Hansin Special Equipment HS Series User manual

Instruction Manual & Repairing Guide
MODEL : HS2750 SMART
HANSIN SPECIAL EQUIPMENT CO.

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Contents
1. Introduction --------------------------------- 2
2. General Precautions when using the equipment ----- 3
3. Composition and Specifications
A. Main composition and functions ---------------------- 4~5
B. Features of HS 2750 SMART--------------------------- 6
C. Diagram of Equipment Composition --------------------7~8
D. Working Radius Diagram ----------------------------- 9
E. Hyd' Component & Circuit -----------------------------10
F. Connective Diagram of Electricity -----------------------11~12
4. Safety Rules
A. Precaution before Operation ------------------------ 13
B. Precaution of Outrigger Operation -------------------- 13
C. Precaution of Operator ------------------------------ 14
D. Precaution During Equipment operation ---------------- 14~15
5. Operation and Usage of HS 2750 SMART
A. Operation preparation ------------------------------ 16
B. Equipment preparation in hard winter ------------------ 16
C. Equipment Operation of Function Section --------------- 16~23
6. Repair Precaution & Examination
A. Check Points before Operation ----------------------- 24
B. Check Points during the Operation -------------------- 24
C. Check Points after Operation ------------------------- 24
D. Check Points after 1month Operation ------------------- 25
E. Check Points after 6months Operation ------------------ 25
F. Lubrication ---------------------------------------- 26
G. Examination & Exchange of the Hydraulic pressure oil ----- 26
H. Exchange & Examination of Filter ---------------------- 27
I. Cylinder Exchange -------------------------------- 28~29
7. Malfunction & Measurement ----------------------30~31

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1. Introduction
Thank you for buying Hansin HS series!
This guide is all about HS 2750 SMART, it helps you to provide all
necessary materials to be used effectively and safely for users.
This also gives you the summary, description of data, equipment
repair information and preparation which explained the procedure
operation for management of equipment designed for Aerial Lift
Truck.
However, If you want your equipment last, you should follow this
guide to prevent failure. So, apparently HS2750 SMART operate to
secure lifetime use.
Prior HS2750 SMART, you must follow all the guides for your safety.
If you find any difficulties while using this guide or if you have any
questions, feel free to contact the dealer.
In addition, if you want to request some parts you are required to
find the Part Number and Description from the components list.
Please let us know.

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2. General Precautions when using the equipment
a. Before using the equipment, be sure to read the user manual and
basic principles, usage and safety precautions for your awareness.
b. When not in use, pull the parking break so that vehicle may not
move. Connect the gear to neutral and place wedges so that the
tires may not move.
c. When you move the P.T.O, you should definitely press the clutch
fully. If you hear sound from the Transmission, please check and
request it to the dealer. If the sound occurred and you use it
continually it might break the P.T.O and Transmission.
d. Before you operate the Equipment, always get out the Beam of the
outrigger and get down the outrigger cylinder. In particularly, you
must check it to the ground surface outrigger cylinder very well.
e. During the operation of Equipment, expert operator is only allowed
to the operation limits.
f. Do not operate equipment around the high tension as this is so
dangerous.
g. Prior rotating the Boom, make sure that there is no dangerous
things beside it when you rotate it. (Especially building, signboard,
high tension, peoples etc...)
h. People should not pass around the equipment. Follow the
instructions as prescribed.
i. When you're driving the Aerial lift Truck, you should duly reach
the Boom Rest and the Boom should always fold.
j. Never use the Boom from pulling something.
k. Please do not operate the Equipment from the front of the Truck
CAB.

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3. Composition and Specifications
A. Main composition and functions
1) This Aerial lift Truck composed of basic parts like middle frame, X-type
front outrigger, rear outrigger, turn table, 5 stages boom & one
boarding platform, all these parts should have a proper installation for
maintenance level.
2) Main composition has various functions, the left-right 350° operation
(boom rotation), withdrawal operation & leading in operation. These
functions deals with the producer of Oil pressure power which have the
Oil pressure pump and Oil pressure system. This handling operation
refer to outrigger self examination and Usage of Wireless Remote
Controller.

