Maintenance Manual For Motorized Road Grader Model 120M - 5

CAB TRIM REPLACEMENT
Figure 2. Front Wiper Motor Trim Cover.
Figure 4. Right Trim Plate.
Figure 6. Center Headliner Access Panel.
Figure 8. Joystick Illumination Lights.
Figure 10. Rear Trim Panel.
Figure 12. Dome Light Connector.
Figure 14. Dome Light.
Figure 16. Right Floorpan Cover Plate.
Figure 17. Floorpan.
Figure 18. Right Floorpan Cover Plate.
Figure 20. Dome Light.
Figure 22. Dome Light Connector.
Figure 24. Rear Trim Panel.
Figure 25. Trim Plate.
Figure 27. Joystick Illumination Connectors.
Figure 29. Relay Access Cover.
Figure 31. Left Trim Plate.
Figure 33. Rearview Mirror.
CAB GLASS REPLACEMENT
Figure 1. Front Glass Wipers.
Figure 2. Front Wiper Arms and Nuts.
Figure 3. Front Glass.
Figure 4. Left Lower Glass.
Figure 5. Left Lower Glass.
Figure 6. Front Glass.
Figure 7. Front Wiper Arms and Nuts.
Figure 8. Front Glass Wipers.
DOOR GLASS REPLACEMENT
Door Glass
Figure 1. Door Glass and Silicone Sealant.
Figure 2. Door Glass and Silicone Sealant.
FOLLOW-ON TASKS
RIFLE BRACKET REPLACEMENT
Figure 1. Upper Rifle Bracket.
Figure 2. Lower Rifle Bracket.
Figure 3. Upper Rifle Bracket.
HVAC TRIM REPAIR
Figure 2. Left Front Air Duct.
Figure 4. Service Brake Control.
Figure 6. Service Brake Control.
Figure 8. Floor Mat.
Figure 9. Floor Pan Access Cover.
Figure 10. Center Air Duct.
Figure 11. Vent.
Figure 12. Center Air Duct.
Figure 13. Floor Pan Access Cover.
Figure 14. Floor Mat.
Figure 16. Service Brake Control.
Figure 18. Service Brake Control Valve.
Figure 20. Left Front Air Duct.
Figure 21. Left Rear Air Duct.
LEFT-HAND JOYSTICK AND ARM SUPPORT REPAIR
Figure 2. Inner Panel Cover.
Figure 3. Panel Cover.
Figure 4. Joystick Control Harness Connectors.
Figure 5. Upper Joystick Mounting Tube.
Figure 7. Armrest Lock Bolt.
Figure 9. Outer Panel Cover.
Figure 11. Wrist Support.
Figure 12. Arm Rest Pin.
Figure 14. Slide Lock Frame.
Figure 16. Slide Lock Frame Bushings.
Figure 18. Joystick Support and Plate.
Figure 20. Slide Lock Shaft.
Figure 22. Joystick Control Bracket.
Figure 24. Wrist Support Bracket.
Figure 25. Wrist Support Bushing.
Figure 27. Joystick Control.
Figure 29. Armrest.
Figure 31. Lower Joystick Support Mounting Tube.
Figure 32. Upper Joystick Mounting Tube.
Figure 33. Joystick Control Harness Connectors.
Figure 34. Panel Cover.
Figure 35. Inner Panel Cover.
FOLLOW-ON TASKS
RIGHT-HAND JOYSTICK AND ARM SUPPORT REPAIR
Figure 2. Inner Panel Cover.
Figure 4. Joystick Control Harness Connectors.
Figure 5. Floorpan Cover.
Figure 7. Armrest Lock Bolt.
Figure 9. Joystick Control.
Figure 11. Control Indicator Bracket.
Figure 13. Horn Switch.
Figure 15. Wrist Support.
Figure 17. Joystick Control Bracket.
Figure 19. Slide Lock Shaft.
Figure 21. Joystick Support and Plate.
Figure 22. Slide Lock Frame Bushings.
Figure 24. Slide Lock Frame.
Figure 26. Arm Rest Pin.
Figure 28. Wrist Support Bushing.
Figure 29. Wrist Support.
Figure 30. Outer Panel Cover.
Figure 31. Control Indicator Bracket.
Figure 33. Horn Switch Harness Connector.
Figure 35. Joystick Control.
Figure 36. Control Indicator.
Figure 38. Armrest Lock Bolt.
Figure 39. Lower Joystick Support Mounting Tube.
Figure 40. Floorpan Cover.
Figure 41. Joystick Control Harness Connectors.
Figure 42. Panel Cover.
Figure 44. Harness Connectors.
SEAT ASSEMBLY REPAIR
Figure 2. Seat Assembly.
Figure 3. Seat Base.
Figure 4. Headrest.
Figure 6. Seat Belt Buckle.
Figure 8. Seat Pan Spring.
Figure 10. Seat Back Cushion.
