Plinth 2000 502TE User manual

Model 502T Traction Couch
Models: 502TE & 502TH
SERVICE MANUAL

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Contents
1. Introduction 3
General Warnings 3
2. Cleaning and Decontamination 4
3. Maintenance 5
General Maintenance 5
Service Checklist 6
4. Troubleshooting 7
5. Parts Lists and Diagrams 8
Exploded Diagram 9
Base Drawing 10
Top Drawing 11
Lift Lever Drawing 12
Link Lever Drawing 13
Back-rest Drawing 14
Cradle Assembly 15
Cradle 16
Traction Back-Frame 17
Traction Hoist Assembly 18
6. Guarantee 19
7. Technical Specification 20
8. Revisions to Manual 21
Plinth 2000 Ltd is an ISO Audited company to ISO9001:2008
Our products are CE marked in conformity with the EC Directive MDD 93/42/EEC

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1. Introduction
Thank you for purchasing a product from Plinth 2000 Ltd. We use the highest quality
components and manufacturing techniques to ensure that our products are simple
to use and will last a long time. It is recommended that all our products are serviced
annually whilst electrically operated products or those in high use should be serviced
every 6 months.
Throughout this manual notice is made of a Warning and Caution system to highlight
to the user practices, procedures or conditions that should either not be allowed to
happen or happen with caution.
Warnings are in a box with bold type and identify potential hazards, procedures or
conditions which could result in death, injury or serious damage.
Cautions are in a box with plain type and identify conditions or procedures where if
caution is not taken it may result in damage or failure of equipment.
General Warnings
WARNING
Maximum Load (SWL) is 250kg distributed evenly.
Do not use flammable gasses in proximity to an electrically operated couch.
Do not concentrate weight on either side or either end of the couch.
Use only accessories approved for use with this couch.
Disconnect power supply before moving couch.
Children must be adequately supervised in the presence of the couch.
Do not allow children to play with the couch at anytime.

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2. Cleaning & Decontamination
WARNING
If contamination is suspected then decontaminate the couch before servicing.
Torn or damaged upholstery should be replaced immediately.
CAUTION
Do not use Alkalis or other organic solvents for routine cleaning.
Always cover the vinyl with paper towelling or couch covers if it can come into
contact with bare skin.
Cleaning
Always wear suitable protective clothing before carrying out this procedure.
Disconnect the mains supply to the couch and move it to a suitable cleaning area and
lock the castors.
Step 1. Using warm water and soap on a damp cloth, carefully wipe the couch over
from top to bottom. Take great care around electrical components.
Step 2. Wipe the couch carefully from top to bottom using a clean damp cloth and
soap free water.
Step 3. Carefully dry the couch from top to bottom with clean lint free paper towels.
Decontamination
To decontaminate the couch repeat the above steps but using a dilute solution of
Hypochlorite and warm water (10,000ppm) instead of warm water and soap. At the
end of the procedure discard all cleaning materials in a safe manner and wash hands
thoroughly.

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3. Maintenance
Plinth 2000 Ltd products are designed to be maintenance free. However keeping
your Plinth products clean and regularly checked will assist in prolonging their
working life. The following is a guide of simple checks that the user can carry out on
a six monthly basis. We would also recommend an annual service visit by a Plinth
2000 trained engineer.
WARNING
Disconnect couch from electrical supply before commencing any of the following
checks.
Examine the couch for any signs of damage. Pay particular attention to all nuts, bolts
and fasteners to check they are present and tight but not over tight.
Upholstery bolts should all be checked (each section has between 2 and 6 No. M6
bolts), they should all be present and tight.
Check gas struts (if fitted) and ensure that they operate through the full range of
movement and lock fully.
Check hinge pins are lubricated.
Check main couch pivot pins are lubricated sufficiently.
Examine mains and switch cables for any damage, cuts, kinks, abrasions etc. These
must be replaced if necessary.
Check mains lead, switch cables and slave motor leads are all correctly and securely
attached.
Check correct plug fuse is fitted (5A).
REFER TO SERVICE CHECK SHEET ON PAGE 6 FOR FURTHER DETAILS
WARNING
Any electrical checks or work other than the visual inspection above must be
performed by a qualified electrician.
Do not connect BLUE or BROWN wires to the earth