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<Diagram of Equipment Composition>

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B. Features of HS 2750 SMART
ITEM UNIT HS 2750 SMART
Vehicle on board HYUNDAI 3.5ton LONG
Features
Height ㎜ 2895
Width ㎜ 2130
Length ㎜ 7385
Gross
Weight ㎏ 8075
Boom
Stage 5 Stages
Shape Octagon
Withdrawal
Type Extension at the same time
Quality of
the material High tensile structural steel (ATOS80)
Outrigger
Type X TYPE, Device Hydraulic
Withdrawal
Width ㎜ 5960(Front), 5960(Rear)
Work scope
Withdrawal
Height m 27
Withdrawal
Weight 2 persons or 300㎏
Turning
gear
Type Hydraulic Motor (Mechanical reduction gear - Double
decelerator) TYPE
Turning
angle Left and Right 180°
Boarding
Platform
Size 3000 X 1100
Turning Type Hydraulic Motor Type (Mechanical reduction gear)
Turning
angle Left and Right 2 rotations
Controlling
device
Outrigger Lever Type, Left and Right Type
Boom Wireless Remote controller
Convenience Device
Night Search Light, Remote Starting On/Off,
Electronic Type Axel,
Automatic Oil Cooler, Toolbox
Safety Device Rollover Caution Safety, Over Center Valve,
Pilot Check Valve, AML Safety
Options

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C. Diagram of Equipment Composition
The size and shape of the Equipment content details basically refer to 3.5 ton
Truck.
While the driver still moving, make sure you fully understand the correct maximum
height before and after the operation.
In particular, the driver operation will be determined after verifying that it is safe
to pass for below overpass, telephone pole side, inside storage, tunnels or
obstructions such as large construction sites prior entering the height and width.
Names and functions of equipment for each area described in the following, please
refer to equipment configurations.

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<Diagram of Equipment Appearance>

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<Working Radius Diagram>

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<Hyd' Component & Circuit>

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<Connective Diagram of Electricity>

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리모콘 송신기
메인 밸브
<Connective Diagram of Electricity>

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Safety Rules
This Equipment will have a good performance, if you do it right.
During the equipment operation, in order to prevent safety accident, be sure to
follow the basic rules and regulation.
So, the operator takes all the responsibilities to follow the basic safety regulation
for people and equipment.
The operator should have no doubt in concerned to warning device and safety
device of equipment.
Not following the safety regulation may resulted to safety accident.
You either required to master the operation sense too.
The operator need to follow the safety regulation as well as duty to forestall the
safety accident while doing the equipment operation.
A. Precaution before Operation
1) Always park in a flat and solid or paved road place where you can pull the
parking break.
2) Without interfering obstructions in the working area go to a near place where
you can find easy access.
3) Without moving the vehicle, it is possible to perform many task at any route.
4) Put a wedge under the wheels of the vehicle to prevent accidents while
working in a sloppy areas.
B. Precaution of Outrigger Operation
1) Properly install the outrigger on the floor.
2) To ensure stability, spread the outrigger beams as much as possible.
3) The installation should be firmed to get in touch with the outrigger cylinder
support.
4) Within the inclined position of the truck, put down the lower end outrigger
following the higher outrigger to ensure vehicle horizontality.
5) If the area to be used anywhere is uneven or soft ground you should have
competent support.
6) Due to slippy situation while the vehicle shaking, put the wedges carefuly to
prevent from falling down.
7) When operating in a soft ground, put down the outrigger and place a wedges.
then check the condition of ground.

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C. Precaution of Operator
1) Read the instructional manual and maintenance instructions, to familiarize
yourself with the operation.
2) Operator must have a proper training to build enough experience prior
operation of the equipment. to prevent harmful illness such epilepsy or seizure
you should take early medication, any physical disabilities may damage the
operation. It is your responsibility to perform self examinations to maintain
calmness and good health.
3) Be safe in you working area before operation, the road should be safe either,
you should check it from time to time.
4) Check the initial operation of all equipment devices as well as the driver brakes
properly.
5) Check the equipment condition with your naked eye everytime if the equipment
have damage condition, whether its from the structural part of the conclusion
or whether there are oil leakages and looses of bolts or pins, make sure to
take immediate action.
6) Seat belts and straps must be checked before the operation as per safety rules.
7) Equipment preventive maintenance must be checked daily, however the
lubrication should be conducted regularly prior defect of the equipment. If
damage occur, stop the operation.
8) Do not operate the equipment when the there's a bad weather condition such as
severe wind or heavy fog.
9)People are not allow around th workplace, building, etc. as they were
surrounded by some ground or objects which cause unsafe condition so always
put barricade caution when start the operation.
10) Please be reminded, to check the warning devices at all times, neglect to pay
attention should be involved in any safety violation which may cause people
and equipment accident.
11) Daily checking of controls must be check for any abnormality condition, do not
step on boarding platform before using the equipment.
12) There will be no assurance for modifications of equipment that can cause
people damage and structural defect
13) Stay away from any electrical wires and secure a safety distance when
operating the equipment.

