SDLG LG936 Manual

WA R N I N G
Operators and maintenance persons should read this manual
carefully and understand these instructions before use to
avoid serious accident. For the convenience of relevant
people using this manual, it should be kept properly.
Operation & Maintenance Manual
LG936
WHEEL LOADE
R
SHANDONG LINGONG CONSTRUCTION MACHINERY CO.，LTD

Operation & Maintenance Manual──LG936 Wheel Loader
II
LG936 WHEEL LOADER
Operation & Maintenance Manual
880×1230 mm 16# 18pieces
3rd Edition and 1st Print in 2008. 4
SHANDONG LINGONG CONSTRUCTION
MACHINERY CO.，LTD
Address: Linyi Economic Development Zone, 276023
Tel: [phone]
Fax: [phone] 8785671
Services Tel：[phone] 4006587999 ([phone]
Services Fax：[phone]
Website：www.sdlg.cn

Operation & Maintenance Manual──LG936 Wheel Loader
III
Operation & Maintenance Manual
ConciseGuide
All reasonable steps have been taken to ensure that this publication is correct and
complete, but should any user be in doubt about any detail, clarification may be sought
from Shandong Lingong construction machinery Co. Ltd. or their accredited
representative. The information in this document is subject to change without notice
and should not be construed as commitment by Shandong Lingong construction
machinery Co. Ltd. Shandong Lingong construction machinery Co. Ltd accepts no
responsibility for any errors that may appear in this document.
○
RShandong Lingong construction machinery Co. Ltd, P. R. China
All rights reserved. The contents of this publication may not be reproduced in any form,
or communicated to a third part without prior written permission of Shandong Lingong
construction machinery Co. Ltd.
Shandong Lingong construction machinery Co. Ltd
Linyi Economic Development Zone
Linyi, 276023
Shandong Province
P. R. China
Tel：[phone]
Fax: [phone]
Email: [email protected]
Website: http://www.sdlg.cn

Operation & Maintenance Manual──LG936 Wheel Loader
IV
Feedback
At Shandong Lingong Construction Machinery Co. Ltd, we are continually striving to
improve the standards of our manuals and would welcome customer feedback. If you
would like to comment on any aspect of this manual or our products in general, please
send email to:
T[email protected]
Alternatively, send a fax to [phone] or write to
Manual Feedback
Technical Center
Shandong Lingong construction machinery Co. Ltd
Linyi Economic Development Zone
Linyi, 276023
Shandong Province
P. R. China
Please quote the title, part number and date of the manual. It is helpful to be quickly
found in the previous version.

Operation & Maintenance Manual──LG936 Wheel Loader
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Table of Contents
PREFACE .................................................................................................................................................................VIII
SAFETY INFORMATION ...........................................................................................................................................X
CHAPTER I SAFETY .................................................................................................................................................. 1
1 SAFETY LABELS POSITIONS AND THE CONTENTS................................................................................ 1
1.1 Safety Label and Its Position................................................................................................................... 1
1.2 The Contents of Safety Label(Domestic Type) ....................................................................................... 2
1.3 The Contents of Safety Label (Export Type)........................................................................................... 5
2 SAFETY RULES ............................................................................................................................................... 8
2.1 Safety Rules ............................................................................................................................................ 8
2.2 Safety Devices......................................................................................................................................... 8
2.3 Protective Items....................................................................................................................................... 9
2.4 Unauthorized Modification ..................................................................................................................... 9
3 SAFETY OPERATION...................................................................................................................................... 9
3.1 Be Familiar with Machine..................................................................................................................... 10
3.2 When Leaving Operator’s Seat ............................................................................................................. 10
3.3 Mounting and Dismounting ...................................................................................................................11
3.4 Fire Prevention.......................................................................................................................................11
3.5 Precautions When Operating at High Temperature ............................................................................... 12
3.6 Running on the way .............................................................................................................................. 12
3.7 Prevention for Crushing or Cutting....................................................................................................... 13
3.8 Notice of Attachment ............................................................................................................................ 14
4 SAFETY STARTING....................................................................................................................................... 14
4.1 Before Starting Engine .......................................................................................................................... 14
5 SAFETY DRIVING......................................................................................................................................... 16
5.1 Warning ................................................................................................................................................. 16
5.2 Oneself Safety and Others’ Safety......................................................................................................... 17
5.3 Full Load Transportation....................................................................................................................... 18
5.4 Never Drive Over-Speed....................................................................................................................... 18
5.5 Ensure Good Visibility .......................................................................................................................... 19
5.6 Pay Attention to Blocks......................................................................................................................... 19
5.7 Drive at Bad Environment..................................................................................................................... 19
5.8 Safety Drive on the Ramp ..................................................................................................................... 20
5.9 Towing................................................................................................................................................... 21
6 SAFETY OPERATION.................................................................................................................................... 22
6.1 Keep Good Operation Habit.................................................................................................................. 22
6.2 Pay attention to Surroundings ............................................................................................................... 24
6.3 Ensure Ventilation in Close Environment ............................................................................................. 24
6.4 Don’t Get Close to Dangerous Environment......................................................................................... 25
6.5 Don’t Get Close to High Voltage Wire.................................................................................................. 25
7 SAFETY PARKING ........................................................................................................................................ 26
7.1 Pay Attention to the Safety of Yourself and Others............................................................................... 26
7.2 Notice for Cold Area ............................................................................................................................. 26
8 SAFETY EXAMINE AND REPAIR ............................................................................................................... 27
8.1 General Knowledge............................................................................................................................... 27
8.2 Working in Close Area .......................................................................................................................... 28
8.3 Maintenance of frames during driving up ............................................................................................. 28
8.4 Working under the Machine .................................................................................................................. 29
8.5 Working on the Machine ....................................................................................................................... 29
8.6 Maintenance during the Engine Working.............................................................................................. 29
8.7 Do not let anything fall into the inner place of machine ....................................................................... 30
8.8 Cleaning ................................................................................................................................................ 30
8.9 Heavy Things ........................................................................................................................................ 31

