Audi 100

1982-1990 of release

Repair and car operation

2.8. The nominal both repair sizes of details and limits admissible износов

THE GENERAL DATA

Four-cylinder engines

	The inlet valve	The final valve
External diameter of a saddle of the valve, mm	37,2	32,4 (32,8 for DS release till September, 1985)
Width of a working facet, mm	2,0	2,4
Zaglublenie planes of a saddle concerning a plane of a head of the block, mm	9,2	9,7
Facet corner, hailstones	45	45
Corner of the top cone, hailstones	30	30
Diameter of an aperture in directing plugs of valves, mm	8,013 – 8,035	8,013 – 8,035
Maximum permissible backlash 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 at 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 engine NP)	98,5 (90,8 for engine NP)
– The minimum	98,2 (90,5 for engine NP)	98,0 (90,3 for engine NP)
Corner of a working facet of the valve, hailstones	45	45
Backlash between cams of a camshaft and adjusting washers of pushers of valves, mm:
– At temperature of a cooling liquid 35 ° With	0,25 ± 0,05	0,45 ± 0,05
– At temperature of a cooling liquid 20 ° With	0,20 ± 0,05	0,40 ± 0,05
Backlash between the piston and the engine cylinder, mm	0,03
As much as possible admissible backlash between the piston and the cylinder, mm	0,08
Diameter of cylinders, mm:
– The nominal	81,01
– 1st repair	81,26
– 2nd repair	81,51
– 3rd repair	82,01
Diameter of necks of a cranked shaft, mm:	The radical	шатунных
– The nominal	54,0-0,022-0,042	47,8-0,022-0,042
– 1st repair	53,75-0,022-0,042	47,55-0,022-0,042
– 2nd repair	53,5-0,022-0,042	47,3-0,022-0,042
– 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
– 1st repair	53,71 – 53,73	47,51 – 47,53
– 2nd repair	53,46 – 53,48	47,26 – 47,29
– 3rd repair	53,21 – 53,23	47,01 – 47,03
The maximum admissible ovality, mm	0,03
Axial backlash of a cranked shaft, mm:
– The nominal	0,07 – 0,17
– The maximum admissible	0,25
Backlash 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
– 1st repair	81,23
– 2nd repair	81,48
– 3rd repair	81,98
Depth of dredging in a piston head, mm	DR 8,1	DS, NP4,4
Length of a piston finger, mm	57 (54 releases till July, 1985)
Backlash in the lock of piston rings, mm:	компрессионное	маслосъемное
– The nominal	0,3 – 0,45	0,25 – 0,5
– Maximum permissible	1,0	1,0
Backlash between rings and a flute in the piston, mm:
– The nominal	0,02 – 0,05	–
– Maximum permissible	1,05	–
Maximum permissible backlash between шатунными loose leaves and necks of a cranked shaft, mm	0,12
Maximum permissible axial backlash of a rod on a neck of a cranked shaft, mm	0,37
Maximum permissible axial backlash 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
The minimum height of a head of the block, mm	132,6
Backlash between teeths of gear wheels of the oil pump, mm:
– The nominal	0,05
– Maximum permissible	0,2
Backlash between external diameter of gear wheels and the pump case, mm	0,15

Five-cylinder engines

	The inlet valve	The 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
Zaglublenie planes of a saddle concerning a plane of a head of the block, mm	9,6	9,0
Facet corner, hailstones	45	45
Corner of the top cone, hailstones	30	30
Diameter of an aperture in directing plugs of valves, mm	8,013 – 8,035	8,013 – 8,035
Maximum permissible backlash 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 at 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, hailstones	45	45
Backlash between cams of a camshaft and adjusting washers of pushers of valves, mm:
– At temperature of a cooling liquid 35 ° With	0,25 ± 0,05	0,45 ± 0,05
– At temperature of a cooling liquid 20 ° With	0,20 ± 0,05	0,40 ± 0,05
The maximum admissible backlash 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
• 1st repair	79,76
• 2nd repair	80,01
• 3rd repair	80,51
– Engines of 2,0 l and 2,3 l:
• the nominal	81,01 (82,51 for двиг. NF)
• 1st repair	81,26 (82,76 for двиг. NF)
• 2nd repair	81,51 (83,01 for двиг. NF)
Diameter of loose leaves of bearings, mm:	The radical	шатунных
– 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)
– 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)
– 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)
– 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 backlash of a cranked shaft, mm:
– The nominal	0,07 – 0,18 (0,07 – 0,23 since 1984)
– The maximum admissible	0,25
As much as possible admissible backlash 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
• 1st repair	79,73
• 2nd repair	79,98
• 3rd repair	80,48
– Engines of 2,0 l and 2,3 l:
• the nominal	80,98 (82,48 for двиг. NF)
• 1st repair	81,23 (82,74 for двиг. NF)
• 2nd repair	81,48 (82,98 for двиг. NF)
Backlash in the lock of piston rings, mm:
– The nominal	0,25 – 0,5
– Maximum permissible	1,0
Backlash between a ring and a flute in the piston, mm:
– The nominal	0,02 – 0,08
– Maximum permissible	0,1
Maximum permissible backlash between шатунными loose leaves and necks of a cranked shaft, mm	0,12
Maximum permissible axial backlash of a rod on a neck of a cranked shaft, mm	0,4
Maximum permissible axial backlash 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
The maximum free wheeling of a pedal of coupling (тросовый a drive), mm	15
Height of a pedal of coupling (hydraulic drive), mm	On 10 mm above a brake pedal

Transmission (transfer numbers)

Transfer	Transmission 014
	QN	4X
The main	4,11	4,11
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
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
5th	0,6	0,68	0,68
Backing	3,17	3,17	3,17

Transfer	Transmission 093 3Q
The main	5,22
1st	2,84
2nd	1,52
3rd	0.9
4th	0,64
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
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
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
1st	3,545
2nd	2,105
3rd	1,429
4th	1,029
5th	0,838
Backing	3,5
Limiting deterioration of a ring of the synchronizer (all transmissions), mm	0,5

Automatic transmission

Automatic КП	087	089
The 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
The maximum diameter of the plug of the hydrotransformer, mm	34,12
The maximum admissible ovality of the plug, mm	0,03

Drive of forward wheels

Model	Length of a semiaxis (without SHRUS), mm
	The right	The left
With 4 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)
As much as possible admissible palpation of a disk, mm	0,06
The minimum thickness brake Pads, mm	7,05

Back drum-type brake

Diameter of a drum, mm:
– The nominal	230,0
– Maximum permissible	231,0
As much as possible admissible radial palpation of a drum, mm	0,1
As much as possible admissible lateral palpation of a drum, mm	0,2
As much as possible admissible thickness of an overlay brake Pads, 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
As much as possible admissible palpation of a disk, mm	0,06
The minimum thickness brake Pads, mm	7,0