Elbur B 521 II User manual

INSTRUCTION FOR USE
ELBUR Nursing Beds:
PB 521 II, PB 526 II
ELBUR PB 521 II
ELBUR PB 526 II

Dear Customer,
Congratulations on having chosen a quality ELBUR nursing bed which will
certainly fully meet your expectations. We would like to take this opportunity
to thank you for showing such confidence in our company and purchasing one
of our products.
Due to designing and manufacturing in accordance to the latest
technological development at the time of delivery, our nursing beds, which
are used to alleviate and compensate for injuries and disabilities,
are very durable and ensure essential performance. They combine modern
design and technical accuracy with user-friendly handling, also meet
the varying needs of patients and professional caregivers.
Based on great experience of Elbur company, we can guarantee high
quality and reliability of our products. In order to meet customer
expectations we provide wide range of bed height-adjustment. We also care
about attractive design, as well as matching furniture systems
and accessories, which can be chosen depending on the individual needs.
This instruction manual provides important information regarding safe
operation for the patient, user and operator. It describes: assembling, care
and maintenance the nursing bed and operating the adjustment functions.
Read these instructions carefully and follow them exactly in order to provide
reliable service and avoid damage or incorrect operation.
We reserve the right to change technical specification to the ELBUR
nursing beds detailed in these instructions, without obligation to update or
replace products.
If you have any questions, please do not hesitate to contact your local
distributor or Elbur customer service through our website. We will do our
best to fulfil your needs.
Team Elbur

Table of contents
1.0. Product description..................................................................... 6
1.1. Purpose and range of application ............................................... 6
1.2. Technical specification.............................................................. 7
1.3. Labeling of nursing beds........................................................... 8
1.3.1. Name plates...................................................................... 8
1.3.2. Information labeling ........................................................... 8
1.4. Explanation of symbols used on name plates ............................... 9
2.0. Safety information ....................................................................10
2.1. Marking and safety signs .........................................................10
2.2. General advice and limitation of use .........................................10
2.3. Potential risks and warning messages........................................11
2.3.1. General information ..........................................................11
2.3.2. Electrical components information .......................................12
2.3.3. Information for care personnel............................................12
2.3.4. Assembly information ........................................................13
2.3.5. Service information ...........................................................13
3.0. Scope of delivery ......................................................................14
4.0. Electric components ..................................................................15
4.1. The scissor lift drive unit .........................................................15
4.2. Back rest / foot rest drive units ................................................15
4.3. Control box ...........................................................................16
4.4. Hand switch...........................................................................16
5.0. Accessories and spare parts........................................................16
6.0. Assembly .................................................................................16
6.1. Location requirements.............................................................17
6.2. Preparation ...........................................................................17
6.3. Assembly of mattress support platform on the scissor lift .............17
6.4. Location of drive units and control box for mattress support platform
..................................................................................................18

6.5. Assembly of drive unit attached to control box –adjustment of back
rest section..................................................................................19
6.6. Assembly of drive unit –adjustment of leg rest section ................19
6.7. Connecting electric components ...............................................19
6.8. Cable routing .........................................................................20
6.9. Testing of adjustment functions................................................20
6.10. Assembly of the end boards (does not apply for PB 521 II) .........20
6.11. Assembly of side rails (does not apply for PB 521 II) .................21
6.12. Assembly of the lifting pole ....................................................21
7.0. Operating of the nursing bed ......................................................21
7.1. Electric mattress support adjustment ........................................22
7.2. Side rails operating.................................................................23
7.3. Setting the springiness of mattress support platform ...................23
7.4. Castors operating (does not apply for PB 521 II).........................24
7.4.1. ELBUR PB 526 II..................................................................24
7.5. Movements of nursing beds (does not apply for PB 521 II) ...........24
7.6. Emergency lowering of the back rest .........................................24
8.0. Maintenance.............................................................................25
8.1. Disinfecting ...........................................................................25
8.2. Cleaning and care...................................................................26
9.0. Service ....................................................................................26
9.1. Troubleshooting .....................................................................31
10.0. Transport and storage..............................................................32
11.0. Disposal.................................................................................32
12.0. Warranty ...............................................................................32
13.0. Notes ....................................................................................33

