Toyota Land Cruiser
+ 1. The maintenance instruction
+ 2. Maintenance service
- 3. Engines
+ 3.1. Engines 2F and 3F-E
+ 3.2. The verhneklapannyj engine 1FZ-FE
- 3.3. Dismantle and engine major repairs
3.3.1. Technical characteristics
3.3.2. Diagnostics of the engine with the help вакууметра
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 repairs
+ 3.3.7. An order of dismantling of the engine
+ 3.3.8. An engine assembly order
3.3.9. Start-up of the engine after repair and обкатка
+ 3.4. An 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 a steering
+ 10. A body
+ 11. An electric equipment
+ 12. Electroschemes
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ENGINES 2F and 3F-E
(The data for engines 3F-E is specified in brackets)
Compression: |
– cтандартная |
9,8 кГс/см2 (9,8)
|
– The greatest distinction of a compression in cylinders |
2,0 кГс/см2 (2,0)
|
Pressure of oil: |
– Idling (600 rpm) |
Not less than 0,28 кГс/см2 (0,28)
|
– At 1600 rpm |
2,4 – 4,9 кГс/см2 (2,4 – 4,9)
|
The block of cylinders: |
– Internal diameter of the cylinder the standard |
94,000 – 94,05 (94,000 – 94,03)
|
– конусность and ovality |
No more than 0,02 (0,025)
|
– Maximum permissible deformation of a demountable plane |
0,15 (0,15)
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Head of cylinders and valves: |
Maximum permissible deformation of a demountable plane |
0,15 (0,15)
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Width of a corbel of a head of the valve (limiting): |
– The inlet |
0,80 (1,0)
|
– The final |
1,0 (1,2)
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Diameter of a core: |
– Inlet valves |
7,970 – 7,985 (7,970 – 7,985)
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– The final |
7,960 – 7,975 (7,960 – 7,975)
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Backlash between a core of the valve and the directing plug |
The standard: |
– The inlet |
0,030 – 0,060 (0,025 – 0,060)
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– The final |
0,040 – 0,070 (0,035 – 0,070)
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The limiting: |
– The inlet |
0,10 (0,10)
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– The final |
0,10 (0,12)
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Length of a spring of the valve: |
– In a free condition |
51,5 (51,5)
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– The established |
43,0 (43,0)
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Коленвал and rods
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Shatunnye necks: |
– Diameter |
53,98 – 54,00 (52,988 – 53,000)
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– A backlash in шатунных bearings
|
0,02 – 0,06 (0,02 – 0,05)
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Axial люфт rods: |
– The standard |
0,11 – 0,23 (0,16 – 0,30)
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– The limiting |
0,30 (0,40)
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Radical necks |
Diameter: |
– N 1 |
66,972 – 66,996 (66,972 – 66,996)
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– N 2 |
68,472 – 68,496 (68,472 – 68,496)
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– N 3 |
69,972 – 69,996 (69,972 – 69,996)
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– N 4 |
71,472 – 71,496 (71,472 – 71,496)
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Backlash in шатунных bearings |
0,020 – 0,044 (0,020 – 0,044)
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Axial люфт коленвала: |
– The standard |
0,06 – 0,16 (0,015 – 0,204)
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– The limiting |
0,30 (0,30)
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Ovality and конусность |
No more than 0,1
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Pistons and rings: |
– Diameter of the piston (standard) |
93,97 – 94,02 (93,96 – 93,99)
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– A backlash between the piston and the cylinder |
0,03 – 0,05 (0,027 – 0,047)
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Backlash in a joint of piston rings: |
– Top компрессионное |
0,20 – 0,38 (0,20 – 0,42)
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– Bottom компрессионное |
0,20 – 0,38 (0,50 – 0,72)
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– In маслосъемном (only for the engine 3F-E) |
0,200 – 0,820
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Backlash between a ring and a flute in the piston: |
– Top компрессионное |
0,03 – 0,06 (0,03 – 0,07)
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– Bottom компрессионное
|
0,02 – 0,06 (0,05 – 0,09)
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* All the sizes long and backlashes are specified in mm.
The inhaling moments (Н.м.)*
Nuts of covers шатунных bearings |
67 (52)
|
For engines 2F |
Bolts of covers of radical bearings: |
– N 1, 2, 3 |
130
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– N 4 |
114
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For engines 3F-E: |
– Bolts with a head 19 |
121
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– Bolts with a head 17 |
103
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*См also subsection 3.1.1.
ENGINES 1FZ-FE
Compression: |
– The standard |
11,2 кГс/см2
|
– The greatest distinction of a compression in cylinders |
2,0 кГс/см2
|
Pressure of oil: |
– Idling (600 rpm) |
Not less than 0,28 кГс/см2
|
– At 1600 rpm |
2,4 – 4,9 кГс/см2
|
The block of cylinders: |
– Internal diameter of the cylinder (standard) |
100,000 – 100,010
|
– конусность and ovality |
No more than 0,025
|
– Maximum permissible deformation of a demountable plane |
0,15
|
Head of cylinders and valves |
Maximum permissible deformation of a 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
|
Backlash 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
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Коленвал and rods |
Shatunnye necks: |
– Diameter |
56,982 – 57,000
|
– A backlash in шатунных bearings |
0,032 – 0,050
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Axial люфт rods: |
– The standard |
0,160 – 0,262
|
– The limiting |
0,362
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Radical necks: |
– Diameter |
68,982 – 69,000
|
– A backlash in bearings |
0,042 – 0,060
|
Axial люфт коленвала: |
– The standard |
0,020 – 0,22
|
– The limiting |
0,30
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Ovality and конусность |
No more than 0,02
|
Pistons and rings |
Diameter of the piston (standard): |
– Group 1 |
99,950 – 99,960
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– Group 2 |
99,960 – 99,970
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– Group 3 |
99,970 – 99,980
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Backlash between the piston and the cylinder |
0,04 – 0,06
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Backlash in a joint of piston rings: |
– Top компрессионное |
0,30 – 0,52
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– Bottom компрессионное |
0,45 – 0,67
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– In маслосъемном |
0,15 – 0,52
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Backlash between a ring and a flute in the piston: |
– Top компрессионное |
0,04 – 0,08
|
– Bottom компрессионное |
0,03 – 0,07
|
The inhaling moments (Н.м.)*
Oil atomizers |
22
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Bolts of covers of radical bearings: |
– 1st stage |
66
|
– 2nd stage |
To tighten on a corner 90
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Nuts of covers шатунных bearings: |
– 1st stage |
43
|
– 2nd stage |
To tighten on a corner 90
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* Subsection 3.2.1 see also.
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