Lonking LG833NG User manual

PREFACE
Thank you for purchasing LONKING’s high-performance wheel loader!
This Manual briefly describes the safety, operational and maintenance requirements of
LG833NG (LG833BGIII.00I) wheel loaders for the use and reference by operators,
maintenance and technical management personnel.
User Manual is a guide for proper use and maintenance of this machine. Please carefully
read and understand the contents of this Manual before operating this machine.
Please put this Manual in driver’s cab for convenience of reference at any moment. If you
lose this Manual, please contact our sales department for buying a new one.
Many failures arise as a result of operator’s failure to carefully read this Manual and other
human reasons. A high sense of safety and good maintenance enable the safe and
efficient operation of this machine, thus bringing you more benefits. Therefore, please
read and understand safety instructions before operating this machine and fully comply
with them. Improper operation, lubrication, maintenance and repair of this machine are
dangerous and may result in human casualties.
We will continue to increase the working efficiency of the machine by improving product
design and endeavoring to improve the comprehensive product performances. The
parameters and configurations of the machine in this Manual are subject to change
without notice. The technical parameters contained herein shall not serve as the basis for
any inspection or test.
In order to offer better services to you and improve product and service quality, you are
expected to timely inform us of any problem identified during your use of LONKING
products and this Manual, along with any corresponding improvement opinions.
This Manual is its first version.
Best wishes for your business!
LONKING Holdings Limited
June 2015

CONTENTS
PREFACE.......................................................................................................................................... 1
CONTENTS.......................................................................................................................................2
CHAPTER I SAFETY PRECAUTIONS...............................................................................7
1.1 DESCRIPTION OF SAFETY SIGNS................................................................ 7
1.2 DESCRIPTION AND LOCATIONS OF SAFETY SIGNS...............................7
1.2.1 WARNING SIGN OF REVERSING........................................................8
1.2.2 WARNING SIGN OF THE ANTI- FREEZE FLUID.............................. 8
1.2.3 WARNING SIGN OF MAINTENANCE AND TRANSPORTATION... 8
1.2.4 WARNING SIGN OF LIFT ARM............................................................. 9
1.2.5 SAFETY WARNING SIGN OF HINGE..................................................9
1.2.6 WARNING SIGN OF FAN....................................................................... 9
1.2.7 WARNING SIGN OF NO TRAMPLE................................................... 10
1.2.8 DISTRIBUTING DIAGRAM OF GREASE NIPPLE
AND LUBRICATING POINTS..............................................................10
1.2.9 MACHINE NAMEPLATE....................................................................... 10
1.2.10 LIFTING AND BINDING SIGN..............................................................11
1.2.11 HYDRAULIC OIL SIGN.......................................................................... 11
1.2.12 SCHEMATIC DIAGRAM OF USE OF TRIANGLE IRON................ 12
1.2.13 FUEL SIGN.............................................................................................. 12
1.2.14 WARNING SIGN FOR SCRAPING.....................................................12
1.2.15 ATTACHMENT NAMEPLATE............................................................... 13
1.2.16 SIGN OF FLUSHER CONTAINER...................................................... 13
1.2.17 WARNING SIGN OF PREVENTING SINKING MOVEMENT........ 13
1.2.18 SAFETY EXIT SIGN.............................................................................. 14
1.2.19 SCALDING WARNING SIGN AT HIGH TEMPERATURE PLACE14
1.2.20 REMARKS FOR LONG TIME STANDSTILL..................................... 15
1.2.21 SIGN OF BATTERY CONNECTING WIRE....................................... 15
1.2.22 COMBINATION OF WARNING SIGNS.............................................. 16
1.3 UNAUTHORIZED MODIFICATION................................................................ 17
1.4 GENERAL SAFETY PRECAUTIONS.............................................................17
1.4.1 SAFETY REGULATIONS...................................................................... 17
1.4.2 PROTECTIVE DEVICES.......................................................................17
1.4.3 SAFETY PRECAUTION FOR INTERNAL CAB................................ 18
1.4.4 WORKING CLOTHES AND PERSONAL PROTECTIVE
EQUIPMENTS....................................................................................... 19
1.4.5 GETTING ON AND OFF THE MACHINE...........................................19
1.4.6 FIRE PREVENTION OF OIL PRODUCTS.........................................20
1.4.7 PRECAUTIONS WHEN OPERATING AT HIGH TEMPERATURE21
1.4.8 PROTECTION OF ASBESTOS DUST HAZARD..............................21
1.4.9 FACE MASK AND EARPLUG.............................................................. 22

