Elbur PB 636 IV User manual

INSTRUCTION FOR USE
ELBUR Nursing Beds:
PB 636 IV,
PB 636 IV with axional brake

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, PB 636 IV nursing bed is
very durable and ensure essential performance. It is used to alleviate
and compensate injuries and disabilities for older, frail and handicapped
people. It also combines modern design and technical accuracy with
user-friendly handling. PB 636 IV nursing bed meets 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 patient, user and operator. It will help to learn about all
functions of our products and also describes: assembling, care
and maintenance of the nursing bed and operating of the adjustment
controls. Read these instructions carefully and follow them exactly in order
to provide reliable service and avoid damage or incorrect operation.
Remember to keep it for future reference.
We reserve the right to change technical specification to the ELBUR
nursing bed detailed in this instruction, without obligation to update or
replace the product.
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. Labelling of nursing beds .......................................................... 8
1.3.1. Name plates...................................................................... 8
1.3.2. Information labelling .......................................................... 8
1.3.3. Explanation of symbols used on name plate ........................... 9
2.0. Safety information ..................................................................... 9
2.1. Definitions of involved people.................................................... 9
2.2. Marking and safety signs .........................................................10
2.3. General advice and limitation of use..........................................10
2.4. Potential risks and warning messages........................................10
2.4.1. General information ..........................................................10
2.4.2. Electrical components information .......................................11
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 ...........................................................................15
4.4. Hand switch...........................................................................16
5.0. Accessories and spare parts........................................................16
6.0. Assembly .................................................................................17
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 mattress support platform drive unit –adjustment of
foot rest section ...........................................................................19
6.6. Assembly of mattress support platform drive unit –adjustment of
head rest section ..........................................................................19
6.7. Connecting electric components ...............................................20
6.8. Cable routing .........................................................................20
6.9. Testing of adjustment functions................................................21
6.10. Assembly of the end boards ...................................................21
6.11. Assembly of side rails............................................................21
6.12. Assembly of the lifting pole ....................................................22
7.0. Operating of the nursing bed ......................................................22
7.1. Electric mattress support adjustment ........................................22
7.2. Side rails operating.................................................................24
7.3. Setting the springiness of mattress support platform ...................24
7.4. Castors operating ...................................................................24
7.5. Movements of nursing beds .....................................................25
7.6. Emergency lowering of the back rest .........................................25
8.0. Maintenance.............................................................................26
8.1. Disinfecting ...........................................................................26
8.2. Cleaning and care...................................................................26
9.0. Service ....................................................................................27
9.1. Troubleshooting .....................................................................31
10.0. Transport and storage..............................................................33
11.0. Disposal.................................................................................33
12.0. Warranty ...............................................................................33
13.0. Notes .....................................................................................33

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1.0. Product description
1.1. Purpose and range of application
PB 636 IV adjustable nursing bed is used to alleviate and compensate
for an injury, disability or disease. It ensures 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.
PB 636 IV nursing bed si developed and manufactured in accordance
with the current state of technical knowledge and all relevant safety
standards. Most importantly, it ensures 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;
PB 636 IV nursing bed is 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). It is intended to continuous use and care for older, infirm,
frail and handicapped people. It should not being used by children younger
than 12 years old and mentally disabled people.

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1.2. Technical specification
TECHNICAL SPECIFICATION
Load
[kg]
Max. Patient weight
135
Safe Working Load
175
Lifting pole load
80
Dimensions
[cm]
External [W x L]
approx. 106 x 207
Mattress support platform [W x L]
90 x 200
Under bed clearance
approx. 13,0
Adjustment
Height [cm]
approx. 29,0 ÷ 72,0
Angle –back rest section [o]
approx. 0 ÷ 70
Angle –upper leg rest section [o]
approx. 0 ÷ 32
Angle –lower leg rest section [°]
approx. 0 ÷ 20
Mattress
Dimensions [HxWxL]
10x90x200 / 12x90x200
Volume density of foamed material
35 - 50 kg/m3
Drive
system
Drive lifting unit
Linak LA40
Mattress support platform drive unit
Linak LA27
Control box
Linak CA40
Hand switch
HL74
Input voltage
230V AC, 50Hz
Operating time
2 min on / 18 min off
Ingress protection
IP X4
Electrical appliance class
II
Noise level
< 65 dB (A)
Weight
[kg]
Total
124,1
Mattress support platform (head section)
19,4
Mattress support platform (foot section)
19,2
End board (1)
10,8
Scissor lift with drive unit
34,1
Mattress support platform drive unit (1)
1,5
Hand switch / control box
0,3 / 0,5
Side rails (set)
11,2
Lifting pole
5,3
Conditions
operating
Temperature [oC]
+10 ÷+40
Humidity [%]
30 ÷75
Conditions
storage
Temperature [oC]
+5 ÷+45
Humidity [%]
30 ÷75