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1.0. Product description
1.1. Purpose and range of application
ELBUR adjustable nursing beds type PB are used to alleviate and
compensate for an injury, disability or disease. They ensure comfortable use
and contribute necessary care of infirm, frail people, thus enhancing
conditions of work for nursing staff. Electric regulation simplifies getting
in/out to bed, comfortable setting in chosen position and access to patient
during hygienic actions given by care assistant.
ELBUR nursing beds are developed and manufactured in accordance with
the current state of technical knowledge and all relevant safety standards.
Most importantly, they ensure basic safety and essential performance,
which are provided by the fulfilment of European laws and requirements:
• Council Directive 93/42/EEC concerning medical devices;
• EN 60601-1: Medical electrical equipment - Part 1: General
requirements for basic safety and essential performance;
• EN 60601-2-52: Medical electrical equipment - Part 2-52: Particular
requirements for basic safety and essential performance of medical
beds;
• EN 60601-1-2: Medical electrical equipment - Part 1-2: General
requirements for basic safety and essential performance - Collateral
standard: Electromagnetic compatibility - Requirements and tests;
• EN 60601-1-6: Medical electrical equipment -- Part 1-6: General
requirements for basic safety and essential performance - Collateral
standard: Usability;
• EN ISO 14971: Medical devices -- Application of risk management
to medical devices;
ELBUR nursing beds type PB are designed for application in nursing homes
and rehabilitation facilities (application environment 3 –EN 60601-2-52),
also for care provided in a domestic area (application environment 4 –
EN 60601-2-52). They are intended to continuous use and care for infirm,
frail and handicapped people.

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1.2. Technical specification
MODEL: ELBUR PB
521 II
526 II
TECHNICAL SPECIFICATION
Load
[kg]
Max.Patient Weight
165
140
Safe Working Load
200
175
Lifting Pole
80
Dimensions
[cm]
External [WxL]
90 x 190
102 x 206,5
Mattress Support
Platform [SxD]
90 x 190
90 x 200
Under bed clearance
13,5
16,5
Adjustment
Height [cm]
36,0 ÷77,0
39,0 ÷80,0
Angle –back rest
section [o]
0 ÷ 70
Angle –upper leg rest
section [o]
0 ÷ 32
Angle –lower leg rest
section [o]
0 ÷20
Conditions:
operating /
storage
Temperature [oC]
+10 ÷+40
Humidity [%]
30 ÷ 75
Temperature [oC]
+5 ÷+45
Humidity [%]
30 ÷75
Mattress
Dimensions [HxWxL]
10x90x200 [cm] / 12x90x200 [cm]
Volume density
of foamed material
35 ÷50 kg/m3
Drive units
Drive unit system
LINAK LA27
Control box
CB6
Input voltage
230V AC, 50Hz
Operating time
AB: 2 min / off 18 min
Ingress Protection
IP X4
Electrical appliance
Class
II
Noise level
< 65 dB (A)
Weight
[kg]
Total
82,5
114,9
Mattress frame (head
section)
20,0
20,0
Mattress frame (leg
section)
20,0
20,0
End board (1)
---
9,2
Scissor lift
31,0
31,0
Side rail (1)
---
2,3
Lifting Pole
5,3
Drive units (scissor
lift/back rest section,
leg rest section)
4,5 (1,5 each)
Hand control /
Control box
0,3 / 1,3

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1.3. Labeling of nursing beds
1.3.1. Name plates
Name plate data are defined in the following order:
• model name,
• serial number,
• date of manufacture,
• power supply parameters (voltage, frequency, current consumption),
• serial number with related barcode
• max. patient weight,
• safe working load,
• manufacturer,
• information and warning symbols.
1.3.2. Information labeling
• Max. Patient Weight = 140 kg
(for PB 521 II this value is 165 kg),
• Safe Working Load = 175 kg
(for PB 521 II ths value is 200 kg).
Warning
Nursing beds are designed for patient having a physical size equal to or
more than 146 cm, a mass equal to or more than 40 kg and a body max
index (BMI) equal to or more than 17.
Warning
Trapping hazards –finger (hand) entrapment /
foot entrapment.

