Case 1021G, 1021G X-DRIVE, 1121G, 1121G X-DRIVE Wheel Loader Operators Manual (92214927) (October 2025)

These Case G‑series loaders live in rough spots—gravel pits, feed yards, snow work, muddy construction sites—getting hammered all day. This operators manual helps you run the machine the way it was designed, trace weird behavior, and set up your daily checks so it’ll actually start and move when you need it. Say you’re loading trucks on a wet slope and the bucket keeps diving or the machine feels like it’s pushing instead of rolling; this book walks you through how the controls respond, which settings to tweak, and what to inspect before you blame the hydraulics.

Applications & Use Cases

• Dial in the controls so you know how it’ll react under load, backing into a pile, or crowding uphill without shocking the driveline.
• Set up a simple pre‑start walk‑around: check fluids, inspect hoses, trace leaks, verify lights, and catch issues before they strand you.
• Learn how to isolate a problem—is it transmission, brakes, or hydraulics—so you don’t just start throwing parts at it.
• Follow proper steps to park, dump pressure, and bleed off hydraulics before you crack a line or pull a quick-coupler.
• Get the right procedure to route and align attachments, then test them safely before going full throttle on the job.

FAQ

Q: Is this a PDF I can search on my phone or laptop?

A: Yes, it’s typically a searchable PDF, so you can jump to terms like “parking brake” or “X-DRIVE” instead of scrolling forever.

Q: Can I print just a few pages to keep in the cab?

A: You usually can; most folks print the daily checks, lubrication chart, and basic control layouts for quick jobsite use.

Safety Note

Always verify the boom and bucket are fully supported and hydraulic pressure is released before you inspect or work around any linkage.

Case 1021G, 1021G X-DRIVE, 1121G, 1121G X-DRIVE Wheel Loader Index:

• GENERAL INFORMATION
  • Note to the owner
  • Intended use
  • Electro-Magnetic Compatibility (EMC)
  • Metric and imperial units abbreviations
  • Operator’s manual storage on the machine
  • Machine orientation
  • Product identification
  • Identification of machine components
• SAFETY INFORMATION
  • Safety rules
  • Personal safety
  • Safety rules
  • Seat belts
  • Support strut and service link
  • Utility safety
  • Ecology and the environment
  • Hand signals
  • Safety signs
• CONTROLS AND INSTRUMENTS
  • Access to operator’s platform
    • Proper entry and exit
  • Operator’s seat
    • Overview
  • Forward controls
    • Front console
    • Steering column
    • Pedal controls
    • Joystick steering
  • Right-hand side controls
    • Overview
    • Multifunction keypad
    • Control lever operation
    • Parking brake
    • Arm pad
  • Exterior controls
    • Hood and Timed Disconnect Switches
  • Display
    • Display description
    • Status and warning icons
  • Climate controls
    • Climate controls
    • Cab air louvers
  • Windows
    • Windows
  • Internal cab lights
    • Cab lights
    • Courtesy Lights
• OPERATING INSTRUCTIONS
  • Commissioning the unit
    • Before starting the engine
  • Starting the unit
    • Starting the engine
    • Operating in extreme temperatures
    • Operating the machine
  • Stopping the unit
    • Stopping the machine
  • Moving the unit
    • Enabling the Auxiliary F-N-R switch
    • Ride Control
    • Control levers
    • Auxiliary Forward, Neutral, Reverse (F-N-R) switch
    • Transmission automatic mode
    • Throttle set (4-speed transmission only)
    • Loader functions
    • Parallel Lift
• TRANSPORT OPERATIONS
  • Road transport
    • Safety rules
  • Recovery transport
    • Transporting the machine
    • Traveling on public roads
    • Moving a disabled machine
• WORKING OPERATIONS
  • Preparing for work
    • Operating tips
    • Joystick steering operation
    • Payload
    • Auto Dig, Auto Dump and Auto Metering features
• MAINTENANCE
  • General information
    • Servicing
    • Remote Service Tool (RST)
    • Releasing pressure in the hydraulic system
    • General specification – Diesel fuel – Diesel fuel
    • General specification – Paraffinic (Diesel) Fuels
    • General specification
    • Fluids and lubricants
    • Engine cooling system
    • Automatic lubrication system (if equipped)
    • Selective Catalytic Reduction on Filter (SCRoF) – Overview
    • Selective Catalytic Reduction on Filter (SCRoF) system
  • Maintenance planning
    • Maintenance chart
  • Daily inspection
    • Daily inspection
  • Every 10 hours
    • Engine oil level – Check
  • Every 50 hours
    • Bucket/attachment fittings – Grease
    • Machine fittings – Grease
    • Hydraulic oil level – Check
    • Transmission oil level – Check
    • Engine coolant level – Check
  • Initial 100 hours
    • Wheel nuts tightening – Check
    • Axle cooler filters (if equipped) – Replace
    • Selective Catalytic Reduction (SCR) in-line filter (Initial) – Remove and Discard
    • Hydraulic oil filter (Initial) – Replace
    • Front and rear axle oil (Initial) – Change
    • Engine oil (Initial) – Change
    • Engine oil filter (Initial) – Replace
    • Fuel pre-filter (Initial) – Replace
    • Fuel filter (Initial) – Replace
  • Every 100 hours
    • Machine fittings – Grease
  • Initial 250 hours
    • Transmission Clutch (Initial) – Calibrate
  • Every 250 hours
    • Drive shaft slip joints – Grease
    • Cab air recirculation filter – Cleaning
    • Cab air pre-filter – Cleaning
    • Cab air filter – Cleaning
    • Wheels – Tire inflating
    • Drive belt – Check
    • Parking brake – Check
    • Auxiliary steering – Check
  • Every 500 hours
    • Engine oil – Change
    • Engine oil filter – Replace
    • Fuel pre-filter – Replace
    • Fuel filter – Replace
    • Fuel tank sediment – Drain
    • Front and rear axle oil level – Check
    • Roll Over Protective Structure (ROPS) – Check
    • Battery fluid level – Check
    • DEF/AdBlue® tank vent filter – Replace
  • Every 1000 hours
    • Pivot points – Grease
    • Water from hydraulic system – Drain
    • Drive belt – Replace
    • Cab air recirculation filter – Replace
    • Cab air pre-filter – Replace
    • Cab air filter – Replace
    • Engine breather filter – Replace
    • Front and rear axle oil – Change
    • Axle cooler filters (if equipped) – Replace
    • Alternator – Check
    • Starter motor – Check
  • Every 2000 hours
    • Transmission oil – Change
    • Transmission oil filter – Replace
    • Transmission breather – Cleaning
    • Transmission Clutch – Calibrate
    • Hydraulic oil filter – Replace
    • Primary engine air filter – Replace
    • Secondary engine air filter – Replace
    • Frame and cab – Lubricate
    • Engine valve clearance – Check and adjust
  • Every 3000 hours
    • Cold weather hydraulic oil – Change
  • Every 4000 hours
    • CVT Hydrostat filter – Replace
    • Supply module filter – Replace
    • Diesel Exhaust Fluid (DEF)/AdBlue® tank suction filter – Cleaning
    • Standard weather hydraulic oil – Change
    • Engine coolant – Change
  • As required
    • Fuel pre-filter – Drain fluid
    • DEF/AdBlue® tank neck filter – Cleaning
    • Urea Quality Sensor (UQS) – Replace
    • Diesel Exhaust Fluid (DEF)/AdBlue® tank suction filter – Replace
    • Manual Catalyst Management (MCM) – Regenerate
    • Air conditioning condenser – Cleaning
    • Cab service – Check
    • Windshield washer fluid level – Check
    • Cooling box components- Check and clean
    • DEF/AdBlue® tank – Drain
    • DEF/AdBlue® tank – Refill
  • ELECTRICAL SYSTEM
    • Battery – Cleaning
    • Battery electrolyte level – Check
    • Auxiliary battery connections – Check
    • Battery – Replace
    • Fuses and relays – Replace
    • Lights – Replace
  • Storage
    • Preparation
    • Every 30 days
    • Every 4 months
    • Removal
• SPECIFICATIONS
  • General specification
  • Machine specifications and dimensions
  • Torque charts
  • Material weights
• ACCESSORIES
  • General accessories
  • Telematics

CNH