MAHA ZS SQUARE II Series User manual

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ZS SQUARE II
Two Post Inground Lift
Original Operating Instructions
BA322301-en
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ZS SQUARE II 3.5 FT
ZS SQUARE II 3.5 KS
ZS SQUARE II 3.5 M
ZS SQUARE II 3.5 P
ZS SQUARE II 3.5 PF
ZS SQUARE II 3.5 S
ZS SQUARE II 3.5 SG
ZS SQUARE II 3.5 SP
ZS SQUARE II 3.5 SPG
ZS SQUARE II 4.0 KS
ZS SQUARE II 5.0 KS
ZS SQUARE II 5.0 P
ZS SQUARE II 5.0 PF
ZS SQUARE II 5.5 KS
ZS SQUARE II 6.5 KS
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BA322301-en
2019-07-10
© MAHA Maschinenbau Haldenwang GmbH & Co. KG
The reproduction, distribution and utilization of this document as well as the communication of its
contents to others without explicit authorization is prohibited. Offenders will be held liable for the
payment of damages. All rights reserved in the event of the grant of a patent, utility model or de-
sign. The contents of this edition have been checked with great care. However, errors cannot be
fully excluded. Subject to technical change without notice.
Manufacturer
MAHA Maschinenbau Haldenwang GmbH & Co. KG
Hoyen 20
87490 Haldenwang
Germany
Phone: [phone]
Fax: [phone]
Mail: [e-mail]
Web: www.maha.de
Service
MAHA SERVICE CENTER
Maybachstraße 8
87437 Kempten
Germany
Phone: [phone]
Fax: [phone]
Mail: [e-mail]
Web: www.mahaservicecenter.de
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Contents
1
Safety ....................................................................................................................5
1.1 Introduction..............................................................................................................5
1.2 Symbols and Signal Words ......................................................................................5
1.2.1 Personal Injury..........................................................................................................5
1.2.2 Property Damage.....................................................................................................5
1.2.3 Information...............................................................................................................5
1.3 Intended Use ...........................................................................................................6
1.4 Inappropriate Use.....................................................................................................6
1.5 Requirements on Operating and Service Personnel ..................................................6
1.6 Safety Instructions for Installation and Initial Operation..............................................6
1.7 Safety Instructions for Operation...............................................................................7
1.8 Safety Instructions for Servicing................................................................................9
1.9 Safety Instructions for Handling Hydraulic Fluid.........................................................9
1.10 What to Do in the Event of Defects or Malfunctions ..................................................9
1.11 What to Do in the Event of an Accident ..................................................................10
1.12 Safety Features ......................................................................................................11
2
Description ..........................................................................................................12
2.1 General Information................................................................................................12
2.2 Specifications.........................................................................................................12
2.3 Sample Nameplate.................................................................................................13
3
Transport and Storage .........................................................................................13
4
Installation and Initial Operation.............................................................................13
5
Operation.............................................................................................................14
5.1 Main Switch ...........................................................................................................14
5.2 Remote Control (Option).........................................................................................14
5.3 Controls and Indicators ..........................................................................................15
5.3.1 Small Version .........................................................................................................15
5.3.2 Large Version.........................................................................................................16
5.4 Arm Restraint .........................................................................................................17
5.5 Swapping the Flat Head Supports..........................................................................18
5.6 Automatic Roll-off Protection..................................................................................20
5.7 Using Support Blocks ............................................................................................20
5.7.1 Stacking Two Blocks on Top of Each Other ...........................................................23
5.8 Lift with Hinged-Lid Frame (Option) ........................................................................24
5.9 Preparations...........................................................................................................26

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5.10 Raising...................................................................................................................27
5.11 Lowering................................................................................................................27
5.12 Wheel-Free Jack (Optional).....................................................................................27
5.12.1 Equalising the Wheel-Free Jack..............................................................................27
5.13 Bleeding the Cylinders............................................................................................28
5.14 Manual Lowering....................................................................................................29
5.14.1 Mechanical.............................................................................................................29
5.14.2 Electrical ................................................................................................................30
6
Maintenance ........................................................................................................32
6.1 Annual Inspection...................................................................................................32
6.2 Maintenance Schedule...........................................................................................32
6.3 Care Instructions....................................................................................................33
6.4 Spare Parts............................................................................................................33
6.5 Checking the Fluid Level.........................................................................................34
6.6 Greasing Points......................................................................................................34
6.7 Troubleshooting .....................................................................................................35
7
Service Lifetime.................................................................................................... 36
8
Dismantling..........................................................................................................36
9
Disposal...............................................................................................................36
10
Contents of the Declaration of Conformity............................................................. 36
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1
Safety
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1.1
Introduction
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Thoroughly read this manual before operating the equipment and comply with the
instructions. Always display the manual in a conspicuous location.
