ML System Two D Series Manual

INSTALLATION AND
SERVICE MANUAL

System Two LED Installation and Service Manual (1003385 Rev. C) Page 2
System Two LED
Agency Approvals
Medical Electrical Equipment
With respect to electric shock, fire
And mechanical hazards only
In accordance with IEC60601-1:2006/CAN/CSA C22.2
No.601.1-M90 with updates 1 & 2
Classifications:
1. Protection against electrical shock (5.1, 5.2). Class I permanently connected,
2. Protection against harmful ingress of water (5.3). None.
3. Degree of safety in the presence of flammable anesthetics or oxygen (5.5). Not suitable for use in the
presence of flammable anesthetics or oxygen.
4. Mode of operation (5.6). Continuous
5. Surgical luminaries (IEC60601-2-41)
Electromagnetic compatibility for immunity
And emissions in accordance with
IEC/EN 60601-1-2:2007 edition 3.0 (with 1:2008+A2:2009) and
CISPR 11 Class A
Medical Electrical Equipment
Particular requirements for the safety of surgical
luminaries and luminaries for diagnosis
In accordance with IEC-60601-2-41
Intended use: Professional Medical Lighting for Hospital, Clinic, Minor Surgery, Examination or Diagnosis, within
suitable facilities designated for such purposes. This light system is mounted centrally in a room such that access is
available all around the operating environment.
User interface: The System Two LED lighting systems are intended to be used by medical professionals in
surgeries and exam rooms. The functional interfaces are 360° positioning horizontally and vertically +15° to -65°.
The light head can be rotated continuously. An ON/OFF button is provided with 5 levels of dimming and Endo
mode.
Misuses: For any purpose or use at any facility other than stated above. Caution shall be exercised when
positioning the light head and avoid contact or collision with the patent, other medical professionals or other
lights/equipment.
Cautions: Do not apply excessive force to motion range stop features.

System Two LED Installation and Service Manual (1003385 Rev. C) Page 3
Versions
Height adjustment
Brakes

System Two LED Installation and Service Manual (1003385 Rev. C) Page 4
Parts and control elements
The schematic representation on page 3 illustrates the System
Two central axis S1, S2 and S3 versions as examples. The
parts and control elements of the System Two central axis C1
and C2 versions (not illustrated) are identical.
[1] Ceiling Cover
There are two Covers available. The Standard Ceiling
Cover is sufficient in most basic installations. The large
Ceiling Cover should be used when needed to cover a
larger area.
[2] Ceiling tube
Variable lengths for compensating different ceiling
heights
[3] Rotating canopy
For System Two LED central axis S2 and S3 versions
only
[4] Extension Arm
Different lengths depending on the version
[5] Spring Arm
Different configurations (ie: Standard or Flat Cardanic for
Light Head/Yoke assembly or & Monitor Cradle)

System Two LED Installation and Service Manual (1003385 Rev. C) Page 5
Thank you
Visit us on the Internet
E-mail Address
Thank you for purchasing this Medical Illumination product.
Please read these Operating Instructions very carefully, abide
by the safety notices and observe all operating and cleaning
requirements.
These Operating Instructions apply to;
System Two LED Surgical Light and Central Axis S1
System Two LED Surgical Light and Central Axis S2
System Two LED Surgical Light and Central Axis S3
Please do not hesitate to contact our Customer Service
team
if you have any questions about the appliance and its
installation, and also in service or warranty cases.
Manufacturer and distributor
Medical Illumination International
547 Library St
San Fernando, CA 91340
[phone]
www.medillum.com
[e-mail]
Supplier’s address
Space for supplier’s stamp or label

System Two LED Installation and Service Manual (1003385 Rev. C) Page 6
Notes on these Operating Instructions
Copyright
Modifications to the appliance
Modifications to the Operating Instructions
Translations
Notes on copyright and property rights
All rights reserved. These Operating Instructions are
protected by copyright law.
Any other use than that regulated by law must be approved
in writing by Medical Illumination International, hereinafter
referred to as MI.
MI does not take any liability for or in relation to the misuse
of this information in the prohibited manner by any person or
company.
Modifications and translations
MI products are subject to continuous further development.
MI reserves the right to modify the form, equipment and
technology of the scope of supply without prior notice.
The contents of these Operating Instructions are subject to
change without prior notice.
In case of translations into foreign languages, the English
version of these Operating Instructions shall take
precedence
Trademarks
All trademarks mentioned in these Operating Instructions
are the sole and exclusive property of the corresponding
manufacturer.

