Molnar SM450 User manual

SM450 FOUR POST HOIST
5000Kg
Operation and Maintenance Manual
Please read this manual before you get started.
You must read and understand the precautions for safety purposes and any damages that may
occur to your property. (updated 15/3/2018)

2
NOTE TO THE USER
Thank you for purchasing MOLNAR
CAR LIFT.
Please read this instruction carefully for
safe and proper use of the car lift,
and keep it handy for future reference.
This Manual is formodel SM 450
1. AS FOR THE ASSURANCEOF SAFETY IN DESIGN
AND CONSTRUCTION OF CAR LIFT, READ THIS
MANUAL FIRST.
2. PLEASE MAKE SURE THAT THIS MANUAL IS
DELIVERED TO END USERS FOR THEIR
IMPLEMENTATION OF SAFETY.
3. DON'T USE THE CAR LIFT IN A POTENTIALLY
EXPLOSIVE ATMOSPHERE.
- ANY PART OF THIS PRINTMUST NOTBE REPRODUCED IN ANYFORM
WITHOUT PERMISSION.
-THIS PRINT IS SUBJECT TO CHANGE WITHOUT NOTICE.
Copyright(C) STENHOJ AUSTRALIA PTY LTD

3
WARRANTY
The warranty period of the Car Lift shall be for a period of three years from
the date of delivery to sales agent.
Subject to the limitations set forth below,
Contractor warrants that the Car Lift will be free from defects in material
and workmanship and undertakes to, at parts, including repaired or replaced parts,
in the which are (1) due solely to defective material and/or poor workmanship
on the parts of contractor and/or its sub-contractors and (2) for which notice
there of is duly given to contractor in writing or by FAX. Confirmed in writing
within thirty (30) days after discovery of any defects of which claim made hereunder.
This warranty is subject to the following conditions ;
1) Car Lift shall be properly used and operated by the company's operator
solely in accordance with the specifications and operating instruction
provided by contractor.
2) This warranty shall not be constructed to cover any defects due to ;
- Normal wear and tear;
- Bad operation and maintenance not in accordance with the
operating and maintenance manuals to be provided by contractor;
- Operation under conditions more severe than those in the
specification and drawings;
- Change in design or other modification by company
without contractor's consent;
- Movement or transfer without contractor's consent;
- Consumable items in normal operating;
- Any other carelessness not attributable to contractor.
Contact your sales agent for warranty coverage.

4
CONTENTS
- COVER SHEET
- Declaration of Conformity
- NOTE TO THE USER
- WARRANTY
- Table of Contents
CHAPTER 1. SAFEGUARDS
1-1 Important Notices .......................................................................................... 5
1-2 Qualified Personnel ........................................................................................ 7
1-3 Danger Notices ............................................................................................. 7
1-4 Principle safety objective ............................................................................... 8
1-5 Safety notices .............................................................................................. 9
1-6 Essential Safety Checks (ESC's) ..................................................................... 13
1-8 Illumination .................................................................................................. 15
1-9 Level of sound pressure ................................................................................ 15
1-10 Training ...................................................................................................... 15
CHAPTER 2. OVERVIEW OF MACHINE
2-1 Specification ................................................................................................ 16
2-3 Flowchart for operation ................................................................................. 17
2-4 Safety device ............................................................................................... 18
CHAPTER 3. OPERATION
3-1 Warning for use ............................................................................................ 19
3-2 Checking point before operation .................................................................... 19
3-3 Preparation before operation.......................................................................... 20
3-4 Description of control panel ........................................................................... 21
3-5 Operation .................................................................................................... 22
3-6 How to lower manually the lift during emergency .............................................. 25
CHAPTER 4. TROUBLESHOOTING
4-1 Inspection and repair .................................................................................... 27
4-2 How to adjust the Inner Width of the Lift Platform ............................................. 28
4-3 How to check and replace the Wire Rop .......................................................... 29
4-4 How to adjust the upper limit position. ............................................................ 29
CHAPTER 5. MAINTENANCE
5-1 General caution during maintenance ............................................................... 30
5-2 Check List and periodic maintenance .............................................................. 31
5-3 Lubricant ..................................................................................................... 31
APPENDIX
1. Electric Circuit …………………………………………………………………………………………32
1-7 Safety Signs .................................................................................................. 14
2.Hydraulic Circuit ………………………………………………………………………………….……33