Personal injury and property damage incurred due to non-compliance with these
safety instructions are not covered by the product liability regulations.
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1.2
Symbols and Signal Words
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1.2.1
Personal Injury
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DANGER
indicates an immediate hazard which, if not avoided, will result in death or severe
personal injury.
WARNING
indicates a potential hazard which, if not avoided, could result in death or severe
personal injury.
CAUTION
indicates a potential hazard which, if not avoided, could result in moderate or mi-
nor personal injury.
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1.2.2
Property Damage
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NOTICE
indicates a potentially harmful situation which, if not avoided, could result in dam-
age to the equipment or surrounding objects.
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1.2.3
Information
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indicates important information notes.
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1.3
Intended Use
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•This lift shall be used exclusively for the safe lifting of motor vehicles. Observe
the rated load capacity and load distribution.
•The lift shall not be modified without the express written consent of the manu-
facturer. In case of non-compliance the declaration of conformity becomes
void.
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1.4
Inappropriate Use
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WARNING
Any use other than described is inappropriate, for example:
•Climbing on the lift supports
•Transporting persons on the lift supports
•Usage as mobile work platform or for other lifting operations
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1.5
Requirements on Operating and Service Personnel
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WARNING
All persons employed in the operation, maintenance, installation, removal and dis-
posal of the device must
•be at least 18 years old,
•be mentally and physically suited for these activities,
•be demonstrably trained and instructed in writing,
•have read and understood the operating instructions, especially the instructions
what to do in the event of defects or malfunctions,
•be on record as having been instructed in safety guidelines,
•have practical experience in working with vehicle lifts and the hazards inherent
in such equipment.
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1.6
Safety Instructions for Installation and Initial Operation
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WARNING
•The lift shall be installed and commissioned by authorised service personnel
only.
•Use personal protective equipment.
•All safety features must be checked for proper function at commissioning.
•The control desk (if present) shall not be installed in the danger zone of the lift.
•The standard lift version shall not be installed and commissioned in hazardous

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locations, outdoors, in moist rooms (e.g. car wash) or outside a temperature
range of 5…40 °C (41…104 °F).
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1.7
Safety Instructions for Operation
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WARNING
•Observe the detailed operating instructions.
•Observe all accident prevention regulations.
•Use personal protective equipment.
•The standard lift version shall not be operated in hazardous locations, outdoors,
in moist rooms (e.g. car wash) or outside a temperature range of 5…40 °C
(41…104 °F).
•To ensure safe operation, check the functionality of all safety devices before
using the lift.
•The control desk (if present) must be positioned in such a way that there is an
unobstructed view to the complete working area and the emergency stop can
be accessed at all times.
•All structural parts of the equipment must be visually checked at regular inter-
vals.
•Supply of suitable illuminating devices is the owner's/operator's responsibility.
•Do not allow anyone to stay in the danger zone when driving on or off the lift.
•Lifts with cylinder and runways: when lifting vehicles with a short wheelbase,
make sure that one axle is in front of the lifting cylinder, the other behind it.
•Lifts with wheel-free jack: before driving on or off the lift or wheel-free jack,
make sure the jack is in bottom position.
•If the operator is unable to see all parts of the danger zone, a trained second
person must monitor such areas.
•Center the vehicle on the lift when it is in fully lowered position.
•After positioning the vehicle on the lift secure it against roll-off.
•Lifts with runways: make sure the vehicle tyres do not contact the roll-off pro-
tection when raising or lowering the lift.
•Lifts with runways: modifications (such as usage of extensions) are permissible
only under the condition that the functionality of the roll-off protection is main-
tained (protective position of ≥0.1 m above the runways).
