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In the figure: From point m to point n, clearan
ce is transitive evenly fr
om 3.6 to 5.8,from
point j
to point k, the clearance is transitive evenly from 5.8 to 3.6.
- 28-
Chery
Autom
obile Co., Ltd
538
540
Table of Contents
Main Page
Default Chapter
2
Table of Contents
2
Auxiliary Materials
4
Chapter 1 Reading Instruction
4
Operating Sequence and Structure Diagram
4
Reading Method of Maintenance Instruction
4
Definitions
5
Meaning of Marks and Abbreviations
5
Special Maintenance Tools
6
Chapter 2 Disassembly, Assembly and Maintenance
8
Disassembly
9
Disassembly of Tension Pulley
10
Disassembly of Timing Belt
10
Disassembly of Crankshaft Timing Gear
10
Abnormal Wearing of Belt Flank
11
Installation
12
Assembly of Crankshaft Timing Pulley
12
Assembly of Timing Cover
14
Installation of Water Pump Pulley
14
Timing Belt
8
Structure Diagram
8
Camshaft
15
Structure Diagram
15
Cylinder Head Chamber Cover Assembly
16
Disassembly
16
Installation
18
Assembly of Camshaft
19
Assembly of Camshaft Cove
20
Assembly of Camshaft Cover
20
Assembly of Camshaft Timing Gear
20
Installation of Cylinder Head Cover
21
Inspection of Valve
21
Standard Valve Clearance
21
Cylinder Head
23
Structure Diagram
23
Disassembly of Spark Plug
24
Disassembly of Cylinder Head and Cylinder Head Gasket
25
Cleanup
25
Routine Inspection
25
Replacement of Valve Guide
27
Repair of Valve Seat Insert
28
Assembly of Cylinder Head
28
Assembly of Valve Keeper
29
Mount Spark Plug
30
Water Pump
31
Structure Diagram
31
Disassembly
31
Cleanup
31
Routine Inspection
31
Assembly
31
Oil Pump
32
Structure Diagram
32
Disassembly
32
Cleanup
33
Disassembly and Assembly of Engine Oil Pump
34
Structure Diagram
34
Routine Inspection
35
Installation
36
Disassembly of Oil Seal
37
Structure Diagram
37
Disassembly
38
Inspection
38
Assembly of Oil Seal
38
Assembly
38
Crank Connecting Rod Mechanism
40
Structure Diagram
40
Disassemble of Crank Connecting Rod Mechanism
41
Cleanup
44
Routine Inspection
45
Assembly of Crank Connecting Rod Mechanism
47
Table of Main Fit Clearance for SQR472 Engine SQR472
51
Clearance between Cylinder Hole and Piston Skirt (Piston to Cylinder Clearance)
51
Clearance of Crankshaft Main Bearing
51
Clearance of Crankshaft Connecting Rod Bearing
51
Fit Clearance between Connecting Rod Body Hole and Bolt Bar
52
Fit Clearance between Connecting Rod Cover Hole and Bolt Bar
52
Radial Clearance of Camshaft Bearing
52
Fit Clearance between Tappet Hole and Tappet
52
Table of Measurement Parameters of SQR472 Enginesqr472
53
Table of Main Fitting Torque for SQR472 Enginesqr472
54
Positions on SQR472 Engine to be Lubricated
56
Positions on SQR472 Engine to be Spread with Sealant SQR472
57
Table of Contents
60
Basic Principle of EFI System
61
Composing of Fuel Injection System
63
Throttle Position Sensor
66
Coolant Temperature Sensor
67
Oxygen Sensor Model
71
Crankshaft Position Sensor
73
Camshaft Position Sensor
73
Electric Fuel Pump
76
Injector
77
Idle Speed Actuator Step Motor DLA
78
Canister Purge Valve
81
Steel Fuel Distribution Pipe Assemly
82
Records of Fault
83
Fault State
83
Fault Alarm
83
Fault Call
83
Clearing Records of Fault
84
Fault-Searching
84
Inspection Method of EFI Element Circuit
85
Circuit Diagram of Throttle Position Sensor
86
Circuit Diagram of Oxygen Sensor
89
Circuit Diagram of Coolant Temperature Sensor
91
Circuit Diagram of Electromagnetic Sensor
92
Canister Purge Valve Drives Electromagnetic Coil
93
Fault-Diagnosis Procedures by Engine Symptom
96
Typical Method and Process of Failure Diagnosis
97
It Is Hard to Start the Heating Car
100
Normal Engine Revolution Speed but Hard to Start at any Time
102
Engine EFI
103
It Is Hard to Start the Cold Car
104
The Idle Speed Is Not Steady at any Time
106
The Idle Speed Is Not Steady During Engine Heating
108
Idle Speed Is Not Steady after the Engine Heating
109
It Is Periodically Unsteady (Need to Restudy by Self after ECU Turning Off)
112
