JLG 1055, 1255 Telehandler Parts Manual

Name: JLG 1055, 1255 Telehandler Parts Manual
Brand: MidWestTech
SKU: 31211032
Price: 109.97 USD
Availability: InStock

1,056 pages · Publication 31211032

$109.97

Fast free USA shippingShips in 1 business daySave 10% on 2 manuals, 15% on 3 or morePay by credit or debit card or with PayPal. No PayPal account needed.

Models: 1055, 1255
Serial coverage: Prior to 0160101097
Manual type: Parts Manual
Pages: 1,056
Publication: 31211032
Condition: Brand new

JLG 1055, 1255 Telehandler Parts Manual, publication 31211032

What's inside

From the manual's own table of contents: 201 sections, 452 entries. See sample pages (PDF, 590 KB)

Search the contents

General57 topics

SECTION 1 - FRAME AND ATTACHING PARTS
FIGURE 1-1. FRAME WELDMENT
FIGURE 1-2. FRAME COVER INSTALLATION (ULS)
FIGURE 1-3. FRAME COVER INSTALLATION (LS)
FIGURE 1-4. ENGINE INSTALLATION
FIGURE 1-5. ENGINE ENCLOSURE INSTALLATION
FIGURE 1-6. ENGINE ENCLOSURE COVER INSTALLATION
FIGURE 1-7. HOOD ASSEMBLY
FIGURE 1-8. TANK INSTALLATION
FIGURE 1-9. FUEL TANK INSTALLATION
FIGURE 1-10. HYDRAULIC TANK INSTALLATION
FIGURE 1-11. OUTRIGGERS INSTALLATION
FIGURE 1-12. COUNTERWEIGHT INSTALLATION - 1055
FIGURE 1-13. COUNTERWEIGHT INSTALLATION - 1255
FIGURE 1-14. MIRROR INSTALLATION
FIGURE 1-15. CONVEX MIRROR ASSEMBLY
SECTION 2 - BOOM
FIGURE 2-1. BOOM ASSEMBLY - 1055
FIGURE 2-2. BOOM ASSEMBLY - 1255
FIGURE 2-3. FIRST BOOM ASSEMBLY - 1055
FIGURE 2-4. FIRST BOOM ASSEMBLY - 1255
FIGURE 2-5. SECOND BOOM ASSEMBLY - 1055
FIGURE 2-6. SECOND BOOM ASSEMBLY - 1255
FIGURE 2-7. THIRD BOOM ASSEMBLY - 1055
FIGURE 2-8. THIRD BOOM ASSEMBLY - 1255
FIGURE 2-9. FOURTH BOOM ASSEMBLY - 1055
FIGURE 2-10. FOURTH BOOM ASSEMBLY - 1255
FIGURE 2-11. EXTEND CYLINDER PINS INSTALLATION
FIGURE 2-12. SECOND BOOM SECTION EXTEND CHAIN INSTALLATION - 1055
FIGURE 2-13. SECOND BOOM SECTION EXTEND CHAIN INSTALLATION - 1255
FIGURE 2-14. THIRD BOOM SECTION EXTEND CHAIN INSTALLATION
FIGURE 2-15. SECOND BOOM SECTION RETRACT CHAIN INSTALLATION - 1055
FIGURE 2-16. SECOND BOOM SECTION RETRACT CHAIN INSTALLATION - 1255
FIGURE 2-17. THIRD BOOM SECTION RETRACT CHAIN INSTALLATION - 1055
FIGURE 2-18. THIRD BOOM SECTION RETRACT CHAIN INSTALLATION - 1255
FIGURE 2-19. CHAIN SHEAVE ASSEMBLY
FIGURE 2-20. CHAIN SHEAVE ASSEMBLY
FIGURE 2-21. CHAIN SHEAVE ASSEMBLY
FIGURE 2-22. CHAIN SHEAVE ASSEMBLY
FIGURE 2-23. BOOM PINNING INSTALLATION
FIGURE 2-24. BOOM PIVOT INSTALLATION
FIGURE 2-25. LIFT CYLINDER INSTALLATION
FIGURE 2-26. COMPENSATION CYLINDER INSTALLATION
FIGURE 2-27. BOOM BRUSHES INSTALLATION
FIGURE 2-28. BOOM ANGLE INDICATOR INSTALLATION
FIGURE 2-29. MANUAL QUICK COUPLER INSTALLATION
FIGURE 2-30. HYDRAULIC QUICK COUPLER INSTALLATION
FIGURE 2-31. PIN INSTALLATION
FIGURE 2-32. PIN INSTALLATION
SECTION 3 - ATTACHMENTS
FIGURE 3-2. CARRIAGE ASSEMBLY (50 INCH) (SN 0160075710 to Present)
FIGURE 3-4. CARRIAGE ASSEMBLY (60 INCH) (SN 0160075710 to Present)
FIGURE 3-7. CARRIAGE ASSEMBLY (72 INCH) (SN 0160075710 to Present)
FIGURE 3-8. SIDE TILT CARRIAGE ASSEMBLY (50 INCH) - 1055
FIGURE 3-9. SIDE TILT CARRIAGE ASSEMBLY (60 INCH) - 1055
FIGURE 3-10. SIDE TILT CARRIAGE ASSEMBLY (72 INCH) - 1055
FIGURE 3-11. SIDE TILT CARRIAGE ASSEMBLY (50 INCH) - 1255