1.4.10 FIRE EXTINGUISHER AND FIRST-AID KIT................................... 22
1.4.11 PREVENTION OF ROLLING INJURY OR CUT OFF.................... 22
1.4.12 ETHER (IF YOUR MACHINE IS EQUIPPED
WITH ETHER COLD STARTING DEVICE).................................... 23
1.4.13 MAKE SURE A GOOD VENTILATION WHEN OPERATING
IN AN ENCLOSED SPACE................................................................23
1.4.14 PIPELINE, HARD PIPE AND FLEXIBLE PIPE............................... 24
1.4.15 COOLANT..............................................................................................25
1.4.16 PROTECTION FROM FALLING OR FLYING OBJECTS............. 25
1.5 SAFETY PRECAUTION OF OPERATION..................................................26
1.5.1 SITE SAFETY........................................................................................ 26
1.5.2 CHECK BEFORE ENGINE START-UP............................................. 27
1.5.3 ENGINE START-UP.............................................................................. 27
1.5.4 CHECK AFTER ENGINE STARTING UP AND
BEFORE MACHINE OPERATION..................................................... 28
1.5.5 PRECAUTIONS WHEN THE MACHINE BEGIN TO RUN.............29
1.5.6 PRECAUTIONS WHEN THE MACHINE IS RUNNING..................29
1.5.7 CHECK WHEN CHANGING DIRECTION........................................ 30
1.5.8 PROHIBITED OPERATION................................................................. 30
1.5.9 PRECAUTIONS WHEN TRAVELING ON THE SLOPE................. 31
1.5.10 BEWARE OF HIGH VOLTAGE CABLES.......................................... 32
1.6 PRECAUTION FOR OPERATION................................................................33
1.6.1 METHODS OF USING A BRAKE....................................................... 33
1.6.2 PRECAUTIONS WHEN OPERATING ON SNOWY DAYS............34
1.6.3 PRECAUTIONS FOR OPERATION IN COLD AREAS...................34
1.6.4 DO NOT OPERATE THE MACHINE ON SOFT GROUND........... 34
1.6.5 PRECAUTIONS WHEN PARKING THE MACHINE........................35
1.6.6 PRECAUTIONS WHEN LOADING THE MACHINE....................... 35
1.6.7 PRECAUTIONS OF MACHINE TRANSPORTATION..................... 36
1.6.8 PRECAUTIONS FOR DRAG...............................................................36
1.6.9 PRECAUTION FOR USE AND MAINTENANCE
OF THE BATTERY................................................................................ 37
1.6.10 PRECATUTION FOR START-UP WITH BOOSTER CABLE.........38
1.6.11 PRECAUTIONS FOR BATTERY CHARGE......................................39
1.7 MAINTENANCE PRECAUTIONS.................................................................39
1.7.1 FAULT NOTIFICATION.........................................................................39
1.7.2 CLEANING BEFORE REPAIR AND MAINTENANCE.................... 39
1.7.3 KEEP CLEANNESS OF WORKPLACE............................................ 40
1.7.4 DESIGNATION OF RESPONSIBLE PERSON................................ 40
1.7.5 CHECKING WATER LEVEL OF RADIATOR....................................40
1.8 OPERATING BEFORE REPAIR AND MAINTENANCE............................. 41
1.8.1 SUPPORT OF WORKING DEVICE................................................... 41
1.8.2 APPROPRIATE TOOLS....................................................................... 41
1.8.3 REGULAR REPLACEMENT OF CRITICAL SAFETY PARTS...... 42