System Two LED Installation and Service Manual (1003385 Rev. C) Page 7
Table of Contents
Section 1: General Information............................................................................................................................... 9
Important Information for Safe Use........................................................................................................................9
Definition of Terms...............................................................................................................................................12
List of Symbols.....................................................................................................................................................13
Limited Warranty..................................................................................................................................................14
Section 2: Product Specifications........................................................................................................................ 15
Section 3: Pre-Installation Guidelines .................................................................................................................17
Mounting Plate preparation with an Interface Plate .............................................................................................18
Ceiling Structure Construction and Mounting.......................................................................................................19
Ceiling Cover........................................................................................................................................................19
Power Box............................................................................................................................................................20
Ceiling Rod Calculation, Single Mount.................................................................................................................21
Ceiling Rod Calculation, Dual Mount ...................................................................................................................22
Ceiling Rod Calculation, Triple Mount..................................................................................................................23
Ceiling Rod Calculation, Single LCH Mount.........................................................................................................24
Ceiling Rod Calculation, Dual LCH Mount...........................................................................................................25
Ceiling Rod Calculation, Triple LCH Mount..........................................................................................................26
Section 4: Installing the Light System................................................................................................................. 27
Installing the Central Axis.....................................................................................................................................27
Mounting the Extension Arm set to the Ceiling Tube...........................................................................................28
Mounting the Rotating Canopy.............................................................................................................................29
Mounting the L17 and LCH Spring Arm ...............................................................................................................30
Mounting the MD21/MD21+ Spring Arm..............................................................................................................31
Preparing the MD21 Spring Arm..........................................................................................................................33
Preparing the L17 Spring Arm..............................................................................................................................35
Mounting the Light Head to L17 Spring Arm........................................................................................................36
Preparing the LCH Spring Arm ............................................................................................................................37
Mounting the Light Head to LCH Spring Arm.......................................................................................................38
Positioning the Light.............................................................................................................................................39
Section 5: Adjustments.........................................................................................................................................40
Adjusting the Brakes for the Extension Arm.........................................................................................................40
Adjusting the Brakes for the Spring Arm..............................................................................................................43
Adjusting the Comfort Stop on the Extension Arm...............................................................................................45
L21/MD21 Spring Arm..........................................................................................................................................47
Adjusting the Spring Tension ...............................................................................................................................48
Adjusting the Vertical Lift......................................................................................................................................49
Adjusting the Optional Brake................................................................................................................................50
Adjusting the Yoke Brake.....................................................................................................................................53
Installation and Removal for the Sterilizable Handle Assembly (Camera Lights only) ........................................54
Installation and Removal for the HD Camera Assembly (Camera Lights only) ...................................................55
Section 6: General Maintenance .......................................................................................................................... 56
General Safety .....................................................................................................................................................56
Disinfection...........................................................................................................................................................57
Handle Sterilization and Cleaning........................................................................................................................58
Maintenance.........................................................................................................................................................59
Mounting the securing segments.........................................................................................................................61
Checking the securing segment on the Spring Arm - L21/MD21.........................................................................62
Dismantling and re-mounting the securing segment............................................................................................63
Securing segment on the Spring Arm - LCH17....................................................................................................64
Dismantling and re-mounting the securing segment Spring Arm - LCH17..........................................................65
Checking the fixing screws on the Spring Arm - LCH17......................................................................................66
Lubricating the brake screws ...............................................................................................................................67