Engine Revolution Speed Is too Low or Flameout
114
The Performance Is Poor When It Is Accelerated
116
Air Conditioner System Failure
118
Precautions for EFI System Maintenance
119
Check of Service Tools
120
System Functional Diagram
122
Technical Bulletin
123
Content
126
Explanation
127
The Clutch
128
Summarization
128
Fault Diagnosis
129
Maintenance on Car
130
The Clutch Pedal Height
130
The Free Play of the Clutch Pedal
130
Clutch Switch
130
Disassembling Repair
131
Recommended Torque
135
Necessary Maintenance Materials
136
Transaxle
137
DABS10-4 Transaxle
137
Driven Special
137
Transaxle Drive System
139
Shift and Select Lever Shaft Control System
140
Reverse 5Th Shift Cam
141
Transaxle Maintenance on Car
144
Exchange of Oil
144
Differential Oil Seal
144
Vehicle Speed Sensor
146
Disassembly and Installation of the Transaxle
153
Dismantle Transaxle
153
Install Transaxle
154
Transaxle Disassemble
155
Maintenance of the Transaxle
157
Shift and Select Lever Shaft Assembly
176
Differential Assembly
179
Clutch Release Shaft
193
Torque Stated
196
Maintenance Materials Needed
197
Special Tools
198
Propeller Shaft
201
Recommended Value of Torque
210
Braking System
211
Hydraulic Brake
211
Special Features of Brake System Configuration
211
QQ Car Brake System
211
Testing for the Braking System
216
Stroke of Brake Pedal
217
Braking Liquid Leakage
217
Guide to the Maintenance of Hydraulic Brake
218
The Master Pump of the Braking System
218
Dismounting and Installation of the Braking Master Pump
220
Dismounting of the Master Pump
220
Brake Pedal Replace
221
Proportioning Valve Replace
222
Brake Pipe Replace
223
Hydraulic Braking System Exhaust
225
Hydraulic Braking System Rinse
228
Vacuum Actuator Replace
230
Description and Operation
233
Disc Brake
235
Unit Specifications
235
Diagnosis Info and Procedure
236
Service Guide
236
Description and Opeartion
242
Shoe Brake
243
Tautness Fasteners
243
ABS Controller
248
Fault Diagnosis Flow Chart
248
Fault Diagnosis Points of Attention
249
The Operation and the Function
249
Service Hints for Intermittence Malfunction
249
MK 20 ABS System
250
Troubleshooting Table
251
Check ABS
262
Question and Answer for ABS
266
Tests and Adjustments of Four-Wheel Positioning
268
Basic Tests and Checks
268
Preparations Prior to Adjustments
268
Rim Section and Tire
268
Points of Attention for the Rim Sections and Tires
270
Tire Replacements
270
Tire Pressure
270
Adjustment of Tire Balance
271
Checks on the Looseness of Wheel Bearings
272
Positioning of Rear Wheels
273
Measure the Height of the Car
273
The Front Measuring Point
273
The Rear Measuring Point
273
Place the Wheel Positioning Device or the Positioning Tester on the Wheel
274
Front Wheel Positioning
274
Measure the Car Height
274
Main Pin Backward Tilting Angle
275
Camber Angle
275
Toe-In
276
Guide to Trouble-Shooting
277
The Toe-In and Camber Angle of the Rear Wheels Cannot be Adjusted
277
Suspension System
279
Tautness for Various Fasteners
279
Specifications
279
Front Suspension Frame
280
Maintenance of the Front Suspension Frame
280
Configuration Diagram of Front Suspension Frame
280
Spiral Spring and Dampener (Supporting Column)
282
Checking the Dampener
283
Disposal of the Front Dampener
283
Removal and Installation of the Lower Swinging Arm Assembly
286
Rear Suspension Frame
287
Rear Suspension Service
287
Rear Suspension Parts
287
Dampener
288
Vertical Swinging Arm and Its Sleeve
288
Removal and Installation of the Horizontal Stabilizing Rod and Rear Bridge
289
Steering System
291
Torque Specifications
291
Nipple Torque Specifications
291
Manipulate Part Overhaul
292
Control Institute
293
Steering Wheel Removal
293
Removal of the Steering Column Assembly
293
Manual Steering Gear Components
294
Removal of Power Steering Gear Assembly
295
Fixture
296
Steering Wheel and Steering Column
296
On Close and Locking Position, Demand Larger Locking Force
297
Steering Wheel Looseness
297
Steering Shaft Check
297
Steering Column Looseness
297
Steering Column Replace
299