FIGURE 3-12. SIDE TILT CARRIAGE ASSEMBLY (60 INCH) - 1255

FIGURE 3-13. SIDE TILT CARRIAGE ASSEMBLY (72 INCH) - 1255

FIGURE 3-14. SIDE SHIFT CARRIAGE ASSEMBLY (50 INCH)

FIGURE 3-15. 90 SWING CARRIAGE ASSEMBLY (72 INCH)

FIGURE 3-16. 180 SWING CARRIAGE (72 INCH)

FIGURE 3-18. DUAL FORK CARRIAGE ASSEMBLY (50 INCH)

FIGURE 3-19. DUAL FORK POSITIONING CARRIAGE ASSEMBLY (50 INCH) - 1255

FIGURE 3-20. DUAL FORK POSITIONING CARRIAGE (50 INCH) - 1255

FIGURE 3-21. TRUSS BOOM ASSEMBLY (3 FOOT WITH WINCH)

FIGURE 3-22. TRUSS BOOM (12 FOOT WITH WINCH)

FIGURE 3-23. TRUSS BOOM (12 FOOT WITHOUT WINCH)

FIGURE 3-24. TRUSS BOOM (15 FOOT WITHOUT WINCH)

FIGURE 3-25. ADJUSTABLE TRUSS BOOM

FIGURE 3-27. BUCKET (60 INCH)

FIGURE 3-28. BUCKET (72 INCH)

FIGURE 3-29. BUCKET (96 INCH)

FIGURE 3-31. FORK MOUNTED PLATFORM (ASME)

FIGURE 3-32. FORK MOUNTED PLATFORM (ISO)

FIGURE 3-33. FORK MOUNTED PLATFORM (FRENCH)

FIGURE 3-34. GRAPPLE BUCKET

FIGURE 3-35. PIPE HANDLER CARRIAGE

FIGURE 3-36. FORK MOUNTED HOOK

FIGURE 3-37. COUPLER MOUNTED HOOK

Show all 202 sections

FIGURE 3-38. FORK CLAMPS INSTALLATION

FIGURE 3-39. CUBING FORK

FIGURE 3-45. DUAL TAPER FORK (72X6X2)

FIGURE 3-46. FORK EXTENSION (90 INCH)

FIGURE 3-47. TRASH HOPPER INSTALLATION

SECTION 4 - ENGINE AND ATTACHING PARTS

FIGURE 4-1. ENGINE INSTALLATION (ULS)

FIGURE 4-2. ENGINE INSTALLATION (LS)

FIGURE 4-3. CUMMINS ENGINE, QSF 3.8L (ULS)

FIGURE 4-4. CUMMINS ENGINE, QSF 3.8L (LS)

FIGURE 4-5. FUEL LINES INSTALLATION (ULS)

FIGURE 4-6. FUEL LINES INSTALLATION (LS)

FIGURE 4-7. PRIMARY FUEL FILTER INSTALLATION (ULS)

FIGURE 4-8. PRIMARY FUEL FILTER INSTALLATION (LS)

FIGURE 4-9. FUEL TANK ASSEMBLY (Prior to SN 0160074740)

FIGURE 4-10. FUEL TANK ASSEMBLY (SN 0160074740 to Present)

FIGURE 4-11. COOLING PACKAGE INSTALLATION (ULS)

FIGURE 4-12. COOLING PACKAGE INSTALLATION (LS)

FIGURE 4-13. RADIATOR

FIGURE 4-14. HOC LINES INSTALLATION

FIGURE 4-15. COOLANT LINES INSTALLATION (ULS)

FIGURE 4-16. COOLANT LINES INSTALLATION (LS)

FIGURE 4-17. CAC LINES INSTALLATION (ULS)

FIGURE 4-18. CAC LINES INSTALLATION (LS)

FIGURE 4-19. TOC LINES INSTALLATION

FIGURE 4-20. SURGE TANK INSTALLATION

FIGURE 4-21. FAN INSTALLATION

FIGURE 4-22. FAN GUARD INSTALLATION

FIGURE 4-23. AIR INTAKE LINES INSTALLATION (ULS)