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1.3. Labelling of nursing beds
1.3.1. Name plates
Name plate data are defined
in the following order:
• model name,
• serial number,
• date of manufacture,
• max. patient weight,
• safe working load,
• storage temperature,
• electric parameters (input voltage, frequency, maximum current),
• duty cycle: 2/18 - 2 minutes continuous use followed by 18 minutes
not in use,
• manufacturer.
1.3.2. Information labelling
• Max. Patient Weight = 135 kg,
• Safe Working Load = 175 kg.
• Dimensions of the standard
mattress (H x W x L):
- 10 x 90 x 200 [cm],
- 12 x 90 x 200 [cm].
Warning
Incompatible mattresses can create
entrapment hazards.
Warning
Incompatible side rails can create
entrapment hazards.
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.

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Warning
Trapping hazards –finger (hand) entrapment /
foot entrapment.
zz
1.3.3. Explanation of symbols used on name plate
• 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 outdoors
• product must be disposed to the selected waste disposal
within the European and local regulations
• consult the instruction for use for warnings and precautions
• read instruction for use carefully and follow exactly
included rules
• Declaration of Conformity
• manufacturer
• maximum patient weight
• safe working load
2.0. Safety information
2.1. Definitions of involved people
Operator –person who is using the nursing bed and who can also install,
assembly, maintain or repair equipment and analise the risk related to it.
Patient –person undergoing a medical procedure or disabled person.
Responsible organization –entity accountable for the use and
maintenance of the PB 636 IV nursing bed, for example, a hospital, and
individual clinician or a layperson.
In home use applications, the patient, operator and responsible
organization can be one and the same person.

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2.2. Marking and safety signs
Warning
Indications of potential risks.
Note
Information and tips regarding the safe use.
2.3. General advice and limitation of use
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, PB 636 IV nursing bed is 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 135 kg and safe working load is 175 kg.
All those values are indicated on nursing bed labelling 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.
PB 636 IV can be used for transporting patients, but due to safety
and force the propulsion, it has to be done by two people. Mattress support
platform has to be in the lowest position and patient should lay down.
The nursing bed described in this instruction for use is designed for
long-term care. If it is 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.
2.4. Potential risks and warning messages
2.4.1. 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.
Keep instruction manual for future reference and have access to it at any
time.

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Safe working load cannot be exceeded.
Electric adjustment functions can be used only by operators, who know
all rules related to safe operating of adjustable nursing beds.
Before every use make sure that the nursing bed is in proper and faultless
condition.
Use only technically perfect bed.
Contact manufacturer or distributor or service personnel 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 is made.
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.
Modification of nursing bed without authorization of Elbur company can
caused hazards for patients ad operators, for example entrapment
between side rails or inadvertent patient falls.
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 of the bed 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., which can
stop high/low motion.
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.
2.4.2. Electrical components information
Warnings
Connect the bed directly to an electrical outlet –do not use extension
cords or multiple outlet extension cords.
The nursing bed should be located in position which simplifies quick
and safe disconnect of mains plug from the socket.
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.

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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 make sure that is not 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 of the bed or components
of other devices.
Make sure that hand switch is placed properly, that it is not trapped
between side rails and mattress support platform/other furniture.
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 patient cannot be trapped between mattress support
platform and side rails –use special equipment for patient outside
the standard range of build.
Lower the mattress support platform to its lowest position when leaving
patient unattended. It also 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.
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 picture on the next page.