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Warning
Incompatible side rails can create entrapment hazards.
Incompatible mattresses can create entrapment hazards.
• Dimensions of the standard mattress (H x W x L):
- 10 x 90 x 200 [cm],
- 12 x 90 x 200 [cm].
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1.4. Explanation of symbols used on name
plates
• application part type B according to EN 60601-1
• electrical appliance class II, double insulated
• ingress protection of electrical parts from splashwater
• do not use the medical device outdoors
• product must be disposed to the selected waste disposal
within the European and local regulations
• product with a thermofuse
• safety isolating transformer, general
• pollution control mark (China)
• consult the instruction for use for warnings and precautions
• read and follow the instruction for use
• maximum patient weight

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• safe working load
• symbol regulatory compliance mark of The Australian
Safety/EMC Regulations
• date of manufacture
• manufacturer
• Declaration of Conformity
2.0. Safety information
2.1. Marking and safety signs
Warning
Indications of potential risks.
Note
Information and tips regarding the safe use.
2.2. General advice and limitation of use
Warnings
Before assembling or first use nursing bed, please read and follow this
instruction carefully. It provides information for the operator and patient
regarding the convenient handling and safe operation.
Remember to keep instruction manual for future reference –and have
access to it at any time.
It is necessary to contact physician in charge to make sure that there are
not any limitations of use nursing bed in daily healthcare.
Due to the design, ELBUR nursing beds are only approved for use by
patients having a physical size equal to or more than 146 cm, a mass equal
to or more than 40 kg and a body max index (BMI) equal to or more than 17.
The maximum patient weight is 140 kg and safe working load is 175 kg.
It is a bit different for ELBUR PB 521 II, because maximum patient weight is
165 kg and safe working load is 200 kg. All those values are indicated on
nursing bed labeling and cannot be exceeded.
It is recommended that patients taller than 190 cm should not use ELBUR
nursing bed without a special extended bed frame, which can be ordered
from manufacturer. It provides comfort of use without loss of any
functionality for patient outside the standard range.

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ELBUR nursing beds can be used for transporting patients (except
PB 521 II), but due to safety and force the propulsion, it has to be done by
two people. Also, nursing bed has to be in the lowest position.
ELBUR nursing beds are designed for long-term care. If they are used
and operated properly, the estimated product life cycle is 4-8 years –it all
depends on the conditions within and frequency at which it is used.
2.3. Potential risks and warning messages
2.3.1. General information
Warnings
Use the nursing bed in accordance to normal operating procedure
and its purpose.
Before start using the nursing bed read instruction carefully
and familiarize with rated values provided at name plates, labels
and in this manual. It helps to prevent any damage and risk occurring
due to incorrect operation.
Safe working load cannot be exceeded.
Before every use make sure that the nursing bed is in proper and faultless
condition.
Only use technically perfect bed.
Contact manufacturer or distributor if the exchange or repair of faulty
parts have to be made.
If damage or malfunction is suspected, take the bed out of service
immediately, label it as non-conforming product and disconnect it from
the power until exchange or repair of broken components.
Use only original Elbur accessories –modification of nursing beds
is strictly forbidden without authorization of our company.
It is necessary to perform specific control tests after modifying the
nursing bed to make sure that it is going to work properly.
Make sure that other attached equipment can function in a secure
and safe manner (do not hesitate to contact manufacturer with
questions).
Make sure that all castors have their brakes applied when patient
is on the nursing bed and location is not going to change.
Before adjusting the height of mattress support platform, make sure
there are not any obstacles, such as furniture, window sill etc.
Do not use area under the bed as a storage space.
The special attention should be given to children –keep the hand switch
away from them.

