**Discover the Unparalleled Engineering of the 40H 40H 6: A Masterpiece of Automotive Innovation**
Prepare to embark on an extraordinary journey as we unveil the exceptional 40H 40H 6, a vehicle that defies expectations and redefines the boundaries of automotive excellence. Its sleek silhouette, meticulously crafted with aerodynamic precision, hints at the exhilarating performance that lies within.
At the heart of the 40H 40H 6 beats an engine that is a testament to engineering ingenuity. Every combustion cycle orchestrates a symphony of power and efficiency, delivering seamless acceleration and effortless cruising. The advanced powertrain seamlessly adapts to your driving style, ensuring an optimal balance between exhilaration and fuel economy.
The spacious cabin of the 40H 40H 6 welcomes you with a sanctuary of comfort and refinement. Ergonomic seats, adorned in supple leather, cradle you in luxurious embrace, providing exceptional support even during extended drives. State-of-the-art amenities elevate your experience, including an intuitive infotainment system that seamlessly connects you to your digital world.
Beyond its aesthetic appeal and technological brilliance, the 40H 40H 6 prioritizes your safety with an unwavering commitment. Its robust chassis and advanced safety systems work in harmony to protect you and your loved ones on every journey. Lane departure warnings, blind spot monitoring, and automatic emergency braking are just a few of the features that provide peace of mind in even the most challenging driving conditions.
Whether you seek exhilarating performance, unparalleled comfort, or impenetrable safety, the 40H 40H 6 stands as the definitive choice. It is a vehicle that embodies the pinnacle of automotive artistry, destined to leave an enduring legacy on the world of transportation.
40H 40H 6 Service Manual
PDF Format
152 pgs
SUBJECT - SECTION, PARAGRAPH PAGE NO.
SECTION A - INTRODUCTION - MAINTENANCE SAFETY PRECAUTIONS
A.A General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .a
A.B Hydraulic System Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .a
A.C Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .a
EFFECTIVITY CHANGES. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .b
TABLE OF CONTENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .I
LIST OF ILLUSTRATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .II
LIST OF TABLES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .III
SECTION 1 - SPECIFICATIONS
1.1 Capacities.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-1
1.2 Component Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-1
1.3 Performance Data.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-3
1.4 Torque Requirements.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-3
1.5 Lubrication. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-3
1.6 Pressure Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-8
1.7 Cylinder Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-9
1.8 Boom Tape . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-9
1.9 Major Components Weights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-10
1.10 Critical Stability Weights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-10
1.11 Serial Number Location (See Figure 1-4.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-10
SECTION 2 - PROCEDURES
2.1 General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-1
2.2 Servicing And Maintenance Guidelines. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-1
2.3 Lubrication Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-2
2.4 Cylinders - Theory Of Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-3
2.5 Valves - Theory Of Operation.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-3
2.6 Boom Chains. (See Figure 2-1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-4
2.7 Wear Pads. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-6
2.8 Cylinder Checking Procedure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-7
2.9 Cylinder Repair.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-9
2.10 Cylinder Removal And Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-12
2.11 Boom Maintenance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-14
