Audi 100

1982-1990 of release

Repair and car operation




Audi 100
+ 1.1. Governing bodies and devices
- 2. Technical characteristics
   2.1. Introduction
   2.2. Technical characteristics of cars
   2.3. Technical characteristics of petrol engines
   2.4. Technical characteristics of diesel engines
   2.5. Operational liquids
   2.6. Moments of an inhaling of responsible carving connections
   2.7. Tarirovochnye data of carburetors
   2.8. Nominal and repair sizes of details and limits admissible износов
+ 3. Engines
+ 4. Cooling system
+ 5. Exhaust system
+ 6. Power supply system
+ 7. Transmission
+ 8. Running gear
+ 9. Steering
+ 10. Brake system
+ 11. Body
+ 12. Electric equipment


работа в Москве



2.8. Nominal and repair sizes of details and limits admissible износов

GENERAL INFORMATION

Four-cylinder engines

 
inlet valve
final valve
External diameter of a saddle of the valve, mm
37,2
32,4
(32,8 for release DS till September, 1985)
Width of a working facet, mm
2,0
2,4
Zaglubleniye of the saddle plane concerning the plane of a head of the block, mm
9,2
9,7
Facet corner, hail
45
45
Corner of the top cone, hail
30
30
Diameter of an opening in directing plugs of valves, mm
8,013-8,035
8,013-8,035
Maximum permissible gap between a core of the valve and the directing plug, mm
1,0
1,3
Diameter of a plate of the valve, mm
28,0
33,0
Diameter of a core of the valve, mm
7,97
7,95
The maximum admissible width during the polishing of a working facet, mm
3,5
to polishing is not subject
The minimum height of a plate of the valve to a facet, mm
0,5
to polishing is not subject
Length of the valve, mm:
  – the nominal
98,7 (91,0 for the NP engine)
98,5 (90,8 for the NP engine)
  – the minimum
98,2 (90,5 for the NP engine)
98,0 (90,3 for the NP engine)
Corner of a working facet of the valve, hail
45
45
Gap between cams of a camshaft and adjusting washers of pushers of valves, mm:
  – at temperature of cooling liquid 35 ° With
0,25 ± 0,05
0,45 ± 0,05
  – at temperature of cooling liquid 20 ° With
0,20 ± 0,05
0,40 ± 0,05
Gap between the piston and the cylinder of the engine, mm
0,03
The most admissible gap between the piston and the cylinder, mm
0,08
Diameter of cylinders, mm:
  – the nominal
81,01
  – the 1st repair
81,26
  – the 2nd repair
81,51
  – the 3rd repair
82,01
Diameter of necks of a cranked shaft, mm:
the radical
shatunny
  – the nominal
54,0-0,022-0,042
47,8-0,022-0,042
  – the 1st repair
53,75-0,022-0,042
47,55-0,022-0,042
  – the 2nd repair
53,5-0,022-0,042
47,3-0,022-0,042
  – the 3rd repair
53,2-0,022-0,042
47,05-0,022-0,042
Diameter of loose leaves of bearings, mm:
  – the nominal
53,96-53,98
47,76-47,79
  – the 1st repair
53,71-53,73
47,51-47,53
  – the 2nd repair
53,46-53,48
47,26-47,29
  – the 3rd repair
53,21-53,23
47,01-47,03
Maximum admissible ovality, mm
0,03
Axial gap of a cranked shaft, mm:
  – the nominal
0,07-0,17
  – the maximum admissible
0,25
Gap between radical loose leaves and necks of a cranked shaft, mm:
  – the nominal
0,03-0,08
  – maximum permissible
0,17
Diameter of the piston, mm:
  – the nominal
80,98
  – the 1st repair
81,23
  – the 2nd repair
81,48
  – the 3rd repair
81,98
Depth of dredging in a head of the piston, mm
DR 8,1
DS, NP4,4
Length of a piston finger, mm
57 (54 releases till July, 1985)
Gap in the lock of piston rings, mm:
kompressionny
maslosjemny
  – the nominal
0,3-0,45
0,25-0,5
  – maximum permissible
1,0
1,0
Gap between rings and a flute in the piston, mm:
  – the nominal
0,02-0,05
  – maximum permissible
1,05
Maximum permissible gap between shatunny loose leaves and necks of a cranked shaft, mm
0,12
Maximum permissible axial gap of a rod on a neck of a cranked shaft, mm
0,37
Maximum permissible axial gap of a camshaft at the removed pushers, mm
0,15
Radial palpation of necks of a camshaft, mm, no more
0,01
Diameter of necks of a camshaft, mm:
  – the nominal
26,0
  – the repair
25,75
Minimum height of a head of the block, mm
132,6
Gap between teeths of gear wheels of the oil pump, mm:
  – the nominal
0,05
  – maximum permissible
0,2
Gap between external diameter of gear wheels and the case of the pump, mm
0,15