1.8.4 ILLUMINATION...................................................................................... 42
1.8.5 FIRE PREVENTION..............................................................................42
1.8.6 PERSONS FOR REPAIR AND MAINTENANCE............................. 43
1.8.7 ATTACHMENTS.................................................................................... 43
1.8.8 MAINTENANCE UNDER MACHINE...................................................43
1.8.9 FRAME MAINTENANCE WITH THE WORKING
DEVICE SUPPORTED UP.................................................................. 44
1.8.10 MAINTENANCE ON THE TOP OF THE MACHINE........................44
1.8.11 MAINTENANCE WHEN ENGINE IS WORKING............................. 45
1.8.12 NO ABANDON OF FOREIGN BODY INSIDE OF MACHINE....... 45
1.8.13 PRECAUTIONS IN THE USE OF HAMMER................................... 46
1.8.14 WELDING REPAIR............................................................................... 46
1.8.15 PRECAUTIONS OF BATTERY DURING MAINTENANCE........... 46
1.8.16 TREATMENT OF ABNORMAL STATUS........................................... 46
1.8.17 FILL OF FUEL OR LUBRICATING OIL............................................. 47
1.8.18 HANDLING OF HIGH-PRESSURE HOSE....................................... 47
1.8.19 PRECAUTIONS OF HIGH-PRESSURE OIL.................................... 47
1.8.20 PREVENTION MEASURES OF MAINTENANCE
IN HIGH TEMPERATURE OR HIGH PRESSURE.......................... 48
1.8.21 WASTE DISPOSAL...............................................................................48
1.8.22 PRECAUTIONS OF TIRE MAINTENANCE......................................49
1.8.23 PRECAUTIONS OF TIRE STORAGE............................................... 50
1.9 CATALOG AND REPLACEMENT CYCLE OF CRITICAL
SAFETY PARTS............................................................................................ 50
CHAPTER II OPERATION AND CONTROL.................................................................... 52
2.1 MAIN PERFORMANCE PARAMETERS AND SPECIFICATIONS............53
2.2 OUTLINE DRAWING OF LG833NG (LG833BGIII.00I)
WHEEL LOADER.............................................................................................. 56
2.3 PURPOSE...........................................................................................................57
CHAPTER III OPERATION INSTRUCTIONNS................................................................ 58
3.1 STEERING WHEEL........................................................................................ 58
3.2 NEGATIVE-POLE SWITCH OF BATTERY.................................................58
3.3 STARTER SWITCH.........................................................................................59
3.4 SERVICE BRAKE PEDAL............................................................................. 60
3.5 ACCELERATOR PEDAL AND INSTRUMENT PANEL
ADJUSTING MECHANISM............................................................................61
3.6 GEAR-SHIFT JOYSTICK............................................................................... 61
3.7 WORKING DEVICE JOYSTICK.................................................................... 62
3.8 LAMPS AND THEIR SWITCHES..................................................................63
3.9 INSTRUMENT ASSEMBLY AND HORN SWITCH.................................... 65
3.9.1 INSTRUMENT ASSEMBLY................................................................. 66
3.9.2 HORN SWITCH...................................................................................... 67
3.10 WARM WATER VALVE................................................................................... 68
3.11 SEAT ADJUSTMENT.......................................................................................68

