BMW 3 series E30

Since 1983-1994 of release

Repair and car operation

10.2. Specifications

THE GENERAL DATA

Type of a brake liquid	Subsection 2.2 see
Disk brakes:
The minimum thickness brake колодок	Subsection 2.1 see
Is minimum admissible thickness of a brake disk (deterioration limit):
– Lobbies
• continuous disks	10,7 mm
• ventilated disks	20,0 mm
– The back	8,0 mm
The minimum thickness of a brake disk after grinding:
– Lobbies
• continuous disks	11,1 mm
• ventilated disks	20,4 mm
– The back	8,4 mm
Parallelism (difference of two measurements)	0,02 mm
The maximum palpation of a disk	0,2 mm
* The limiting thickness also is specified on the disk
The adjusting given pedals of a brake:
– Adjustment of a pedal / of a rod of the vacuum amplifier (size)	125 mm
– Height of a pedal of a brake (distance from a pedal to a partition of a motor compartment):
• а/м with the left wheel	235 mm
• а/м with the right wheel	273 mm
– Adjustment of the switch of a signal braking (size)	5,0 – 6,0 mm
Manual brake:
– The minimum thickness Pads a manual brake	1,5 mm
– A course of the lever of a manual brake	5 – 8 clicks

The inhaling moments (Н.м.)

Support of a forward disk brake:
– Directing bolts of a support	30 – 35
– Bolts of fastening of an arm of the case of a support to a suspension bracket rack	123
Support of a back disk brake:
– Directing bolts of a support	30 – 35
– Bolts of fastening of levers of a back suspension bracket on a support	67
Fastening of a brake hose to a support	14 – 17
Nuts of fastening of the main cylinder to the vacuum amplifier	22 – 24
Bolts of fastening of wheels	Subsection 2.1 see