FIGURE 4-24. AIR INTAKE LINES INSTALLATION (LS)

FIGURE 4-25. AIR CLEANER INSTALLATION (ULS)

FIGURE 4-26. AIR CLEANER INSTALLATION (LS)

FIGURE 4-27. AIR CLEANER ASSEMBLY

FIGURE 4-28. AIR INTAKE DUCT INSTALLATION65 topics

FIGURE 4-29. EXHAUST INSTALLATION (ULS)
FIGURE 4-30. EXHAUST INSTALLATION (LS)
FIGURE 4-31. MUFFLER INSTALLATION (LS)
FIGURE 4-32. DEF LINES INSTALLATION
FIGURE 4-33. DEF PUMP LINES INSTALLATION (Prior to SN 0160075366)
FIGURE 4-34. DEF PUMP LINES INSTALLATION (SN 0160075366 to Present)
FIGURE 4-35. DEF TANK INSTALLATION
FIGURE 4-36. DEF TANK ASSEMBLY
FIGURE 4-37. DEF PUMP AND CONTROL INSTALLATION
FIGURE 4-38. DEF MODULE PUMP
FIGURE 4-39. ENGINE PARTS INSTALLATION (NO HEATER)
FIGURE 4-40. ENGINE PARTS INSTALLATION (HEATER)
FIGURE 4-41. A/C PUMP INSTALLATION (ULS)
FIGURE 4-42. A/C LINES INSTALLATION
FIGURE 4-43. FUEL CAP ASSEMBLY
FIGURE 4-44. AC PUMP INSTALLATION (LS)
SECTION 5 - DRIVE TRAIN
FIGURE 5-1. DRIVE TRAIN INSTALLATION
FIGURE 5-2. FRONT AXLE INSTALLATION
FIGURE 5-3. FRONT AXLE MOUNTING INSTALLATION
FIGURE 5-4. FRONT AXLE
FIGURE 5-5. FRONT AXLE, CENTRAL HOUSING
FIGURE 5-6. FRONT AXLE, DIFFERENTIAL
FIGURE 5-7. FRONT AXLE, HUB REDUCTION
FIGURE 5-8. FRONT AXLE, BRAKES
FIGURE 5-9. FRONT AXLE, STEERING
FIGURE 5-10. FRONT AXLE, TRUNION
FIGURE 5-11. FRONT AXLE, DIFFERENTIAL KIT
FIGURE 5-12. FRONT AXLE, STEERING ADJUSTING BOLT KIT
FIGURE 5-13. FRONT AXLE, RING GEAR SUPPORT KIT
FIGURE 5-14. FRONT AXLE, PLANET GEAR CARRIER KIT
FIGURE 5-15. FRONT AXLE, REDUCTION BUSHING
FIGURE 5-16. FRONT AXLE, SUPPORT ASSEMBLY (LF, RR)
FIGURE 5-17. FRONT AXLE, SUPPORT ASSEMBLY (RF, LR)
FIGURE 5-18. FRONT AXLE, STEERING CASE ASSEMBLY (LF, RR)
FIGURE 5-19. FRONT AXLE, STEERING CASE ASSEMBLY (RF, LR)
FIGURE 5-20. REAR AXLE INSTALLATION
FIGURE 5-21. REAR AXLE MOUNTING INSTALLATION
FIGURE 5-22. REAR AXLE
FIGURE 5-23. REAR AXLE, CENTRAL HOUSING
FIGURE 5-24. REAR AXLE, DIFFERENTIAL
FIGURE 5-25. REAR AXLE, HUB REDUCTION
FIGURE 5-26. REAR AXLE, BRAKES
FIGURE 5-27. REAR AXLE, STEERING
FIGURE 5-28. REAR AXLE, TRUNION
FIGURE 5-29. REAR AXLE, DIFFERENTIAL KIT
FIGURE 5-30. REAR AXLE, PLANET GEAR CARRIER KIT AND RING GEAR KIT
FIGURE 5-31. REAR AXLE, STEERING CASE ASSEMBLY (LF, RR)
FIGURE 5-32. REAR AXLE, STEERING CASE ASSEMBLY, (RF, LR)
FIGURE 5-33. REAR AXLE, STEERING ADJUST BOLT KIT
FIGURE 5-34. REAR AXLE, RING GEAR SUPPORT KIT
FIGURE 5-35. REAR AXLE, PLANET GEAR CARRIER KIT
FIGURE 5-36. REAR AXLE, SUPPORT ASSEMBLY (LF, RR)
FIGURE 5-37. REAR AXLE, SUPPORT ASSEMBLY (RF, LR)
FIGURE 5-38. REAR AXLE, REDUCTION BUSHING ASSEMBLY
FIGURE 5-39. DRIVE SHAFTS INSTALLATION
FIGURE 5-40. REAR DRIVE SHAFT INSTALLATION
FIGURE 5-41. REAR DRIVE SHAFT
FIGURE 5-42. FRONT MID SHAFT INSTALLATION
FIGURE 5-43. FRONT MID DRIVE SHAFT
FIGURE 5-44. FRONT DRIVE SHAFT INSTALLATION
FIGURE 5-45. FRONT DRIVE SHAFT
FIGURE 5-46. TRANSMISSION INSTALLATION
FIGURE 5-47. POWERSHIFT TRANSMISSION
FIGURE 5-48. TRANSMISION, ENGINE CONNECTION