Power Steering System
301
Exterior Identify
301
Power Steering Box
301
Power Steering Service Schematic Diagram
302
Steering System Fizzy Noise
303
Steering System Chatter Noise
303
Power Steering Box Diagnosis
304
Fizzy Noise
304
Power Steering Box and Steering Pump Leak
304
Power Steering Box Diagnosis Procedure
304
Power Steering Pump Replace
305
Rinse Power Steering System
306
Power Steering Box Replace
306
Start System
308
Summary
308
Start Circuit
308
Starter Motor
308
Fault Diagnoses
310
Disassemble and Repair Starter Motor
311
Magnet Switch Assembly
312
Starter Motor Assembly
312
Check and Repair
316
Armature
316
Earthing
316
Open Circuit
316
Surface of the Rectifier
317
Starter Motor Bracket
317
Brush Holder
317
Overspeed Clutch
317
Magnet Switch
318
Motor Shaft and Shaft Liner
318
Performance Test
319
Attraction Test
319
Retention Test
319
Empty Load Performance Test
319
Starter Technical Data
320
Charging System
321
Battery
321
General Information
321
Visual Inspection
321
Carrier and Holding-Down Clamp
322
Sulfation
322
Maintenance of Battery
322
With Assistant Battery
323
With Charging Equipment
324
Off -Vehicle Maintenance
324
Generator
326
Trouble Shooting
328
Fault Indicator Comes on
329
Unchargable Battery
329
Voltmeter
330
Ammeter
330
Zero-Load Check
330
Higher Voltage
331
Lower Voltage
331
Loading Check
331
Overcharged Battery
332
Overhaul
332
Maintenance of Car Body Electric Equipment
339
Maintenance Notice Proceeding
339
Car Body Electric Equipment Common Fault Clearance
340
Car Body Electric Equipment Fault Clearance
340
Lamplight System Operation Guide
347
Small Lamp, Headlight Switch
347
Headlight Change Beam Switch
347
Headlight Glitter Switch
348
Front Foglight / Rear Foglight Switch
348
Turn Signal Light Switch
349
Regulator of Instrument Illumination and Headlight Beam Height
350
Interior Ceiling Light Switch
351
Luggage Compartment Illuminating Lamp
351
Hazard Warning Flashlight Switch
351
Removal and Installation of Entire Vehicle Lighting Assembly
352
Explanation of Lighting System
352
Removal and Installation of Front Foglight
353
Removal and Installation of Front Turn Signal Lamp
354
Removal and Installation of License Plate Lamp Protective Board and License Plate Lamp
355
Removal and Installation of Rear Foglight
356
Removal and Installation of Interior Ceiling Light
356
Removal and Installation of High-Mounted Stop Lamp
357
Inspection and Repair of BCM Computer Control System
358
BCM Location, Disassembly and Assembly
358
Function Theory of Antitheft Control System
359
Power Window
359
Central Door Lock
359
Remote Antitheft Function
360
Code Setting Mode
361
Engine Control
361
Inspection and Repair of Antitheft Controller System
361
Check Remote Control
361
Check BCM Computer
362
Inspection and Repair of BCM Computer (Antitheft Computer) Circuit
364
Check of BCM Computer (Antitheft Computer) Circuit
364
Division and Match of QQ Remote Controls
367
9AK, One Module
368
Module 2
368
Match Methods
368
9CG Match Methods
368
Operation Process
369
Operation and Maintenance of Audio System
370
Panel of Audio System and Air Conditioner (Option)
370
Power ON/OFF (POWER)
370
Mode Selection (MODE)
371
Clock Function Key (CLK)
371
Automatic Preset Save Key (AS)
371
Save Key (1-6)
372
Tuning Key
372
Notes for Radio Operation
372
Notes for Tape Player Operation
372
CD Player Panel (Option) (Illustrated Just by Using VDO CD Player and Please Refer to the Supplied Specifications for Other Players)
373
Notes for Function Keys
373
Automatic Music Scan System
374
Audio System Maintenance
374
Audio Circuit Diagram
375
Disassembly and Assembly of the Audio System
376
Disassembly and Assembly of Speakers
376
Disassembly and Assembly of the Antenna
377
Inspection and Repair of Other Accessories
378
The Structure and Maintenance of Wiper and Wash Equipment
378
The Structure of Wiper and Wash Equipment
378
Structure of the Wiper
379
Circuit Diagram of the Wiper and Wash Equipment
381
Inspection and Repair of Wiper and Wash Equipment
