Daewoo GC15S-2 manuals

Daewoo GC15S-2 Service Manual (88 pages)

Brand: Daewoo | Category: Engine | Size: 3.66 MB |

English

Table of contents

Service Manual

1

Important Safety Information

2

IMPORTANT DEFINITIONS

4

WORKING WITH LPG

8

EQUIPMENT

8

LPG Fuel Supply

9

LPG Fuel Tanks

10

Installing LPG Fuel Tanks

10

LPG Fuel Tank Components

11

Fuel Gauge

11

Service Valve

11

Quick Disconnect Coupling

12

Filler Valve

12

Specifications(G420E)

14

Specifications(G424E)

15

OVERVIEW

16

Open Loop LP Fuel System

17

MI-04 LP Fuel Filter

18

MI-04 N-2001

19

Regulator/Converter

19

N-2001 Theory of Operation

20

MI-04 N-CA55-500TR Mixer

21

N-CA55-500-TR Air/Fuel Mixer

21

Theory of Operation

21

Electronic

22

Throttle

22

Figure 19

22

MI-04 Electronic Throttle

23

MI-04 Fuel Trim Valve

24

Heated Exhaust Gas Oxygen

25

Sensor (HEGO)

25

MI-04 SECM

26

(General Description)

26

(Fuel Management)

26

Catalytic Muffler

27

(Load/Speed Management)

28

Power,hp(corrected)

29

MI-04 Ignition management

30

Figure 31

32

Replace LP Fuel Filter

33

Element

33

(C) Fuel Trim Valve

34

(G) LP mixer

34

(F) TMAP Sensor

35

Maintenance Schedule

36

Interval Hours

37

CHECK POINT

37

Carburetor Section

37

Basic Troubleshooting

38

Engine Cranking

39

Difficult to Start

39

Engine Stalls

42

Rough Idle

42

High Idle Speed

43

Poor High Speed

43

Performance

43

Excessive Fuel

44

Consumption/LP

44

G Exhaust Smell

44

Advanced Diagnostics

45

Reading Diagnostic Fault

45

Displaying Fault Codes (DFC)

46

From SECM Memory

46

Clearing Fault (DFC) Codes

46

Fault Action Descriptions

46

Fault List Definitions

47

Figure E1

61

Figure E2

62

Resistance Checks

63

Voltage Checks

64

/CONVERTER

65

Hose Connections

66

N2001 Removal Steps:

67

N2001 Regulator

68

Disassembly Steps:

68

Figure R7

69

Figure R8

69

Figure R9

69

N2001 Disassembled Service

70

Removal and Installation of

71

N-CA55-500TR Mixer

72

Removal Steps:

72

N-CA55-500TR Disassembly

73

N-CA55-500TR Disassembled

75

Service

75

Installing the

76

Mixer/Throttle Assembly

76

Figure M18 Figure M19

77

Figure M20

78

N2001 Service Testing

79

Primary Stage Test Hardware

80

Primary Stage Pressure Test

80

Figure R13

81

N-CA55-500TR Service AVV

82

(Air Valve Vacuum) Testing

82

Ignition Timing Adjustment

83

Figure G6 Figure G8

85

Figure G7

85

Idle Mixture Adjustment

86

Figure 10 Figure 11

87

CHAPTER 10 SERVICE TOOL KIT

88

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