JLG Boom Lift EC520AJ Parts Catalog 31217108

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JLG Boom Lift EC520AJ Parts Catalog 31217108
Size: 21.28 MB
Format: PDF
Language: English
Brand: JLG
Type of Machine: Boom Lift
Type of Manual: Parts Catalog
Model: JLG EC520AJ Boom Lift
Part Number: 31217108
Publication Date: 2025
Number of Pages: 314 Pages

Contents:
SECTION 1 - FRAME

FIGURE 1-1. AXLE INSTALLATION​

FIGURE 1-2. STEER INSTALLATION​

FIGURE 1-3. WHEEL DRIVE INSTALLATION (2WD)​

FIGURE 1-4. HUB - SPINDLE ASSEMBLY​

FIGURE 1-5. DRIVE MOTOR ASSEMBLY​

FIGURE 1-6. BATTERY INSTALLATION​

FIGURE 1-7. FRAME SHIELD INSTALLATION​

FIGURE 1-8. TIRE AND WHEEL INSTALLATION - 33 X 12-20 SOLID NON-MARKING​

FIGURE 1-9. TIRE AND WHEEL INSTALLATION - 315/55 D20 FOAM FILLED​

FIGURE 1-10. TIRE AND WHEEL INSTALLATION - 315/55 D20 FOAM FILLED NON-MARKING​

FIGURE 1-11. CONTROL VALVES INSTALLATION - FRAME MOUNTED​

FIGURE 1-12. OSCILLATING AXLE VALVE ASSEMBLY​

SECTION 2 - TURNTABLE

FIGURE 2-1. CONTROL VALVES INSTALLATION - TURNTABLE MOUNTED​

FIGURE 2-2. MAIN VALVE ASSEMBLY​

FIGURE 2-3. AUXILIARY PUMP ASSEMBLY​

FIGURE 2-4. ENCLOSURE INSTALLATION​

FIGURE 2-5. SWING DRIVE AND TURNTABLE BEARING INSTALLATION​

FIGURE 2-6. SWING MOTOR ASSEMBLY​

FIGURE 2-7. TURNTABLE BEARING ASSEMBLY​

FIGURE 2-8. TURNTABLE COVERS INSTALLATION​

FIGURE 2-9. TURNTABLE LOCK INSTALLATION​

FIGURE 2-10. TANK AND PUMPS INSTALLATION​

FIGURE 2-11. HYDRAULIC TANK INSTALLATION​

FIGURE 2-12. MOTOR ASSEMBLY​

FIGURE 2-13. DRIVE ORIENTATION INSTALLATION​

FIGURE 2-14. GROUND CONTROL ASSEMBLY​

FIGURE 2-15. GROUND CONTROL ASSEMBLY (ANSI, AUATRALIAN AND CSA SPECS)​

FIGURE 2-16. GROUND CONTROL ASSEMBLY - WITH 4 INCH DISPLAY (CE SPECS)​

FIGURE 2-17. LIGHT PANEL INSTALLATION – GROUND CONTROL​

FIGURE 2-18. LIGHT PANEL INSTALLATION – GROUND CONTROL (CE SPECS ONLY)​

FIGURE 2-19. ELECTRICAL SYSTEM INSTALLATION​

FIGURE 2-20. BATTERY CHARGER INSTALLATION – WITH NO PLUG​

FIGURE 2-21. BATTERY CHARGER INSTALLATION - 220V (AUSTRALIAN SPECS)​

FIGURE 2-22. BATTERY CHARGER INSTALLATION – WITH 230 IEC PLUG (CE SPECS)​

FIGURE 2-23. BATTERY CHARGER INSTALLATION – WITH 110 IEC PLUG (YELLOW) (CE SPECS)​

FIGURE 2-24. BATTERY CHARGER INSTALLATION (CEE7) (CE SPECS)​

FIGURE 2-25. BATTERY CHARGER INSTALLATION (ASFINT KEYED GRD) (CE SPECS)​

FIGURE 2-26. BATTERY CHARGER INSTALLATION - 110V (ANSI AND CSA SPECS)​

FIGURE 2-27. BATTERY AND CABLE INSTALLATION​

FIGURE 2-28. ALARM WHITE NOISE INSTALLATION​