Figure 12. Left Seat Belt Bracket.
Figure 14. Recliner Latch Pullrod.
Figure 15. Recliner Handle.
Figure 17. Recliner Shaft.
Figure 19. Slide Latch.
Figure 20. Slide Handle.
Figure 21. Slide Latch.
Figure 23. Recliner Shaft.
Figure 24. Recliner Latch Gear.
Figure 25. Recliner Handle.
Figure 26. Recliner Latch Pull Rod.
Figure 27. Right Seat Belt Bracket.
Figure 29. Seat Back Frame.
Figure 30. Seat Back Cushion.
Figure 31. Seat Pan.
Figure 32. Seat Pan Spring.
Figure 34. Seat Belt Buckle.
Figure 36. Headrest.
Figure 37. Seat Belt.
Figure 38. Seat Assembly.
Figure 39. Operator In-Seat Switch Connector.
SEAT BELT REPLACEMENT
Figure 1. Seat Belt Inspection.
Figure 2. Seat Belt.
Figure 3. Seat Belt.
BRAKE PEDAL ASSEMBLY REPLACEMENT
Figure 1. Brake Control Valve.
Figure 2. Upper HVAC Duct.
Figure 4. Brake Pedal Assembly.
Figure 5. Service Brake Control Cover.
Figure 6. Upper HVAC Duct.
FOLLOW-ON TASKS
BRAKE CONTROL VALVE REPAIR
Figure 1. Front Cover.
Figure 2. Brake Control Valve.
Figure 3. Brake Control Valve Disassembly.
Figure 4. Brake Control Valve Assembly.
Figure 5. Brake Control Valve.
Figure 6. Front Cover Installation.
THROTTLE POSITION SENSOR REPLACEMENT
Figure 1. Pedal Assembly Cover.
Figure 2. Position Sensor.
Figure 3. Sensor Inspection.
Figure 4. Position Sensor.
Figure 5. Pedal Assembly Cover.
INCHING PEDAL POSITION SENSOR REPLACEMENT
Figure 1. Position Sensor.
Figure 2. Sensor Inspection.
FOLLOW-ON TASKS
INCHING PEDAL SWITCH REPLACEMENT
Figure 1. Pedal Assembly Cover.
Figure 2. Inching Pedal Switch.
Figure 3. Switch Inspection.
Figure 5. Pedal Assembly Cover.
BRAKE PEDAL LIMIT AND BRAKE LIGHT LIMIT SWITCHES REPLACEMENT
Figure 1. Pedal Assembly Cover.
Figure 2. Brake Pedal Switches.
Figure 3. Switch Inspection.
Figure 4. Brake Pedal Switches.
Figure 5. Pedal Assembly Cover.
DOOR REPAIR
Figure 1. Door Striker.
Figure 2. Door Wiper Bulkhead Connector.
Figure 3. Washer Harness.
Figure 4. Sling and Lifting Device.
Figure 5. Door and Hinges.
Figure 6. Door Striker.
Figure 7. Latch Rod.
Figure 8. Latch and Covers.
Figure 10. Door Seal.
Figure 11. Door Handle.
Figure 12. Latch and Covers.
Figure 13. Latch Rod.
Figure 14. Door Striker.
Figure 16. Sling and Lifting Device.
Figure 17. Washer Harness.
Figure 18. Door Wiper Bulkhead Connector.
Figure 19. Door Striker.
Figure 20. Door Hinge.
Figure 21. Door Striker.
CLIMATE CONTROL SWITCHES REPLACEMENT
Figure 2. Climate Control Switch Electrical Connections.
Figure 4. A/C ON Switch.
Figure 5. Climate Control Switch Electrical Connections.
AIR CONDITIONER ASSEMBLY REPAIR
Figure 1. Access Cover.
Figure 2. A/C Lines at Bulkhead.
Figure 3. Cab Air Ducts.
Figure 4. Cab Air Filter Duct.
Figure 6. Right Floorpan Cover Plate.
Figure 8. Conditioner Cover.
Figure 9. Plenum Cover.
Figure 10. Blower Motor Resistor.
Figure 11. Blower Motor Resistor.
Figure 12. Fuse.
Figure 14. Blower Motor.
Figure 15. Blower Motor Wiring.
Figure 16. Heater Core Hoses and Bolts.
Figure 17. Hoses at Bulkhead.
Figure 19. A/C Hose Clamp.
Figure 21. Actuator and Coolant Shut-off Valve.
Figure 22. Actuator and Coolant Shut-off Valve.
Figure 23. Housing.
Figure 24. Hoses at Bulkhead.
Figure 25. Heater Core Hoses and Bolts.
Figure 26. A/C Hose Clamp.
Figure 28. Blower Motor Wiring.
Figure 29. Blower Motor.
Figure 31. Fuse.
Figure 33. Blower Motor Resistor.
Figure 34. Plenum Cover.
Figure 35. Conditioner Cover.