3.12 USE OF CAB DOOR LOCK...........................................................................70
3.13 USE OF LOCATING LOCK............................................................................70
3.14 ADJUSTMENT TO REAR-VIEW MIRROR................................................. 70
3.15 CHARGING DOCK.......................................................................................... 71
3.16 SUNSHADE...................................................................................................... 72
CHAPTER IV OPERATION...................................................................................................73
4.1 NOTICES ON OPERATION OF NEW LOADER........................................73
4.2 RUNNING-IN OF NEW LOADER................................................................. 73
4.2.1 REQUIREMENTS ON RUNNING-IN OF NEW LOADER...............73
4.2.2 OPERATIONS TO BE CARRIED OUT
AFTER EIGHT HOURS OF RUNNING-IN........................................ 74
4.2.3 OPERATIONS TO BE CARRIED OUT
AFTER EXPIRATION OF RUNNING-PERIODS............................. 74
4.3 OPERATION OF LOADER............................................................................ 75
4.3.1 INSPECTION BEFORE START UP OF ENGINE............................ 75
4.3.2 START UP OF ENGINE.........................................................................75
4.3.3 TRAVELLING OF LOADER.................................................................. 77
4.3.4 PARKING OF LOADER........................................................................79
4.4 WORKING OF LOADER................................................................................ 81
4.4.1 PREPARATION BEFORE WORKING............................................... 81
4.4.2 GENERAL SKILL................................................................................... 81
4.4.3 WORK METHOD................................................................................... 85
4.5 TRANSPORTATION OF LOADER............................................................... 86
4.5.1 HOISTING OF LOADER...................................................................... 87
4.6 OPERATION IN COLD WEATHER.............................................................. 90
4.6.1 PRECAUTIONS FOR OPERATION AT LOW TEMPERATURE... 90
4.6.2 OPERATIONS TO BE CARRIED OUT
AFTER COMPLETION OF WORKS IN EACH DAY........................91
4.6.3 AFTER COLD WEATHER HAS ENDED........................................... 91
4.7 OPERATION UNDER SPECIAL CONDITIONS...........................................91
4.7.1 OPERATION UNDER EXTREMELY COLD CONDITIONS........... 91
4.7.2 OPERATION UNDER EXTREMELY HOT WEATHER................... 92
4.7.3 PERATION IN DUSTY OR SANDY AREA........................................ 93
4.7.4 PERATION IN RAINY AND HUMID ENVIRONMENT.................... 94
4.7.5 PERATION IN SALT WATER.............................................................. 94
4.7.6 OPERATION AT HIGH ALTITUDE......................................................94
CHAPTER V MAINTENANCE AND REPAIR....................................................................95
5.1 PREPARATION BEFORE MAINTENANCE................................................95
5.2 REGULAR MAINTENANCE...........................................................................95
5.3 LUBRICATION CHART................................................................................... 99
5.4 UNIVERSAL TORQUE TABLE.................................................................... 100
5.5 MAINTENANCE OF THE ENGINE COOLANT........................................ 100
5.5.1 COOLANT COMPOSITION...............................................................101
5.5.2 ADDING COOLANT............................................................................102

