Jlg 67SL Service Manual manuals

Jlg 67SL Service Manual User Manual (152 pages)

Brand: Jlg | Category: Special machinery | Size: 8.38 MB |

English

Table of contents

March 7, 2008

1

PRECAUTIONS

3

REVISION LOG

4

TABLE OF CONTENTS

10

11

SECTION 1. SPECIFICATIONS

13

SECTION 1 - SPECIFICATIONS

14

1.8 PRESSURE SETTING

16

1.9 MAJOR COMPONENT WEIGHTS

16

1.11 LUBRICATION

16

SECTION 2. GENERAL

21

2.2 SERVICE AND GUIDELINES

22

Safety and Workmanship

22

Cleanliness

22

SECTION 2 - GENERAL

23

Hydraulic System

24

Hydraulic Oil

24

Changing Hydraulic Oil

24

Lubrication Specifications

24

2.4 OPERATOR MAINTENANCE

25

2.5 CYLINDER DRIFT TEST

29

Lift Cylinder Drift

29

INSPECTION SCHEDULE

30

3.1 OPERATING CHARACTERISTICS

33

Leveling Jacks

33

3.2 WHEEL ASSEMBLY

33

Drive System

33

Drive Hub

34

Roll Test

34

Leak Test

34

Lubricant

34

Tire Replacement

35

Wheel Replacement

35

3-4 – JLG Lift – 3121322

36

Drive Motor Side

37

3-6 – JLG Lift – 3121322

38

Drive Motor

39

Motor Disassembly

40

Motor Assembly

40

3.3 STEERING ASSEMBLY

41

3.4 REAR AXLE ASSEMBLY

42

3121322 – JLG Lift – 3-11

43

3-12 – JLG Lift – 3121322

44

3.6 ENGINE COMPARTMENT

45

Hood Assembly

45

Deutz Engine

46

Engine Tray Slide

47

Glow Plugs

48

Engine Solenoid

48

Gear Pump Assembly

49

3-18 – JLG Lift – 3121322

50

Exhaust Pipe Assembly

51

Air Filter Assembly

52

Engine Removal

53

Hydraulic Tank

54

Pressure Filter

55

3.7 FUEL TANK

56

3.8 GROUND CONTROL PANEL

57

Schematic

58

3.10 PLATFORM

59

Platform Control Box

59

Joystick Controller

60

Receptacles

61

Extension End Rails

62

Extension Side Rails

63

Main Platform End Rails

64

Main Platform Side Rails

65

Platform Removal

66

3121322 – JLG Lift – 3-35

67

3.11 LADDER INSTALLATION

68

3121322 – JLG Lift – 3-37

69

3.13 SCISSOR ARMS

70

Limit Switches

70

STRAP STRAP

71

3-40 – JLG Lift – 3121322

72

3121322 – JLG Lift – 3-41

73

Lift Cylinder Removal

74

Scissor Arms Disassembly

75

3-44 – JLG Lift – 3121322

76

SECTION 4. HYDRAULICS

77

4.4 CYLINDER REPAIR

78

4-4 – JLG Lift – 3121322

80

Cleaning and Inspection

81

3121322 – JLG Lift – 4-7

83

Setscrews

84

3121322 – JLG Lift – 4-9

85

4.5 VALVES

91

Valve Compartment

91

Brake Valve

92

Main Valve Block

93

Steering Valve

94

Drive Valve

96

Hand Pump

97

Lift/Lower Valve Block

98

Platform Lower Flow Valve

99

Outrigger Safety Valves

99

SECTION 4 - HYDRAULICS

100

COMPLEX 2

101

NIVOLUX 2

101

5.2 CONTROL CARD COMPLEX 2

102

Functions

102

3121322 – JLG Lift – 5-3

103

INPUT SIGNAL

104

OUTPUT SIGNAL

104

5-4 – JLG Lift– 3121322

104

Introduction

105

The System

105

Operation

105

NIVOLUX Board LED’s

106

3121322 – JLG Lift – 5-7

107

5-8 – JLG Lift– 3121322

108

Relay K3

109

Height Limit Switches

109

Tilt Switch

110

Outrigger Limit Switches

110

Pressure Switch

110

5.7 ENGINE CONTROL SYSTEM

111

Functional Description

111

5-12 – JLG Lift– 3121322

112

3121322 – JLG Lift – 6-1

113

6-2 – JLG Lift – 3121322

114

3121322 – JLG Lift – 6-3

115

Requirements:

116

Procedure

116

3121322 – JLG Lift – 6-5

117

Assembly

118

3121322 – JLG Lift – 6-7

119

Disassembly

120

Wedge Lock

120

Service - Voltage Reading

121

DT/DTP Series Assembly

122

DT/DTP Series Disassembly

122

HD30/HDP20 Series Assembly

122

HD30/HDP20 Series Disassembly

123

Electrical Schematic

124

Circuit Board Complex 2

125

6-14 – JLG Lift – 3121322

126

3121322 – JLG Lift – 6-15

127

6-16 – JLG Lift – 3121322

128

3121322 – JLG Lift – 6-17

129

6-18 – JLG Lift – 3121322

130

3121322 – JLG Lift – 6-19

131

6-20 – JLG Lift – 3121322

132

3121322 – JLG Lift – 6-21

133

6-22 – JLG Lift – 3121322

134

3121322 – JLG Lift – 6-23

135

6-24 – JLG Lift – 3121322

136

3121322 – JLG Lift – 6-25

137

6-26 – JLG Lift – 3121322

138

3121322 – JLG Lift – 6-27

139

6-28 – JLG Lift – 3121322

140

3121322 – JLG Lift – 6-29

141

6-30 – JLG Lift – 3121322

142

3121322 – JLG Lift – 6-31

143

6-32 – JLG Lift – 3121322

144

E900065 C

145

Electrical Diagram

146

3121322 – JLG Lift – 6-35

147

Hydraulic Diagram

148

3121322 – JLG Lift – 6-37

149

Hydraulic Schematic

150

JLG Worldwide Locations

152

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