Case 621E Wheel Loader Operator’s Manual 51486471 – PDF DOWNLOAD

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Case 621E Wheel Loader Operator’s Manual 51486471 – PDF DOWNLOAD

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DESCRIPTION:

Case 621E Wheel Loader Operator’s Manual 51486471 – PDF DOWNLOAD

GENERAL INFORMATION :
Note to the owner :
Introduction :

• This manual has been developed as a guide for the safe and proper use of the machine, as well as for its maintenance.
  Always follow the recommendations in this manual to ensure the best performance, cost-effective operation and long
  service life of your machine. The manual is in sections. For a list of sections, see the table of contents. Refer to the
  index at the back of this manual for locating specific items about your machine.
• This manual contains all of the information related to daily maintenance, periodic maintenance, correct use and procedures
  for safe operation and maintenance of the machine. Some maintenance services require technical skills and
  appropriate tools for execution. Allow only trained technicians to perform such maintenance services on the machine.
• The recommendations in this manual also allow you to prevent the most common causes of accidents that might
  occur during work or maintenance operations of the machine. If you are in any doubt, consult your Authorized CASE
  CONSTRUCTION Dealer.
• Read and fully understand all of the instructions and warnings in this manual before you start the engine or operate the
  machine. Pay special attention to the instructions related to safety, operation and maintenance to avoid unnecessary
  risks or injuries when you use or perform maintenance operations on the machine. Do not operate this machine or
  perform maintenance work if you have not had appropriate training. Have all operators read this manual carefully.
• 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. Make sure that your Authorized CASE CONSTRUCTION Dealer has provided
  complete and current information before you start to operate any machine.
• Do NOT remove this manual from the machine. It should be stored and kept in the appropriate compartment in the
  cab. Make sure this manual is complete and in good condition. Contact an Authorized CASE CONSTRUCTION
• Dealer if you need additional manuals or manuals in other languages. Always keep the manual in its compartment.
• Your machine was designed and manufactured in accordance with the strictest quality standards. It complies with the
  current safety regulations. Never use the machine for applications that are not included in this manual. Modifications
  made without authorization could result in serious or fatal accidents. Anyone making such unauthorized modifications
  shall be accountable for the consequences. The engine and fuel system of the machine are designed and
  manufactured in accordance with government emissions regulations. Tampering by dealers, customers and operators
  is strictly prohibited by law. Failure to comply with this recommendation could result in government fines, rework
  costs, voided warranty, lawsuits, and possible confiscation of the machine until it is returned to its original design.
  Technical assistance to the engine and repairs must be done by a certified technician only.
• Your Authorized CASE CONSTRUCTION Dealer will provide assistance with technicians specially trained and able
  to use the best methods in carrying out maintenance and repair services on your machine, using genuine CASE
  CONSTRUCTION-approved parts.
• The dealer can also provide additional information, as well as after-sales service that involves the acquisition of genuine
  parts, quality assurance and total reliability.
• For additional information, see your Authorized CASE CONSTRUCTION Dealer.

TABLE OF CONTENTS:

Case 621E Wheel Loader Operator’s Manual 51486471 – PDF DOWNLOAD

1 GENERAL INFORMATION
Note to the owner 1-1
Read the operator’s manual 1-4
Product identification (Sides of the machine) 1-6
Product overview – (Machine Components) 1-7
Part identification – (Identification plates) 1-9
Safety rules – (Ecology and the environment) 1-12
Biodiesel – Biodiesel fuel 1-13
International symbols 1-15
Service instructions (Availability and access to the parts catalog) 1-17
2 SAFETY INFORMATION
Safety rules 2-1
Safety rules (Signal word definitions) 2-2
Safety rules (Personnel) 2-3
Operating precautions (Starting the machine) 2-8
Operating precautions (Machine operation) 2-10
Basic operating safety rules 2-14
Safty Precautions (Weld works) 2-21
Safty Precautions – Fuel handling 2-23
Fire and explosion prevention 2-24
General safety and precautions 2-26
Safety (Utility lines) 2-27
Safty Precautions (Machine transport) 2-28
Operating precautions (Stopping the machine) 2-29
Safty Precautions – (Machine service) 2-30
Roll – over protective structure (ROPS) 2-38
Seat belt precautions 2-40
Tires and wheels – (Safety precautions) 2-41
Safety Decals 2-43
Hand signals 2-68
3 CONTROLS AND INSTRUMENTS
OPERATOR’S SEAT
Operator seat (Standard) 3-1
Operator Seat (Optional – With air suspension) 3-4
Shoulder belt 3-7
FORWARD CONTROLS
Front console 3-8
Parking brake 3-9
Steering column controls 3-10
Key start switch 3-12
Foot pedals (Service brake and Throttle) 3-13
Cab Internal Ventilation 3-14
LEFT-HAND SIDE CONTROLS
Cab door (Door latch) 3-17
Drive – (Control through the lever on the steering column) 3-18
RIGHT-HAND SIDE CONTROLS
Right console 3-19
Drive – (Control through the loader lever) 3-25
Control levers 3-26
Window latches 3-30
Cab (Emergency exits) 3-31
Cab (Cradle for auxiliary equipment) 3-32
REARWARD CONTROLS
Cab (Air recirculation louvers) 3-33
INSTRUMENT CLUSTER
Dashboard 3-34
Keypad – LCD monitor control 3-44
LCD Display – (General description) 3-45
LCD Display – (Menu screens) 3-47
LCD Display – (Trip screens) 3-49
LCD Display – (Selection screens) 3-51
LCD Display – (Service screens) 3-52
EXTERIOR CONTROLS
Electrical (Master switch) 3-59
4 OPERATING INSTRUCTIONS
COMMISSIONING THE UNIT
Run-in period of a new machine 4-1
Before starting the engine 4-2
STARTING THE UNIT
Starting the engine 4-4
Machine operation (In cold environments) 4-6
Machine operation (In hot environments) 4-8
PARKING THE UNIT
Stopping the machine 4-9
5 TRANSPORT OPERATIONS
SHIPPING TRANSPORT
Machine transport 5-1
RECOVERY TRANSPORT
Tow procedure 5-5
6 WORKING OPERATIONS
GENERAL INFORMATION
Operating Instructions 6-1
TRANSMISSION
Transmission operation 6-5
LOADER OPERATIONS
Control levers (One lever/two spools) 6-6
Control levers (Two levers/three spools) 6-7
Control levers (Three levers/three spools) 6-8
Control levers (Three levers/four spools) 6-9
Loader functions 6-10
Bucket (Level indicator) 6-14
Hydraulic connections – Auxiliary (if equipped) 6-15
Operating the machine – (Transmission clutch) 6-16
Machine operation (Ride Control) (if equipped) 6-17
7 MAINTENANCE
GENERAL INFORMATION
Maintenance and adjustments 7-1
Part identification (Security lock, transport and service) 7-7
Part identification – (Cradle for locking the loader arms) 7-8
Part identification (Access doors and filling points) 7-9
Basic instructions (Daily inspection) 7-12
Fuel system 7-13
Engine lubrication system 7-16
Engine coolant system 7-17
Engine air filter system 7-18
Hydraulic system 7-19
Drive 7-20
Front axle / Rear axle 7-21
Brake system 7-22
Wheels and tires 7-23
Lubrication analysis program 7-24
Auxiliary electrical outlet / Service connector (if equipped) 7-25
Machine operation – in harsh environments (Corrosion protection) 7-26
MAINTENANCE CHART
Maintenance chart 7-28
AS REQUIRED
Engine air filter (Replacement) 7-30
Cab (Checking) 7-32
Air conditioner (Compressor seal lubrication) 7-33
Air conditioner (Checking) 7-34
Drive belt – (Engine accessories and air-conditioning compressor) (Replacement) 7-36
Tires (Calibration and pressure check) 7-38
Wheels (Verification of the nut torque) 7-39
Hydraulic fluid filter (Checking) 7-40
Windscreen washer reservoir (Filling) 7-41
Loader control (Height control and adjustment of the return-to-movement) 7-42
Loader control (Adjustment of the return-to-digging mechanism) 7-44
Loader control (Fine adjustment of bucket height) 7-46
WHEN THE WARNING LAMP LIGHTS
Warning lights (Check) 7-47
EVERY 10 HOURS
Engine oil (Checking the level) 7-48
Engine coolant (Checking the level) 7-50
Air filter dust valve (Verification and cleaning) 7-52
INITIAL 20 HOURS
Roll Over Protection Structure – (ROPS) (Check of the torque of the bolts in the initial
period) 7-53
Seat belts – (Check of the torque of the bolts in the initial period) 7-53
EVERY 50 HOURS
Transmission fluid (Checking the level) 7-54
Hydraulic fluid (Checking the level) 7-56
Fuel filter (Draining) 7-58
Grease points 7-59
Initial 100 hours
Transmission fluid and filter (Replacement in initial period) 7-61
Front and rear axles oil (Change in initial period) 7-61
EVERY 100 HOURS
Brake accumulator (Checking) 7-62
Lubrication points 7-63
EVERY 250 HOURS
Engine air filter (Restriction sensor) (Check) 7-67
Cab air filter (Verification and cleaning) 7-69
Drive belt – (Belt for the engine accessories and for the air-conditioning compressor)
(Checking) 7-72
Parking brake (Checking) 7-73
Secondary steering (Checking) 7-74
EVERY 500 HOURS
Engine oil and filter (Replacement) 7-76
Blow-by filter (Engine breather) (Replacement) 7-78
Fuel filter –/Water separator filter (Replacement) 7-79
Fuel reservoir (Draining) 7-81
Air intake lines (Verification of the hoses) 7-82
Roll over protective structure (ROPS) (Check) 7-84
Operator’s seat (Checking) 7-86
Seat belts (Checking the torque of the bolts) 7-88
Front and rear axles oil (Checking the level) 7-89
Every 1000 hours
Hydraulic fluid filter –/Brake fluid (Replacement) 7-90
Transmission fluid and filter (Replacement) 7-93
Front and rear axles oil (Changing) 7-96
Lubrication points 7-99
EVERY 2000 HOURS
Hydraulic fluid / Brake fluid (Change) 7-101
Drive (Calibration) 7-103
Parking brake – (Test) 7-105
EVERY 4000 HOURS
Engine coolant (Changing) 7-108
Fuel injectors (Calibration) 7-111
Storage
Preparing for storage 7-112
Removal from storage 7-115
Electrical
Starting with auxiliary batteries 7-117
Batteries (Checking) 7-119
Lamps Spare 7-123
Miscellaneous fuses (Replacement) 7-124
8 SPECIFICATIONS
Lubrication, Filters and Fluids 8-1
General specification 8-2
Overall dimensions 8-7
Operating weights 8-13
Standard torque data 8-17
9 ACCESSORIES
Radio (Optional) 9-

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