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2.3.2. Electrical components information
Warnings
Connect the bed directly to an electrical outlet –do not use extension
cords or multiple outlet extension cords.
It is obligated to perform periodic inspections and electrical tests
according to EN 62353 performed by technically trained person.
Do not open any electric components.
For reasons of safety and electromagnetic compatibility, use only original
electric components from Elbur that have been released for the nursing
bed model in order. Otherwise it can caused danger for patients and loss
of bed functionality.
Make sure that hand switch is placed properly, that it is not trapped
between side rails and mattress support platform/other furniture.
If the nursing bed is not going to be used for a while or before relocating
it, always make sure that the power supply cord is unplugged from the
mains supply and cannot be stretched, rolled over or damaged in any
other way.
Make sure that no cable is damaged, that there is no loop in the cables
and that they are not crushed by moving parts or components of other
devices.
It is essential to leave the nursing bed unused for at least 18 minutes,
after maximum period of operation of 2 minutes, which must not be
exceeded.
At the same time only one person can operate the bed. It is strictly
prohibited to press all buttons simultaneously on the hand switch.
Do not allow electric components to contact with water –the electrical
components must not be cleaned with a water jet or a high-pressure
cleaner. Clean only with a moist towel.
2.3.3. Information for care personnel
Warnings
Do not perform medical operation on the nursing bed.
Do not use the nursing bed close to equipment generate high
electromagnetic field.
Make sure that side rails slot into place securely.
Make sure that patient cannot be trapped between mattress support
platform and side rails –use special equipment for slight of build patients.
Lower the mattress support platform to its lowest position when leaving
patient unattended. It reduces risk of injury during getting in/out of the
nursing bed.
If there is not enough space for the standard mobile hoist, use overhead
lifts.

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Make sure when adjusting the bed that no patient, operator or any other
people, especially children can be jammed or injured.
The nursing bed must be cleaned and washed down with disinfectant
in case of a patient change or in other situation required it.
There must be a minimum height of 22 cm without compression
measured from the top of the mattress to the top edge of the top side
rail. This is illustrated on the pictured below.
1 –mattress support platform, 2 –foot end board, 3 –head end board, 4 –mattress,
G ≥ 22cm
When different mattress thicknesses are in use (thicker than 12 cm),
operator or person in charge has a duty to decide to undertake special
safety measures in order to prevent trapping or person completely falling
out in accordance to EN 60601-2-52. Do not hesitate to ask for an advice
Elbur customer service.
2.3.4. Assembly information
Warnings
Read instruction carefully before commencing assembly.
Verify the shipment contents with your order before commencing
assembly to make sure that you have got all necessary parts
and components.
Remember to use proper tools.
Two people qualified in nursing bed’s operating are required to assembly.
There must be enough space for bed height adjustment. It cannot be
blocked by any obstacles (bedside lockers or windowsills).
Make sure that cables connected control box with hand switch and other
drive units are not damaged, that there is no loop in the cables
and that they are not crushed by moving parts.
2.3.5. Service information
Warnings
Only specially authorized technicians are allowed to carry out
troubleshooting activities and replace individual electric components.
Use the test protocol draft on pages 28 –31 during maintenance (you
can find it also on website www.elbur.eu) –the subsequent technical
safety check has to be documented. It has to be done at least once a
year and every re-use at the new place.

