Woson WODO Series User manual

WOSON Medical System
Technical
Publications
WODO Series
Dental Delivery Unit
Operation Manual
ASS0101
REV-A
Operation Documentation
Copyright © 2015 By Woson Medical Instrument Co., Ltd.

Dental Delivery Unit Operation Manual
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Regulatory Requirement
This product complies with regulatory requirements of the following European Directive
93/42/EEC concerning medical devices.
Ningbo
Jiangbei
Woson Medical Instrument Co., Ltd
.
Address: No.25, Lane 300, Jinshan Road, Jiangbei
District, Ningbo 315032, China
Tel: [phone]
Fax: [phone]
Website: www.woson.com.cn
E-mail: [e-mail]

Dental Delivery Unit Operation Manual
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Revision History
REV ISSUE DATE REASON FOR CHANGE
Rev-A 2015-07-15 First Issue
Please verify that you are using the latest revision of this document. Information pertaining to
this document is maintained on manufactory. If you need to know the latest revision, please
contact your distributor, sales representative, or our service department.

Dental Delivery Unit Operation Manual
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Regulatory Requirements
Conformance Standards
The content of this instruction is fit for Dental Unit.
93/42/EEC EN ISO 10993-1
EN ISO 7494-1 EN ISO 10993-5
EN ISO 7494-2 EN ISO 10993-10
EN 1640 EN 60601-1:1990+A1+A2+A13
EN 1639 EN 60601-1-1
ISO 9687 EN 60601-1-2
ISO 6875 EN 60601-1-4
ISO 9680 EN 60601-1-6
ISO 10637 EN 980
ISO 9168 EN 1041
DIN 13940-1 EN ISO 14971
EN ISO 17664
European Authorized Representative
DTF Technology s.r.l.
Address: via De Sanctis 32, 20141 Milan, Italy
Tel: [phone]
Fax: [phone]
This product complies with the regulatory requirement of the following:
Council Directive 93/42/EEC concerning medical devices:
The CE label affixed to the product testifies compliance to the Directive.
The location of the CE marking is shown in this manual.
Certifications
Manufactory is ISO 9001 and ISO 13485 certified.
Original Documentation
The original document is written in English.
Declaration of Conformity
Council Directive 93/42/EEC concerning medical devices:
The CE label affixed to the product testifies compliance to the Directive.
The location of the CE marking is shown in this manual. In this manual there are present the
CE certification and the Conformity. Check appendixes.

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Table of Content
Regulatory Requirement ................................................................................................ 1
Revision History .............................................................................................................. 2
Regulatory Requirements ............................................................................................... 3
Chapter 1 Introduction ................................................................................................... 6
1.1 Attention ........................................................................................................... 6
1.2 Usage Indications .............................................................................................. 6
1.3 Contraindication ................................................................................................ 6
Chapter 2 Safety .............................................................................................................
2.1 Sign Explanation ................................................................................................ 7
2.2 General Safety Reco endations .................................................................... 8
2.3 Safety Parts...................................................................................................... 11
2.4 Operation Risk ................................................................................................. 12
2.5 Protection Tool ................................................................................................ 12
Chapter 3 Description and Specification ...................................................................... 13
3.1 Overview ......................................................................................................... 13
3.2 Specification .................................................................................................... 14
Chapter 4 Receiving and Pre-installation ..................................................................... 16
4.1 Check the Package........................................................................................... 16
4.2 Unpack the Accessories .................................................................................. 16
4.3 Optional Accessories ....................................................................................... 17
4.4 Installation Environ ent ................................................................................. 18
4.5 Before Setting .................................................................................................. 18
4.6 Power Connection ........................................................................................... 18
Chapter 5 Installation ................................................................................................... 20
5.1 Pipeline Connection ........................................................................................ 20
5.2 Set Chair and Junction Box .............................................................................. 20
5.3 Pipeline and Electron Connection ................................................................... 21
5.4 Light Ar and Operation Light Asse bly ....................................................... 22

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5.5 Operation Light Asse bly ............................................................................... 24
5.6 Headrest Asse bly.......................................................................................... 24
5.7 Ar Holder Asse bly ..................................................................................... 25
5.8 Balance Ar Asse bly .................................................................................... 25
5.9 Handpiece and 3-Way Syringe Asse bly ........................................................ 26
Chapter 6 Operation and Testing................................................................................2
6.1 Operation Panel ............................................................................................. 27
6.2 Gargling Water Function ................................................................................. 28
6.3 Cuspidor Clean Water Function ...................................................................... 29
6.4 Delivery Tray Receptacle Testing ..................................................................... 30
6.5 Assistant Console Testing ................................................................................ 31
6.6 Position Foot Control ...................................................................................... 31
6.7 X-ray viewer..................................................................................................... 32
6.8 Foot Control .................................................................................................... 32
6.9 Chair position resetting progra .................................................................... 32
6.10 Dental Unit Pre-set IIIIII Position Operation ......................................... 33
6.11 Dental Chair Urgency Stop ............................................................................ 33
6.12 Water Supply Syste .................................................................................... 34
Chapter Maintenance ............................................................................................... 36
Chapter 8 Essential Information................................................................................... 39
Chapter 9 Essential Information................................................................................... 40
9.1 Basic Infor ation ............................................................................................ 40
9.2 Safety Infor ation .......................................................................................... 40
Chapter 10 Transportation and Storage ...................................................................... 41
Appendix 1 Electronic and Pipeline Drawing ............................................................... 42
Electronic Drawing ................................................................................................ 42
Pipeline Drawing..................................................................................................43

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Chapter 1 Introduction
1.1 Attention
This Operation manual contains necessary and sufficient information to operate the dental unit,
like optimal usage, safe and reliable operation, regular and correct servicing requirements.
Read and understand all instructions in this manual before attempting to use the product.
Keep this manual with the unit all times. Periodically review the procedures for operation and
safety precautions.
1.2 Usage Indications
The chair-mounted dental unit is intended to properly position a patient to perform dental procedures. A
dental operative unit is attached to supply power to and serve as a base for other dental devices, such as
a dental handpiece, a dental operating light, an air or water syringe unit, and oral cavity evacuator, a
suction unit, and other dental devices and accessories.
This dental unit can be used for dental clinic, laboratory, hospital and so on, by doctors and
professionals for diagnosing, operating, examining.
1.3 Contraindication
There is no any contraindication of this equipment.