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D. Precaution of Equipment Operation
1) Only certified operator must operate the equipment.
2) While working on board platform, seat belt and belt strap must properly wear.
3) When heavy item is loaded on the boom and boarding platform, be careful not
to exceed. (2 persons or 300 Kg) Do not load that exceeds the limit.
Excessive weight may cause deterioration of the equipment function or safety accident.
Please comply with the standards.
4) If the boom remote control have electrical jamming or any disconnection, switch
on the emergency power of the transmitter. You must take this action the
problem will no longer occurs.
5) Stop and prohibit the operation if you experience bad weather conditions. Below
were as follows.
- During heavy rain
- During heavy snow.
- During thunder and lightning storm
- By ambient conditions such as fog, when the visually impaired
- When the wind speed exceeds 10m/sec
6) Check the passenger's safety prior operation of the equipment.
7) Avoid passing on the boom, and do not come in and out on the boarding
platform.
8) When operator comes in the boarding platform, the boom should reach the
bottom of the ground so that the boarding platform will also reach the ground
floor, through that, the operator must be able to go on boarding.
9) When you ride down on a boarding platform into the ground, you must be
specially careful on the lever operation
10) The equipment operator access all the action as possible
11) Do not change the boom speed randomly.
12) Do not exceeds the limits of the operation.
13) Operator should maintain stable condition to operate the operation. Do not use
ladder, planks or other tools to reach the location.
14) Movement of vehicle or outrigger manipulation where there are people on the
board should absolutely prohibited as the boom spread.
15) Prohibit the booms or boarding platform by pushing or pulling objects.
16) Workers inside the boarding platform including stuff aboard must be careful
from falling down.
17) Be careful from moving the boom around the person or obstacles.

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5. Operation and Usage of HS 2750 SMART
A. Operation preparation
1) Hold the hand brake of the car.
2) Check the proper amount of oil tank. (prudent hydraulic pressure oil))
3) Press the clutch of the vehicle and connect to the PTO gear. ( the gear should
be in a nuetral position)
4) While the PTO is rotating, check for any noise condition.
B. Equipment preparation in hard winter
During winter time, the hydraulic pressure oil gets lower that's why viscosity
temperature gets lower as well, continuing the operation may damage the
hydraulic component.
1) Turn on the gear of PTO engine. As the engine rotates slowly, do not press
the AXEL.
2) Turn on the engine for about 10 minutes, however do not operate the control
lever.
3) 3-WAY V / V lever to move toward the outrigger position.
4) Push the two sides of front outrigger levers within 4-5 minutes.
5) Check the hydraulic oil tank with your hand, the temperature should be in
lukewarm condition when operating the boom.
C. Equipment Operation of Function Section
1) PTO method operation.
a) Press the clutch if the gear in neutral standing position. Press "ON" the PTO
switch and make sure dashboard light is turn on.
b) If you hear some noise. Press the PTO switch "OFF" and then PTO switch
"ON". If the noise still occurs, please contact the dealer and the A/S. Use it
after solving the problem.
2) Outrigger method operation.
Outrigger have two configuration , the 2 front outrigger and the 2 rear outrigger
control valve formation is composed by the terminals.

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A) Step by step procedure during the installation.
ㄱ) Withdrawal of outrigger INNER BEAM.
b) Please keep the vehicle horizontally while the outrigger levers direction moves
decrease.
* Caution
- Check the ground condition avoid slope areas and soft ground before installing
the outrigger
- Move out the inner beam outrigger to the maximum level to guarantee stability.
- To obtain horizontality of vehicle control lever, manipulate the outrigger cylinder
properly.
- Outrigger cylinder withdrawal should prohibit the vehicle wheels from moving
out. except from special circumstances. (Board spring power lift height is
adequate)

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B) Installation evacuation order of operation
ㄱ)Outrigger cylinder by operating the lever side operation to fully rise to
contraction
ㄴ) Check whether your withdrawal Inner Beam attached by the inlet.
* Caution
- When moving from the vehicle and the cylinder is not completely shrink, it may
cause damage, because of the presence of the bumps and smooth stone figure
together with other object. Please go after fully contracted.

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3) Switching direction valve (3-WAY V / V) method of operation
3 -Way valve supply direction of the hydraulic flow to the outrigger and boom.
A) The operation sequence
a) When operating the outrigger, the lever to locate the "Outrigger" in the
indicated direction.
b) When operating the Boom, the lever to locate the "BOOM" in the indicated
direction.
B) Caution
a) When spreading or operating the boom, the transition valve prohibit towards
Outrigger as this is extremely dangerous.
b) Entirely up to the point where you operate exactly.
4) Manipulating remote control to boom
A) Overview
Equipment operated by a wired and wireless remote control equipment.
B) Diagram composition of component