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It is obligated with every maintenance to perform regular inspections,
to ensure the safe condition of the nursing bed.
The safety information indicated above and found in this instruction
manual must always be strictly observed.
3.0. Scope of delivery
Before commencing assembly of the nursing bed, please read instruction
manual carefully and verify the shipment contents with your order (items
described below may not be included in your model). Please contact your
distributor or Elbur customer service, if you miss any component or get
something in bad condition.
✓Scissor lift with drive unit.
Different models are available
to order:
- without castors –on kick-stands
(PB 521 II),
-with castors (PB 526 II).
The scissor lift for PB 521 II is
delivered with correctly adjusted
height of kick-stands.
✓The drive set:
- 1x drive unit with control box,
- 1x drive unit,
- 1x hand switch,
- 1x the mains plug,
- cable set and cable holder,
- 1x blind stopper for connection
slot in the control box.
✓Mattress support platform
(1x head section +1 foot section)
✓End board type 526:
-1x head board,
-1x foot board.
✓End board type 531:
-1x head board,
-1x foot board.
✓Lifting pole with handle
✓Side rails (4x lath)

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4.0. Electric components
Warnings
Nursing beds do not have emergency-off switch. Remove the power plug
in emergency situation.
Take special care in assigning the drive units for adjustments of mattress
support platform. These must not be interchanged. Otherwise it can
caused damage of electric components.
4.1. The scissor lift drive unit
Drive unit is mounted on scissor lift. It is used to adjust height of mattress
support platform (up and down). User or operator do not have to assembly
this drive unit because it is done by manufacturer.
4.2. Back rest / foot rest drive units
Nursing beds described in this instruction manual
have one drive unit used to adjust back rest section
and one drive unit used to adjust upper and lower leg
sections. Both of them are fitted under the bed -
in that case assembly is necessary –see subclauses
6.4-6.6.
✓Assembly components for PB
526 II:
- 4x bevel for assembly front
boards,
- 6x quick-release bolt,
- 2x castor for assembly
mattress support platform
on the scissor lift,
- 4x slider to assembly side
rails,
- 1x allen key,
- 4x grub screw,
- 6x knurled screw,
- 8x screw for assembly
bevel to end board.
✓Assembly components
for PB 521 II:
- 6x quick-release bolt,,
- 2x castor for assembly
mattress suport platform
on the scissor lift,
- 1x allen key,
- 2x knurled screw,
- 8x wood screw.

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4.3. Control box
Control box is placed on back rest drive unit. In case
of failure of any component, there are installed special
systems blocking adjustment functions. Control box is
protected against ingress of moisture and overload
protection system:
• limit switches turn off drives, when they get to
the limit position,
• thermal switch turns off control box if it overheats. It should be ready
to re-use after 30 minutes break.
The EPR mains cable is fitted with a push-on anti-kink device and tension
protection.
4.4. Hand switch
The electrical adjustment can be made using the hand
switch. Functions can be controlled by the press of the
button on keypad on the front side. The fixing bracket
on the rear of the hand switch can be used to hold it in
an easily reachable position on the nursing bed.
Operating of hand switch is described in subclause 7.1.
5.0. Accessories and spare parts
Warnings
Use only original Elbur accessories and spare parts –modification of
nursing beds is strictly forbidden without authorization of our company.
It is necessary to perform specific control tests after modifying the
nursing bed to make sure that it is going to work properly.
Accessories and spare parts can be ordered from distributor or Elbur
company. For reasons of safety, it is allowed to use only original spare parts
or accessories from Elbur sp. z o.o. sp.k. Otherwise, our company will
assume no liability for any accidents, damage, injury and risks that come
about through the use of other spare parts or accessories.
6.0. Assembly
Before commencing assembly of the nursing bed, please read carefully
instruction manual and verify the shipment contents with your order. Please
contact your distributor or Elbur customer service, if you miss any items
or get something in bad condition.
Warnings
Two people qualified in nursing bed’s operating are required to assembly.
In order to avoid wrong assembly, read carefully instruction manual
and labelling on the bed. Remember also to use proper tools.