FIGURE 5-49. TRANSMISSION, CONVERTER

FIGURE 5-50. TRANSMISSION, INPUT

FIGURE 5-51. TRANSMISSION, HOUSING GROUP 1

FIGURE 5-52. TRANSMISSION, HOUSING GROUP 2

FIGURE 5-53. TRANSMISSION, CLUTCH GROUP 1

FIGURE 5-54. TRANSMISSION, CLUTCH GROUP 2

FIGURE 5-55. TRANSMISSION, COUPLING GROUP 1

FIGURE 5-56. TRANSMISSION, COUPLING GROUP 2

FIGURE 5-57. TRANSMISSION, COUPLING GROUP 3

FIGURE 5-58. TRANSMISSION, COUPLING GROUP 4

FIGURE 5-59. TRANSMISSION, OUTPUT

FIGURE 5-60. TRANSMISSION, POWER TAKE-OFF

FIGURE 5-61. TRANSMISSION, CONTROL UNIT

FIGURE 5-62. TRANSMISSION, SHIFT SYSTEM

FIGURE 5-63. TRANSMISSION, PRESSURE REGULATOR

FIGURE 5-64. TRANSMISSION, PRESSURE OIL PUMP

FIGURE 5-65. TRANSMISSION, INDUCTIVE TRANSMITTER

FIGURE 5-66. TRANSMISSION, FILTER

FIGURE 5-67. TRANSMISSION, ACCESSORIES GROUP 1

FIGURE 5-68. TRANSMISSION, PERIPHERALS GROUP 1

FIGURE 5-69. TRANSMISSION, ACCESSORIES GROUP 2

FIGURE 5-70. TRANSMISSION, TRANSFER BOX

FIGURE 5-71. TRANSMISSION, TRANSFER BOX HOUSING 1

FIGURE 5-72. TRANSMISSION, TRANSFER BOX HOUSING 2

FIGURE 5-73. TRANSMISSION, TRANSFER BOX HOUSING INPUT

FIGURE 5-74. TRANSMISSION, TRANSFER BOX HOUSING OUTPUT 1

FIGURE 5-75. TRANMISSION, TRANSFER BOX HOUSING OUTPUT 2

FIGURE 5-76. TIRE WHEEL SET-400/75-28-PNEUMATIC

FIGURE 5-79. LEFT TIRE AND WHEEL ASSEMBLY - 14.00X24 PNEUMATIC - 1055

FIGURE 5-80. RIGHT TIRE AND WHEEL ASSEMBLY - 14.00X24 PNEUMATIC - 1055

FIGURE 5-85. TIRE AND WHEEL ASSEMBLY - 400/75-28 - FOAM FILLED

FIGURE 5-93. FENDER INSTALLATION

FIGURE 5-94. RH FENDER ASSEMBLY (Prior to SN 0160073625)

FIGURE 5-95. LH FENDER ASSEMBLY (Prior to SN 0160073625)