System Two LED Installation and Service Manual (1003385 Rev. C) Page 8
Table of Illustrations
Figure 1: Ceiling Plate preparation with an Interface Plate .....................................................................................18
Figure 2: Recommended Ceiling Structure Construction ........................................................................................19
Figure 3: The Power Box .........................................................................................................................................20
Figure 4: Installing the Central Axis on a 65mm Down Tube ..................................................................................27
Figure 5: Installing the Central Axis on a 110mm Down Tube ................................................................................27
Figure 6: Mounting the Extension Arm set to the Ceiling Tube ...............................................................................28
Figure 7: Mounting the Rotating Canopy.................................................................................................................29
Figure 8: Mounting the L17 and LCH Spring Arms..................................................................................................30
Figure 9: Mounting the MD21/MD21+......................................................................................................................31
Figure 10: Mounting external cables........................................................................................................................33
Figure 11: Preparing the L17 Spring Arm................................................................................................................35
Figure 12: Mounting the Light Head ........................................................................................................................36
Figure 13: Preparing the LCH Spring Arm...............................................................................................................37
Figure 14: Mounting the Light Head to an LCH Arm ...............................................................................................38
Figure 15: Positioning the Arms...............................................................................................................................39
Figure 16: Dismantling the right-hand cover panels from the Extension Arm .........................................................40
Figure 17: Dismantling the left-hand cover panel from the Extension Arm .............................................................40
Figure 18: Adjusting the Extension Arm brakes.......................................................................................................41
Figure 19: Mounting the right-hand cover panel to the Extension Arm ...................................................................42
Figure 20: Mounting the left-hand cover panel to the Extension Arm .....................................................................42
Figure 21: Dismantling the decorative caps and socket covers ..............................................................................43
Figure 22: Adjusting the brakes...............................................................................................................................43
Figure 23: Mounting the socket covers and decorative caps to the Extension Arms..............................................44
Figure 24: Adjusting the Comfort Stop end stop on the Extension Arm..................................................................45
Figure 25: Spring Arm L21/MD21............................................................................................................................47
Figure 26: Adjusting the spring tension ...................................................................................................................48
Figure 27: Adjusting the vertical lift..........................................................................................................................49
Figure 28: Adjusting the optional brake ...................................................................................................................50
Figure 29: Adjusting the vertical lift..........................................................................................................................51
Figure 30: Adjusting the optional brake ...................................................................................................................52
Figure 31: Yoke Rotational Brake - Double Yoke....................................................................................................53
Figure 32: Attaching the Sterilizable Handle............................................................................................................54
Figure 33: Camera Assembly (D2C only)................................................................................................................55
Figure 34: Inserting Camera Assembly (D2C only) .................................................................................................55
Figure 35: Handle Sterilization.................................................................................................................................58
Figure 36: Dismantling the decorative caps and socket covers from the Extension Arm .......................................60
Figure 37: Dismantling the securing segment .........................................................................................................60
Figure 38: Mounting the securing segment .............................................................................................................61
Figure 39: Mounting the socket covers and decorative caps to the Extension Arm................................................61
Figure 40: Adjusting the L17/MD21 Spring Arm ......................................................................................................62
Figure 41: Checking the securing segment .............................................................................................................63
Figure 42: Adjusting the LCH17 Spring Arm............................................................................................................64
Figure 43: Checking the securing segment .............................................................................................................65
Figure 44: Checking the fixing screws on the Spring Arm LCH17...........................................................................66
Figure 45: Checking the securing ring on the bottom Extension Arm towards the spindle.....................................66

System Two LED Installation and Service Manual (1003385 Rev. C) Page 9
Section 1
Section 1: General Information
Important Information for Safe Use
Important Information for Safe Use
These Operating Instructions are intended solely for devices
with the manufacturer's rating plate bearing the following
information:
–Type designation: S1, S2 and S3
This identification is binding for the validity of the Operating
Instructions and must not be removed, regardless of the
type of publication (printed form, electronic form or
excerpts).
Identification of target groups
The groups of persons described below are mentioned in
these Operating Instructions.
Operator
The following natural persons or legal entities shall be
considered as operators:
All persons who use the appliance in a medical practice,
hospital, etc. or hand over the appliance to third parties for
use/application, and who have actual physical authority over
the appliance during operation.
The operator shall be liable for handing over a safe
appliance and for instructing the user in the proper operation
and normal use of the appliance.
User
The following persons shall be considered as users:
Persons who, due to their professional qualification and
instruction by the persons designated by the operator, are
authorized to operate the appliance and to work with it.
Users shall be fully responsible for the safe operation of the
appliance in accordance with its intended purpose.
Qualified personnel
The following persons shall be considered as qualified
personnel:
Persons who underwent special professional training in the
field of medicine or medical engineering,
Persons who can assess their work and recognize the
potential hazards involved on the basis of their professional
experience and instruction in safety-relevant regulations.
In States where the performance of tasks in the medical or
medical engineering sector is subject to certification,
qualified personnel must have obtained the corresponding
certificate.

System Two LED Installation and Service Manual (1003385 Rev. C) Page 10
Section 1
Important Information for Safe Use (cont)
Instruction
Duty to inform and inspect
Troubleshooting
Notes for the user
All the steps described in these Operating Instructions may
only be carried out by qualified personnel who have been
authorized and instructed by the operator.
Instruction on the appliance
The instruction must be carried out on the appliance
immediately by Medical Illumination personnel, by a
company authorized by Medical Illumination or by a person
designated by the operator.
On completion of the instruction, a certificate must be
created and signed in order to document that the user has
understood the special operator control actions required for
normal use.
User's duty to inform and inspect
Read these Operating Instructions carefully prior to
installation of the appliance. This ensures that you benefit
from all the advantages of the appliance and prevents any
risk of injury or damage.
Prior to any use or transfer for use, the functional reliability
and proper condition of the appliance must be inspected by
the user.
In case of special problems which are not sufficiently
described in detail in these Operating Instructions, contact
your supplier for your own safety.