Figure 37. Right Floorpan Cover Plate.
Figure 39. Cab Air Filter Duct.
Figure 40. Cab Air Ducts.
Figure 41. A/C Lines at Bulkhead.
Figure 42. Access Cover.
A/C SYSTEM SERVICE
RECOVERY
Figure 1. Refrigerant Recovery.
Table 1. A/C Vacuum.
Figure 2. A/C System Evacuation.
CHARGING
Figure 3. A/C System Charging.
A/C HOSE, ACCUMULATOR, AND RECEIVER/DRYER REPLACEMENT
Figure 1. A/C Hose Connections At Condenser.
Figure 2. Frame Rail Clamps.
Figure 3. A/C Hose Connections at Compressor.
Figure 4. A/C Hose Clamps.
Figure 5. A/C Hose Clamps.
Figure 6. Hose Bundle.
Figure 7. A/C Hose Connections at Cab.
Figure 8. A/C Accumulator and Receiver/Dryer.
Figure 9. A/C Accumulator and Receiver/Dryer.
Figure 10. A/C Hose Connections at Cab.
Figure 11. Hose Bundle.
Figure 13. A/C Hose Clamps.
Figure 14. A/C Hose Connections at Compressor.
Figure 15. Frame Rail Clamps.
Figure 16. A/C Hose Connections At Condenser.
FRONT CAB MOUNT ASSEMBLY REPLACEMENT
Figure 1. Right Front Bulkhead.
Figure 2. Left Front Bulkhead.
Figure 3. Bottom Isolator.
Figure 4. Top Isolator.
Figure 5. Top Isolator.
Figure 6. Front Cab Mount.
Figure 7. Left Front Bulkhead.
Figure 8. Right Front Bulkhead.
REAR CAB MOUNT ASSEMBLY REPLACEMENT
Figure 1. Front Cab Mount.
Figure 2. Rear Cab Mount.
Figure 3. Top Isolator.
Figure 4. Rear Cab Mount.
Figure 5. Front Cab Mount.
CENTERSHIFT BAR REPLACEMENT
Figure 2. Centershift Cylinder.
Figure 3. Centershift Cylinder Shims and Insert.
Figure 4. Right Blade Lift Arm Pin.
Figure 5. Left Blade Lift Arm Ball Stud.
Figure 6. Left Blade Lift Arm Ball Stud.
Figure 7. Right Blade Lift Arm Pin.
Figure 8. Centershift Cylinder Shims and Insert.
Figure 9. Centershift Cylinder.
CENTERSHIFT LOCK REPAIR
Figure 1. Centershift Lock Electrical Connectors.
Figure 2. Centershift Lock.
Figure 3. Centershift Lock Cylinder, Cap, and Fittings.
Figure 5. Centershift Lock Piston, Cap, and O-ring.
Figure 7. Centershift Lock Cylinder Seals.
Figure 8. Centershift Lock Piston, Cap, and O-ring.
Figure 9. Centershift Lock Cylinder Piston.
Figure 11. Centershift Lock Cylinder, Cap, and Fittings.
Figure 12. Centershift Lock.
Figure 13. Centershift Lock Electrical Connectors.
CENTERSHIFT LOCK LINES REPLACEMENT
Figure 1. Hydraulic Hose 1.
Figure 3. Hydraulic Hose 3.
Figure 4. Hydraulic Hose 3.
Figure 5. Hydraulic Hose 2.
FOLLOW-ON TASKS
DRAWBAR AND YOKE REPLACEMENT
Figure 1. Vehicle Support Stand Placement.
Figure 2. Lower Blade Lift Cylinder Cap.
Figure 3. Blade Lift Ball Stud Separation.
Figure 4. Upper Centershift Cylinder Cap.
Figure 5. Upper and Lower Hydraulic Hoses.
Figure 6. Hose Clamp.
Figure 8. Circle Drive Hydraulic Motor Lines.
Figure 10. Circle Drive Bottom Nuts.
Figure 12. Circle Drive, Sprocket, and Thrust Washer.
Figure 13. Duo-cone Seal.
Figure 14. Hydraulic Hose Clamp.
Figure 15. Hydraulic Hose Clamp.
Figure 17. Left Hydraulic Hose Clamp and Retainer.
Figure 19. Wearstrip.
Figure 20. Circle Guide Shoe.
Figure 21. Drawbar and Yoke Sling and Lifting Device.
Figure 22. Drawbar and Yoke.
Figure 23. Drawbar and Yoke Adapter Assembly.
Figure 25. Adapter Assembly.
Figure 26. Drawbar and Yoke Adapter Assembly.
Figure 27. Drawbar and Yoke Sling and Lifting Device.
Figure 28. Drawbar and Yoke.
Figure 29. Circle Guide Shoe.
Figure 30. Hydraulic Hose Retainer.
Figure 31. Left Hydraulic Hose Clamp and Retainer.
Figure 33. Hydraulic Hose Clamp.
