Case 621XS Wheel Loader Operator’s Manual 90408337 – PDF DOWNLOAD

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Case 621XS Wheel Loader Operator’s Manual 90408337 – PDF DOWNLOAD

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DESCRIPTION:

Case 621XS Wheel Loader Operator’s Manual 90408337 – 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. 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 621XS Wheel Loader Operator’s Manual 90408337 – 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
Consumables – 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
Safty Precautions (Weld works) 2-14
Safety precautions – Fuel handling 2-16
Fire and explosion prevention 2-17
General safety and precautions 2-19
Safety (Utility lines) 2-20
Safty Precautions (Machine transport) 2-21
Operating precautions (Stopping the machine) 2-22
Safty Precautions – (Machine service) 2-23
Roll Over Protection Structure (ROPS) 2-31
Seat belt precautions 2-33
Wheels and tires – (Safety precautions) 2-34
Safety Decals 2-36
Hand signals 2-50
3 CONTROLS AND INSTRUMENTS
OPERATOR’S SEAT
Operator seat 3-1
Shoulder belt 3-2
Doors and windows 3-3
Instrument cluster 3-4
FORWARD CONTROLS
Instrument cluster – (Steering column) 3-7
Instrument cluster – (Front panel) 3-12
Transmission controls 3-16
Park brake 3-17
Service brakes 3-18
Throttle 3-18
RIGHT-HAND SIDE CONTROLS
Control levers – (Arm and bucket) 3-19
Heating, ventilation or air-conditioning control 3-20
OVERHEAD CONTROLS
Cab roof controls 3-24
EXTERIOR CONTROLS
Electrical (Master switch) 3-27
Telematics (option) 3-28
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
Travelling on public roads 5-3
RECOVERY TRANSPORT
Tow procedure 5-7
6 WORKING OPERATIONS
GENERAL INFORMATION
Warnings 6-1
Operating Instructions 6-2
Load trucks 6-6
Levelling system 6-7
7 MAINTENANCE
GENERAL INFORMATION
Maintenance and adjustments 7-1
Part identification (Security lock, transport and service) 7-7
Part identification (Access doors, filling locations, and filters) 7-8
Basic instructions (Daily inspection) 7-14
Fuel system 7-15
Engine lubrication system 7-18
Engine coolant system 7-19
Engine air filter system 7-21
Hydraulic system 7-23
Drive 7-24
Front axle / Rear axle 7-25
Wheels and tires 7-26
Releasing pressure in the hydraulic system 7-27
Machine operation – in harsh environments (Corrosion protection) 7-28
MAINTENANCE CHART
Maintenance chart 7-30
As required
Engine air filter (Replacement) 7-32
Cab (Checking) 7-34
Air conditioner (Checking) 7-35
Air conditioner (Compressor seal lubrication) 7-36
Bucket teeth (Replacement) 7-37
When the warning lamp lights
Warning lights (Check) 7-38
Every 10 hours
Engine oil (Checking the level) 7-39
Engine coolant (Check the engine coolant level) 7-41
Air filter dust valve (Verification and cleaning) 7-43
Transmission fluid (Checking the level) 7-44
Hydraulic fluid (Checking the level) 7-46
Air conditioner compressor belt – (Initial tension check) 7-47
Lubrication points 7-48
Every 50 hours
Pre-fuel filter (Draining) 7-52
Tires – (Pressure and calibration check) 7-54
Wheels (Verification of the nut torque) 7-56
Front axle – Rear axle (Check and cleaning of the breathers) 7-57
Lubrication points 7-58
Initial 100 hours
Hydraulic fluid filter (Replacement in initial period) 7-60
Transmission fluid and filter (Replacement in initial period) 7-60
Front and rear axles oil (Change in initial period) 7-60
Every 250 hours
Engine air filter restriction sensor (Checking) 7-61
Air conditioner compressor belt (Checking) 7-64
Alternator drive belt (Belt check) 7-65
Cab air recirculation filter (Verification and cleaning) 7-67
Cab air filter (Verification and cleaning) 7-68
Every 500 Hours
Engine oil and filter (Replacement) 7-70
Pre-fuel filter (Replacement) 7-72
Fuel Filters (Replacement) 7-73
Fuel reservoir (Draining) 7-75
Air intake lines (Verification of the hoses) 7-76
Hydraulic fluid filter (Replacement) 7-78
Front and rear axles oil (Checking the level) 7-80
Every 1000 hours
Cab air filter (Replacement) 7-81
Transmission fluid and filter (Replacement) 7-83
Hydraulic fluid and filter (Replacement) 7-86
Air conditioning compressor belt (Replacement) 7-88
Front and rear axles oil (Changing) 7-90
EVERY 1500 HOURS
Alternator drive belt (Replacing the belt) 7-92
EVERY 2000 HOURS
Fuel injectors (Calibration) 7-93
Every 2500 hours
Engine valves clearance (Checking clearance and adjustment) 7-94
EVERY 4000 HOURS
Engine coolant (Draining and cleaning the system and changing the engine coolant) 7-95
Electrical
Batteries (Checking) 7-98
Starting with auxiliary batteries 7-101
Work lights – (Bulb replacement) 7-104
Fuses and relays (Replacement) 7-106
Storage
Preparation for storage 7-108
Removing from storage 7-111
8 SPECIFICATIONS
Lubrication, Filters and Fluids 8-1
General specifications 8-3
Overall dimensions 8-7
Operating weights 8-10
Standard torque data 8-11
Material weights 8-15
9 ACCESSORIES
Fire extinguisher (if equipped) 9-1

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PLEASE NOTE:

• This is the SAME manual used by the dealers to troubleshoot any faults in your vehicle. This can be yours in 2 minutes after the payment is made.
• Contact us at [email protected] should you have any queries before your purchase or that you need any other service / repair / parts operators manual.

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