Liebherr Tractor LR 621-B Operation & Maintenance Manual – PDF DOWNLOAD

Description

Liebherr Tractor LR 621-B Operation & Maintenance Manual – PDF DOWNLOAD

FILE DETAILS:

Liebherr Tractor LR 621-B Operation & Maintenance Manual – PDF DOWNLOAD

Language : English
Pages : 70
Downloadable : Yes
File Type : PDF
Size: 5.51 MB

DESCRIPTION:

Liebherr Tractor LR 621-B Operation & Maintenance Manual – PDF DOWNLOAD

FOREWORD:

This manual, primarily for the Operator and Maintenance Crew, contains essential information and instructions on the operation and preventive maintenance of the LIEBHERR LR 6218 CRAWLER LOADER Your LIEBHERR LR 621 B CRAWLER LOADER will serve you faithfully in whatever task you perform if you follow and adhere to the instructions given in this manual.

• This manual should be given to the operator, who should read it carefully before operating the CRAWLER LOADER. Leave the manual with the machine as a reference.
• Proper service and preventive maintenance is very important. We hope for your understanding that we cannot honor warranty claims if the damage or failure is caused by improper operation and / or inadequate maintenance.

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

Liebherr Tractor LR 621-B Operation & Maintenance Manual – PDF DOWNLOAD

1 MACHINE DESCRIPTION 1
1 1 Diesel Engine
1 2 Splitter Box
1 3 Hydraulic System
1 4 Main Frame, Steel Structure, Covers 2
1 5 Undercarriage 2
1 6 Operator’s Platform, Cab und Canopy 3
1 7 Attachments 3
2 TECHNICAL DATA LR 621 B 4
Dimensions- Basic Machine 4
3 TRANSPORT DIMENSIONS AND WEIGHTS 5
3 1 Basic Machine 5
3 2 Operator’s Cab 5
3 3 Canopy 5
3 4 Track Guard (1 piece) 5
3 5 Buckets S
3 6 Multi Shank Ripper S
3 7 Counterweight 5
4 TECHNICAL DATA 6
4 1 Engine Installation 6
4 1 1 Engine Data 6
4 1 2 Air Cleaner 6
4 1 3 Coupl i ng-EnginetoSplitterbox 6
4 1 4 Cooling System/Capacity 6
4 1 S Fuel System/Capacity 6
4 1 6 Splitter Box/Capacity 6
4 2 Hydraulic System 6
4 2 1 Closed Loop Hydrostatic Drive 6
4 2 2 Attachment Hydraulics 6
4 2 3 Control Valve 6
4 2 4 Pilot (Servo) Control Valve 6
4 2 5 Servo Pump 7
4 2 6 Hydraulic Tank 7
4 2 7 Hydraulic Oil Cooler 7
4 2 8 Hydraulic Oil Filters 7
4 3 Undercarriage 7
4 3 1 Travel Drive 7
4 4 Electrical System 8
4 5 Cab Heater/Fresh Air 8
4 6 Attachments 8
4 6 1 Hoist Cylinder 8
4 6 2 Bucket Tilt Cylinder 8
4 6 3 Bucket Cylinder (4 in 1 Bucket) 8
4 6 4 Ripper Cylinder 8
5 CAPACITIES 9
6 V-BELTS 9
7 COLD START DEVICE 9
8 FILTER ELEMENTS/O-RINGS 10
8 1 Engine Filters 10
8 2 Hydraulic Filters 10
8 3 Cab Filters 10
8 4 O-Rings 10
9 SAFETY INFORMATION 11
9 1 Accident Prevention 11
9 2 General Safety Information 12
9 3 Crushing and Burn Prevention 13
9 4 Fire and Explosion Prevention 14
9 5 Machine Start-up Safety 14
9 6 Engine Start-up and Operation Safety 15
9 7 Machine Operating Safety 15
9 8 MachineTowingandPullingSafety 16
9 9 Machine Parking Safety 17
9 10 Machine Transportation Safety 17
10 BEFORE STARTING THE ENGINE 18
10 1 Check Engine Oil Level 12
10 2 Check Coolant Level 18
10 3 Check Electrical System/Battery 18
10 4 Check Fuel System/Fuel Level 18
10 5 Check Air Filter/Vacuum Indicator 19
10 6 Check Hydraulic Oil Level 19
10 7 Check Splitterbox Oil Level 19
11 CONTROLS AND INSTRUMENTATION 20-21
11 1 Operator’s Cab 20
11 2 Operator’s Seat 22
11 3 Cab Heater/Fresh Air 22
Start-up Procedures 23
Starting the Engine 23
Starting the Engine with Flame Glow Plug 24
Low Idle Automatic – Ecomat 24
Stopping/Parking the Machine 24
Travel Functions 25
Straight Travel 25
Turning left/right in forward or reverse 26
Turning/Power Turn 26
Brake Operation 26
High/ Low Travel Speed Selector 27
Towing 27
Attachment Operation 27
Hoist (Bucket) – Raise/Lower – Bucket Limiter 27
Bucket – Float Position 28
Bucket Tilt – In/ Out 28
Automatic Bucket Return 29
Multi Purpose (4 in 1) Bucket 29
Ripper Attachment Operation 29
Tilting the Cab/Canopy 29
Raise (tilt) Cab 30
Lower Cab 30
13 MAINTENANCE OF THE CRAWLER LOADER 31
13 1 Diesel Engine 31
13 2 Engine Air Intake System 31
ServicingtheAirCleaner 31
Dry Cleaning 32
Wet Cleaning 32
Primary Element Inspection 33
Primary Element Installation 33
Inspection of the Air Intake and Pre-Cleaner 33
Fuel Tank/Hydraulic Tank 34
Fuel Filter/Water Separator 34
Hydraulic System 34
Check and Clean the Magnetic Rod 35
Replace Hydraulic Tank Filter 35
Replace Servo Oil Filter 35
Replace Replenishing Oil (Spin on) and In Line Filters on the Travel Pumps 35
Splitter Box 35
Hydraulic System Maintenance and Repair 36
Hydraulic Cylinders 36
Travel Gear 37
Travel Gear Maintenance 37
Travel Gear Parking Brake 37
Track Components 38
To Tighten Track Tension 38
To Release Track Tension 38
Check Tightness of Track Pads and Sprocket Segments 39
Check and Adjust the Idler Guides 39
Cleaning the Track Components 39
Replace the Track Chain 40
Remove Sealed Track Chain 40
Install Sealed Track Chain 40
Remove SALT Chain 41
I nstalt SALT Chain 42
Electrical System 43
Battery Maintenance 43
To Replace Fuses 44
Heating and Fresh Air System 44
Attachments 44
Bucket, Bucket Teeth, Hoist Arms 45
Lubricate Attachment 45
Ripper Shanks and Teeth 45
Replacement of Wear and Tear Items 45
Piston Rod Preservation 46
14 MAINTENANCE GUIDELINES 47
14 1 Daily 47
14 2 Every 250 Operating Hours 48
14 3 Every 500 Operating Hours 49
14 4 Every 2000 Operating Hours 50
14 5 Lubrication Chart 51
14 6 Lubrication Points 52
15 TORQUE CHART 53
16 ELECTRICAL SCHEMATIC 60

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PLEASE NOTE:

• This is the same manual used by the dealers to diagnose and troubleshoot your vehicle
• You will be directed to the download page as soon as the purchase is completed. The whole payment and downloading process will take anywhere between 2-5 minutes
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