Figure 34. Hydraulic Hose Clamp.
Figure 35. Duo-cone Seal.
Figure 36. Circle Drive, Sprocket, and Thrust Washer.
Figure 37. Circle Drive Top Bolts.
Figure 39. Locknut Tang.
Figure 41. Centershift Cylinder.
Figure 42. Upper and Lower Hydraulic Hoses.
Figure 43. Hose Clamp.
Figure 44. Upper Centershift Cylinder Cap.
Figure 45. Blade Lift to Ball Stud.
Figure 47. Vehicle Support Stands Placement.
Figure 48. Wearstrips.
Figure 49. Wearstrips.
FOLLOW-ON TASKS
DRAWBAR WEARSTRIP REPLACEMENT
Figure 1. Hydraulic Hose Clamps.
Figure 2. Wearstrips.
Figure 3. Wearstrip Exchange.
Figure 4. Wearstrips.
Figure 6. Wearstrip Measurement.
CIRCLE GUIDE SHOE REPLACEMENT
Figure 1. Circle Guide Shoe Wearstrips.
CLEANING AND INSPECTION
Figure 2. Circle Pinion Measurement.
Figure 3. Circle Guide Shoe Adjustment.
BLADE/MOLDBOARD REPLACEMENT
Figure 2. Locknut and Setscrew Release.
Figure 4. Chain Hoist.
Figure 5. Sling Attachment.
CLEANING AND INSPECTION
Figure 6. Blade.
Figure 7. Sling.
Figure 8. Blade.
FOLLOW-ON TASKS
BLADE/MOLDBOARD WEARSTRIP REPLACEMENT
Figure 2. Upper Wearstrip Plate.
Figure 4. Lower Wearstrip Plate.
Figure 6. Lower Wearstrip.
Figure 8. Upper Wearstrip.
Figure 10. Upper Wearstrip Plate Adjustment.
BLADE/MOLDBOARD CUTTING EDGE REPLACEMENT
Figure 1. Blade Cutting Edge.
INSTALLATION
BLADE END BIT REPLACEMENT
Figure 2. Blade End Bit.
BLADE LIFT CYLINDER REPAIR
Figure 1. Hydraulic Hoses.
Figure 2. Cylinder Caps and Clamp.
Figure 3. Cylinder Cap Bearing and Seal.
Figure 4. Cylinder End Cap.
Figure 5. Cylinder.
ASSEMBLY
Figure 6. Cylinder End Cap.
Figure 7. Cylinder Cap Bearing and Seal.
Figure 8. Cylinder Caps and Clamp.
Figure 9. Hydraulic Hoses.
Figure 10. Blade Lift Cylinder Socket.
BLADE LIFT CYLINDER LINES REPLACEMENT
Figure 1. Rearward Front Frame Cover.
Figure 2. Left Blade Lift Cylinder.
Figure 3. Left Blade Lift Cylinder Strap.
Figure 4. Left Hose Clamps.
Figure 5. Left Rear Valve.
Figure 6. Rearward Front Frame Cover.
Figure 7. Right Blade Lift Cylinder.
Figure 8. Right Blade Lift Cylinder Strap.
Figure 9. Right Hose Clamps.
Figure 10. Top Rear Valve.
Figure 11. Top Rear Valve.
Figure 12. Right Hose Clamps.
Figure 13. Right Blade Lift Cylinder Strap.
Figure 14. Right Blade Lift Cylinder.
Figure 15. Rearward Front Frame Cover.
Figure 17. Left Hose Clamps.
Figure 18. Left Blade Lift Cylinder Strap.
Figure 19. Left Blade Lift Cylinder.
Figure 20. Rearward Front Frame Cover.
BLADE TIP CYLINDER REPAIR
Figure 1. Blade With Lift Bracket and Sling.
Figure 2. Blade Tip Cylinder Hydraulic Line and Front Pin.
Figure 3. Blade Tip Cylinder Hydraulic Line and Rear Pin.
Figure 4. Blade Tip Cylinder.
Figure 5. Blade Tip Cylinder.
Figure 6. Blade Tip Cylinder Hydraulic Line and Rear Pin.
Figure 7. Blade Tip Cylinder Hydraulic Line and Front Pin.
FOLLOW-ON TASKS
BLADE TIP CYLINDER LINES REPLACEMENT
Figure 1. Blade Tip Cylinder.
Figure 2. Blade Tip Lower Clamps.
Figure 3. Right-Side Swivel Connections.
Figure 4. Left-Side Swivel Connections.
Figure 5. Left-Side Hose Clamps.
Figure 6. Right-Side Hose Clamps.
Figure 7. Front Valve.
Figure 8. Left-Side Swivel Connections.
Figure 9. Right-Side Swivel Connections.
Figure 10. Right-Side Hose Clamps.
Figure 11. Left-Side Hose Clamps.
Figure 12. Blade Tip Lower Clamps.
Figure 13. Blade Tip Cylinder.