5.5.3 INSPECT COOLANT LEVEL REGULARLY................................... 104
5.5.4 CLEANING OF COOLING SYSTEM................................................104
5.5.5 ENGINE AIR FILTER MAINTENANCE........................................... 105
5.5.6 MAINTENANCE AND REPLACEMENT
OF MAIN CORE OF THE AIR FILTER.......................................... 106
5.5.7 REPLACEMENT OF SAFE FILTER ELEMENT OF AIR FILTER108
5.5.8 CLEAN DUST COLLECTION CUP OF THE AIR FILTER............. 108
5.6 USE OF FUEL SYSTEM AND RELATED MAINTENANCE................... 109
5.6.1 FUEL TANK.......................................................................................... 109
5.6.2 FUEL TANK CLEANING.....................................................................109
5.6.3 FUEL OIL LEVEL INSPECTION....................................................... 109
5.6.4 APPLICATION AND REPLACEMENT OF FUEL FILTERS......... 110
5.6.5 APPLICATION AND REPLACEMENT OF FUEL PRE-FILTERS 111
5.6.6 MAINTENANCE OF ENGINE OIL.................................................... 112
5.6.7 REPLACEMENT OF ENGINE OIL................................................... 112
5.6.8 REPLACEMENT OF ENGINE OIL FILTER.....................................113
5.7 INSPECT ELECTRICAL SYSTEM.............................................................. 113
5.7.1 INSPECT BATTERY............................................................................114
5.7.2 INSPECT ELECTRICAL DEVICES.................................................. 115
5.7.3 SOLDERING........................................................................................ 116
5.8 TRANSMISSION OIL TANK MAINTENANCE...........................................117
5.8.1 INSPECT OIL LEVEL OF GEARBOX.............................................. 117
5.8.2 TRANSMISSION OIL REPLACEMENT...........................................118
5.9 MAINTENANCE OF DRIVE AXLE OIL.................................................... 118
5.9.1 INSPECT OIL LEVEL OF DRIVE AXLE...........................................118
5.9.2 REPLACEMENT OF THE DRIVE AXLE OIL..................................119
5.10 INSPECTION AND REPLACEMENT OF TIRE......................................120
5.11 MAINTENANCE FOR LONG TIME PARKING....................................... 120
5.12 MAINTENANCE UNDER SPECIAL CONDITIONS............................... 121
5.13 MAINTENANCE OF HYDRAULIC OIL.................................................... 122
5.13.1 INSPECT THE OIL LEVEL OF THE HYDRAULIC OIL................ 122
5.13.2 REGULAR REPLACEMENT OF HYDRAULIC OIL...................... 122
5.14 MAINTENANCE OF SERVICE BRAKE SYSTEM.................................124
5.15 BUCKET MAINTENANCE..........................................................................125
5.15.1 REPLACE BUCKET O-RING.......................................................... 125
5.15.2 REPLACEMENT OF THE BUCKET TOOTH................................126
CHAPTER VI COMMON FAULTS AND TROUBLE-SHOOTING.................................128
CHAPTER VII ENVIRONMENTAL PROTECTION REQUIREMENT............................ 131
APPENDIX 1: REFERENCE TABLE OF PROPORTION OF COMMON MATERIALS...132
APPENDIX 2: OIL CATEGORY TABLE................................................................................... 134

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CHAPTER I SAFETY PRECAUTIONS
Warning!
Please read and understand all the safety precautions before operation. Failure to do so
may result in severe bodily injury or death.
1.1 DESCRIPTION OF SAFETY SIGNS
Danger!
1) There exists danger that may affect your personal safety.
2) Don’t operate the machine without permission. Any operation may affect the
machine’s normal conditions and cause machine damage or dangerous accident.
Warning!
1) There exists potential danger that may affect the safety of you and others.
2) Don’t operate the machine without permission. Any operation may affect the
machine’s normal conditions and cause machine damage or dangerous accident.
Caution!
1) There exists potential danger that may affect your personal safety.
2) Please operate this machine according to instructions. Any improper operation or no
operation may affect the machine’s normal working conditions and cause machine
damage.
1.2 DESCRIPTION AND LOCATIONS OF SAFETY SIGNS
There are a number of safety signs on the machine. This section will give a detailed
description of their locations and meanings. Please familiarize yourself about these safety
signs before any operation.
These safety signs must be kept clean. If the figures and words on these signs are unclear
or illegible, please replace or clean them with soft cloth, water or soapy water. No solvent,
gasoline or other irritating chemical agent may be used for this purpose.
If these signs are damaged, lost or illegible after cleaning, please replace them in a timely
manner.
If any part bearing any safety sign has to be replaced, a new safety sign must be affixed
onto the replaced part.