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8.10 Welding Repair.................................................................................................................................... 31
8.11 Examine and Repair of Coolant System.............................................................................................. 32
8.12 Examine and Repair of Hydraulic System .......................................................................................... 32
8.13 Anti-fire............................................................................................................................................... 33
8.14 Air Storage Tank.................................................................................................................................. 34
8.15 Electric System.................................................................................................................................... 34
8.16 Maintenance of Storage Battery.......................................................................................................... 35
8.17 Charging of Storage Battery................................................................................................................ 36
8.18 Starting Using Voltage-Raising Method.............................................................................................. 36
8.19 Maintenance and Storage of Tire......................................................................................................... 37
8.20 Waste Materials ................................................................................................................................... 38
9 SAFETY TRANSPORTATION ....................................................................................................................... 38
9.1 Assemble and Disassemble the Machine............................................................................................... 38
9.2 Transportation on the Ground ............................................................................................................... 39
9.3 Lifting.................................................................................................................................................... 39
CHAPTER II INTRODUCTION................................................................................................................................ 41
1 GENERAL VIEW OF THE MACHINE & COMPONENTS’ NAME............................................................ 41
2 GEOMETRICAL DIMENSIONS.................................................................................................................... 42
3 PRODUCT TYPE AND ITS MEANING ........................................................................................................ 43
4 NAMEPLATE.................................................................................................................................................. 43
5 USE CONDITIONS......................................................................................................................................... 44
6 CIRCUMSTANCES REQUIREMENT ........................................................................................................... 45
7 FEATURES...................................................................................................................................................... 45
8 TECHNICAL PERFORMANCE & PARAMETER ........................................................................................ 46
8.1 The Performance and Parameters of whole machine ............................................................................ 46
8.3 Product Standard and License ............................................................................................................... 47
CHAPTER III OPERATION AND APPLICATION................................................................................................... 48
1 BE FAMILIAR WITH MACHINE.................................................................................................................. 48
1.1 General Views of Controls and Gauges................................................................................................. 48
1.2 Introduction of Gauges & Controls ....................................................................................................... 50
2 ADJUST OF NEW MACHINE ....................................................................................................................... 64
3 OPERATION AND USAGE OF LOADER..................................................................................................... 66
3.1 Notices for Usage.................................................................................................................................. 66
3.2 Starting .................................................................................................................................................. 66
3.3 Running................................................................................................................................................. 68
3.4 Stopping ................................................................................................................................................ 70
3.5 Working ................................................................................................................................................. 72
3.6 Oil and Fuel Supplying ......................................................................................................................... 78
3.7 Long-Time Storage................................................................................................................................ 85
3.8 General Problems and Eliminating........................................................................................................ 87
CHAPTER ⅣMAINTENANCE ............................................................................................................................. 92
1. GUIDES OF MAINTENANCE...................................................................................................................... 92
1.1 Precautions before Maintenance and Inspection ................................................................................... 92
1.2 Warning Tag .......................................................................................................................................... 92
1.3 Spare Parts............................................................................................................................................. 92
1.4 Oil and Fuel........................................................................................................................................... 92
1.5 Always Use Clean Oil and Fuel ............................................................................................................ 92
1.6 Keep the Machine Clean ....................................................................................................................... 92
1.7 Be Careful of Refrigerant Water and Oil in High Temperature............................................................. 92
1.8 Check Oil and Filters ............................................................................................................................ 93
1.9 Fuel Strainer.......................................................................................................................................... 93
1.10 Oil Change .......................................................................................................................................... 93
1.11 Welding Instructions............................................................................................................................ 93