Five-cylinder engines

 
inlet valve
final valve
External diameter of a saddle of the valve, mm
37,2
30,8
Width of a working facet, mm
2,0
2,0
Zaglubleniye of the saddle plane concerning the plane of a head of the block, mm
9,6
9,0
Facet corner, hail
45
45
Corner of the top cone, hail
30
30
Diameter of an opening in directing plugs of valves, mm
8,013-8,035
8,013-8,035
Maximum permissible gap between a core of the valve and the directing plug, mm
1,0
1,3
Diameter of a plate of the valve, mm
38,0
33,0
Diameter of a core of the valve, mm
7,97
7,95
The maximum admissible width during the polishing of a working facet, mm
3,5
to polishing is not subject
The minimum height of a plate of the valve to a facet, mm
0,5
to polishing is not subject
Length of the valve, mm:
  – the nominal
91,0
90,8
  – the minimum
90,05
90,3
Corner of a working facet of the valve, hail
45
45
Gap between cams of a camshaft and adjusting washers of pushers of valves, mm:
  – at temperature of cooling liquid 35 ° With
0,25 ± 0,05
0,45 ± 0,05
  – at temperature of cooling liquid 20 ° With
0,20 ± 0,05
0,40 ± 0,05
The maximum admissible gap between the piston and the cylinder, mm
0,07
Diameter of the cylinder, mm:
  – engines of 1,9 l and 2,2 l:
     • the nominal
79,51
     • the 1st repair
79,76
     • the 2nd repair
80,01
     • the 3rd repair
80,51
  – engines of 2,0 l and 2,3 l:
     • the nominal
81,01 (82,51 for двиг. NF)
     • the 1st repair
81,26 (82,76 for двиг. NF)
     • the 2nd repair
81,51 (83,01 for двиг. NF)
Diameter of loose leaves of bearings, mm:
the radical
shatunny
  – the nominal
57,96-57,98
45,96-45,98
(47,76-47,78 engines of 2 l since July, 1983 the others not a turbo since July, 1984)
  – the 1st repair
57,71-57,73
45,71-45,73
(47,51-47,53
engines of 2 l
since July, 1983 the others not a turbo since July, 1984)
  – the 2nd repair
57,46-57,48
45,46-45,48
(47,26-47,28
engines of 2 l
since July, 1983 the others not a turbo since July, 1984)
  – the 3rd repair
57,21-57,23
45,21-45,23
(47,01-47,03
engines of 2 l
since July, 1983 the others not a turbo since July, 1984)
Axial gap of a cranked shaft, mm:
  – the nominal
0,07-0,18 (0,07 – 0,23 since 1984)
  – the maximum admissible
0,25
The most admissible gap between radical loose leaves and necks of a cranked shaft, mm
0,16
Diameter of the piston, mm:
  – engines of 1,9 l and 2,2 l:
     • the nominal
79,48
     • the 1st repair
79,73
     • the 2nd repair
79,98
     • the 3rd repair
80,48
  – engines of 2,0 l and 2,3 l:
     • the nominal
80,98 (82,48 for двиг. NF)
     • the 1st repair
81,23 (82,74 for двиг. NF)
     • the 2nd repair
81,48 (82,98 for двиг. NF)
Gap in the lock of piston rings, mm:
  – the nominal
0,25-0,5
  – maximum permissible
1,0
Gap between a ring and a flute in the piston, mm:
  – the nominal
0,02-0,08
  – maximum permissible
0,1
Maximum permissible gap between shatunny loose leaves and necks of a cranked shaft, mm
0,12
Maximum permissible axial gap of a rod on a neck of a cranked shaft, mm
0,4
Maximum permissible axial gap of a camshaft at the removed pushers, mm
0,15
The minimum height of a head of the block (between surfaces), mm
132,75