2.12 Tilt Alarm Switch.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-19
2.13 Horizontal High Speed Cutout Switch Adjustment Procedure. . . . . . . . . . . . . . . . . . . . . . . . . . . .2-19
2.14 Governor Checks And Addco Adjustment, Ford. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-20
2.15 Throttle Checks And Precision Governor Adjustments, Addco (See Figure 2-6.) . . . . . . . . . . . . .2-21
2.16 Electric Governor And Adjustments - Ford Engines. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-22
2.17 Throttle Checks And Adjustments - Deutz F2l511 Engine. (See Figure 2-8.) . . . . . . . . . . . . . . . .2-29
2.18 Throttle Checks And Adjustments Wisconsin Engine. (See Figure 2-9.). . . . . . . . . . . . . . . . . . . .2-33
2.19 Throttle Checks And Adjustments - Deutz F3l912 Engine. (See Figure 2-10.) . . . . . . . . . . . . . . .2-35
2.20 Throttle Checks And Adjustments - Deutz Engine F3l1011. (See Figure 2-11.) . . . . . . . . . . . . . .2-35
2.21 Pressure Setting Procedures. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-38
2.22 Racine Proportional Air Gap Adjustment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-58
2.23 Swing Bearing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-59
2.24 Torque Hub, 2w/d. (See Figure 2-36.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-63
2.25 Torque Hub 4wd. (See Figure 2-37.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-66
2.26 Swing Drive Brake, Mico (Machines Built Prior To May 1992). (See Figure 2-39.) . . . . . . . . . . . .2-71
2.27 Drive Brake, Mico. (Machines Built Prior To May 1992)(See Figure 2-40.) . . . . . . . . . . . . . . . . . .2-72
2.28 Swing Drive Brake, Ausco (Machines Built Prior To May 1992). (See Figure 2-41.) . . . . . . . . . . .2-75
2.29 Drive Brake, Ausco. (Machines Built Prior To May 1992) (See Figure 2-43.). . . . . . . . . . . . . . . . .2-77
2.30 Drive Brake, Mico. (Machines Built From May 1992 To S/n 33476) (See Figure 2-44.) . . . . . . . .2-79
2.31 Swing Brake, Mico. (Machines Built From May 1992 To S/n 33476) (See Figure 2-45.). . . . . . . .2-81
3120240 – JLG Lift – i
TABLE OF CONTENTS (Continued)
2.32 Drive Brake, Mico. (Machines Built From S/n 33476 To Present) (See Figure 2-46.) . . . . . . . . . .2-83
2.33 Swing Brake, Mico.(Machines Built From S/n 33476 To Present) (See Figure 2-46.) . . . . . . . . . .2-85
2.34 Controllers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-87
2.35 Oscillating Axle Bleeding Procedure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-87
2.36 Oscillating Axle Lockout Test.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-88
2.37 Basket Rotator Brake. (See Figure 2-48.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-89
2.38 Free Wheeling Option. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-89
2.39 Spark Arrestor Mufflers.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-89
2.40 Footswitch Adjustment.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-89
2.41 Hydraulic Pump W/hayes Pump Drive Coupling Lubrication. . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-89
2.42 Dual Fuel System. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-89
2.43 Preventive Maintenance And Inspection Schedule. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-90
2.44 Capacity Indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-92
SECTION 3 - TROUBLESHOOTING
3.1 General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-1
3.2 Troubleshooting Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-1
3.3 Hydraulic Circuit Checks. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-1
LIST OF FIGURES
FIGURE NO. TITLE PAGE NO.
1-1. Torque Chart. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-5
1-2. Lubrication Chart. (Sheet 1 of 2). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-6
1-2. Lubrication Chart. (Sheet 2 of 2). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-7
1-3. Serial Number Locations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-11
2-1. Typical Three Section Boom Assembly.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-5
2-2. Boom Positioning and Support, Cylinder Repair.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-8