CENTERSHIFT CYLINDER REPAIR
CENTERSHIFT CYLINDER REPAIR - Continued
Figure 1. Upper Centershift Cylinder Cap.
Figure 2. Lower Hydraulic Hose.
Figure 4. Lower Centershift Cylinder Cap.
Figure 5. Cylinder.
ASSEMBLY
Figure 6. Lower Centershift Cylinder Cap.
Figure 7. Upper Hydraulic Hose.
Figure 9. Upper Centershift Cylinder Cap.
Figure 10. Centershift Cylinder Socket.
CENTERSHIFT CYLINDER LINES REPLACEMENT
Figure 1. Centershift Cylinder Top.
Figure 2. Centershift Cylinder Base.
Figure 3. Left-Side Hose Clamps.
Figure 4. Front Valve.
Figure 5. Right-Side Hose Clamps.
Figure 6. Front Valve.
Figure 7. Right-Side Hose Clamps.
Figure 8. Left-Side Hose Clamps.
Figure 9. Centershift Cylinder Base.
Figure 10. Centershift Cylinder Top.
SIDESHIFT CYLINDER REPAIR
Figure 1. Left Sideshift Cylinder Mounting.
Figure 2. Sideshift Cylinder Hydraulic Lines.
Figure 3. Right Sideshift Cylinder Mounting.
Figure 4. Sideshift Cylinder.
Figure 5. Sideshift Cylinder.
Figure 6. Right Sideshift Cylinder Mounting.
Figure 7. Sideshift Cylinder Hydraulic Lines.
Figure 8. Left Sideshift Cylinder Mounting.
SIDESHIFT CYLINDER LINES REPLACEMENT
Figure 1. Sideshift Cylinder.
Figure 2. Sideshift Lower Clamps.
Figure 3. Swivel Connections.
Figure 4. Left-Side Hose Clamps.
Figure 5. Right-Side Hose Clamps.
Figure 6. Front Valve.
Figure 7. Front Valve.
Figure 8. Right-Side Hose Clamps.
Figure 9. Left-Side Hose Clamps.
Figure 10. Swivel Connections.
Figure 11. Sideshift Lower Clamps.
Figure 12. Sideshift Cylinder.
CIRCLE DRIVE OIL SERVICE
Figure 1. Check/Fill Plug.
CLEANING AND INSPECTION
CIRCLE DRIVE REPLACEMENT
Figure 1. Lockwasher Tang.
Figure 3. Circle Drive Top Bolts.
Figure 4. Circle Drive, Sprocket, and Thrust Washer.
Figure 5. Duo-Cone Seal.
Figure 6. Circle Drive Housing O-Ring.
Figure 7. Duo-Cone Seal.
Figure 8. Circle Drive, Sprocket, and Thrust Washer.
Figure 9. Circle Drive Top Bolts.
Figure 11. Lockwasher Tang.
CIRCLE DRIVE HYDRAULIC MOTOR REPLACEMENT
Figure 1. Circle Drive Hydraulic Motor Hoses.
Figure 2. Circle Drive Motor.
Figure 3. Circle Drive Motor.
Figure 4. Circle Drive Hydraulic Motor Hoses.
CIRCLE DRIVE HYDRAULIC MOTOR LINES REPLACEMENT
Figure 1. Circle Drive Motor.
Figure 2. Left-Side Hose Clamps.
Figure 3. Front Valve.
Figure 4. Right-Side Hose Clamps.
Figure 5. Front Valve.
Figure 6. Right-Side Hose Clamps.
Figure 7. Left-Side Hose Clamps.
Figure 8. Circle Drive Motor.
CIRCLE ASSEMBLY REPLACEMENT
Figure 1. Hydraulic Hose at Circle Drive Swivel.
Figure 2. Hydraulic Hose Clamps.
Figure 3. Blade Shaft Assembly.
Figure 4. Circle Assembly.
Figure 6. Bracket.
Figure 8. Blade Shaft Assembly.
Figure 9. Lifting Bracket and Sling.
Figure 10. Hydraulic Hose at Circle Drive Swivel Installation.
CIRCLE DRIVE SWIVEL REPAIR
Figure 1. Left-Side Hoses.
Figure 3. Circle Drive Swivel.
Figure 4. Hydraulic Fitting.
Figure 6. Cover.
Figure 8. Rotor Seals.
Figure 9. Circle Drive Swivel Housing Seals.
Figure 10. Rotor Seals.
Figure 12. Retainer.
Figure 13. Rotor Clearance Check.
Figure 15. Hydraulic Fitting.
Figure 16. Circle Drive Swivel.
Figure 17. Right-Side Hoses.
Figure 18. Left-Side Hoses.
LIFT ARM REPLACEMENT
Figure 1. Scarifier Cylinder.
Figure 2. Link Assembly Caps.
Figure 3. Link Assembly.
Figure 4. Lift Arm Assembly.