FIGURE 2-29. BEACON LIGHT INSTALLATION - AMBER​

FIGURE 2-30. BEACON LIGHT INSTALLATION - BLUE​

FIGURE 2-31. BEACON LIGHT INSTALLATION - RED​

FIGURE 2-32. HOODS INSTALLATION​

FIGURE 2-33. HOOD ASSEMBLY - TANK SIDE​

FIGURE 2-34. HOOD ASSEMBLY - ENGINE SIDE​

FIGURE 2-35. COVERS INSTALLATION - COUNTERWEIGHT​

SECTION 3 - BOOM

FIGURE 3-1. CYLINDERS INSTALLATION (SN C180000105 through C180000106, Prior to SN C300000204)​

FIGURE 3-2. CYLINDERS INSTALLATION (SN C300000204 through C300000329)​

FIGURE 3-3. BOOM INSTALLATION - WITHOUT AIRLINES​

FIGURE 3-4. BOOM INSTALLATION - WITH AIRLINE​

FIGURE 3-5. BOOM AIRLINE INSTALLATION​

FIGURE 3-6. AIRLINE FITTINGS INSTALLATION​

FIGURE 3-7. MAIN BOOM INSTALLATION​

FIGURE 3-8. MAIN BOOM ASSEMBLY​

FIGURE 3-9. TOWER BOOM ASSEMBLY​

FIGURE 3-10. JIB INSTALLATION​

FIGURE 3-11. ROTATOR ASSEMBLY​

FIGURE 3-12. PLATFORM SUPPORT INSTALLATION - WITH 1 CELL LSS​

FIGURE 3-13. BOOM VALVES INSTALLATION​

FIGURE 3-14. BOOM VALVE ASSEMBLY​

FIGURE 3-15. UPRIGHT VALVE ASSEMBLY​

SECTION 4 - PLATFORM

FIGURE 4-1. PLATFORM ASSEMBLY - 30IN X 4FT (76CM X 1.22M) - SIDE GATE ENTRY​

FIGURE 4-2. PLATFORM ASSEMBLY - 30IN X 5FT (76CM X 1.52M) - SIDE GATE ENTRY​

FIGURE 4-3. PLATFORM ASSEMBLY - 30IN X 6FT (76CM X 1.83M) - SIDE GATE ENTRY​

FIGURE 4-4. PLATFORM ASSEMBLY - 30IN X 3FT (76CM X .91M) - DROP BAR ENTRY​

FIGURE 4-5. PLATFORM ASSEMBLY - 30IN X 4FT (76CM X 1.22M) - WITH DROP BAR​

FIGURE 4-6. PLATFORM ASSEMBLY - 30IN X 5FT (76CM X 1.52M) - WITH DROP BAR​

FIGURE 4-7. PLATFORM ASSEMBLY - 30IN X 6FT (76CM X 1.83M) - WITH DROP BAR​

FIGURE 4-8. CONSOLE BOX INSTALLATION - WITH SKYGUARD​

FIGURE 4-9. PLATFORM CONSOLE BOX ASSEMBLY - WITH SKYGUARD​

FIGURE 4-10. LIGHT PANEL INSTALLATION - PLATFORM CONTROL​

FIGURE 4-11. LIGHT PANEL INSTALLATION - PLATFORM CONTROL (CE SPECS ONLY)​

FIGURE 4-12. CONTROLLER ASSEMBLY - DRIVE AND STEER​

FIGURE 4-13. CONTROLLER ASSEMBLY - LIFT AND SWING​

FIGURE 4-14. FOOTSWITCH ASSEMBLY​

FIGURE 4-15. PLATFORM CHARGER (12V)​

FIGURE 4-16. PLATFORM CHARGER (USB)​

FIGURE 4-17. TRAY ASSEMBLY​

FIGURE 4-18. SKYEYE INSTALLATION​

FIGURE 4-19. SKYGUARD BAR INSTALLATION​

FIGURE 4-20. SKYLINE INSTALLATION​

FIGURE 4-21. PIPE RACK INSTALLATION​

SECTION 5 - CYLINDER

FIGURE 5-1. AXLE LOCKOUT CYLINDER ASSEMBLY​

FIGURE 5-2. LEVEL (PLATFORM SLAVE) CYLINDER ASSEMBLY​

FIGURE 5-3. LIFT CYLINDER ASSEMBLY - JIB​

FIGURE 5-4. LIFT CYLINDER ASSEMBLY - MAIN BOOM (SN C180000105 through C180000106, Prior to SN C300000204)​