382
Removal of Wiping Rubber Strip
382
Adjustment of the Position of Crankshaft
382
Replacing the Wiper Abutment
382
Installation of the Wiper Abutment
383
Inspection of Conduction of Wiper Switch and Washer Switch
383
Figure Inspection of Wiper and Washer Switches
384
Inspection of the Operation of the Front Washer
384
Figure Inspection of the Operation of the Front Washer
384
Inspection of the Performance of the Front Wiper Motor
384
Trouble-Shooting of the Wiper and Wash Equipment
385
Figure Inspection of the Performance of the Front Wiper Motor
385
Trouble-Shooting Chart of Wiper and Washing Equipment
385
Inspection and Repair of Horns
386
Table Typical Troubleshooting and Solutions of Horn
386
Inspection and Repair of the Defrost System
387
Schematic View of the Defrost System
387
Inspection of the Defroster Switch
387
Inspection of Defroster Wiring
388
Inspection of Voltage
388
Inspection of Voltage of Midpoint of the Defroster Wire
388
Detection of the Broken Point of the Defroster Wiring
389
Repairing of the Defroster Wiring
389
The Function of Power Windows Timer
390
The Function of Power Windows
390
Stepping Mode Power Window
390
Supplying Circuit of Power Window (See Theftproof Computer)
391
Inspection of the Circuit of the Power Window
391
Inspection and Repair of Electric Components
391
Figure Inspection of Conductance of Power Window Main Switch
392
Window Secure Switch
392
Description of the Switches
393
Inspection of Conductance of Power Window Switch
393
Inspection of Left Front Door Motor
394
Table Typical Troubleshooting of Power Windows
394
Inspection and Repair of the Control Device of Electric Door Lock
395
Description of the Operation of Central Control Door Lock
395
Door Lock
396
Operating Mode
396
Inspection and Repair of the Central Control Door Lock
396
Circuit Diagram
397
The Structure, Inspection and Repair of the Power Rearview Mirror
398
Internal Rearview Mirror
398
Technical Parameter
398
Explosive View
399
Usage/Operation Guide and Warning
399
Power Rearview Mirror
400
Inspection of Power Rearview Mirror
402
Electric Circuit Diagram of Power Rearview Mirror
402
Fuse and Relay
404
Internal Fuse Box below the Instrument Console
404
Fuse and Relay of the Engine Chamber
405
Air-Conditioning
407
Major Parts of the Air-Conditioning and Refrigerant Flow Chart
407
Function Descriptions of each Part
408
Compressor
408
Electric Magnetic Clutch
408
Condensator
409
Diagram for the Clutch Fitted on the Compressor
409
Receiver Drier
409
High-Low Pressure Protection Switch
410
Expansion Valve
410
Evaporator
410
Function of each Control Element
411
Engine Computer Air Conditioning Circuit Diagram
412
Principle of Operation
414
Safety Cautions for Air Conditioning System
415
Items of Tools and Devices
417
Operating Method for the Manifold Pressure Meter
417
Manifold Pressure Meter
418
Functions of the Manifold Pressure Meter
418
Operating Method of the Recovery Device for Refrigerant
419
Recovery Refrigerant from the Refrigerating Device
419
Operating Method for Recovery Device
420
Installation of Air-Conditioning System
420
Preparation before Installation
420
Preparation for Parts of Air Conditioner
421
Cautions During Installation
421
Recovery, Evacuation and Charge
422
Recovery of Refrigerant
422
Evacuation
422
Refrigerant Charge
423
Refrigerant Charging Procedure
424
Remove Manifold Pressure Meter
425
Trouble-Shooting
426
Trouble-Shooting Chart
426
Trouble-Shooting Chart Electron Temperature Control System
427
Maintenance On-Board
430
Wiring
430
Refrigerating Return Pipe
430
Recovery of the Refrigerant
431
Management of Refrigerant
431
Check Refrigerant System with Manifold Measurement Unit
432
Insufficient Refrigerant
434
Symptom Insufficient Cold Air
434
Refrigerant Circulation Is out of Condition
435
Refrigerant Doesn’t Circulate
435
Symptom Without Cold Air (Sometimes There Has Cold Air)
435
Excessive Charge of Refrigerant or Insufficient Refrigerating of Condensator Symptom Insufficient Cold Air