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1.12 Fire Prevention .................................................................................................................................... 93
1.13 Sealing Part ......................................................................................................................................... 93
1.14 Checking Frame .................................................................................................................................. 93
1.15 Precautions When Washing Machine .................................................................................................. 93
1.16 Checking in Raining and Snowing Circumstances ............................................................................. 93
1.17 Dusty Worksite.................................................................................................................................... 94
1.18 Avoid Using Mixed Oil ....................................................................................................................... 94
2. CONTENT OF MAINTENANCE.................................................................................................................. 94
2.1 Outline of Oil, Fuel and Coolant........................................................................................................... 94
2.2 Selection of Fuel, Coolant and Lubricant.............................................................................................. 96
2.3 The Sketch of Lubricating Points.......................................................................................................... 99
2.4 Outline of Electric System Maintenance............................................................................................... 99
2.5 Maintenance Tools ................................................................................................................................ 99
2.6 Tightening Torque of Threads ............................................................................................................. 100
3 RULES OF MAINTENANCE....................................................................................................................... 100
3.1 Every 10 Hours (Days) Service........................................................................................................... 101
3.2 Every 50 Hours (Week) Service.......................................................................................................... 101
3.3 Every 250 Hours (Month) Service ...................................................................................................... 101
3.4 Every 500 Hours (Season) Service...................................................................................................... 102
3.5 Every 1000 Hours (Half an Year) Service........................................................................................... 102
3.6 Every 2000 Hours (Year) Service........................................................................................................ 103
3.7 Alteration............................................................................................................................................. 103
3.8 Always replace air-storage tank when carrying out 3 years service.................................................... 103
CHAPTER V THE STRUCTURE AND PRICIPLE OF MAIN COMPONENTS AND SYSTEM ........................ 104
1 Transmission System...................................................................................................................................... 104
2 Hydraulic System........................................................................................................................................... 104
3 Brake System ................................................................................................................................................. 106
3.1 Driving Brake System (Single Brake Pedal Braking): ........................................................................ 107
3.2 Driving Brake System (Double Brake Pedal Braking):....................................................................... 107
3.2 Emergency and Parking Brake System ............................................................................................... 108
4 Steering System.............................................................................................................................................. 108
5 Electric System .............................................................................................................................................. 109

Operation & Maintenance Manual──LG936 Wheel Loader
VIII
PREFACE
Thank you for purchasing the LG936 wheel loader.
This manual is a guideline for users to use and maintain this machine properly. Keep this manual in
cab and have all relevant people read it at any moment. If this manual has been lost or has become
damaged and cannot be read, contact with our company or our dealers.
If you sell the machine, be sure to give this manual to the new owners.
Parameters, figures and information included in the manual are only apply to basic loaders. For those
derivative products, please consult us or relative reference manuals.
When select working equipments please follow the working equipment user manual to assemble and
disassemble, replace and use.
In addition, please read carefully the attached technical user manual of diesel engine and other
function parts about the operation, usage and maintenance.
We are continually striving to improve the quality of our products, to produce more advanced and
safer engineering machine. We reserve the right, at its sole discretion, to change, modify our design,
but we do not promise to imply the changes to products that are sold. We also reserve the right to
change the data and machine, and the right to maintain. The changes of design, operation and user
manual of maintenance information in this document is subject to change without notice. Welcome
customer feedback. If you would like to comment on any aspect of this manual or our products in
general, please do not hesitate to contact us.
Please feed back the shortcomings during using our products in time, so that we can continue to
improve our products to satisfy your requirement.
All rights reserved. The contents of this publication may not be reproduced in any form, or
communicated to a third part without prior written permission of Shandong Lingong construction
machinery Co. Ltd.