SECTION 6 - CAB

FIGURE 6-1. CAB MOUNTING

FIGURE 6-2. CAB MOUNTS INSTALLATION

FIGURE 6-3. FRONT CAB OUTRIGGER INSTALLATION

FIGURE 6-4. CAB FENDER INSTALLATION

FIGURE 6-5. TOP CAB GUARD

FIGURE 6-6. FRONT CAB GUARD INSTALLATION

FIGURE 6-7. TOP AND FRONT CAB GUARD INSTALLATION

FIGURE 6-8. OROPS CAB INSTALLATION

FIGURE 6-9. EROPS CAB INSTALLATION

FIGURE 6-10. OPEN CAB INSTALLATION

FIGURE 6-11. ENCLOSED CAB INSTALLATION

FIGURE 6-12. MIRROR INSTALLATION

FIGURE 6-13. FRONT COVER INSTALLATION

FIGURE 6-14. FILTER TRAY ASSEMBLY

FIGURE 6-15. FRONT DUCT COVER

FIGURE 6-16. LEVEL INDICATOR INSTALLATION

FIGURE 6-17. FRONT WIPER INSTALLATION65 topics

FIGURE 6-18. WASHER TANK INSTALLATION
FIGURE 6-19. OPEN CAB ASSEMBLY
FIGURE 6-20. OPEN CAB PLUG GROUP
FIGURE 6-21. ENCLOSED CAB ASSEMBLY
FIGURE 6-22. REAR WINDOW INSTALLATION
FIGURE 6-23. REAR WINDOW INSTALLATION (WO/WIPER) (ANSI)
FIGURE 6-24. REAR WINDOW INSTALLATION (WO/WIPER) (ISO)
FIGURE 6-25. REAR WINDOW ASSEMBLY
FIGURE 6-26. DOOR INSTALLATION
FIGURE 6-27. CAB LATCH ASSEMBLY
FIGURE 6-28. CAB DOOR TRIGGER ASSEMBLY
FIGURE 6-29. DOOR ASSEMBLY
FIGURE 6-30. DOOR STRAP INSTALLATION
FIGURE 6-31. CAB DOOR
FIGURE 6-32. ENCLOSED CAB PLUG GROUP
FIGURE 6-33. HEADLINER INSTALLATION
FIGURE 6-34. OPEN CAB TRIM INSTALLATION
FIGURE 6-35. ENCLOSED CAB TRIM INSTALLATION
FIGURE 6-36. CAB TRIM INSTALLATION (IF EQUIPPED WITH BEACON LIGHT)
FIGURE 6-37. OPEN CAB FRONT COVER INSTALLATION
FIGURE 6-38. ENCLOSED CAB FRONT COVER INSTALLATION
FIGURE 6-39. OPEN CAB FRONT COVER WITH CAB FENDER INSTALLATION
FIGURE 6-40. ENCLOSED CAB FRONT COVER WITH CAB FENDER INSTALLATION
FIGURE 6-41. DOOR UPPER GLASS ASSEMBLY
FIGURE 6-42. SEAT INSTALLATION
FIGURE 6-43. SEAT
FIGURE 6-44. SEAT BELT INSTALLATION
FIGURE 6-45. HEATER INSTALLATION
FIGURE 6-46. HEATER AND A/C INSTALLATION
FIGURE 6-47. HEATER ASSEMBLY
FIGURE 6-48. HEATER
FIGURE 6-49. HEATER AND A/C GROUP
FIGURE 6-50. HEATER AND A/C
FIGURE 6-51. HVAC CAB ACTUATOR
FIGURE 6-52. CAB CONDENSER ASSEMBLY
FIGURE 6-53. A/C RECEIVER DRIER
FIGURE 6-54. CONDENSER
FIGURE 6-55. REAR WIPER INSTALLATION
FIGURE 6-56. ROOF WIPER INSTALLATION
FIGURE 6-57. LONG CAB ROOF CAPPING INSTALLATION
FIGURE 6-58. SHORT CAB ROOF CAPPNG INSTALLATION
FIGURE 6-59. NON SKID TAPE INSTALLATION
FIGURE 6-60. EXTERNAL WINDOW RELEASE INSTALLATION
FIGURE 6-61. SWITCH LIGHT INSTALLATION
FIGURE 6-62. MANUAL HOLDER INSTALLATION
FIGURE 6-63. GRIP TAPE PLATE INSTALLATION
FIGURE 6-64. CLEARSKY INSTALLATION (LONG ROOF CAP)
FIGURE 6-65. CLEARSKY INSTALLATION (SHORT ROOF CAP)
FIGURE 6-66. TELEMATICS READY INSTALLATION
FIGURE 6-67. ROOF PIGTAIL CAP INSTALLATION
FIGURE 6-68. ROOF PIGTAIL INSTALLATION
FIGURE 6-69. SEAT
FIGURE 6-70. NO SUNBLIND INSTALLATION
FIGURE 6-71. RETRACTABLE SUNSCREEN INSTALLATION
SECTION 7 - CONTROLS
FIGURE 7-1. ACCELERATOR PEDAL INSTALLATION
FIGURE 7-2. PEDAL ACCELERATOR DUAL ANALOG
FIGURE 7-3. BRAKE PEDAL INSTALLATION (Prior to SN 0160072874)
FIGURE 7-4. BRAKE PEDAL INSTALLATION (SN 0160072874 to Present)
FIGURE 7-5. BRAKE PEDAL
FIGURE 7-6. BRAKE PEDAL PLATE
FIGURE 7-7. STEERING COLUMN INSTALLATION NO FNR LEVER
FIGURE 7-8. STEERING COLUMN INSTALLATION WITH FNR LEVER
FIGURE 7-9. STEERING WHEEL INSTALLATION
FIGURE 7-10. STEERING WHEEL