REMOVAL CONTINUED
Figure 5. Lift Arm and Bracket.
INSTALLATION
Figure 6. Lift Arm and Bracket.
Figure 7. Lift Arm.
Figure 8. Link Assembly.
Figure 9. Link Assembly Caps.
Figure 10. Scarifier Cylinder.
LINK ASSEMBLY REPLACEMENT
LINK ASSEMBLY REPLACEMENT - Continued
Figure 1. Link Assembly.
Figure 2. Link Assembly.
SCARIFIER ASSEMBLY REPLACEMENT
Figure 1. Drawbar to Scarifier.
Figure 2. Drawbar Collar.
Figure 3. Drawbar Shaft.
Figure 4. Scarifier.
Figure 5. Drawbar Shaft.
Figure 6. Drawbar and Collar.
Figure 7. Drawbar to Scarifier.
TIEDOWN ASSEMBLY REPLACEMENT
Figure 1. Blackout Light Bracket.
Figure 2. Tiedown Assembly.
Figure 3. Tiedown Assembly.
Figure 4. Tiedown Assembly.
Figure 5. Blackout Light Bracket.
SCARIFIER CYLINDER REPAIR
REMOVAL
Figure 1. Scarifier Cylinder.
Figure 2. Scarifier Cylinder.
ASSEMBLY
Figure 3. Scarifier Cylinder.
FOLLOW-ON TASKS
SCARIFIER CYLINDER LINES REPLACEMENT
Figure 1. Scarifier Cylinder.
Figure 2. Right-Side First Clamp (Serial Number Prefix CBS).
Figure 3. Right-Side First Clamp (Serial Number Prefix RMY).
Figure 4. Right-Side Second Clamp (Serial Number Prefix CBS).
Figure 6. Right-Side Front Valve (Serial Number Prefix CBS).
Figure 7. Right-Side Front Valve (Serial Number Prefix RMY).
Figure 8. Left-Side Clamps (Serial Number Prefix CBS).
Figure 9. Left-Side Clamps (Serial Number Prefix RMY).
Figure 10. Left-Side Front Valve (Serial Number Prefix CBS).
Figure 11. Left-Side Front Valve (Serial Number Prefix RMY).
Figure 12. Left-Side Front Valve (Serial Number Prefix RMY).
Figure 13. Left-Side Front Valve (Serial Number Prefix CBS).
Figure 14. Left-Side Clamps (Serial Number Prefix RMY).
Figure 15. Left-Side Clamps (Serial Number Prefix CBS).
Figure 16. Right-Side Front Valve (Serial Number Prefix RMY).
Figure 17. Right-Side Front Valve (Serial Number Prefix CBS).
Figure 18. Right-Side Second Clamp (Serial Number Prefix RMY).
Figure 19. Right-Side Second Clamp (Serial Number Prefix CBS).
Figure 20. Right-Side First Clamp (Serial Number Prefix RMY).
Figure 21. Right-Side First Clamp (Serial Number Prefix CBS).
Figure 22. Scarifier Cylinder.
CHAPTER 5. ARCTIC KIT INSTALLATION AND MAINTENANCE INSTRUCTIONS
ARCTIC KIT INTRODUCTION
ARCTIC KIT UNPACKING, INSPECTION, AND PARTS LIST
Figure 1. Arctic Kit Crate.
Figure 2. Battery Box Unpacking.
Table 1. Arctic Kit Parts List.
Table 1. Arctic Kit Parts List - Continued.
Table 1. Arctic Kit Parts List - Continued.
Table 1. Arctic Kit Parts List - Continued.
ARCTIC KIT INSTALLATION INSTRUCTIONS
ARCTIC KIT INSTALLATION INSTRUCTIONS - Continued
Table 1. Battery Box Installation Parts List.
Figure 2. Battery Lid Assembly.
Figure 3. Battery.
Figure 4. Block.
Figure 6. Block.
Figure 7. Mounting Assemblies.
Figure 9. Battery and Clamp.
Table 2. Battery Cable Installation Parts List.
Table 2. Battery Cable Installation Parts List - Continued.
Figure 10. Right Front Engine Enclosure Side Access Panel.
Figure 11. Air Inlet Tube.
Figure 12. Battery Cable Connection.
Figure 13. Battery Cables.
Figure 14. External Battery Cable Clamp Connections.
Figure 15. External Battery Cable Protective Covers.
Figure 16. Battery Cable Bulkhead Connection.
Figure 17. Positive Battery Cable.
Figure 18. Battery Cable Bulkhead Connection.
Figure 19. Battery Cable Clamp.
Figure 20. Positive Battery Cable Clamps.
Figure 22. Negative Battery Cable Clamps.
Figure 24. Battery Cable Bulkhead Connectors.
Figure 25. Right Front Engine Enclosure Side Access Panel.
Figure 26. External Battery Cable Bulkhead Connections.
Figure 27. Side Access Cover Battery Cable Cover.