FIGURE 5-5. LIFT CYLINDER ASSEMBLY - MAIN BOOM (SN C300000204 through C300000329)​

FIGURE 5-6. LIFT CYLINDER ASSEMBLY - TOWER BOOM (SN C180000105 through C180000106, Prior to SN C300000204)​

FIGURE 5-7. LIFT CYLINDER ASSEMBLY - TOWER BOOM (SN C300000204 through C300000329)​

FIGURE 5-8. MASTER CYLINDER ASSEMBLY​

FIGURE 5-9. STEER CYLINDER ASSEMBLY​

FIGURE 5-10. TELESCOPE CYLINDER ASSEMBLY (SN C180000105 through C180000106, Prior to SN C300000204)​

FIGURE 5-11. TELESCOPE CYLINDER ASSEMBLY (SN C300000204 through C300000329)​

SECTION 6 - HYDRAULIC

FIGURE 6-1. BOOM HYDRAULIC SYSTEM INSTALLATION​

FIGURE 6-2. CHASSIS HYDRAULIC SYSTEM INSTALLATION​

SECTION 7 - ELECTRICAL

FIGURE 7-1. BEACON LIGHT HARNESS​

FIGURE 7-2. BMS HARNESS​

FIGURE 7-3. BOOM CABLES AND CLAMPS (SN C180000105 through C18000106, Prior to SN C300000185)​

FIGURE 7-4. BOOM CABLES AND CLAMPS (SN C300000185 through C300000329)​

FIGURE 7-5. BOOM HARNESS - MAIN BOOM​

FIGURE 7-6. BOOM HARNESS - MAIN BOOM AC CABLE​

FIGURE 7-7. BOOM HARNESS - TOWER BOOM​

FIGURE 7-8. BOOM HARNESS - TOWER BOOM AC CABLE​

FIGURE 7-9. BOOM VALVE HARNESS​

FIGURE 7-10. CHASSIS HARNESS ASSEMBLY​

FIGURE 7-11. CONTROLLER BRACKET ASSEMBLY​

FIGURE 7-12. DISPLAY ADAPTER HARNESS​

FIGURE 7-13. DRIVE MOTOR HARNESS (RIGHT REAR)​

FIGURE 7-14. DRIVE MOTOR HARNESS (LEFT REAR)​

FIGURE 7-15. FUSE PLATE ASSEMBLY​

FIGURE 7-16. GROUND CONTROL HARNESS​

FIGURE 7-17. PLATFORM TO BOOM HARNESS​

FIGURE 7-18. PLATFORM CONSOLE BOX HARNESS​

FIGURE 7-19. PLATFORM INTERFACE HARNESS​

FIGURE 7-20. PLATFORM VALVE HARNESS​

FIGURE 7-21. STEER SENSOR HARNESS​

FIGURE 7-22. SKYEYE INTERMEDIATE HARNESS​

FIGURE 7-23. SKYEYE RECEIVER HARNESS​

FIGURE 7-24. SKYEYE EMITTER HARNESS​

FIGURE 7-25. SKYLINE HARNESS​

FIGURE 7-26. TRACTION HARNESS​

FIGURE 7-27. VALVE HARNESS - MAIN VALVE​

FIGURE 7-28. WHEEL DRIVE ELECTRICAL HARNESS INSTALLATION (2WD)​

SECTION 8 - DECALS

FIGURE 8-1. DECAL INSTALLATION - AUSTRALIAN SPECS​

FIGURE 8-2. DECAL INSTALLATION - CE SPECS​

FIGURE 8-3. DECAL INSTALLATION - OPTIONS​

SECTION 9 - RECOMMENDED SERVICE PARTS STOCK

FIGURE 9-1. RECOMMENDED SERVICE PARTS STOCK​

SECTION 10 - SPECIAL OPTIONS

FIGURE 10-1. SPECIAL OPTIONS​

PART NUMBER INDEX