W&H Perfecta 900 User manual

Instructions for use
Translation of the original operating manual
900

2
Contents
W&H Symbols .......................................................................................................3 – 5
1. Introduction ...................................................................................................6 – 7
2. Unpacking.........................................................................................................8
3. Equipment supplied...........................................................................................9 – 10
4. Safety notes ................................................................................................11 – 12
5. Description / Assembly / Starting operation – Knee control unit.................................................13 – 15
6. Description / Starting operation – Table control unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16 – 18
7. General starting operation – Filling of the coolant tank / Regulating coolant .....................................19 – 20
8. Description of the motor handpiece LA-9 /
LA-66 (optional) / Adaptor for milling device (optional) ................21 – 22
9. General operation – Motor handpiece / Blow out function............................................................23
10. Description of the operating controls / Assemble support (optional) ............................................24 – 25
11. Operating the operating controls – Reverse operation / Changing the speed / Changing motor handpiece /
Coolant spray / Bistable operation / Speed control operation ...................................................26 – 30
12. Removing and assembling the motor handpiece ....................................................................31
13. Changing the rotary tools ....................................................................................32 – 33
14. Cleaning .........................................................................................................34
15. Cleaning / changing the chuck ................................................................................35 – 36
16. Error messages...................................................................................................37
17. W&H Accessories .................................................................................................38
18. Servicing .........................................................................................................39
19. Technical Data...............................................................................................40 – 41
20. Recycling and Disposal ...........................................................................................42
Letter of indemnity .....................................................................................................43
CE-Declaration of conformity ............................................................................................44
Authorized W&H service partners ........................................................................................45

3
W&H Symbols
WARNING!
(Risk of injury)
ATTENTION!
(to prevent damage occurring)
General explanations,
without risk to
persons or objects
W&H Service
Only for USA
Caution: Federal law restricts this device to sale by or on the order of a dentist, physician or any other practitioner licensed by the
law of the state in which he or she practices to use or order the use of the device.
Symbols in the instructions for use

4
W&H Symbols
Symbols on the control unit
Date of manufacture
Catalogue number
REF
Serial number
SN
Alternating current
AC
VA Electric power input of the unit
Electric fuse Supply voltage of the unit
V
Supply current
A
Frequency of the
alternating current
Hz
Data Matrix Code,
only for certain models, for
product identification
Foot switch
Do not dispose of with
domestic waste
Motor
M
Consult instructions for use
Operating controls

5
W&H Symbols
This way up
Symbols on the packaging
Caution: Federal law restricts
this device to sale by or
on the order of a dentist,
physician or any other
practitioner licensed by the
law of the state in which he
or she practices to use or
order the use of the device
Fragile, handle with care
Keep away from rain
Temperature limit
Humidity limitation
CE from
manufacturer
Der Grüne Punkt
Identification mark of Duales
System Deutschland AG
R
E Y
General symbol for
recovery/recyclable

6
1. Introduction
For your safety and the safety of your team
These Instructions for use explain how to use your W&H product. However, we must also warn against possible hazardous
situations. Your safety and the safety of your team are of paramount importance to us.
It is therefore essential to read the safety notes on Pages 11 to 12.
Intended use
The control unit is intended for rotating or machining use with all material processed in a dental laboratory, whereby the handpiece
is guided by hand.
The control unit is not designed as a piece of medical equipment!
It is not permitted for use on patients!
Skilled application
The Perfecta is intended only for skilled application in the dental or medical field according to its purpose of use in compliance
with the valid health and safety at work regulations, the valid accident prevention regulations as well as in compliance with these
instructions for use. Non-compliance with these instructions or use of accessories and spare parts that are not approved by W&H
invalidate all claims under warranty and any other claims.