Figure 28. Negative Battery Cable Connection.
Figure 29. Battery Lid Assembly.
Table 3. Coolant Heater Installation Parts List.
Table 3. Coolant Heater Installation Parts List - Continued.
Figure 30. Left Front Engine Enclosure Side Access Panel.
Figure 31. Brake Line Repositioning.
Figure 32. Block Heater Box Brackets.
Figure 33. Left Front Engine Enclosure Side Access Panel.
Figure 34. Block Heater Cover.
Figure 35. Block Heater Mounting Bracket.
Figure 36. Block Heater Mounting Bracket.
Figure 37. Block Heater Box.
Figure 38. Ether Injection Clamp.
Figure 40. Block Heater Inlet Hose Routing.
Figure 41. Engine Block Plug.
Figure 42. Block Heater Inlet Hose on Engine.
Figure 43. Block Heater Inlet Hose to Arctic Heater.
Figure 44. Heater Hose at Front Cover.
Figure 45. 90 Degree Elbow, Adapter, and Tee Fitting.
Figure 46. Heater Outlet Hose at Front Cover.
Figure 47. Block Heater Outlet Hose to Arctic Heater.
Figure 48. Block Heater Hose Tiedown Straps.
Figure 50. Crossover Tube Guard.
Figure 51. Fuel Supply Line.
Figure 52. Fuel Supply Valve Assembly.
Figure 53. Fuel Supply Valve.
Figure 54. Fuel Supply Line to Arctic Heater.
Figure 55. Block Heater Fuel Supply Line Routing.
Figure 56. Fuel Supply Lines.
Figure 57. Crossover Tube Guard.
Figure 58. Main Rear Wiring Harness Arctic Kit Pigtail.
Figure 59. Block Heater Hose at Block Heater.
Figure 60. Block Heater Cover.
Figure 61. Air Inlet Tube.
ARCTIC KIT RIGHT ENGINE ENCLOSURE PANEL REPLACEMENT
Figure 1. Door Prop Rod.
Figure 3. Engine Enclosure Panel.
Figure 4. Interior Battery Cables.
Figure 5. Junction Block.
Figure 6. Interior Battery Cables.
Figure 7. Engine Enclosure Panel.
Figure 9. Door Prop Rod.
ARCTIC KIT LEFT ENGINE ENCLOSURE PANEL REPLACEMENT
Figure 2. Engine Enclosure Left Front Side Access Panel.
Figure 3. Fuel Line, Heater Hose and Harness Routing.
ARCTIC KIT BATTERY AND LID ASSEMBLY REPLACEMENT
Figure 1. Battery Lid.
Figure 3. Battery Cables.
Figure 4. Battery Cables.
Figure 5. Batteries and Clamp.
Figure 6. Batteries and Clamp.
Figure 7. Battery Cables.
Figure 8. Battery Cables.
Figure 10. Battery Lid.
ARCTIC KIT BATTERY BOX AND BRACKETS REPLACEMENT
Figure 1. Battery Box.
Figure 2. Mounting Brackets.
Figure 4. Mounting Blocks.
Figure 6. Battery Box.
ARCTIC KIT BATTERY CABLE COVERS REPLACEMENT
Figure 1. Rear Battery Cable Cover.
Figure 3. Front Battery Cable Cover.
Figure 4. Rear Battery Cable Cover.
ARCTIC KIT EXTERIOR BATTERY CABLES REPLACEMENT
Figure 1. Battery Lid.
Figure 2. Battery Box Bolts.
Figure 3. Battery Terminal Covers and Cables.
Figure 4. Battery Cables.
Figure 5. Battery Cables.
Figure 6. Battery Terminal Covers and Cables.
Figure 7. Battery Box Bolts.
Figure 8. Battery Lid.
ARCTIC KIT INTERIOR BATTERY CABLES REPLACEMENT
Figure 1. Lower Cable Ends.
Figure 2. Upper Cable Ends.
Figure 3. Battery Cables.
Figure 4. Upper Cable Ends.
Figure 5. Lower Cable Ends.
ARCTIC HEATER FUEL LINE REPLACEMENT
Figure 1. Fuel Supply Line at Tank.
Figure 2. Block Heater Fuel Supply Line Routing.
Figure 3. Fuel Supply Line at Block Heater.
INSTALLATION
Figure 4. Block Heater Fuel Supply Line Routing.
Figure 5. Fuel Supply Line at Tank Installation.
ARCTIC HEATER COOLANT RETURN LINE REPLACEMENT
Figure 1. Arctic Heater Coolant Return Line.
ARCTIC HEATER COOLANT RETURN LINE REPLACEMENT - Continued
ARCTIC HEATER COOLANT SUPPLY LINE REPLACEMENT
Figure 1. Intake Hose.
Figure 2. Arctic Heater Coolant Supply Line.
Figure 3. Support Clamp.
Figure 4. Support Clamp.
