Case 621F 721F Tier 2 Wheel Loader Operator’s Manual 84594245 – PDF DOWNLOAD

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Case 621F 721F Tier 2 Wheel Loader Operator’s Manual 84594245 – PDF DOWNLOAD

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Case 621F 721F Tier 2 Wheel Loader Operator’s Manual 84594245 – PDF DOWNLOAD

GENERAL INFORMATION :
Note to the owner :

• Read this manual before you start the engine or operate the machine. If you need more information, see your authorized
  dealer.
• 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 for 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. These changes can affect the
  maintenance performed on the machine. Ensure that you have complete and current information from your dealer
  before you start any machine operation.
• DO NOT OPERATE or permit anyone to operate or service this machine until you or the other persons have read and
  understand the safety, operation and maintenance instructions in this manual. Use only trained operators who have
  demonstrated the ability to operate and service this machine correctly and safely.
  This Wheel Loader, with standard equipment and attachments is intended to be used for digging and general earth
  moving purposes such as land leveling, truck loading, and material rehandling. This machine is not intended to be
  used for lifting other objects or transporting loads at high speeds.
• DO NOT use this machine for any application or purpose other than those described in this manual, decals, or other
  product safety information provided with the machine. These materials define the machine’s intended use.
  If the loader is to be used in an application that involves special attachments or equipment, such as forestry, etc.,
  consult an authorized dealer. Consult an authorized dealer on changes, additions or modifications that can be required
  for this machine to comply with various country regulations and safety requirements.

Before permitting a new operator on this machine, make certain:
• That the operator has received the necessary training to operate the machine correctly and safely.
• That the operator has read and understands the instructions given in this manual.

• All persons who will be operating this machine shall possess a valid local vehicle operating permit and/or other applicable
  local age work permits.
• This Operators Manual is to be stored in the manual compartment equipped on this machine. Make sure this manual
  is complete and in good condition. Contact your dealer to obtain additional manuals or manuals in languages other
  than that of the country of use.

TABLE OF CONTENTS:

Case 621F 721F Tier 2 Wheel Loader Operator’s Manual 84594245 – PDF DOWNLOAD

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
Personal safety 2-2
Utility safety – Utility safety 2-3
Safety rules 2-4
Safety rules 2-5
Safety rules 2-6
Operating precautions 2-7
Maintenance precautions 2-9
Fuel handling precautions 2-10
Burn prevention 2-11
Safety rules 2-12
Seat belt precautions 2-13
Support strut for loader lift arm 2-14
Safety signs 2-16
3 CONTROLS/INSTRUMENTS
ACCESS TO OPERATOR’S PLATFORM
Proper entry and exit 3-1
OPERATOR’S SEAT
Overview 3-3
FORWARD CONTROLS
Front console 3-8
Steering column 3-9
Pedal controls 3-11
Parking brake 3-13
LEFT-HAND SIDE CONTROLS
Transmission controls 3-14
Joystick steering 3-16
RIGHT-HAND SIDE CONTROLS
Overview 3-18
Two function valve 3-20
Three function valve 3-24
Four function valve 3-28
Wrist rest 3-30
EXTERIOR CONTROLS
Hood switch and master disconnect 3-31
INSTRUMENT CLUSTER
Overview 3-35
Status and warning icons 3-36
Display settings 3-43
Keypad 3-45
Operator preferences 3-53
SIDE CONSOLE
Overview 3-58
Switch operations 3-59
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
PREPARING FOR WORK
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
Fluids and lubricants 7-8
Fluids and lubricants 7-9
Biodiesel fuel 7-12
MAINTENANCE CHART
Maintenance Chart 7-13
Daily inspection
General 7-15
Every 10 hours
Engine oil 7-19
Every 50 hours
Bucket/attachment grease fittings 7-20
Grease machine and attachments 7-21
Hydraulic oil level 7-22
Transmission oil level 7-23
Engine coolant 7-24
Initial 100 hours
Wheel torque (Initial) 7-25
Change engine oil and filter (Initial) 7-26
Replace hydraulic oil filter (Initial) 7-29
Fuel prefilter (Initial) 7-30
Replace fuel filter (Initial) 7-31
Every 100 hours
Grease fittings 7-32
Arms and attachment lubrication 7-34
Every 250 hours
Grease drive shaft slip joints 7-35
Cab air filter – Recirculation filter 7-36
Wheels and tires 7-38
Every 500 hours
Change engine oil and filter 7-40
Replace fuel prefilter 7-43
Fuel filter 7-44
Fuel tank sediment 7-45
Axle oil level 7-46
Roll over protective structure 7-47
Battery fluid level 7-50
Every 1000 hours
Pivot points 7-51
Articulation fittings 7-52
Hydraulic oil filter 7-53
Drive belt 7-54
Cab air filter – Recirculation filter 7-56
Replacing the engine breather filter 7-58
Every 1500 hours
Change front and rear axle oil 7-59
Calibrating the gear box 7-61
Transmission declutch pressure adjustment 4-speed transmission only 7-62
Transmission fluid and filter 7-63
Every 2000 hours
Hydraulic oil and filters 7-65
Engine coolant 7-67
Engine air filters 7-69
Frame and cab – lubricate 7-71
Engine valve clearance 7-71
As required
Fuel pre-filter 7-72
Air conditioning condenser 7-73
Height control and return to travel 7-74
Return to dig 7-76
Parking brake 7-80
Secondary steering 7-84
Cab service 7-85
ELECTRICAL SYSTEM
Battery service 7-88
Battery electrolyte level 7-91
Auxiliary battery connections 7-92
Battery removal and installation 7-94
Fuses and relays 7-95
Work lights 7-101
Driving lights 7-102
Rotating beacon light 7-103
STORAGE
Preparation for storage 7-104
Every 30 days 7-105
Removal 7-105
8 SPECIFICATIONS
General specifications 8-1
Lift capacities – 621F Lift Capacities 8-4
General specifications 8-8
Lift capacities – 721F Lift Capacities 8-11
Z-Bar dimensions 621F General Specifications 8-15
Z-Bar dimensions – 721F General Specifications 8-32
Weight adjustments 8-49
Torque charts 8-51
Material weights 8-53
9 ACCESSORIES
General accessories 9-1

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