REV-A
Chapter 2 Safety
2.1 Sign
Explanation
Device Sign
Description
“ATTENTION”
to refer to the operat
information cannot be provided on the label.
“ATTENTION”
to
the dental unit
“Protective Earth”
“CAUTION”
used to indicate electric shock hazards.
Label Description
Symbol for
"SERIAL NUMBER"
Symbol for
"CATALOGUE NUMBER"
Symbol for
"DATE OF MANUFACTURE"
Dental Delivery
Unit
Chapter 2 Safety
Explanation
Description
“ATTENTION”
– Refer to this Operation Manual
” is intended to alert the user
to refer to the operat
ion
manual or other instructions when complete
information cannot be provided on the label.
“ATTENTION”
– Pay attention to the high temperatures
in the
the dental unit
exterior when exhausting system
is running.
“Protective Earth”
- Indi
cates the protective earth (grounding) terminal.
“CAUTION”
-
Dangerous voltage” (the lightning flash with arrowhead) is
used to indicate electric shock hazards.
"SERIAL NUMBER"
Symbol for
"MANUFACTURER"
"CATALOGUE NUMBER"
Symbol for
REPRESENTATIVE IN THE
EUROPEAN COMMUNITY
"DATE OF MANUFACTURE"
Symbol for "CAUTION"
Unit
Operation Manual
Page 7 of 43
” is intended to alert the user
manual or other instructions when complete
in the
chamber, and
is running.
cates the protective earth (grounding) terminal.
Dangerous voltage” (the lightning flash with arrowhead) is
"MANUFACTURER"
"AUTHORISED
REPRESENTATIVE IN THE
EUROPEAN COMMUNITY
Symbol for "CAUTION"

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Operation Prompt
NOTE Indicates that concerned information is easier or helpful in operation.
CAUTION
Indicates that a potential hazard may exist which, through inappropriate
conditions or operation, will or can cause:
• Minor injury;
• Property damage;
• Damage to machine;
WARNING
Indicates that a specific hazard exists which, through inappropriate
conditions or operation, may cause:
• Severe personal injury;
• Substantial property damage;
• Substantial damage to machine;
NOTE PLEASE APPLY THE PRECAUTIONS OR RECOMMENDATION
INDICATED IN THE MANUAL.
2.2 General Safety Recommendations
The user is responsible for proper operation and maintenance of the unit in accordance with
the instructions listed in this manual.
2.2.1 Dental Chair
The cushion do not less than 520mm and higher than 680mm;
Dental chair backrest angle swing should higher than 50 °;
Dental chair should keep stable lifting without noise and jamming phenomenon when no
load;
The foot switch could control the dental chair position;
The decoration materials and filler materials should follow the requirements of 5.1.5
YY/T0058-2004;
The headrest should follow the requirements of 5.2.1.1 YY/T0058-2004;
The armrest should follow the requirements of 5.2.2 YY/T0058-2004;
Carrying capacity should follow the requirements of 5.2.3 YY/T0058-2004;
The pressure of explosion should follow the requirements of 5.2.4 YY/T0058-2004;
The additional load under the emergency should follow the requirements of 5.2.7
YY/T0058-2004;
The integrated design should follow the requirements of 5.1.1~5.1.4. YY/T0058-2004.

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2.2.2 Delivery Tray
Keep stable anytime, the at each position, the gradient should not more than 3°;
Lift freely when more than 1000mm and keep stay any position;
The maximum to bear on delivery tray is 2kg.
2.2.3 Water supply for gargle device should be stable without splashing;
2.3.4 Saliva Ejector
The saliva ejector have strong gear and weak gear;
Low saliva ejector: when the water pressure is 200kPa, the vacuum should higher than
27kPa, the pumping rate should higher than 400ml/min;
High saliva ejector: when the water pressure is 400kPa, the vacuum should higher than
10kPa, the pumping rate should higher than 1000ml/min.
2.3.5 Spittoon
Made with health, firm and corrosion resisting material, washable and disinfection;
The filter inside the spittoon should retain the residue which the diameter is more than
2mm;
When the pressure is 200kPa, the dirty on the cuspidor should be washed clean.
2.3.6 3-way Syringe
Well sealing performance, open and close flexibly, injection evenly, adjustable direction;
When respectively press button, should be clear the gas or water; spray fog flow when
press both buttons at same time.
2.2.7 Operation Light
Operation light should follow the requirements of 4.1 YY1120-1999;
Operation light should follow the requirements of 4.2 YY1120-1999;
Operation light should follow the requirements of 4.3 YY1120-1999;
Operation light should follow the requirements of 4.4 YY1120-1999;
Operation light should follow the requirements of 4.5 YY1120-1999;
Operation light should follow the requirements of 4.6 YY1120-1999;
Operation light should follow the requirements of 4.7 YY1120-1999;
 Operation light should follow the requirements of 4.8 YY1120-1999.
2.2.8 The x-ray viewer is milky white, brightness should be higher than 4000Lx;