5
Please read carefully this chapter first for safe and proper use of the car lift.
This company will not be held responsibilities for any injuries or accidents
which occur due to the car lift being operated without having understood the
contents of the instruction manual. Keep the Instruction Manual close to the
car lift so that anyone can refer to when necessary. Also, designate a person to
take care of the manual.
1-1 Important Notices
Car lift must be considered to be a potential hazard to the health and safety of
the car lift's operator and service personnel. It is important that this car lift
is installed, maintained and operated according to the instructions set out within
this manual.
Any modification, alternation or addition to the car lift or the fitting of
ancillary equipment must comply with the manufacture's specifications and can not
accept any liability whatsoever, which may result in legal
action form failure to comply with the regulations, or any consequential
loss, claim or counter claim for damage, personal injury, or death
arising as a result of any modification, alteration or addition to the fitting
of ancillary equipment.
CHAPTER 1. SAFEGUARDS

6
This document provides the information required for the intended
use of car lift. The documentation is written for technically qualified
personnel such as engineers or maintenance specialists who have been
specially trained and who have the specialized knowledge required in the
field of industrial machinery.
A knowledge of the safety instruction and warnings contained in this document
and their appropriate application are prerequisites for safe installation and
commissioning as well as safety in operation and maintenance of the car lift described.
Only qualified personnel have the specialized knowledge that is necessary
to correctly interpret the general guidelines relating to the safety instructions
and warnings and implement them in each particular case.
For the sake of clarity, not all details of all versions of the product are
described in this documents, nor can it cover all conceivable cases regarding
installation, operation and maintenance. Should you require further
information or face special problems that have not been dealt with insufficient
detail in this document, please contact the manufacturer specified on cover page.
We would also point out that the contents of this product documentation
shall not become a part of or modify any prior or existing agreement,
commitment or legal relationship. The purchase agreement contains
the Stenhoj Australia Pty Ltd
Any statements contained in this document do not create new warranties
or restrict the existing warranty.

7
1-2 Qualified Personnel
Persons who are not qualified should not be allowed to handle the car lift.
Non-compliance with the warnings contained in this document or appearing
on the car lift can result in severe personal injury or damage to property.
Only qualified personnel should be allowed to work on this car lift.
Qualified persons as referred to in the safety precautions in this document
as well as on the car lift itself are defined as follows;
■ Operating personnel who have been trained work with the car lift and
are conversant with the contents of the documents in as far as it is
connected with the actual operation of the car lift;
■ Service personnel who are trained to repair such the car lift and
who are authorized to energize, clear, ground and tag circuits,
equipment and systems in accordance with established safety practices.
1-3 Danger Notices
The safety precautions in this manual are classified into the
following four levels. Please be particularly careful when performing
operations that have a high degree of danger.
DANGER : Failure to follow this safety precaution may result in a
great physical danger to the operator, or even death.
CAUTION : Failure to follow this safety precaution may result in a great
physical danger to the operator, or severe damage to the car lift.
WARNING : Failure to follow this safety precaution may result in an
injury to the operator, or damage to the car lift.
NOTICE : Failure to follow this safety precaution may result in a damage to the car lift.

8
1-4 Principle safety objective
1) The principle safety objective is to remove the possibility of any hazard or
risk to the health or safety of the car lift's operator or service personnel.
2) Extreme caution must be exercised while servicing or installing the car lift.
3) The only safe policy when working or inspecting the car lift is to follow the
instructions in this manual. Wherever possible shut off all electrical power
and follow the procedures outlined in this manual.
4) Accident prevention should become part of the standard working, operating
and maintenance procedures, and training should be provided to ensure
safety standards are understood. Part of safety training should include the
instructions detailed in this section.
5) If ancillary equipment is to be fitted ensure this is done in accordance
with the relevant standards or EU Directives, and that all requirements for
safety are fully met.
6) Always ensure servicing and maintenance tasks are carried out by suitable
qualified personnel. The operator should understand the limits of their
responsibility, and the training should reinforce the importance of not
exceeding them.
7) The essential routine safety checks have an important function in ensuring
the car lift continues to work in a safe manner. These checks must be carried
out according to the instruction and at the recommended intervals.
8) If there are any questions or doubts regarding any aspect of car lift
safety or operation or maintenance, please contact the company
shown on the front of this manual