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1.2.1 WARNING SIGN OF REVERSING
Sign location: rear counterweight
Contents: when driving the car backwards,
the driver must pay attention to maintain a
certain distance between the machine and
surrounding staff to avoid accidents. When
driving the car backwards, the driver must
pay attention to the surrounding pedestrians
and vehicles to avoid accidents.
1.2.2 WARNING SIGN OF THE ANTI- FREEZE FLUID
Sign location: on the engine hood.
Contents: this sign reminds the user to
operate the machine according to this sign.
Otherwise, it may cause machine damage or
personal injury.
1.2.3 WARNING SIGN OF MAINTENANCE AND TRANSPORTATION
Sign location: left side of frame hinge joint
Contents: it reminds the users to lock the
frame with fixing rod before transportation
and maintenance of machine, to avoid
accidents. Dismount the fixing rod before the
loader recovers its work, and place it in fixed
location.

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1.2.4 WARNING SIGN OF LIFT ARM
Sign location: front end of lift arm
Contents: this sign reminds user that never
permit persons to stand below the moving lift
arm when operating lift arm to avoid
accidents.
1.2.5 SAFETY WARNING SIGN OF HINGE
Sign location: in the front and rear hinging
positions at the left side of the front frame
Contents:
1. Danger of crushing! Do not stand here when the
loader is turning, because the crushing may lead to
serious injury or death.
2. Danger of crushing! During the transport of loader
or the maintenance of hinge, the front and rear
frames of the loader shall be locked in order to avoid
dangers.
1.2.6 WARNING SIGN OF FAN
Sign location: at both left and right sides of
the engine hood
Contents: this sign reminds the user to open
engine hood only when the engine stops in
order to avoid severe injury

10
1.2.7 WARNING SIGN OF NO TRAMPLE
Sign location: upper side of splash guard of
front frame
Contents: due to the limitation of bearing
capacity of steel panel on splashguard, keep
off here to avoid accidents.
1.2.8 DISTRIBUTING DIAGRAM OF GREASE NIPPLE AND LUBRICATING
POINTS
Sign location: left side of the frame hinge
Contents: distribution diagram of lubricating
points by hourly calculation based on the
requirements of machine. This sign reminds
user to fill and change different lubrication
oils at each lubricating point at scheduled
time.
1.2.9 MACHINE NAMEPLATE
Sign location: left side of the frame hinge
Contents: description of basic information of
the machine
额定载重量
发动机功率
THE PEOPLE'S REPUBLIC OF CHINA
发动机型号
特 征

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1.2.10 LIFTING AND BINDING SIGN
Sign location: rear end of frame, near tire
Contents:
1. This sign reminds the user of the hanging
position of the hook when the loader is
lifted.
2. This sign reminds the user of the binding
position when the machine is shipped.
1.2.11 HYDRAULIC OIL SIGN
Sign location: on hydraulic oil tank
Contents: this sign reminds the user that the
filled hydraulic oil shall be the oil product
designated by LONKING or the hydraulic oil
of the same type.

12
1.2.12 SCHEMATIC DIAGRAM OF USE OF TRIANGLE IRON
Sign location: on the triangle iron fixing bracket
of front fender
Contents: this signs reminds the user that if the
machine stops on the slope or tires need to be
fixed to prevent tires from moving, it is required
to comply with the contents of this sign.
Otherwise, it may cause personal injury.
1.2.13 FUEL SIGN
Sign location: on oil tank at the left side of the
frame
Contents: this sign reminds the user that the
right side of the frame is fuel tank. Please fill
the clean fuel commensurate with
environment temperature.
1.2.14 WARNING SIGN FOR SCRAPING
Sign location: on the bucket
Contents: this sign reminds the user that the
permitted capacity of the bucket is less than
the figure as shown on the sign. Otherwise, it
will cause accidents.

13
1.2.15 ATTACHMENT NAMEPLATE
Sign location: on the bucket
Contents: the description of the basic
information of machine attachments.
属具宽度
属具重量
属具容量
型 号
系统压力
1.2.16 SIGN OF FLUSHER CONTAINER
Sign location: on the engine hood of
the cab
Contents: this sign reminds the user that this
position is for flusher container. Please fill
washing liquid as required after the machine
is running for a period of time.
1.2.17 WARNING SIGN OF PREVENTING SINKING MOVEMENT
Sign location: lift arm
Contents: this sign reminds the user to
operate the machine according to this
sign. Otherwise, it may cause machine
damage or personal injury.