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Check carefully marking on individual components to assembly nursing
bed in a proper way.
6.1. Location requirements
• 230 Volt power outlet (properly installed) must be available, near the
nursing bed in easily reachable position,
• there must be enough space available for adjusting the bed, the space
under the bed must remain clear,
• there must be enough space for operator or caregiver to look after
patient, at least on one side of bed.
6.2. Preparation
Before commencing assembly is necessary to:
• bring the scissor lift, mattress support platform, end boards out of the
box,
• bring all accessories, side rails, drive units and all other components
out of the box,
• remove all unnecessary package’s items.
6.3. Assembly of mattress support platform
on the scissor lift
• place the scissor lift on the flat, horizontal surface,
• attach control box with the scissor lift by cable,
• plug the mains cable and hand switch cable into
control box, than raise the scissor lift up to the
highest position using electric functions,
• put two black rolls on external pins (upper part of
scissor lift),
• foot section of mattress support platform insert
on just mounted black rollers,
• push head section of mattress support platform
(look at labelling: ‘HEAD SECTION’!) into foot
section of mattress support platform to the limit –slide it parallel to
make sure they are not going to chock,

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• secure both sections of mattress support
platform by screwing in and tightening the
knurled screws,
• lower the mattress support platform slowly and
put it horizontal on the scissor lift,
• align holes in the mattress support platform
scissor lift lugs, then connect it using
quick-release bolts.
6.4. Location of drive units and control box for
mattress support platform
Warning
Take special care in assigning the drive units for adjustments of mattress
support platform. These must not be interchanged. Otherwise it can
cause damage of electric components.
Picture attached below clearly indicates how to correctly assembly drive
units of ELBUR nursing bed.
Plan view
Head section
Foot section

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6.5. Assembly of drive unit attached to control
box –adjustment of back rest section
• drive unit with a control box is fixed under mattress
support platform with the motor housing towards
the foot end board (label on the bed);
• align holes in holders and the drive,
• insert the quick-release bolt and secure by closing
the retainer,
• align holes in the second holder and the drive on
the other its end,
• insert the quick-release bolt and secure by closing
the retainer.
6.6. Assembly of drive unit –
adjustment of leg rest section
• drive unit is fixed under mattress support
platform with the motor housing towards the
head end board (label on the bed);
• align holes in holders and the drive,
• insert the quick-release bolt and secure by closing
the retainer,
• align holes in the second holder and the drive on
the other its end,
• insert the quick-release bolt and secure by closing
the retainer.
6.7. Connecting electric components
Warning
Risk of short-circuit and fire –always check are cables in the correct
position, jamming or kinking of the cable must be avoided.
Plug the electrical component’s plugs into the sockets as shown (plug
arrangement from right to left):
• HB –hand switch,
• 4 –the scissor lift drive unit,
• 3 –unused connection slot (use blind stopper),
• 2 –leg rest drive unit,
• 1 –back rest section drive unit.

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6.8. Cable routing
Warning
Pay special attention to securely placing all cables and wirings. Make sure
they will not be stretched, driven over or damaged by moving parts.
The power cable holder is located on the mattress
support platform on the foot section and head section.
The power supply cord has to be secured in the power
cable holder, otherwise it might be damaged by
stretching, running over or squeezing.
There are holders for hand switch cable on both
sides of the mattress support platform (in the non-
moving section). Please use one on the side, where
hand switch is going to be hooked.
6.9. Testing of adjustment functions
Warnings
During the performing tests of adjustment functions, ensure that the
cables and wires cannot be damaged or overstretched.
The nursing bed should be plugged-in to the separate socket during
the tests.
There must be enough space for bed height adjustment. It cannot be
blocked by any obstacles (bedside lockers or windowsills).
Plug-in the mains cable plug and start checking all adjustment functions.
There should be no strange noises from drive units and adjustment should
go seamlessly. Leave the nursing bed in its highest position after performing
all tests. Remember to remove the mains plug from the socket. After that
you can finish assembling the nursing bed.
6.10. Assembly of the end boards
(does not apply for PB 521 II)
• attach two bevels to each end board using screws,
• push bevels (attached with end boards) into tubes
of the mattress support platform to the limit,
• secure end boards and mattress support platform
connection by screwing in and tightening the knurled
screws.