FIGURE 7-11. HORN BUTTON INSTALLATION

FIGURE 7-12. JOYSTICK INSTALLATION (W/AUX, DECLUTCH)

FIGURE 7-13. OUTRIGGER CONTROL INSTALLATION

FIGURE 7-14. COLUMN CLAMP INSTALLATION

FIGURE 7-15. WIPER-TURN SWITCH

SECTION 8 - HYDRAULIC CIRCUITS

FIGURE 8-1. MAIN HYDRAULICS INSTALLATION

FIGURE 8-2. STEER SELECT VALVE INSTALLATION

FIGURE 8-3. STEER SELECT VALVE ASSEMBLY

FIGURE 8-4. PRIORITY FUNCTION MANIFOLD INSTALLATION

FIGURE 8-5. PRIORITY MANIFOLD VALVE ASSEMBLY

FIGURE 8-6. MAIN CONTROL VALVE INSTALLATION

FIGURE 8-7. MAIN CONTROL VALVE ASSEMBLY

FIGURE 8-8. FRAME LEVEL AND OUTRIGGER VALVE INSTALLATION (Prior to SN 0160069775)

FIGURE 8-9. FRAME LEVEL AND OUTRIGGER VALVE INSTALLATION (SN 0160069775 to Present)

FIGURE 8-10. FRAME LEVEL AND OUTRIGGER VALVE ASSEMBLY (Prior to SN 0160069775)

FIGURE 8-11. FRAME LEVEL AND OUTRIGGER VALVE ASSEMBLY (SN 0160069775 to Present)