2-3. Poly-Pak Seal Installation.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-11
2-4. Governor Adjustment, Ford with Addco. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-20
2-5. Addco Adjustment, Ford. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-21
2-6. Precision Governor Adjustment, Ford. (Sheet 1 of 2). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-30
2-7. Precision governor Adjustment, Ford. (Sheet 2 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-31
2-8. Addco Actuator Adjustments, F2L511. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-32
2-9. Addco Actuator Adjustments, VG4D. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-34
2-10. Addco Actuator Adjustments, F3L912. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-36
2-11. Addco Actuator Adjustments, F3L1011. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-37
2-12. Racine Proportional Valve Pressure Setting.(Machines Built Prior To Mid 1987) (Sheet 1 of 2). .2-39
2-13. Racine Proportional Valve Setting.(Machines Built Prior To Mid 1967) (Sheet 2 of 2) . . . . . . . . .2-40
2-14. Vickers Proportional Valve Pressure Setting, Machines Built To Present (Sheet 1 of 4). . . . . . . .2-41
2-15. Vickers Proportional Valve Pressure Setting, Machines Built To Present. (Sheet2 of 4). . . . . . . .2-42
2-16. Vickers Proportional Valve Pressure Setting, Machines Built To Present. (Sheet 3 Of 4) . . . . . . .2-43
2-17. Vickers Proportional Valve Pressure Setting, Machines Built To Present. (Sheet 4 of 4) . . . . . . .2-44
2-18. Vickers Proportional Valve Pressure Setting,
2-19. Vickers Proportional Valve Pressure Setting,
2-20. Vickers Proportional Valve Pressure Setting,
2-21. Vickers Proportional Valve Pressure Setting,
2-22. Solenoid Valve Pressure Settings. (Machines Built Prior To 1992 With Steering Wheel) . . . . . . .2-49
2-23. Pressure And Flow Settings (Machines Built Prior To May 1992 With Steering Wheel).. . . . . . . .2-50
2-24. Vickers All Hydraulic Machines Pressure Settings (Sheet 1 of 4). . . . . . . . . . . . . . . . . . . . . . . . . .2-51
ii – JLG Lift – 3120240
Machines Built Prior To 1989 With Accessory Valve. (Sheet 1 of 4). . . . . . . . . . . . . . . . . . . . . . . .2-45
Machines Built Prior To 1989 With Accessory Valve. (Sheet 2 of 4) . . . . . . . . . . . . . . . . . . . . . . .2-46
Machines Built Prior To 1989 With Accessory Valve. (Sheet 3 Of 4) . . . . . . . . . . . . . . . . . . . . . . .2-47
Machines Built Prior To 1989 With Accessary Valve. (Sheet 4 Of 4) . . . . . . . . . . . . . . . . . . . . . . .2-48
2-25. Vickers All Hydraulic Machines Pressure Settings (Sheet 2 of 4). . . . . . . . . . . . . . . . . . . . . . . . . .2-52
2-26. Vickers All Hydraulic Machines Pressure Settings (Sheet 3 of 4). . . . . . . . . . . . . . . . . . . . . . . . . .2-53
2-27. Vickers All Hydraulic Machines Pressure Settings (Sheet 4 of 4). . . . . . . . . . . . . . . . . . . . . . . . . .2-54
2-28. Solenoid Valve Pressure Settings, Machines Built Before 1995. (Sheet 1 of 2) . . . . . . . . . . . . . .2-55
2-29. Solenoid Valve Pressure Settings, Machines Built from 1995 To Present. (Sheet 2 of 2) . . . . . . .2-56
2-30. Extend-A-Reach Valve Pressure and Speed Settings Model 40+6. . . . . . . . . . . . . . . . . . . . . . . .2-57
2-31. Racine Proportional Air Gap Adjustment, Machines Built Prior To Mid 1987. . . . . . . . . . . . . . . . .2-58
2-32. Swing Bearing Tolerance Boom Placement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-59
2-33. Swing Bolt Feeler Gauge Check. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-59
2-34. Swing Bearing Tolerance Measuring Point. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-61
2-35. Swing Bearing Torquing Sequence.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-63
2-36. Torque Hub Assembly, 2/WD.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-64
2-37. Torque Hub 4/WD. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-68
2-38. Torque Hub Carrier Timing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-70
2-39. Swing Brake Assembly - Mico (Machines Built Prior To May 1992). . . . . . . . . . . . . . . . . . . . . . . .2-71