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Introduction
The Perfecta is in the condition as supplied by us
> safety checked
> carries the UL mark of quality
> suppressed in accordance with pertinent standards.
This declaration is not valid for unintended external or internal attachments and the like.
Responsibility of the manufacturer
W&H Dentalwerk Bürmoos can only accept responsibility for the safety, reliability and performance of the Perfecta when
there is compliance with the following directions:
> Consult Instructions for use
> The Perfecta has no components which can be repaired by the user. Assembly, modifications or repairs must only be
undertaken by an authorized W&H service partner (see page 45).
> Unauthorised opening of the equipment invalidates all claims under warranty and any other claims.

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2. Unpacking
W&H packaging is environmentally friendly and can be
disposed of through branch recycling companies.
However, we recommend that you keep the original packaging.
 Lift out the accessories carton.
 Knee control unit: Remove the
holding plate and fitting for the
blow out function.
 Lift out insert with control unit.

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3. Perfecta 900 equipment supplied with internal coolant supplying
Knee control unit
Control unit:
mREF 05223900 230 V
mREF 05224000 115 V
mOperating controls LA-9D
REF 05243400
mFitting for blow out function
REF 05148800
mHolding plate REF 01170500
mTapping screws REF 00952200
Table control unit
Control unit:
mREF 05223500 230 V
mREF 05223600 115 V
mOperating controls LA-9D
REF 05243400
mFoot-operated starter L-NV
REF 05038100
mFoot stand for control unit
REF 04820800
Knee-, Table control unit
m Motor cable 1.8 m for LA-9 REF 05117800
mHose for air supply REF 05250400
mMotor handpiece LA-9 (without motor cable)
REF 05015900
mHandpiece holder REF 03211500
optional:
m
Motor cable 1.8 m for LA-66 REF 05116500
m Motor handpiece LA-66 (without motor cable)
REF 05201200
m Chuck key REF 01125900
m Spanner REF 03202800
m W&H Service oil REF 03304500
m Cleaning brush REF 00669400
mMains cable REF 01343700 (Europa)
alternativ:
m Mains cable REF 01343900 (USA, CAN, J) /
REF 03212700 (UK, IRL) / REF 02909300 (AUS, NZ)/
REF 04280600 (CH)

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Perfecta 900 equipment supplied with external coolant supplying
Knee control unit
Control unit:
mREF 05333600 230 V
m REF 04542400 115 V
mOperating controls LA-9D
REF 05243400
m Fitting for blow out function
REF 05148800
m Holding plate REF 01170500
m Tapping screws REF 00952200
Table control unit
Control unit:
mREF 05334200 230 V
mREF 05334300 115 V
mOperating controls LA-9D
REF 05243400
mFoot-operated starter L-NV
REF 05038100
Knee-, Table control unit
mMotor cable 1.8 m for LA-9 REF 05117800
mHose for air supply REF 05250400
mHose for coolant supply REF 05075600
mMotor handpiece LA-9 (without motor cable)
REF 05015900
mHandpiece holder REF 03211500
optional:
m
Motor cable 1.8 m for LA-66 REF 05116500
m Motor handpiece LA-66 (without motor cable)
REF 05201200
m Chuck key REF 01125900
m Spanner REF 03202800
m W&H Service oil REF 03304500
m Cleaning brush REF 00669400
m Mains cable REF 01343700 (Europa)
alternativ:
m Mains cable REF 01343900 (USA, CAN, J) /
REF 03212700 (UK, IRL) / REF 02909300 (AUS, NZ) /
REF 04280600 (CH)

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4. Safety notes
Please ensure that you carry out the following instructions
> Before using the Perfecta for the first time, store it at room temperature for 24 hours.
> Only connect the Perfecta to a socket outlet with protective earthing.w
> Never touch rotary instruments which are still rotating.
> Never touch the chuck mechanism / twist chuck of the motor handpiece while they are still running.
> Comply with the necessary protective measures such as the wearing of safety goggles, use of protective screens etc.
> Always observe the contents of the safety data sheet for the material you are working with.
> The Perfecta is intended for use at a dental technician‘s workstation (suction, protective equipment).
Use only suitable and serviceable tools
Use only good quality rotary tools which comply with EN ISO 1797-1. Ensure that you comply with the tool manufacturer‘s
instructions with respect to maximum speed, maximum torque, forward and reverse movement!
Inappropriate use
Improper use, in addition to incorrect assembly, installation, modification or repairs of the Perfecta or non-compliance with
our instructions invalidates all claims under warranty and any other claims.
The control unit it only permitted for use in confined spaces (indoor use)!