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1.2.18 SAFETY EXIT SIGN
Sign location: on the glass of the right door of the
cab
Contents: this sign reminds user that if the main
exit is blocked, unhinge the latch and escape
from the right door.
1.2.19 SCALDING WARNING SIGN AT HIGH TEMPERATURE PLACE
Sign location: left and right sides of the
engine hood
Contents: because the working engine gives
out large quantities of heat (maximum
temperature of exhaust pipe is up to 500℃),
the user must be careful when opening the
engine hood so as to prevent damage to
human body due to high temperature. If
possible, wear the high temperature-resistant
gloves so as to avoid scalding.

15
1.2.20 REMARKS FOR LONG TIME STANDSTILL
Sign location: on rear hood
Contents: this sign reminds the user to operate
the machine according to this sign. Otherwise, it
may cause machine damage or personal injury.
1.2.21 SIGN OF BATTERY CONNECTING WIRE
Sign location: rear side of engine hood
Contents: this sign gives a description of
method and precaution for battery wiring.
Please install battery wiring according to the
instructions of this sign.

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1.2.22 COMBINATION OF WARNING SIGNS
Sign location: on the right front column in the
cab
Content of signs:
1. This warning sign reminds the user to read
all items described in this instruction book.
Violating this instruction book or ignoring the
warning may lead to casualties, and the
driver must strictly obey the operating
specification.
2. This warning sign reminds the user to rotate
the fan support while turning on the heating
supply in cold weather. Turn on the fan to
blow at the front windshield to prevent
blurred vision due to formation of mist on the
glass.
3. This sign reminds the user to operate the
machine in strict accordance with the
contents of the sign; otherwise the machine
may be damaged.
4. This sign reminds the user to turn off the
cathode switch of storage battery while
performing the welding operation on the
machine; unplug the plug connector linking
the wire harness to the engine controller
before unplugging the plug connector of the
electrically-controlled transmission control
system; since the operation involves
numerous factors, the user is advised not to
perform welding operation on the machine
arbitrarily; such operation shall be performed
under instructions of professional personnel
for fear of an accident.
5. The warning reminds the user to operate the
machine in strict accordance with the
contents of the sign; otherwise machine
damage or personal accident may occur.
6. This warning sign reminds the user to use
parts dedicated for Lonking loaders during
replacement of parts; otherwise machine
damage or personal accident may occur.
7. This warning sign reminds the user to use oil
dedicated for Lonking loaders or equivalent
oil recommended in this instruction book
during oil replacement; otherwise machine
damage or personal accident may occur.

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1.3 UNAUTHORIZED MODIFICATION
Any modification of this machine not authorized or approved in writing by LONKING may
cause safety accidents. The owner shall bear all the consequences.
For the sake of safety, please use correct grade and genuine fitting and oil. If without
correct fittings or periodically fasteners change, the parts may exceed safety use
limitation.
1.4 GENERAL SAFETY PRECAUTIONS
1.4.1 SAFETY REGULATIONS
Only those who experienced special training or
got equivalent qualification can operate or
maintain this loader.
Strictly follow the requirements of safety
regulations, warnings when operating or maintain
this loader.
Never operate or maintain the loader when you
feel bad, tired due to dose, after drinking, or do
not adapt to environment, because it may reduce
you emergency reacting capacity and
commission error, which may cause accidents.
When working with operators or site traffic
commanders, make sure all persons are familiar
with the using sign language.
Observe the surrounding safety influence factor
at any instant.
Follow related safety regulations.
1.4.2 PROTECTIVE DEVICES
Make sure all protective devices and engine hood is in proper location, if there is damage,
timely repair it.
Please correctly use protective devices such as joystick locking device, safety belt etc.
never demount protective devices and make sure they are in good working condition.
Incorrect use of protective devices may cause casualty accidents.