Coupling

The maximum admissible palpation of a conducted disk, mm
0,5
The maximum admissible deflection of a press disk (internal edge to external), mm
0,3
Maximum free wheeling of a pedal of coupling (hummock drive), mm
15
Height of a pedal of coupling (hydraulic drive), mm
On 10 mm brake pedals are higher

Transmission (transfer numbers)

Transfer
Transmission 014
QN
4X
The main
4,11
4,11
The 1st
3,46
3,36
2nd
1,79
1,79
3rd
1,07
1,07
4th
0,7
0,7
Backing
3,17
3,17

Transfer
Transmission 013
3T
HE
HF
The main
4,11
4,11
4,11
The 1st
3,46
3,46
3,46
2nd
1,79
1,79
1,79
3rd
1,07
1,13
1,13
4th
0,78
0,83
0,83
The 5th
0,6
0,68
0,68
Backing
3,17
3,17
3,17

Transfer
Transmission 093 3Q
The main
5,22
The 1st
2,84
2nd
1,52
3rd
0.9
4th
0,64
The 5th
0,48
Backing
3,16

Transfer
Transmission 016
AAZ
3V
3K
5N
3U
The main
3,89
3,89
3,89
4,11
4,11
The 1st
3,6
3,6
3,6
3,6
3,6
2nd
2,13
2,13
2,13
2,13
1,86
3rd
1,46
1,46
1,36
1,46
1,19
4th
1,07
1,07
0,97
0,97
0,84
The 5th
0,86
0,83
0,78
0,73
0,64
Backing
3,5
3,5
3,5
3,5
3,5

Transfer
Transmission 012
QN
The main
3,888
The 1st
3,545
2nd
2,105
3rd
1,429
4th
1,029
The 5th
0,838
Backing
3,5
Limiting wear of a ring of the synchronizer (all transmissions), mm
0,5

Automatic transmission


Automatic KP
087
089
Main transfer
3,08; 3,25; 3,45 (depending on engine model)
3,42
1st transfer
2,71
2,71
2nd transfer
1,5
1,5
3rd transfer
1,0
1,0
Backing
2,43
2,43
Maximum diameter of the plug of the hydrotransformer, mm
34,12
Maximum admissible ovality of the plug, mm
0,03

Drive of forward wheels

Model
Length of a semi-axis (without CV JOINTS), mm
the right
the left
With the 4th cylinder engines
  – with mechanical transmission
579,2
540,7
  – with automatic transmission
540,7
598,5
With 5-cylinder engines:
  – with mechanical transmission
550,9
550,9
  – with automatic transmission
529,1
582,8

Forward brake

Diameter of a disk, mm
256,0 (276 since January, 1986)
Thickness of disks, mm
not ventilated
the ventilated
  – the nominal
13,0
22,0 (25,0 since January, 1986)
  – maximum permissible
20,0
23,0 (25,0 since January, 1986)
The most admissible palpation of a disk, mm
0,06
Minimum thickness of a brake shoe, mm
7,05

Back drum-type brake

Diameter of a drum, mm:
  – the nominal
230,0
  – maximum permissible
231,0
The most admissible radial palpation of a drum, mm
0,1
The most admissible lateral palpation of a drum, mm
0,2
The most admissible thickness of an overlay of a brake shoe, mm
2,5
Diameter of the piston of the wheel brake cylinder
17,46

Back disk brake

Diameter of a disk, mm
245,0
Thickness of a disk, mm:
  – the nominal
10,0
  – maximum permissible
8,0
The most admissible palpation of a disk, mm
0,06
Minimum thickness of a brake shoe, mm
7,0