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4. Troubleshooting
In the unlikely event of the couch failing to operate and having carried out the
normal practical fault finding steps below then please contact our Customer Service
Team on [phone] or email [email protected]. Please
have the serial number to hand before making contact so we can help you more
efficiently.
Fault
Possible Cause
Remedy
Couch is unstable
Uneven floor
Adjustable foot
Move couch to flat floor
Check presence, condition
and adjustment of foot
All motors will not work
(502TE only fitted with
optional motor back)
Power disconnected
Fuse Blown
Hand/ Footswitch
disconnected
Connect power supply
Replace fuse in plug
Check the switch is fully
connected to the motor
One motor will not
work but others
working (502TE only
fitted with optional
motor back)
Lead from height
motor/control box not
connected to slave motor
Fault with switch
Fault with control box
Fault with motor
Check and connect all leads
Replace switch
Replace control box
Replace motor
Motor sinks (502TE
only)
Switch permanently
operated
Motor fault
Unplug and re-connect
switch
Replace motor
Hydraulic pump will not
work (502TH only)
Pump fault
Replace pump
Hydraulic pump sinks
(502TH only)
Valve stuck
With couch at max height
pump pedal for a further 20-
25 strokes to clear valve
Backrest will not work
(manual versions)
Gas spring incorrectly
adjusted (not being
triggered)
Gas spring faulty
Rotate gas spring until the
pin is just in contact with the
lever (2-3mm play required)
Replace gas spring
Backrest sinks under
load (manual versions)
Gas spring incorrectly
adjusted (permanently
triggered)
Rotate gas spring until the
pin is just in contact with the
lever (2-3mm play required)

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5. Parts Lists and Diagrams

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6. Guarantee and Service (UK only)
Plinth 2000 Ltd offer a 5 year parts guarantee on all 500 Range products delivered
from January 2013. The only exclusion to this guarantee is for negligent damage or
damage to upholstery coverings. This guarantee does not require registration of the
product as we can trace it from its serial number, however in the event of the serial
number being removed, missing or unreadable then this may void the guarantee.
These terms do not affect your statutory rights.
In addition to the above Plinth 2000 Ltd can offer both extended warranties and
service contracts. For further information about either of these please contact:
Customer Service
Plinth 2000 Ltd
Wetheringsett Manor
Wetheringsett
Stowmarket
Suffolk
IP14 5PP
Tel: [phone]
Mail: [email protected]
In the event of returning a product or part to us then please follow the instructions
for cleaning under section 2 before enclosing it in suitable packaging and returning it
to the above address. In addition please ensure there is a statement confirming that
it has been decontaminated and what the fault is along with relevant contact details.
Worldwide
Please contact the distributor you purchased the chair from for service and support
in your country. If you are unable to do so then please contact us in the UK and we
will refer you to our local representative.

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7. Technical Specifications
IEC 601-1 Electrical Safety Classification
All models are double insulated Type B equipment and marked as such.
Double Insulated Type B Equipment
502TH
502TE (1 motor)
502TE (2 Motor)
Head Length (cm)
63
63
63
Seat Length1 (cm)
31
31
31
Seat Length2 (cm)
31
31
31
Foot Length (cm)
71
71
71
Width (cm)
63
63
63
Overall Length (cm)
198
198
198
Height Range (cm)
47-97
47-97
47-97
Max Working Load
250kg
250kg
250kg
Control
Pedal
Hand switch
Hand switch
Hydraulic Pump
Roemheld
N/A
N/A
Electrical Data 220/240v
Motor(s)
N/A
Linak LA31 x 1
Linak LA31 x 2
Control Box
N/A
Linak CB09
Linak CB09
Current
N/A
1.5A
1.5A
Power
N/A
360W
360W
Mains Plug Fuse
N/A
5.0A x 1
5.0A x 1
Internal Fuse
N/A
1.5A x 1
1.5A x 1
System Voltage
N/A
24v
24v
IP Rating
N/A
IPX4
IPX4
Electrical Data 110/120v
Motor(s)
N/A
Linak LA31 x 1
Linak LA31 x 2
Control Box
N/A
Linak CB09
Linak CB09
Current
N/A
2.7A
2.7A
Power
N/A
360W
360W
Mains Plug Fuse
N/A
5.0A x 1
5.0A x 1
Internal Fuse
N/A
3.0A x 1
3.0A x 1
System Voltage
N/A
24v
24v
IP Rating
N/A
IPX4
IPX4