9
1-5 Safety notices
To protect the operator or service personnel from any injuries or
accidents during operating the car lift, please read this section and
carefully for safe and proper use of the car lift.
◈ General Safeguards
1.Please read carefully this instruction manual for safe and proper
use of the car lift.
2.Only qualified personnel should be allowed to work on this car lift.
3.Checking before operation and routine inspection should be carried
out in accordance with the procedures described in the manual.
4.When the abnormal condition not specified at this instruction manual is
occurred during operating, stop the operation of car lift and contact
the manufacturer specified on cover page or distributor.
5.This car lift should be only for repairing the car.
◈ Danger Notices
DANGER
Do not enter under the car lift during lifting the car.
You may result in a great physical danger or
even death.
Do escape to the safety zone without staying
under car lift when the car is possible to fall down.
You may crush under car and then, result in a
great physical danger or even death .

10
◈Caution Notice
CAUTION
Only qualified personnel should be allowed to
work on this car lift.
Unexpected accidents may be happened
due to wrong operation.
Do not lower the lift in the state of supporting
a car by a stick to attach or detach components.
The car may fall down.
Do not shake the lifted-up car.
The car may fall down.
Do not move up the lift in the condition of
putting only one side of car into the lift.
A car may fall down or damage. And also,
the lift may damage.
Never modify a safety devices.
If a safety devices are not operated, a
serious accident may be happened.
During lowering the lift, be careful to not
put foot under a table.
Serious injury may be happened.

11
◈Warning Notice
CAUTION
Use the lift after reading carefully the instruction
manual and understand the contents of them for
safe and proper use of the car lift.
If a user does not follow a warnings, a serious accident
may be happened.
Whe
n the car enter into the lift, keep the balance of
before and behind, and right and left of the car.
A car may fall down during vibration, attachment or
detachment of components.
Electric shock.
When opening a control panel, be careful to the electric
shock.
Serious injury or death may be happened.
WARNING
Use th
e lift after reading the instruction manual and understand the
contents of them for safe and proper use of the car lift.
< During preparation>
1. This Lift is only for repairing the car. Do not use for other purpose.
2. Do not use the lift whenever any one of safety devices is not normally
operated.
3. When the car is entered into the lift or gone out from the lift, please drive a
car smoothly without the sudden stop or drive.
4. Be careful to not slide when a tire or arm is wet.

12
WARNING
< During lifting and lowering of the lift >
5. During moving up or down the lift, operator should always watch the car
instead of looking at something else.
6. If several lift are installed, the respective allocation of the switch shall be
clear.
7. Do not move up a car exceeding the rated capacity of the lift.
8. Do not lift a car with persons or other load.
9. Check if oil or foreign material is in the arm.
10.Move up the lift after checking if the car is properly positioned.
11.Stop the operation of lift when the lift is reached to the limited height.
12.When the lift moves up or down, wait for 1 ∼ 2 seconds before the next
operation is carried out.
13.Be careful to not shake the car during lifting and lowering the lift. If the car
settling to one side, stop immediately the operation of lift.
14.If the lift is not lowered in spite of pressing a down switch,
move up the lift and then press the down switch again.
15.After the lift is completely moved down, the car should be entered into the lift
or gone out from the lift.
16.When the lift is moved up and down, prohibit the unauthorized persons from
accessing to the lift.
17.Do not operate the lift with which a tool or component puts into the driving
parts of the lift. The lift may be broken, or a car may fall down.
18.During the lowering of the lift, check if there is person or an object under
the lift or car.

13
1-6 Essential Safety Checks (ESC's)
The essential safety checks are the most important part of the operators responsibility.
If any of the ESC's are in the "Fail" condition do not operate the car lift,
immediately notify the responsible person within the company and contact the
manufacturer as soon as possible.
WARNING
< During repairing of the car >
19.Check if the safety lock device is properly operated before operation.
20.Prohibit the unauthorized persons from accessing to the lift.
21.When the operator is not in the lift for a long time, or the lift is not operating,
lower completely the lift.
< Other >
22.Do not change or modify the lift without permission. If the lift is modified or
changed, the lift may not fulfil its function, or serious accident may be
happened.
23.When you find the fault of lift during using or checking the lift, stop the
operation of lift, and request the maintenance to the sales agency. Do not
use the lift until the lift is repaired.
24. Please note that this lift is not designed for water-proof. Do not use the lift
in the hot place, car-washing use or outdoor use.
Use the lift after reading carefully the instruction manual and understand
the contents of them for safe and proper use of the car lift.
GROUP 1 GENERAL - Visual Inspection
ESC Description O.K. Fail
1A Machine guarding
1B Electrical system including protective earth
grounding
GROUP 2 Electrical isolator switch
Set the electrical isolator switch to OFF position and check the following conditions.
ESC Description O.K. Fail
2A All functions have been disabled
ESSENTIAL SAFETY CHECKS (ESC'S)