2-40. Drive Brake Assembly - Mico (Machines Built Prior To May 1992). . . . . . . . . . . . . . . . . . . . . . . . .2-73
2-41. Swing Brake Assembly - Ausco (Machines Built Prior to May 1992). . . . . . . . . . . . . . . . . . . . . . .2-76
2-42. Drive Brake, (machines Built Prior to May 1992). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-78
2-43. Drive Brake, Mico. (Machines Built From May 1992 To Machine S/N 33476) . . . . . . . . . . . . . . . .2-80
2-44. Swing Brake, Mico. (Machines Built From May 1992 To Machine S/N 33476) . . . . . . . . . . . . . . .2-82
2-45. Drive Brake, Mico. (Machines Built From S/N 33476 To Present) . . . . . . . . . . . . . . . . . . . . . . . . .2-84
2-46. Swing Brake, Mico. (Machines Built From S/N 33476 to Present). . . . . . . . . . . . . . . . . . . . . . . . .2-86
2-47. Basket Rotator Brake. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-88
2-48. Boom Tape Replacement Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-92
2-49. Capacity Indicator Dial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-92
3-1. Wiring Diagram - Dual Fuel (Ford Or Wisconsin) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-20
3-2. Wiring Diagram - 110v Generator (Ford). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-21
3-3. Wiring Diagram - 110v Generator (Deutz). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-22
3-4. Wiring Diagram - Platform Console (W/all Hydraulic Controls).. . . . . . . . . . . . . . . . . . . . . . . . . . .3-23
3-5. Wiring Diagram - Platform Console Standard (Sheet 1 Of 2). . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-24
3-6. Wiring Diagram - Platform Console Standard (Sheet 2 Of 2). . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-25
3-7. Wiring Diagram - Standard (Deutz F2l511/f3l912 & Wisconsin
3-8. Wiring Diagram - Standard (Deutz F2l4511/f3l912 & Wisconsin
3-9. Wiring Diagram - Standard (Deutz F2l511/f3l912 &
3-10. Wiring Diagram - Standard (Deutz F2l511/f3l912 & Wisconsin
3-11. Wiring Diagram - Standard (Deutz F3l1011 Engine W/ Standard Controls) (Sheet 1 Of 2). . . . . .3-30
3-12. Wiring Diagram - Standard (Deutz F3l1011 Engine W/ Standard Controls) (Sheet 2 Of 2). . . . . .3-31
3-13. Wiring Diagram - Standard (Deutz F3l1011 Engine W/ Hydraulic Controls) (Sheet 1 Of 2).. . . . .3-32
3-14. Wiring Diagram - Standard (Deutz F3l1011 Engine W/ Hydraulic Controls) (Sheet 2 Of 2).. . . . .3-33
3-15. Wiring Diagram - Standard (Ford Lrg425 Dis Engine W/ Standard Controls) (Sheet 1 Of 2).. . . .3-34
3-16. Wiring Diagram - Standard (Ford Lrg425 Dis Engine W/ Standard Controls) (Sheet 2 Of 2).. . . .3-35
3-17. Wiring Diagram - Standard (Ford Dis Engine W/ Hydraulic Controls) (Sheet 1 Of 2).. . . . . . . . . .3-36
3-18. Wiring Diagram - Standard (Ford Dis Engine W/ Hydraulic Controls) (Sheet 2 Of 2).. . . . . . . . . .3-37
Engine W/ Standard Controls) (Sheet 1 Of 2). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-26
Engine W/ Standard Controls) (Sheet 2 Of 2). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-27
Engine W/ Hydraulic Controls) (Sheet 1 Of 2). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-28
Engine W/ Hydraulic Controls) (Sheet 2 Of 2). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-29
LIST OF TABLES
TABLE NO. TITLE PAGE NO.
2-1 Chain Stretch Tolerance.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-7
2-2 Cylinder Piston Nut Torque Specification. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-12
2-3 Holding Valve Torque Specifications.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-12
2-4 Preventive Maintenance and Inspection Schedule. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-91
3-1 Platform Assembly Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-2
3120240 – JLG Lift – iii
TABLE OF CONTENTS (Continued)
3-2 Boom Assembly Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-3
3-3 Turntable Assembly Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-7
3-4 Chassis Assembly Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-9
3-5 Hydraulic Assembly Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-14
3-6 Electrical Assembly Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-16
