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7-1-8-stoyanochnyjj-tormoz.html
7.1.8. A lay brakeThe lay brake should keep reliably the car with sufficient preservation of a course of a pedal. Check up on absence of an attrition of a cable, a rust etc., and also the conditions, able to interfere with a free wheeling of the lever of a lay brake.
Specifications of brake system are resulted in tab. 7.1.
Table 7.1 Specifications of brake system
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The name
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Parametres and characteristics
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Brake drum, mm
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Nominal internal diameter
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180
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Maximum permissible internal diameter
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182
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Ovality
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0,04
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конусность
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0,02
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Overlay back brake колодки, mm
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Thickness
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4
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Maximum permissible thickness
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1
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Backlash between an overlay and a brake drum
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0,3
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Brake disk, mm
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Nominal thickness
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12,7
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Maximum permissible thickness
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10,0
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Lateral palpation
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0,05
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Diameter
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236
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Support of a forward brake
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Thickness of overlays brake колодок, mm
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10
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Maximum permissible thickness of overlays brake колодок, mm
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8
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Diameter of the cylinder, mm
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48
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Internal diameter of the main brake cylinder, mm
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20,64
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Diameter of the piston of a support, mm
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48
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Diameter of the working brake cylinder, mm
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17,46
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Brake pedal, mm
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Free wheeling
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6-10
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Installation height
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200
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Course
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30
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Type of a brake liquid
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DOT-3, DOT-4
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Capacity of a brake liquid, l
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0,45
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Pressure regulator
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Pressure of inclusion, кПа
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2,4516
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Pressure parity
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0,25:1
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The vacuum amplifier
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Diameter, mm
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177,8
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Parity of auxiliary force
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3,7:1
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Distance from the amplifier to the centre to скобы the cylinder, mm
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96
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Quantity of clicks at a tightening of a lay brake
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5-7
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The moments of an inhaling of elements of brake system are resulted in tab. 7.2.
Table 7.2 the Moments of an inhaling of elements of brake system, Нм
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The union of fastening of brake tubes
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16
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Bolt of fastening of a forward brake hose with a support
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25,5
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Bolt of fastening of a pedal of a brake with an arm
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18
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Bolts of fastening of an arm of a pedal of a brake
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18-26
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Nuts of fastening of an arm of a pedal of a brake
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18-26
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Bolts of fastening of an arm of the switch of a lantern of a stoplight
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9-12
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The screw of fastening of a tank of a brake liquid
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4
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Nut of fastening of the main brake cylinder
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16
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Fastening of unions to the main brake cylinder
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16
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Fastening of unions to a pressure regulator
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16
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Fastening of unions to the back working cylinder
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16
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Fastening of unions to a forward support
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16
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Nut of fastening of the vacuum amplifier of brakes to a partition of a motor compartment
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16
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Bolts of fastening of a brake disk
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65
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Bolts of fastening of a support
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95
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Bolts of fastening by a support to the holder
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26
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Hollow bolt of fastening of a brake hose
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25,5
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The prorolling union
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6
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Koronchataja nut of fastening of a back brake drum
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1st stage
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25
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2nd stage
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To turn on on 180
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3rd stage
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2,5
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Bolts of fastening of the working brake cylinder
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10
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Bolts of fastening of a protective casing of a back brake
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24
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Bolts of fastening of a clip of a cable of a lay brake
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10
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Bolt of fastening of the lever of a lay brake
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10
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Nut of fastening of the lever of a lay brake
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10
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Adjusting nut of a cable of a lay brake
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10
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