•The load rating on the identification plate must not be exceeded.
•Keep the path of movement free of obstructions.
•Only use the vehicle manufacturer's recommended lift points.
•Only use lifting supports approved by the vehicle manufacturer.
•The vehicle must be lifted as a whole. usage of external hoisting and support

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devices in combination with the lift must be approved by the manufacturer.
•Do not use the lift for transporting persons.
•Lifts with support arms or wheel-free jack: when raising the lift, all support
points at the vehicle body must be engaged at the same time.
•Lifts with support arms or swing arm jack: use one additional extender or one
support block only for each support point.
•Lifts with support arms or swing arm jack: check arm restraints for secure en-
gagement as soon as support arms contact vehicle lift points.
•Lifts with wheel-free jack: secure engagement of the vehicle must be ensured
by using appropriate means (e.g. lashing straps).
•After raising the vehicle briefly, stop and check the lift supports for secure con-
tact.
•Make sure the vehicle doors are closed during raising and lowering cycles.
•Make sure the parking brake is applied during raising and lowering cycles.
•Closely watch lift and vehicle during raising and lowering cycles.
•Do not allow anyone to stay in lift area during raising and lowering cycles.
•Lifts with support arms or wheel-free jack: after setting down the vehicle, check
the lift supports for secure contact before raising the vehicle again.
•Axle lift (if present): observe the installation instructions. Use both hands when
moving the axle lift. The axle lift must be in park position during raising and low-
ering cycles.
•Axle lift (if present): the vehicle must be additionally secured against rolling off
while one axle is in a raised position.
•Do not allow anyone to climb up the lift or the raised vehicle.
•Before leaving the lift, fully lower the vehicle or secure it against accidental low-
ering.
•Keep lift and vehicle free of tools and parts.
•Keep the lift and lift area clean. Risk of slippage on oily floors!
•
The main switch serves as emergency stop switch. In case of emergency turn it
to “0”.
•Protect the lift against unauthorized usage by padlocking the main switch.
•Protect all parts of the electrical equipment from humidity.
•Use caution with operating vehicle engines. Danger of poisoning!
•
When removing heavy vehicle components, the centre of gravity can change. In
such circumstances appropriate action must be taken as required.
•Residual risk: Tripping over runways of surface mounted lifts, tripping over
tools.
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1.8
Safety Instructions for Servicing
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WARNING
•Use personal protective equipment.
•Service work must be done by authorized service technicians.
•Turn off and padlock the main switch before doing any repair, maintenance or
setup work.
•The system must be unpressurized during maintenance work.
•Work on pulse generators or proximity switches must be done by authorized
service technicians.
•Work on the electrical equipment must be done by service technicians or quali-
fied electricians.
•
Ensure that ecologically harmful substances are disposed of in accordance with
the appropriate regulations.
•Do not use high pressure or steam jet cleaners. Do not use caustic cleaning
agents.
•The lift's safety devices must be set by authorized service technicians.
•Do not replace or override the safety devices.
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1.9
Safety Instructions for Handling Hydraulic Fluid
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CAUTION
•Neutralize hydraulic fluid spills with binder.
•Remove contaminated clothing immediately.
•Inhalation: If symptoms persist, seek medical treatment.
•Skin contact: Wash skin immediately with soap and water. If skin irritation per-
sists, seek immediate medical advice.
•Eye contact: Rinse thoroughly with water and seek medical advice.
•Ingestion: Do not induce vomiting. Seek immediate medical attention.
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1.10
What to Do in the Event of Defects or Malfunctions
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WARNING
•In case of defects or malfunctions such as uncontrolled lift movement or defor-
mation of the superstructure, support or lower the lift immediately.
•Turn off the main switch and secure it against unauthorized usage. Contact
service.
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1.11
What to Do in the Event of an Accident
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•The injured person is to be removed from the danger area. Find out where
dressing and bandages are kept. Seek first-aid.
•Provide first-aid (stop bleeding, immobilise injured limbs), report the accident
and seal off the accident site.
•Immediately report any accident to your supervisor. Make sure a record is kept
of every occasion first-aid is provided, e.g. in an accident book.
•Remain calm and answer any questions that may arise.
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