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Safety notes
Danger zone
The control unit is not suitable for use in areas in which special conditions prevail (e.g. corrosive or explosive atmospheres).
Power failure
In the event of a power failure or if the Perfecta is switched off, the last speed set is saved and re-activated on power-up.
Intermittent operating mode S6 (4min/10min) is the designation for continuous operation with intermittent loading.
The recommended loading time is 4 minutes at a running time of 10 minutes.

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5. Description of knee control unit
Fitting for blow out function
Connecting socket for foot-
operated starter (optional)
Connecting socket for
operating controls
Power socket
Coolant regulator
Power switch ON / OFF (I / 0)
Connecting socket for
motor handpiece
LA-9
LA-66 (optional)
Air supply
Coolant supply (control unit with
external coolant supplying)
Fuse holder with 2 fuses
Operating panel for speed
regulation and motor start
M
S
M
Production year

14
Knee control unit assembly
 Mark the screw holes with the enclosed drilling template or
holding plate.
 Pre-drill 4 screw holes with ø 3 mm.
Note dimensions:
H = 550 to 600 mm
H1 = at least 90 mm
D = 90 mm (control unit with external coolant supplying)
125 mm (control unit with internal coolant supplying)
measured from the front edge of the bench
L = 100 mm
A = 40 mm

15
Knee control unit operation
 Connect the motor cable,
operating controls, air hose,
foot-operated starter (optional),
coolant hose (control unit with
external coolant supplying) and
mains cable.
Note the positioning!
 Insert control unit up to the
limit stop on the holding plate.
One drop of oil makes
insertion easier.
 Push in the fitting for the blow
out function up to the limit stop.
 Switch on control unit (I).
Before connect or disconnect mains cable, motor cable, operating controls, foot-operated starter (optional), air hose,
coolant hose (control unit with external coolant supplying) switch off the control unit.

16 16
6. Description of table control unit with internal coolant supplying
Power socket
Power switch ON / OFF (I / 0)
Fuse holder with 2 fuses
Foot stand
Production year
Connecting socket for foot-
operated starter (optional)
Connecting socket for
operating controls
Connecting socket for
motor handpiece
LA-9
LA-66 (optional)
Air supply
M
S
M
Coolant regulator

17
Description of table control unit with external coolant supplying
Power socket Power switch ON / OFF
(I / 0)
Fuse holder with 2 fuses
Connecting socket for foot-
operated starter
Connecting socket for
operating controls
Production year
Air supply
Coolant supply
Connecting socket for
motor handpiece
LA-66 (optional)
LA-9
M
S
M
M
Coolant regulator

18
Starting operation – Table control unit
Push buttons for
blow out function
Pedal for
speed regulation
Foot-operated starter
 Connect the motor cable, operating
controls, foot-operated starter, air hose,
coolant hose (control unit with external
coolant supplying) and mains cable.
Note the positioning!
 Assemble the control unit onto the
foot stand with compressed operating
panel (control unit with internal coolant
supplying).
Note the positioning!
 Switch on control unit (I).
Before connect or disconnect mains
cable, motor cable, operating controls,
foot-operated starter, air hose, coolant
hose (control unit with external coolant
supplying) switch off the control unit.

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7. General starting operation – Filling of the coolant tank
 Pull out the coolant tank.
 Ventilate the coolant tank by
putting pressure on the valve.
 Close the coolant tank.
Pressure build-up in the
coolant tank
 Push in the coolant tank
until it engages audibly.
Only insert a deaerated
coolant tank.
By ventilation at the first filling or if the coolant tank was emptied completely during work, it can coming to delays in
coolant escaping.
W&H recommend the use of distilled water.
 Open the coolant tank and
fill in the coolant.

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General starting operation – Regulating coolant
 Increase coolant.
 Decrease coolant.