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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
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 is made.
Report a problem to responsible organization, distributor
or manufacturer.
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.
During service operations patient cannot stay on the nursing bed.

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Manufacturer will make available on request circuit diagrams, component
part lists, description, calibrations instructions or other information that
will assist to repair those parts of nursing bed.
It is obligated with every maintenance to perform testing of adjustment
functions, 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.
✓PB 636 IV scissor lift with Linak LA40
drive unit –standard version.
✓The drive set:
- 2x drive unit,
- 1x hand switch,
- 1x the mains plug,
- 2x blind stopper for connection
slot in the control box.
✓Mattress support platform
(1x head section with control box
+1 foot section)
✓End board type (code B4):
-1x head board,
-1x foot board.
✓Lifting pole with handle
✓Side rails (4 wooden laths)
✓PB 636 IV scissor lift with axional
brake and Linak LA40 drive unit –
special version.

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4.0. Electric components
Warnings
Nursing beds do not have emergency-off switch. It is necessary to
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
PB 636 IV has got 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.
4.3. Control box
Control box CA40 is fitted under the mattress
support platform, in head section –it is assembled by
manufacturer. In case of failure of any component,
there are installed special systems blocking adjustment
functions. Control box is protected against ingress of
moisture and has 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.
✓Assembly components:
- 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.

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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.
Modification of nursing bed without authorization of Elbur company can
caused hazards for patients ad operators, for example entrapment
between side rails or inadvertent patient falls.
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.
No.
Accesories
Article
number
1)
Clip-on safety side rail
10170
2)
Metal safety side rail
10175
3)
Side board
10135
4)
Upholstered cover for side rails
38005
5)
Standing aid type E
10137
6)
Standing aid type H
10136
7)
Tray placed on side rails
10125

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6.0. Assembly
Before commencing assembly of the nursing bed, please read carefully
instruction manual and verify the shipment contents with your order
(chapter 3.0). Please contact your distributor or Elbur customer service,
if you miss any items or get something in bad condition.
Warnings
In order to avoid wrong assembly, read carefully instruction manual
and labelling on the bed. Remember also to use proper tools.
Two people qualified in nursing bed’s operating are required to assembly.
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, also to unplug mains plug
quickly and safely in danger situation,
• 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 the bed.
6.2. Preparation
Before commencing assembly is necessary to:
• bring the scissor lift, mattress support platform, end boards out of the
boxes,
• bring all accessories, side rails, drive units and all other components
out of the boxes,
• remove all unnecessary package’s parts.
6.3. Assembly of mattress support platform
on the scissor lift
• place the scissor lift on the flat, horizontal surface,
• lock all castors (see 7.4.),
• attach the scissor lifting drive unit with control box (see 6.7),
• plug the mains cable and hand switch cable into control box (see 6.7),
than raise the scissor lift up to the highest position using electric
functions,
• put two black castors on external pins (upper part
of scissor lift) ,
• insert foot section guides of mattress support
platform on just mounted black rollers,

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• 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,
• 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.
On the following page you will find the scheme, which clearly indicates
how to correctly assembly drive units of PB 636 IV nursing bed.

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Plan view
Head section
Foot section
6.5. Assembly of mattress support platform drive
unit –adjustment of foot rest section
• drive unit has to be fixed under mattress support
platform with the motor housing towards the
head end board (see label underneath
the mattress support platform);
• 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 mattress support platform drive
unit –adjustment of head rest
section
• drive unit has to be fixed under mattress support
platform with the motor housing towards the foot
end board (see label on the bed);

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• 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 on the
information label illustrated below (it is also placed inside the control box):
• 1–mattress support platform drive unit –adjustment of head rest
section,
• 2 –unused connection slot (insert blind stoper),
• battery charging symbol –unused connection slot
(insert blind stopper),
• 3 –mattress support platform drive unit –
adjustment of foot rest section,
• 4 –lifting drive unit –up and down mattress
support platform adjustment,
• Hand switch has to be connected to the slot
placed below other slots.
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.