436
Air Exists in Refrigeration System
437
Symptom Inadequate Temperature Reduction
437
Symptom Inadequate Cold Air
438
Compression of the Compressor Is out of Condition
438
Symptom Without Cold Air
438
Check and Maintenance for Refrigeration System
439
Thermistor of the Evaporator
442
Refrigeration Pipe
443
Circuit Elements
443
Compression System
445
Air Bag System
448
Maintenance and Use of Air Bag
448
Diagnose
448
Inspection of SRS Diagnostic System
448
Maintenance and Service of SRS System
449
Disconnecting Airbag
449
Connecting Airbag
450
Operation, Installation and Diagnosis
450
Repair and Check after Accident
450
Replacing Airbag Parts after Activation in Accident
450
Checking Airbag Parts after Inactivation in Accident
451
Sensor and Diagnostic Module (SDM)
451
Disassembling Procedure
451
Assembling Procedure
451
Air Bag Module of Driver Side
452
Disconnecting Battery Cathode (-)
452
Centering Steering Wheel
452
Hairspring
453
Disposal of Activated Airbag
455
Activating Procedure
455
Activated Airbag
456
Activating Airbag (Outside Vehicle)
456
Activating Airbag before Disposal
457
Maintenance of SRS Wire Harness
457
Maintenance of Harness Connector
457
Maintenance of Harness
457
Engine Hood and Luggage Compartment
459
Removal of the Engine Hood
459
Door
468
Disassembly of Front Door
468
Removal of Front Door Horn
470
Removal of Front Indoor Light
470
Removal of Front Door Switch
471
Adjustment of Front Door
472
Removal of Door Glass
472
Adjustment of Door Glass
473
Removal of Window Winder
474
Removal of Front Door Weather Strip
474
Seat and Belt
475
Removal of Front Seat
475
Removal of Rear Seat
475
Removal of Backrest
476
Dismantlement of Backrest Lock
477
Removal of Safety Belt of Rear Seat
477
Interior Accessories
478
Removal of Vehicle Roof Panel
478
Removal of Radio
479
Removal of A/C Panel
480
Removal of Back Light Switch
480
Removal of Fog Lamp Switch
480
Removal of Antenna
481
Outside Accessories
482
Removal of Rearview Mirror
482
Removal of Headlamp
483
Removal of Horn
483
Removal of Tail Surface
483
Removal of High-Mount Stop Lamp
484
Removal of Fuel Tank Lid
485
Removing Windshield
486
Remove Rear Window Glass
493
Install Rear Window Glass
494
Wiper
498
Remove Blade
498
Remove Jet Washer
499
Washer Motors
500
Remove Nozzle
500
Sun-Roof
501
Remove Sun-Roof Assembly
501
Sun-Roof Adjustment
502
Bumper
504
Loosen Four Fixing Screws on Left and Right
509
Attachment
510
Explanation of S11 Entire Vehicle Circuitry and Pins
512
Harness in Engine Compartment
513
The Distribution of Engine Compartment Harness
513
Engine Harness
514
Instrument Wire Harness
517
Interior Wire Harness
519
Arrangement of Interior Wire Harness
519
Service of Car Body Sheet Metal Work
520
Overview of Maintenance for Four Doors and Two Lids
520
Structure of Door
520
Technological Process of Door Maintenance
521
Main Content of Door Maintenance
522
Basic Method of Door Maintenance
523
Trimming the Rough and Uneven Surface
523
Recovery of Stretchable Position
524
Heating Position and Flame Energy
525
Heating Mode
525
Cooling Contraction Mode
526
Made-Up in Digging Style and Restore
526
Recovery of Fold
527
Welding of Four Doors and Two Lids
527
Installation of Four Doors and Two Lids
528
Dimension of Vehicle Body
530
Side View
530
C-C the Cross Section, Request of Clearance and Plane
532
MA the Cross Section Enlarging Figure, Request of Plane Is 0±1
533
MB the Cross Section Enlarging Figure, Request of Plane Is 0±1
533
D-D the Cross Section, Request of Clearance and Plane
534
E-E the Cross Section, Request of Clearance and Plane
534
F-F the Cross Section, Request of Clearance and Plane
535
G-G the Cross Section, Request or Clearance and Alignment
535
H-H the Cross Section, Request of Clearance and Plane
536
J-J the Cross Section, Request of Clearance and Plane
536
K-K the Cross Section, Request of Clearance and Plane
537
L-L the Cross Section, Request of Clearance and Plane
537
Front View Figure
538