Operation & Maintenance Manual──LG936 Wheel Loader
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△
!WARNING
zThe wrong operation, maintenance and repair could results in hurt and death.
zOperator should read this manual carefully before operation or maintenance. Never
involve in operation and maintenance and repair of the machine before reading and
understanding this manual.
zThe operation specifications and precautions given in the manual only apply to intended
uses of the machine. If the machine is used for any unintended conditions that are not
specifically prohibited, be sure that operation will not induce hurts to you and other
persons.
zNo operation and action is allowed that is conflict with the description in the manual.

Operation & Maintenance Manual──LG936 Wheel Loader
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SAFETY INFORMATION
The operator should know and obey the safety criterion described in national and local laws. If there
is no such criterion, please follow the rules described in this manual.
Most accidents are caused by the failure to follow fundamental safety regulations for the operation
and maintenance of machines. To avoid accidents, please read, understand and follow all precautions
and warning in this manual and on the machine before performing operation and maintenance.
Safety precautions are specified in SAFETY of Chapter I.
Because of potential danger that is impossible to be predicted. Safety information described in this
manual cannot include all of the safety precautions, and we also cannot predict every circumstance
that might involve a potential hazard in operation and maintenance. Therefore, if procedures or
actions which are not recommended in this manual are used, you must be sure safety of the operator
and machine. Otherwise, consult us or the dealers.
The safety precautions for operation and maintenance in this manual only apply to those conditions
specified by the machine. If the uses of the machine are not specified in the manual, users should take
full responsibility by themselves. We will not bear any safe responsibility for the operators or
machine.
In any case, you should not engage in operations prohibited as described in this manual.
The following signs are used for identifications of safety information in this manual:
△!DANGER──Failure to avoid this hazard, sever hurt or death would be induced if danger
happens. Failure to avoid this hazard may also result in serious damage to the machine.
△!WA R N I N G ──Failure to avoid this hazard, potential sever hurt or death would be
induced if danger happens. Failure to avoid this hazard may also result in serious damage to the
machine.
△!NOTICE──Failure to avoid this hazard, gentle or moderate hurt or death would be
induced if danger happens. This word is used for precautions that must be taken in order to avoid
actions which could shorten the life of the machine.

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CHAPTER I SAFETY
△
!WARNING
Read and follow all safety precautions. Failure to do may
result in serious injury or death.
1 SAFETY LABELS POSITIONS AND THE CONTENTS
1.1 Safety Label and Its Position
The positions of safety label of this machine please see the figure above. Please read the contents of
safety label carefully and follow the rules. Please keep the labels well, if there is any lost, broken or
unclarity of label please add new one or repair in time. If there is any component attached with safety
labels to be replaced, please make sure the new component has the same safety label.
When clean the safety label, please use cloth, soap water and etc, but the cleanser and gas is forbidden
to be used.
Figure 1-1 Figure of safety label position (Domestic Type)

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1.2 The Contents of Safety Label(Domestic Type)
1 Antifreeze fluid（if sticked） 2 Warning of radiator cover
3 Warning of safety distance 4 Warning to touch the machine water and oil
5 Start for lift 6 Label of Fuel Tank 7 Warning of high temperature
Located on the mouse of radiator of
engine hood
Located on the cover of radiator of
engine hood
Located on the side of engine hood
Touch the machine only after all the parts stop
On the two sides of engine hood
Located on the front of
the front and rear frames
Located on the left side
of the fuel tank
Located on vent-pipe of engine
hood

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8Label of Hydraulic oil tank 10 Notice for the door of operator cab
9 Warning of Steering 11 Warning for start
12 Notice for operation 13 Notice for driving
Located above the start switch
Located on the top of the
fuel tank
Located on the inner side of
operator cab door
Located on the steering position of
front and
rear frames
Located on the pole of panel in the
operator cab
Located on the pole of panel in
the operator cab

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14 Danger of actuating arm
Figure 1-2 Figure of safety label position (Export Type)
Located on the two sides
of actuating arm

