at 1600 rpm |
2,4-4,9 kgfs/cm2
|
| Block of cylinders: |
| – internal diameter of the cylinder (standard) |
100,000-100,010
|
| – konusnost and ovality |
no more than 0,025
|
| – maximum permissible deformation of the demountable plane |
0,15
|
| Head of cylinders and valves |
| Maximum permissible deformation of the demountable plane |
0,15
|
| Width of a corbel of a head of the valve (limiting): |
| – the inlet |
1,0
|
|
– the final
|
1,0
|
| Diameter of a core: |
| – inlet valves |
6,970-6,985
|
| – the final |
6,965-6,980
|
| Gap between a core of the valve and the directing plug: |
| – the standard: |
|
• the inlet
|
0,025-0,060
|
| • the final |
0,030-0,065
|
| – the limiting: |
| • the inlet |
0,08
|
| • the final |
0,10
|
| Length of a spring of the valve: |
| – in a free condition |
43,94-45,06
|
| – the established |
38,5
|
| Crankshaft and rods |
| Shatunnye of a neck: |
| – diameter |
56,982-57,000
|
| – a gap in shatunny bearings |
0,032-0,050
|
| Axial люфт rods: |
| – the standard |
0,160-0,262
|
| – the limiting |
0,362
|
| Radical necks: |
| – diameter |
68,982-69,000
|
| – a gap in bearings |
0,042-0,060
|
| Axial люфт crankshaft: |
| – the standard |
0,020-0,22
|
| – the limiting |
0,30
|
| Ovality and konusnost |
no more than 0,02
|
| Pistons and rings |
| Diameter of the piston (standard): |
| – group 1 |
99,950-99,960
|
| – group 2 |
99,960-99,970
|
| – group 3 |
99,970-99,980
|
| Gap between the piston and the cylinder |
0,04-0,06
|
| Gap in a joint of piston rings: |
| – top kompressionny |
0,30-0,52
|
| – bottom kompressionny |
0,45-0,67
|
| – in the maslosjemny |
0,15-0,52
|
| Gap between a ring and a flute in the piston: |
| – top kompressionny |
0,04-0,08
|
| – bottom kompressionny |
0,03-0,07
|
Inhaling moments (N of m)*
| Oil nozzles |
22
|
| Bolts of covers of radical bearings: |
| – 1st stage |
66
|
| – 2nd stage |
to tighten on a corner 90 °
|
| Nuts of covers of shatunny bearings: |
| – 1st stage |
43
|
| – 2nd stage |
to tighten on a corner 90 °
|
* See also subsection 3.2.1.
|
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