NO. Warning Label
1
2
3
4
5
1-7 Safety Signs

15
1-8 Illumination
This machine is not provided with a local lighting since it is designed for
indoor use only. The sufficient illumination of the working area must be
fulfilled by the factory in accordance with the appropriate code of
practice and factory regulations. Minimum 300 lx is required. Flicker,
dazzling, shadows and stroboscopic effects must be avoided to prevent a risk.
1-9 Level of sound pressure
The sound pressure of this machine is 82dB (A), it was measured 1 meter away from
the power pack when it is going up under rated load.
1-10 Training
Contact the manufacturer specified on cover page for information on training
courses to aid you in becoming familiar with this car lift.
The factory must provide operator(s) with the appropriate measures
including but not limited to an ear protection and a warning sign(s)
if the sound pressure of 85dB (A) is exceeded.
CAUTION
!

16
2-1 Specification
CHAPTER 2. OVERVIEW OF MACHINE
Net weight 2,150 kg
Model No. SM 450
The rated Capacity Main Board 5,000Kg
Jacking Beam 3,000Kg
Max. Height Platform 1,808mm
Min. Height
Platform Length
Lifting Time
Lowering Time
Platform Approx 35 sec.
Motor
5,520mm
400V,3Ph,2.2Kw,50Hz
Platform 242mm
Platform 40~60 sec.
Jacking Beam 5~15 sec.
Jacking Beam 5~15 sec.

17
2-3 Flowchart for operation
The lifting, lowering or stopping of lift is carried out by pressing the
switch on the control box. The followings are the flowchart for operation.

18
2-4 Safety device
The following safety devices are installed at this lift.
Device Description
Safety Lock
The safety lock is attached to the side of cylinder and
protects the lowering of lift when an hydraulic oil is
leaked or hydraulic circuit is damaged. The safety lock is
not operated in the range of low height without the lock.
( Safety lock is possible to operate at height more than
260mm. )
Safety Lock Roller
The Safety Lock Roller is the safety device for protect the
lift from lowering by sticking the safety lock roller fast to
the rail when the wire is disconnected.

19
CAUTION
3-1 Warning for use
3-2 Checking point before operation
●Check the below items every day before operation.
During checking, do not load a car on the lift.
●When you find the fault of lift during using or checking the lift,
stop the operation of lift, and request the maintenance to the sales agency.
Do not use the lift until the lift is repaired.
(1) Check if the lift is normally operated during lifting and lowering.
And check if an abnormal noise is occurred.
(2) Check if the lift is properly operated when the button is pressed.
And check if the lift is stopped when the button is released.
(3) Check if an oil is leaked from the hydraulic line, the hydraulic cylinder,
and the hydraulic unit. And check if an abnormal noise is occurred at them.
(4) Check if the safety lock device is normally operated during lifting.
(5) Check if screws are loosened.
(6) Check if the appearance of the lift's body is damaged or twisted.
(7) Check if the electric parts is normally operated.
(8) Check if the lift and working place keeps the clean condition..
Only qualified personnel should be allowed to work on this car lift.
!
CHAPTER 3 OPERATION

20
3-3 Preparation before operation
Check the following items before loading a car into the lift;
(1) Lower completely the lift to the bottom.
(2) Prohibit the unauthorized persons from accessing to the lift.
(3) When use the lift which has not operated for a long time,
check the oil conditions and functions of each part and then,
use the lift after lifting and lowering to press the UP and DOWN switch
2 or 3 times at the intervals of about 2 seconds without load.
(4) During the winter season, operate the lift 3 to 5 times without load
in temperature 5℃∼-20℃.Do not use the lift in the temperate below -20℃.
(5) During entering the car into the car lift, be careful to do not go off safety value.
(6) After setting the safety value, do not adjust the setting value of safety value.
(7) When the oil level is not maintained the proper pressure, do not operate the life.
(8) Before lowering the car lift, check if a persons or children’ s stay under the lift.
(9)Traveling on the load carrying devices is forbidden.