FIGURE 8-12. FRAME HYDRAULIC INSTALLATION

FIGURE 8-13. CAB HYDRAULIC INSTALLATION

FIGURE 8-14. BOOM HYDRAULIC INSTALLATION

FIGURE 8-15. ENGINE BAY HYDRAULIC INSTALLATION

FIGURE 8-16. PISTON PUMP INSTALLATION

FIGURE 8-17. PISTON PUMP ASSEMBLY

FIGURE 8-18. BOOM HYDRAULIC TUBES INSTALLATION

FIGURE 8-19. BOOM AUXILIARY HYDRAULIC INSTALLATION

FIGURE 8-20. HYDRAULIC AUXILIARY WITH COUPLER INSTALLATION

FIGURE 8-21. FRAME LEVEL INSTALLATION

FIGURE 8-22. REAR AXLE STABILIZER INSTALLATION

FIGURE 8-23. REAR AXLE STABILIZER CYLINDER INSTALLATION

FIGURE 8-24. LIFT CYLINDER VALVE INSTALLATION, NO RIDE CONTROL

FIGURE 8-25. RIDE CONTROL INSTALLATION - 1055

FIGURE 8-26. RIDE CONTROL INSTALLATION - 1255

FIGURE 8-27. RIDE CONTROL HYDRAULIC LINES

FIGURE 8-28. FRAME LEVEL CYLINDER INSTALLATION

FIGURE 8-29. OUTRIGGER CYLINDER INSTALLATION

FIGURE 8-30. EXTEND/RETRACT CYLINDER INSTALLATION

FIGURE 8-31. HYDRAULIC QUICK COUPLER INSTALLATION

FIGURE 8-32. QUICK COUPLER VALVE ASSEMBLY

FIGURE 8-33. QUICK COUPLER CYLINDER ASSEMBLY

FIGURE 8-34. FRONT AXLE LINES INSTALLATION

FIGURE 8-35. REAR AXLE LINES INSTALLATION

FIGURE 8-36. VALVE ASSEMBLY

FIGURE 8-37. CHECK VALVE ASSEMBLY

SECTION 9 - HYDRAULIC COMPONENTS

FIGURE 9-1. CYLINDER GROUP INSTALLATION - 1055

FIGURE 9-2. CYLINDER GROUP INSTALLATION - 1255

FIGURE 9-3. LIFT CYLINDER - 1055

FIGURE 9-4. LIFT CYLINDER - 1255

FIGURE 9-5. TILT CYLINDER INSTALLATION - 1055

FIGURE 9-6. TILT CYLINDER - 1055

FIGURE 9-7. TILT CYLINDER INSTALLATION - 1255

FIGURE 9-8. TILT CYLINDER - 1255

FIGURE 9-9. COMPENSATION CYLINDER - 1055

FIGURE 9-10. COMPENSATION CYLINDER - 1255

FIGURE 9-11. FRAME LEVEL CYLINDER

FIGURE 9-12. OUTRIGGER CYLINDER

FIGURE 9-13. REAR AXLE STABLIZER CYLINDER

FIGURE 9-14. EXTEND/RETRACT CYLINDER

FIGURE 9-15. QUICK COUPLER CYLINDER

FIGURE 9-16. MAIN CONTROL VALVE

FIGURE 9-17. MAIN CONTROL VALVE - INLET SECTION

FIGURE 9-18. MAIN CONTROL VALVE - SPOOL SECTION

FIGURE 9-19. MAIN CONTROL VALVE - SPOOL SECTION64 topics

FIGURE 9-20. MAIN CONTROL VALVE - SPOOL SECTION
FIGURE 9-21. MAIN CONTROL VALVE - SPOOL SECTION
FIGURE 9-22. HYDRAULIC TANK ASSEMBLY
FIGURE 9-23. HYDRAULIC FILTER
FIGURE 9-24. QUICK COUPLER VALVE
FIGURE 9-25. STEER SELECT VALVE
FIGURE 9-26. PRIORITY MANIFOLD VALVE
FIGURE 9-27. FRAME LEVEL AND OUTRIGGER VALVE
FIGURE 9-28. PISTON PUMP
FIGURE 9-29. REAR AXLE STABILIZER VALVE
FIGURE 9-30. VALVE STEERING ORBITAL
FIGURE 9-31. SIDE TILT CYLINDER
FIGURE 9-32. PIPE HANDLER CYLINDER
SECTION 10 - ELECTRICAL
FIGURE 10-1. MAIN ELECTRICAL INSTALLATION (ULS)
FIGURE 10-2. MAIN ELECTRICAL INSTALLATION (LS)
FIGURE 10-3. ELECTRICAL FRAME INSTALLATION
FIGURE 10-4. ENGINE BAY WIRING INSTALLATION (ULS)
FIGURE 10-5. ENGINE BAY WIRING INSTALLATION (LS)
FIGURE 10-6. ENGINE BAY ELECTRICAL INSTALLATION (ULS)
FIGURE 10-7. ENGINE BAY ELECTRICAL INSTALLATION (LS)
FIGURE 10-8. FRAME WIRING INSTALLATION (ULS)
FIGURE 10-9. FRAME WIRING INSTALLATION (LS)
FIGURE 10-10. POWER DISTRIBUTION ELECTRICAL BOX
FIGURE 10-11. BOOM ANGLE SENSOR INSTALLATION
FIGURE 10-12. CAB ELECTRICAL INSTALLATION
FIGURE 10-13. DASH ELECTRICAL INSTALLATION (ULS)
FIGURE 10-14. DASH ELECTRICAL INSTALLATION (LS)
FIGURE 10-15. OPEN CAB ELECTRICAL INSTALLATION WITH OPTIONS
FIGURE 10-16. ENCLOSED CAB ELECTRICAL INSTALLATION WITH OPTIONS
FIGURE 10-17. REVERSE CAMERA INSTALLATION
FIGURE 10-18. REVERSE SENSOR INSTALLATION
FIGURE 10-19. BOOM AUXILIARY ELECTRIC INSTALLATION
FIGURE 10-20. BOOM AUXILIARY ELECTRIC HARNESS INSTALLATION
FIGURE 10-21. ENGINE WIRING INSTALLATION (ULS)
FIGURE 10-22. ENGINE WIRING INSTALLATION (LS)
FIGURE 10-23. ENGINE ECU INSTALLATION (ULS)
FIGURE 10-24. ENGINE ECM INSTALLATION (LS)
FIGURE 10-25. BATTERY INSTALLATION
FIGURE 10-26. ARCTIC COLD WEATHER PACKAGE INSTALLATION (ULS)
FIGURE 10-27. ARCTIC COLD WEATHER PACKAGE INSTALLATION (LS)
FIGURE 10-28. ARCTIC BATTERIES INSTALLATION
FIGURE 10-29. HYDRAULIC TANK HEATER INSTALLATION
FIGURE 10-30. HIGH END DISPLAY INSTALLATION
FIGURE 10-31. BACKUP ALARM INSTALLATION
FIGURE 10-32. WHITE ALARM BACKUP INSTALLATION
FIGURE 10-33. ROAD LIGHT INSTALLATION
FIGURE 10-34. CAB WORKLIGHTS INSTALLATION (WITHOUT A/C)
FIGURE 10-35. CAB WORKLIGHTS INSTALLATION (WITH A/C)
FIGURE 10-36. BOOM WORKLIGHTS INSTALLATION
FIGURE 10-37. BOOM LIGHTS INSTALLATION
FIGURE 10-38. BEACON INSTALLATION
FIGURE 10-39. BOOM AUXILIARY HARNESS
FIGURE 10-40. BOOM WORKLIGHTS HARNESS
FIGURE 10-41. A/C OPTION HARNESS
FIGURE 10-43. REAR FRAME HARNESS (SN 0160073773 to Present)
FIGURE 10-44. FRONT FRAME HARNESS
FIGURE 10-45. ENGINE CHASSIS HARNESS
FIGURE 10-46. ENGINE HARNESS (ULS)
FIGURE 10-47. ENGINE HARNESS (LS)
FIGURE 10-48. FRONT FRAME HEADLIGHT HARNESS
FIGURE 10-49. TAIL LIGHTS HARNESS
FIGURE 10-50. REVERSE SENSOR HARNESS
FIGURE 10-51. CAB HARNESS