M-M the Cross Section, Request of Clearance and Plane
540
MC the Cross Section Enlarging Figure, Request of Plane 0±1
540
MD the Cross Section Enlarging Figure, Request of Plane Is 0±1
541
ME the Cross Section Enlarging Figure, Request of Plane Is 0±1
541
MF the Cross Section Enlarging Figure, Request of Plane Is 0±1
542
N-N the Cross Section, Request of Clearance and Plane
542
P-P the Cross Section, Request of Clearance and Plane
543
Planeq-Q the Cross Section, Request of Clearance and Plane
543
Rear View Figure
544
R-R the Cross Section, Request of Clearance and Plane
545
S-S the Cross Section, Request of Clearance and Plane
545
T-T the Cross Section, Request of Clearance and Plane
546
U-U the Cross Section, Request of Clearance and Plane
546
V-V the Cross Section, Request of Clearance and Plane
547
W-W the Cross Section, Request of Clearance and Plane
547
Dimension of Engine Room
548
Distance Dimension between Two Points of Every Part
549
Crossbeam Size
551
Reference Point --- Symmetry
552
Reference Points
552
Diagnostic Information and Procedures
552
Inspection of Alignment
552
Inspection of Alignment – Bottom Vehicle Body
553
Explanation and Operation
553
Explanation of Datum
553
Forming and Perforation
553
Table of Contents
556
Characteristics of the Clutch
558
Drive Ratios of the Transmission
559
Parts Related to Mechanical Transmission
560
Frequently Changed Parts
560
Brief Introduction to Mechanical Transmission
561
Suggestions about Mechanical Transmission
562
Automated Mechanical Transmission
562
Throttle Box
562
Electronically Controlled Hydraulic Unit
562
Schematic Diagram of Mechanical Transmission
563
Mechanical Transmission Performance
564
Mechanical Transmission - Electric Controlled Hydraulic Unit
564
Mechanical Transmission-Electronically Controlled Hydraulic Unit
565
Mechanical Transmission - Energy Storage
568
Mechanical Transmission - Electric Pump Set
569
Mechanical Transmission - Pump
570
Oil Filling into Oil Tank
571
Mechanical Transmission - Oil Tank
572
Mechanical Transmission - Clutch Mode
573
Mechanical Transmission - Drive Mechanism Module
576
Mechanical Transmission - Electromagnetic Valve
579
Mechanical Transmission - Engagement Position Sensor
581
Mechanical Transmission - Gear Position Selection Sensor
582
Mechanical Transmission - Clutch Position Sensor
583
Mechanical Transmission - Pressure Sensor
584
Mechanical Transmission - Clutch Speed Sensor
585
Mechanical Transmission - Relay
587
Mechanical Transmission - Fuse
588
Mechanical Transmission - Wear Harness
589
Mechanical Transmission - Gearshift Lever
590
Mechanical Transmission - Special Requirements on Replacement of System Components
592
Control of Machine Parts - Main Cylinder
595
Control of Machine Parts - Servo Brake
597
Control of Machine Parts - Air Filter & Servo Brake Check Valve
599
Brake System
600
Brake System Introduction
601
Composition of Ordinary Brake System
602
Brake Booster
603
Brake Booster Not in Braking
604
Brake Booster in Braking
605
Brake Booster Structure
606
Brake Booster in the Retained Position
609
Brake Booster in the Released Position
610
Purpose of Brake Master Cylinder
611
Brake Master Cylinder Structure
612
Brake Master Cylinder Not in Braking
613
Brake Master Cylinder in Braking
614
Brake Master Cylinder When Released (1)
615
Brake Master Cylinder When Released (2)
616
Rear-End Leakage
617
Front-End Leakage
618
Proportioning Valve
619
Importance of Proportioning Valve
620
Loads on Front and Rear Wheels Are Different
620
The Risk of too Early Locking of Rear Wheels
620
Measure to Prevent the above Problem from Happening
620
Requirements on Rear-Wheel Brake Force
621
Working Principle of Proportioning Valve
623
When the Pressure Is Zero
623
When the Pressure Is Low
624
When the Pressure Is High
625
When the Braking Pressure Is Low
626
When the Braking Pressure Is High
627
When the Brake Pedal Is Released
628
Disc Brake
629
Front-Wheel Brake
630
Rear-Wheel Brake
631
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