Figure 5. Support Clamp.
Figure 6. Support Clamp.
Figure 7. Arctic Heater Coolant Supply Line.
Figure 8. Intake Hose Installation.
ARCTIC HEATER ASSEMBLY REPLACEMENT
Figure 2. Arctic Heater Connections.
Figure 3. Arctic Heater Box.
Figure 4. Arctic Heater Box.
Figure 5. Arctic Heater Connections.
Figure 6. Arctic Heater Cover.
ARCTIC HEATER BRACKETS REPLACEMENT
Figure 1. Arctic Heater Brackets.
ARCTIC HEATER FUEL PUMP REPLACEMENT
Figure 2. Lower Arctic Heater Fuel Pump.
Figure 3. Upper Arctic Heater Fuel Pump.
Figure 5. Arctic Heater Fuel Pump Hose.
Figure 7. Lower Arctic Heater Fuel Pump.
Figure 8. Arctic Heater Cover.
HEATER CONTROLLER AND GLOW PLUG REPLACEMENT
Figure 2. Arctic Heater Controller.
Figure 4. Glow Plug Wiring.
Figure 6. Glow Plug.
Figure 7. Glow Plug Wiring.
Figure 9. Arctic Heater Controller.
MECHANICAL GENERAL MAINTENANCE INSTRUCTIONS
WORK SAFETY
CLEANING INSTRUCTIONS
CLEANING INSTRUCTIONS CONTINUED
INSPECTION INSTRUCTIONS
REPAIR INSTRUCTIONS
LUBRICATION INSTRUCTIONS
TAGGING INSTRUCTIONS
ELECTRICAL GENERAL MAINTENANCE INSTRUCTIONS
Figure 1. Inspecting Connectors.
Figure 2. Splicing Wires.
RING TERMINAL REPAIR
Figure 4. Repairing Military Connectors.
MULTIMETER USAGE
RELAY INSPECTION AND TESTING
Figure 6. Inspecting Circuit Breaker.
TORQUE LIMITS
Figure 1. Adapter Does Not Affect Torque Reading.
Figure 3. Measuring Extension.
Figure 7. Measuring a Bolt.
Table 1. Torque Limits - SAE Standard Fasteners.
Table 2. Torque Limits - Metric Fasteners.
PREPARATION FOR SHIPMENT
STOW RIGHT LIFT CYLINDER
Figure 1. Right Blade Lift Cylinder Transport Position.
STOW LEFT LIFT CYLINDER
Figure 2. Left Blade Lift Cylinder Transport Position.
Figure 3. Left Door and Wiper Connections.
Figure 4. Right Door and Wiper Connections.
Figure 6. Right Side Door.
Figure 7. Left Mirror.
Figure 9. Rifle Bracket.
Figure 10. Cab Harness Connectors.
Figure 11. Washer Fluid Hoses.
Figure 13. Cab Corner Bolts.
Figure 14. Cab Section.
Figure 15. Exhaust Pipe.
Figure 16. Lower Cab Preparation.
Figure 17. Cab Section.
Figure 18. Cab Corner Bolts.
Figure 19. Cab Front Bolts.
Figure 21. Rifle Bracket.
Figure 22. Washer Fluid Hoses.
Figure 23. Right Mirror.
Figure 24. Left Mirror.
Figure 25. Right Door and Wiper Connections.
Figure 26. Left Door and Wiper Connections.
UNSTOW RIGHT LIFT CYLINDER
Figure 27. Right Blade Lift Cylinder Normal Position.
UNSTOW LEFT LIFT CYLINDER
Figure 28. Left Blade Lift Cylinder Normal Position.
SCHEMATICS INTRODUCTION
SCHEMATICS INDEX
CHAPTER 6. SUPPORTING INFORMATION
REFERENCES
REFERENCES - Continued
MAINTENANCE ALLOCATION CHART (MAC) INTRODUCTION
MAINTENANCE FUNCTIONS
EXPLANATION OF COLUMNS IN THE MAC
EXPLANATION OF COLUMNS IN THE TOOLS AND TEST EQUIPMENT REQUIREMENTS
MAINTENANCE ALLOCATION CHART (MAC)
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 1. Maintenance Allocation Chart (MAC) for 120M Motor Grader - Continued.
Table 2. Tools and Test Equipment for the 120M Motor Grader.
Table 2. Tools and Test Equipment for the 120M Motor Grader - Continued.
Table 2. Tools and Test Equipment for the 120M Motor Grader - Continued.
Table 2. Tools and Test Equipment for the 120M Motor Grader - Continued.
EXPENDABLE AND DURABLE ITEMS LIST
Table 1. Expendable and Durable Items for the 120M Motor Grader.
Table 1. Expendable and Durable Items for the 120M Motor Grader - Continued.
Table 1. Expendable and Durable Items for the 120M Motor Grader - Continued.
Table 1. Expendable and Durable Items for the 120M Motor Grader - Continued.

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