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1.3 The Contents of Safety Label (Export Type)
1 Limit position of lift arm 2 Danger of actuating arm
3Noticeforthedoorofoperatorcab 4 Referenceformanual
5 Checks before Start
6 Driver only
(Lock the lift arm cylinder before
entering dangerous areas.)
Located on the two sides
of actuating arm
Located on the two sides
of actuating arm
Located on right and left operator cab door Located on the pole at
right side of operator
cab
Located on the left back pole
inner the o
p
erator cab
Located on the left back pole inner the
operator cab

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7 Danger of high voltage
8 Antifreeze fluid（if sticked） 10 Warning of machine reversing
9 Warning of touching machine
11 Notice of warm oil and hot water
12 Startforlift
Located on the left back pole inner operator cab
Located on the left operator cab
door and water inlet port of
engine hood
Located on the two sides of engine hood
Located on the left and right sides of engine
Located on the inle port of
water tank of engine hood Located on the lifting position
of front and rear frames

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13 Warning of high temperature 14 Hydraulic oil tank
15 Notice for platform frame
16 Danger or death during Steering
17 Forbidden of flame and fire
18Fueltank 19Warningforstartingswitch
Located on vent-pipe of engine
hood Located on the top of
hydraulic oil tank
Located on right and left sides of
platform frame Located on the steering position of
front and
rear frames
Located on the right side of fuel tank
Located on the fuel tank Located above the Startin
g
Switch

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2 SAFETY RULES
2.1 Safety Rules
zOnly trained and authorized people can be
permitted to operate and maintain the machine.
zFollow all safety rules, precautions and instructions
when operating and maintaining the machine.
zAdjust yourself, never operate machine when you
feel bad. Don’t operate machine if you feel bad, or
feel sleepy after eating drugs or drinking. Those
cases could cause your wrong judgments and
induce accident.
zWhen working with another operator or with a
person on worksite traffic duty, be sure that all
people understand all hand signals that are to be
used.
zFollow all the safety rules.
2.2 Safety Devices
zBe sure all guards and covers are in their proper position, and repair them when damaged.
zUse safety devices properly such as parking brake switch, safety belt (if assembled) and etc.
zNever remove any safety devices. Always keep them in good operating conditions.
zImproper use of safety devices could result in serious bodily injury or death.

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2.3 Protective Items
zWear protective items, such as hard helmet, safety
glasses, shoes, mask reflector waistcoat or veil,
earplug, heavy gloves when operating or maintaining
the machine.
zMake sure to ware hard helmet, safety glasses and
heavy gloves, if the operation involves scattering
metal chips or other minute particle particularly when driving pins with a hammer or cleaning the
filter elements of air cleaner with compressed air, be sure that there is no one near the machine.
Check properly all protective equipments before
using.
zNever wear loose clothing, jewelry and loose long
hair. They can be caught on control levers（or control
handles）or in moving parts and cause serious injury
or death.
zAvoid wearing oily clothes, because they are
flammable.
zCompressed air may hurt the body. When use compressed air, be sure to ware mask, safety cloth
and shoes. The max pressure of cleaning compressed air should be lower than 0.3MPa.
zAll the protective items should be examined before usage to make sure their function well.
2.4 Unauthorized Modification
zAny modification without authorization from us can create problems with danger.
zPlease consult Shandong Lingong construction machinery Co. Ltd or the sellers before
modification, otherwise,
zIt is not our responsibility for any injury or damage caused by any the unauthorized modification.
3 SAFETY OPERATION

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3.1 Be Familiar with Machine
zLearn the study manual supplied together with the
machine. Learn the structure of the machine,
operation and maintenance. Be familiar with the
buttons, operation handles, meters, warning devices
and their positions and functions.
zKnow all the rules in operation; understand the
gesture of the director.
zIf there is any oil near the operation positions that
can cause loosen, clean it immediately.
zCheck all the safety items, such as the safety
protective devices are at the safe status. Make sure
the tires are not worn and the tire pressure is up to
snuff. If you don’t solve the oil leak, water leak, air
leak, deformation, loosen, and abnormal sound, there
may be dangerous accidents. Check the safety
devices timely.
3.2 When Leaving Operator’s Seat
zAlways keep the parking brake switch in lock position unfailingly.
zLevel the working equipment completely to the ground and puts the gearshift control lever and
working equipment control level (or handle) to
Neutral position, Stop the engine and turn off the
electric lock.
zMake sure the loader is locked and keep the key
carefully.