FIGURE 10-52. OPTION 1 CAB HARNESS

FIGURE 10-53. OPTION 2 CAB HARNESS

FIGURE 10-54. CAB OPTION HARNESS

FIGURE 10-55. STANDARD ELECTRICAL BOARD ASSEMBLY

FIGURE 10-56. OPTION 1 ELECTRICAL BOARD ASSEMBLY

FIGURE 10-57. OPTION 2 ELECTRICAL BOARD ASSEMBLY

FIGURE 10-58. CLEARSKY HARNESS

FIGURE 10-59. TELEMATICS READY HARNESS

FIGURE 10-60. FUEL FILTER HEATER INSTALLATION

FIGURE 10-61. CLEARSKY CONTROLLER (US)

FIGURE 10-62. ROOF PIGTAIL HARNESS

FIGURE 10-63. HVAC ACTUATORS HARNESS

FIGURE 10-64. BOOM AUXILIARY ELECTRIC HARNESS INSTALLATION

FIGURE 10-65. PLATFORM HARNESS

FIGURE 10-66. USB CHARGER INSTALLATION

SECTION 11 - DECALS

FIGURE 11-1. CAPACITY CHART HOLDER

FIGURE 11-2. DECAL INSTALLATION - 1055

FIGURE 11-3. DECAL INSTALLATION - 1255

FIGURE 11-4. DECAL INSTALLATION (ENGLISH)

FIGURE 11-5. DECAL INSTALLATION (ISO)

FIGURE 11-6. DECAL INSTALLATION (ENGLISH/FRENCH)

FIGURE 11-15. DECAL INSTALLATION

FIGURE 11-16. REVERSE SENSOR SYSTEM DECAL (ENGLISH)

FIGURE 11-17. REVERSE SENSOR SYSTEM DECAL (ISO)

FIGURE 11-18. REVERSE SENSOR SYSTEM DECAL (ENGLISH/FRENCH)

SECTION 12 - RECOMMENDED SPARE PARTS

FIGURE 12-1. RECOMMENDED SPARE PARTS

PART NUMBER INDEX

Inside this manual

Real pages from this parts manual (1,056 pages). Open the sample pages (PDF, 590 KB)

Sample pages from the JLG 1055, 1255 Telehandler Parts Manual: Parts illustration, Parts illustration, Parts illustration

Parts illustration, page 221: SECTION 4 - ENGINE AND ATTACHING PARTS
Parts illustration, page 861: SECTION 10 - ELECTRICAL
Parts illustration, page 973: SECTION 10 - ELECTRICAL

Other manuals for this machine

Save 10% on 2 manuals, 15% on 3 or more. Other manuals for the 1055, 1255 are listed below. Editions cover different serial number ranges: check the serial coverage and tick only the ones that match your machine.

This manual: Parts Manual 31211032$109.97

Service manuals

Service Manual 31211033 · 566 pagesCovers 1043, 1055, 1255, 642, 742, 943Serial: Prior to 0160101097$69.71Details

Service Manual 31211369 · 544 pagesCovers 1043, 1055, 1255, 742, 943$69.77Details

This is a parts manual

Here's how it compares to the other manual types.

Service manual

Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.

Operator's manual

Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.

This manual

Parts manual

Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.

What it's used for

Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.

Service shops and owner/operators who repair their own equipment

Identifying correct parts and seeing how assemblies come apart and go back together

Keeping equipment running with less downtime

Factory manual, 1,056 pages

Quantity one is the manual described above.

Fast free USA shipping

Ships in 1 business day.

60-day returns

Free if the mistake is ours. A manual ordered in error must come back unopened in its shrink-wrap; you pay return shipping and a 20% restocking fee applies. Return policy

Binder not included

Manuals over about 300 pages may need a standard 3-ring binder, which you can buy locally to keep the pages organized for shop use.

Other editions and similar models

Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).