ARRI M18 Manuel utilisateur
S E R V I C E M A N U A L
Date: February 7, 2019
Supported Models
L1.37600.B
M18
M18 –Service Manual Page 2 of 19
Version History
Version
Author
Change Note
02/2019
S. Papke
Original version
Table of Contents
Version History ..................................................................................................................2
Table of Contents...............................................................................................................2
Important Information........................................................................................................3
Safety Instructions.............................................................................................................3
General Safety Requirements for Operating Lamphead Systems................................3
Required Tools...................................................................................................................4
Disassembling Order.........................................................................................................5
Lens Holder & Safety Glass..............................................................................................6
Reflector .............................................................................................................................8
Safety Switch Activator & Door Latch (SSA) ..................................................................9
Housing.............................................................................................................................12
Base Group & Ignitor.......................................................................................................14
Lamphead Connector Cables.........................................................................................16
Stirrup ...............................................................................................................................17
Maintenance and Care.....................................................................................................18
Visual Inspection .............................................................................................................18
Cleaning............................................................................................................................18
Testing of mechanical components...............................................................................18
Contact..............................................................................................................................19
Further Information..........................................................................................................19
M18 –Service Manual Page 3 of 19
Important Information
This instruction supports only the models listed on page 1. If your model is not listed, please visit
www.arri.com/service-lighting for more information. Also, these instructions are for qualified ARRI service
personnel only. If you are not familiar with the handling of components that can be destroyed by high voltage
or electrostatic discharge, please do not use these instructions and contact the ARRI Lighting Service Team.
Safety Instructions
The following instructions contain helpful advice on how to operate your ARRI lamp head safely. Lamp
heads, lamp head systems and accessories may only be operated and used by qualified persons and only
for professional lighting purposes. Relevant operating instructions must be followed for the equipment you
are using. Please also refer to the Ordinance on Industrial Safety and Health as well as the relevant
guidelines and regulations of your national Industrial Injuries Corporation (e.g. BGI 810-1, -3 and -4, BGV A1
for Germany; OSHA or ESTA for USA; etc.). Please refer also to our leaflet "Operating your ARRI Lamp
heads safely" L5.70431.E
General Safety Requirements for Operating Lamphead Systems
Relevant Hazard Symbols and Warnings
The following symbols relate to all repairs in this manual. Use care and caution when repairing ARRI
Products.
Warning of crushing / hand injury
Warning of a pointed object
Warning of electrical voltage
a) Safety Requirements for Transport, Setup and Operation of lamp heads
» We recommend wearing suitable protective clothing when working with lamp heads in order to prevent
injuries and burns.
» In the interest of your own health and safety, we advise you to consider the weight of your lamp head and
accessories when carrying or lifting them and to observe the relevant precautions recommended by your
Occupational Safety and Health Administration (for Germany BGI 810-1).
» Please ensure that all electrical cables are routed in such a way as to prevent tripping hazards and
damage by vehicles. You can achieve this with the help of suitable signs, covers or cable crossovers.
M18 –Service Manual Page 4 of 19
b) Safety Requirements Concerning Electrical Danger
» Please check the lamp head system and its electrical protection device before each use.
» The faultless function of the power supply and protection system must be ensured before connecting the
lamp head (e.g. grounding, circuit breaker).
It might be necessary to install additional protection measures; for example:
» the application of residual current operated protective devices (RCDs)
» the application of safety extra low voltage, protective separation or protective insulation
» equipotential bonding
Required Tools
1
Torx Screwdriver TX 20
2
Torx Screwdriver TX 15
3
Torx Screwdriver TX 10
4
Allen Key size 1.5mm
5
Wrench size 5.5
M18 –Service Manual Page 5 of 19
Disassembling Order
The graphic shows the order in which the components must be removed to ensure a proper repair. All
components which are not preceded by a further assembly group can be exchanged directly.
WARNING: Before starting the repair please take note of the safety instructions!
Make sure that the lamp head is fully disconnected from the mains and cooled down
for a minimum of 30 minutes before opening the cover or beginning the repair.
Lamp
Cables
Ignitor
Lens
Holder
UV
Protection
Glass
Reflector
Safety
Switch
Housing
Stirrup
IMPORTANT NOTE: SEE SERVICE PARTS MANUAL FOR CORRECT VERSIONS OF
PARTS AS PER SERIAL NUMBER
M18 –Service Manual Page 6 of 19
Lens Holder & Safety Glass
Loosen and remove two screws (Torx 10) to
remove the lens door from the housing.
Note: Please carefully set down the lens door
to avoid damaging the glass. This is an
opportunity to properly clean the glass using a
standard glass cleaner and a soft cloth.
Remove 4 screws (Torx 10) on the lens springs
and 1 screw (Torx 10) on the safety switch
activator pin.
Note: Pay close attention to the position of the
lens door springs.
Note: Remember when ordering the glass there
are two pieces of glass per lens door.
M18 –Service Manual Page 7 of 19
Make sure when putting the components back
together, that the safety switch activator is
installed at the right position. Reassemble in
reverse order.
Please ensure that all parts go back in the
correct position.
Tip: Old versions have no spacer plate between
the lens door and the safety switch activator pin
plate.
Please follow the instructions in the safety
switch activator section.
M18 –Service Manual Page 8 of 19
Reflector
Remove 4 screws (Torx 20) around the
reflector rim.3579
Reach into the reflector as pictured to avoid
leaving finger prints on the inside of the
reflector
Note: This is an opportunity to clean the
reflector with glass cleaner and a soft cloth.
matte/dull reflectors must be replaced.
M18 –Service Manual Page 9 of 19
Safety Switch Activator & Door Latch (SSA)
To Remove the Safety Switch Activator
Loosen the 5.5 mm nut as shown (do NOT
remove.)3573
Loosen the worm screw with a 1.5 mm
Allen Key, carefully! This can break easily.
NOT remove, simply loosen until the safety
switch activator is loose.
The SSA can now be moved forwards or
backwards.
M18 –Service Manual Page 10 of 19
Important: Do not try to adjust the SSA with the door latch!
To test the Door Latch adjustment
Use the screw to adjust the door latch if
needed.
.
When you close the lens door completely
there should be a small gap (movement)
between the black lens door and the blue
front housing.
Tip: If the gap is too big then the safety
loop can be opened and the lamphead will
not strike.
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