Case 821F 921F Tier 4 Wheel Loader Operator ‘s Manual
DESCRIPTION:
This manual contains important information about the safe operation, adjustment, and maintenance of your machine. Refer to the index at the back of this manual for locating specific items about your machine. The wheel loader conforms to current safety regulations. Consult an authorized dealer or CNH America LLC on changes, additions, or modifications that can be required for this machine to comply with various country regulations and safety requirements. Unauthorized modifications will cause serious injury or death. Anyone making such unauthorized modifications is responsible for the consequences. The information in this manual is provided on the basis of information that was available at the time the manual was written. Settings, procedures, part numbers, software and other items can change.
SCREENSHOT OF THE MANUAL:
TABLE OF CONTENTS:
- Case 821F 921F Tier 4 Wheel Loader Operator ‘s Manual
1 GENERAL INFORMATION
Note to the owner 1-1
Operator’s manual storage 1-3
Right, left, front, and rear of the machine 1-4
Machine components 1-5
Note to the owner 1-7
Product identification 1-8
Electro-Magnetic Compatibility (EMC) 1-10
2 SAFETY INFORMATION
Safety rules and signal word definitions 2-1
Safety rules — California Proposition 65 Warning 2-2
Personal safety 2-3
Safety rules – Utility safety 2-4
Safety rules 2-5
Safety rules 2-6
Safety rules – Operating precautions 2-7
Safety rules – Maintenance precautions 2-9
Safety rules – Fuel handling 2-10
Safety rules ??Burn Prevention? 2-11
Safety rules 2-12
Safety rules 2-13
Safety rules – Support strut and service link 2-14
Safety signs 2-16
3 CONTROLS/INSTRUMENTS
ACCESS TO OPERATOR’S PLATFORM
Proper entry and exit 3-1
OPERATOR’S SEAT
Overview 3-2
FORWARD CONTROLS
Front console 3-7
Steering column 3-8
Pedal controls 3-10
Parking brake 3-12
LEFT-HAND SIDE CONTROLS
Transmission controls 3-13
Joystick steering 3-15
RIGHT-HAND SIDE CONTROLS
Overview 3-17
Two function valve 3-19
Three function valve 3-23
Four function valve 3-27
Wrist rest 3-29
EXTERIOR CONTROLS
Hood switch and master disconnect 3-30
INSTRUMENT CLUSTER
Overview 3-34
Status and warning icons 3-35
Display settings 3-43
Keypad 3-44
Operator preferences 3-52
SIDE CONSOLE
Overview 3-57
Switch operations 3-58
Climate controls 3-63
CLIMATE CONTROLS
Cab air louvers 3-65
Windows 3-67
4 OPERATING INSTRUCTIONS
COMMISSIONING THE UNIT
Before starting the engine 4-1
Run in period of a new machine 4-2
STARTING THE UNIT
Starting the engine 4-3
Operating in extreme temperatures 4-5
Cold temperature operation 4-6
Transport/service link 4-8
STOPPING THE UNIT
Stopping the engine 4-11
MOVING THE UNIT
Before operating the transmission 4-13
Ride control 4-14
Control levers 4-15
Auxiliary forward, neutral, reverse (F-N-R) switch 4-20
Automatic mode 4-24
Loader functions 4-25
5 TRANSPORT OPERATIONS
RECOVERY TRANSPORT
Safety rules 5-1
Transporting the machine 5-2
Moving a disabled machine 5-4
6 WORKING OPERATIONS
LOADER OPERATIONS
Operating tips 6-1
Changing loader attachments 6-4
Coupling to the attachment 6-6
Uncoupling the attachment 6-9
Joystick operation 6-13
7 MAINTENANCE
GENERAL INFORMATION
Servicing 7-1
Support strut for loader lift arm 7-3
Releasing pressure in the hydraulic system 7-5
Fluids and lubricants 7-7
Biodiesel fuels 7-12
Selective Catalytic Reduction (SCR) – Overview 7-14
Selective Catalytic Reduction (SCR) system 7-17
MAINTENANCE CHART
Maintenance Chart 7-20
Daily inspection
General 7-22
Every 10 hours
Engine oil 7-26
Every 50 hours
Bucket/attachment grease fittings 7-27
Grease machine and attachments 7-28
Hydraulic oil level 7-29
Transmission oil level 7-30
Engine coolant 7-31
Initial 100 hours
Wheel torque 7-32
Change engine oil and filter (Initial) 7-34
Clean in-line DEF supply filter (Initial) 7-36
Fuel prefilter (Initial) 7-37
Fuel filter (Initial) 7-38
Replace hydraulic oil filter (Initial) 7-39
Every 100 hours
Grease fittings 7-40
Every 250 hours
Grease drive shaft slip joints 7-42
Cab air filter – Recirculation filter 7-43
Wheels and tires 7-45
Every 500 hours
Engine oil and filter 7-47
Replace fuel prefilter 7-49
Fuel filter 7-50
Fuel tank sediment 7-51
Axle oil level 7-52
Roll over protective structure 7-53
Battery fluid level 7-55
Every 1000 hours
Pivot points 7-56
Articulation fittings 7-57
Hydraulic oil filter 7-58
Drive belt 7-59
Cab air filter – Recirculation filter 7-61
Replacing the engine breather filter 7-63
Every 1500 hours
Front and rear axle 7-64
Transmission fluid and filter 7-66
Clean breather 7-68
Selective catalytic reduction system – Clean in-line supply filter 7-69
Calibrating the gear box 7-70
Transmission declutch pressure adjustment 4-speed transmission only 7-72
Every 2000 hours
Hydraulic oil and filters 7-73
Engine coolant 7-75
Engine air filters 7-77
Frame and cab – lubricate 7-79
Engine valve clearance 7-80
Every 3000 hours
Selective catalytic reduction system – replace supply module filter 7-81
As required
Fuel pre-filter 7-82
Clean selective catalytic reduction system tank filter 7-83
Air conditioning condenser 7-85
Height control and return to travel 7-86
Return to dig 7-88
Parking brake 7-90
Secondary steering 7-94
Cab service 7-95
ELECTRICAL SYSTEM
Battery service 7-98
Battery electrolyte level 7-101
Auxiliary battery connections 7-102
Battery removal and installation 7-104
Fuses and relays 7-105
Work lights 7-111
Driving lights 7-112
Additional features 7-113
STORAGE
Preparation 7-114
Every 30 days 7-115
Removal 7-115
8 SPECIFICATIONS
General specifications 8-1
Lift capacities – 821F and 921F Hydraulic Lift Capacities 8-9
Machine specifications and dimensions – General specifications 8-13
Weight adjustments – Material weights and weight adjustments 8-32
Torque charts 8-34
Material weights 8-36
9 ACCESSORIES
General accessories 9-1
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