manuais Generac Power Systems NP-40G

Generac power systems NP-40G Manual do Utilizador (126 páginas)

Marca: Generac-power-systems | Categoria: Geradores | Tamanho: 1.26 MB |

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Índice

COMPUTER

1

CONTROLLED

1

VARIABLE

1

SPEED RV

1

GENERATORS

1

REPLACEMENT PARTS

2

GENERATOR

4

Magnetism

5

Electromagnetic Fields

5

Electromagnetic induction

5

Alternating Current

5

Electrical Units

6

Ohm’s Law

7

Reactance in AC Circuits

7

Page 1.1-4

8

Why Variable

9

Speed Control?

9

Page 1.1-6

10

Upper Fan Housing

11

Upper Cooling Fan

11

Permanent Magnet Rotor

11

H T1M1 (

12

I (7»CT«r

12

The Genistor

13

The CCG Circuit Board

13

Circuit Board (Continued)

14

Operational Description

15

Page 1.3-2

16

Dirt and Moisture

17

Insuiation Resistance Testers

17

Stator Leads

17

Preparation for Tests

17

Test All Stator Windings to

18

Ground (Continued)

18

Results of Tests

18

Cleaning the Generator

18

Drying the Generator

19

Page 1.4-4

20

Stator Assembly

21

TESTING POWER PHASE WINDINGS

22

TESTING THE TIMING WINDING:

22

Genistor

23

(Continued)

24

Testing the CCG Circuit Board

24

Page 1.5-5

25

Page 1.5-6

26

Section 1.6- CONTROL PANEL

27

Section 1.7- SHEET METAL

29

MECHANICAL

33

4-Cycle Engine Theory

34

Recommended Fuels

35

Recommended Engine Oil

35

Storage Instructions

35

Engine Tuneup

36

37

Section 2.2- VALVE TRAIN

38

Figure 6

39

Figure 7

39

BE SURE TO LUBRICATE VALVE

40

GUIDES A STEMSI

40

2.747-2.748 In

44

69.789-69.809mm

44

2.753-2.754 In

44

69.939-89-959tnm

44

Page 2.3-1

44

1ST COMPRESSION RING

45

Connecting Rod

46

Assembly and Installation

46

Cylinder Service

46

Cylinder Service (Continued)

47

Crankcase Cover Removal

48

Camshaft Removal

48

Crankshaft Removal

48

Camshaft Inspection

48

Crankshaft Inspection:

49

Compression Release Mechanism

50

Installing the Crankshaft

50

Installing the Camshaft

50

Page 2.4-4

51

GASOLINE

52

Recommended Fuel

53

Evaporation Control Systems

53

Page 3.1-2

54

Air Cleaner

55

Air Intake

55

Page 3.2-2

56

Fuel Filter

57

Page 3.3-2

58

Section 3.4- CARBURETOR

59

Section 3,5- AUTOMATIC CHOKE

63

Section 3.5- AUTOMATIC CHOKE

64

CCG Circuit Board

65

Stepper Motor

65

Stepper Motor Probiems

65

Testing the Stepper Motor

66

GASEOUS

67

General Information

68

Advantages of Gaseous Fuels

68

Fuel System Components

68

Vapor Withdrawal

68

Important Considerations

68

Fuei Suppiy Lines

69

Excess Fiow Vaive

69

Gaseous Carburetion

70

Leakage Testing

70

Page 4.1-4

71

Parts List for Figure 1

72

Adjustments

72

The LP Gas Regulator

72

Page 4.2-2

73

Section 4.3- CARBURETOR

74

ENGINE OIL

76

& COOLING

76

Introduction to Oil System

77

Oil Flow

77

Oil Pickup Screen

77

Oil Pump

77

Oil Pump (Continued)

78

Crankshaft Oil Seals

78

Pressure Relief Valve

78

Breather Assembly

78

Oil Sump

79

Oil Filter Support

79

Page 5.1-4

80

Generator Air Flow

81

Compensating for Restrictions

81

VEHCIE FLOOR

82

ELECTRICAL

83

CUSTOMER SUPPLIED

84

How it Works (Continued)

85

ToncnsTT

86

Page 6.2-2

87

Battery (Continued)

89

Start-Run-Stop Switch (SW1)

89

Starter Contactor

89

Refer to Section 6^

90

Page 6.3-4

91

Ignition Cage Assembly

92

Ignition Sensor

92

Page 6.4-2

93

________________

94

16,000-17,000 OHMS

95

A. Schematic

96

Oil Temperature Switch

97

TOTAL HOURS

98

Page 6.6-2

99

TROUBLE

100

SHOOTING

100

Page 7.1-1

101

Page 7.1-2

102

Introduction

103

2- Engine Will Not Crank

104

Page 7.2-3

105

Page 7.2-4

106

_________

107

Test 1- Check 15 Amp Fuse

108

Test 2- Check Power to Switch

108

Page 7.2-7

109

Page 7.2-8

110

Page 7.2-9

111

Page 7.2-10

112

Test 22-Test Automatic Choke

113

Test 23- Check Carburetion

113

Test 24- Check Engine

113

Test 27- Test CCG System

114

_____________

115

Page 7.2-14

116

SPECIFICA

117

TIONS AND

117

Page 8-1

118

Page 8-2

119

Page 8-3

120

Engine Specifications

121

MODEL NO. GN-190

122

Page 8-5

122

MODEL NO

123

Page 8-6

123

GN-190 GN-220

124

Page 8-7

124

Engine Torque Specifications

125

Page 8-9

126

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