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1.4.3 SAFETY PRECAUTION FOR INTERNAL CAB
Before entering cab, remove mud and oil dirt
sticking to shoes bottom. Otherwise, it may cause
an accident due to skidding when trampling the
accelerator pedal or brake pedal.
Do not adsorb suction cup stick on the cab glass,
for the lens action of suction cup may cause fire
accidents.
Do not randomly lay the lighter inside the cab,
because it may cause lighter blasting if the cab
temperature is high.
Do not use mobile phone when operating the
loader, because distraction may cause accidents.
Do not take any flammable and explosive
hazardous article into the cab.
Do not wear earphone when driving or operating
the loader, otherwise it may cause accident. Do
not put head or hand out of windows
When leaving the seat, ensure that the protective
device is locked and pull up hand brake to place it
in the braking position. If the unlocked joystick is
touched, the working device will suddenly move,
thus resulting in serious injury.
Before leaving the loader, lower the working
device down to the ground, lock up the protective
devices, shut down the engine, lock all devices,
unplug keys and take with them.

19
1.4.4 WORKING CLOTHES AND PERSONAL PROTECTIVE EQUIPMENTS
Avoid wearing loose clothes and ornaments or
other things that may hook control level or other
machine parts, for they may be blocked or
engulfed in control system or moving parts, and
cause severe injuries or casualties.
Do not wear greasy clothes to avoid catching a
fire.
Wear safety helm, glass, shoes, mask and gloves
before operating or maintaining the machine.
Wear safety dust goggles, Safety Helmets and
thick gloves when working in conditions of metal
pieces or slight sundries, especially when nail pin
with hammer or clean air filter impurities with
compressed air, and make sure no person
approaches the machine.
Compressed air may cause human injuries;
therefore, it is important to wear mask, protective
clothes and safety shoes before using the
compressed air. The maximum pressure of
compressed air using clean shall be under
0.3MPa.
Check whether all protective equipment are in
normal work conditions.
1.4.5 GETTING ON AND OFF THE MACHINE
Before ascending or descending machine, clean
oil dirt, lubricant or mud, furthermore, repair
damaged parts and tighten loose bolt.
Do not jump on or off the machine, either when it
is at rest and when it is moving.
When ascending or descending the machine, you
shall face to the machine, hold armrest, step on
ladder and keep three points contact (two feet
and a hand or two hands and a foot) to make sure
body balance and stable.
It is prohibited to hold control level when
ascending or descending the machine.
It is prohibited to cab from back of machine or
descend machine by stepping side tires.

20
When ascending or descending machine, it is
prohibited to take any tools or other things.
1.4.6 FIRE PREVENTION OF OIL PRODUCTS
Please use fuel, oil and hydraulic oil used in
hydraulic system to fill diesel engine of this
loader, hydraulic transmission oils and gear oils
used in transmission system and brake fluid used
in brake system and antifreeze used in engine
water tank can be lit by open fires, in particular,
fuel is flammable and dangerous, therefore, the
following Safety and accident prevention must be
noted:
Be sure to keep flame away from the flammable
liquid.
Fill these flammable liquids in a well-ventilated
place, shut down the engine, and do not smoke.
Tighten storage lid of above combustible liquids.
Store the above flammable liquids in containers
marked with corresponding logos and lay them in
a specified place to give a classified storage and
prevent non-staff person use them.
Lay the rags stained with oil or other flammable
materials in a protective container and put them in
a safe place.
Do not use electric weld or flame cut pipeline or
container containing flammable liquids. Prior to
electric weld or flame cut, use non-flammable
liquids clean the welding or cutting place.
Clean up the combustible materials accumulated
on the machine such as fuel, lubricants, or other
debris.
Do not lay the machine in flame, burning bushes
places.
This wheel loader is ordinary construction
machinery; do not operate it under flammable and
explosive environment.