KaVo EWL 2 User manual

Operating instructions
Electric Dispenser Hoist EWL 2, 3, 4.
Always on the safe side.

KaVo Elektrotechnisches Werk GmbH
Wangener Straße 78
D-88299 Leutkirch
Tel.: 0 75 61 / 86-150 • Fax: 0 75 61 / 86-265

1
Electric Dispenser Hoist EWL 2, 3, 4
A 1 User information ................................................................................................................................................................2
A 1.1 Meaning of the pictograms ..........................................................................................................................................2
A 1.2 Important information ..................................................................................................................................................2
A 1.3 Precautions ..................................................................................................................................................................2
A 1.4 Verwendungszweck und Einsatzmöglichkeit ..............................................................................................................3
A 2 Scope of delivery – Accessories ......................................................................................................................................3
A 2.1 Scope of delivery ........................................................................................................................................................3
A 2.2 Accessories ..................................................................................................................................................................3
A 3 Mains voltage – Mains frequency ......................................................................................................................................3
A 4 Location ..............................................................................................................................................................................4
A 4.1 Wandvoraussetzungen ................................................................................................................................................4
A 4.2 Raumvoraussetzungen ................................................................................................................................................5
A 5 Mounting and connection ..................................................................................................................................................6
A 5.1 Mounting the guide rail ................................................................................................................................................6
A 5.2 Later mounting of the guide rail with EWL Plaster Dispenser 30 already fitted ..........................................................6
A 5.3 Mounting on an out-of-line or un-even wall ................................................................................................................7
A 5.4 Mounting the load arm ................................................................................................................................................8
A 5.5 Mounting the carriage ................................................................................................................................................8
A 5.6 Mounting the threading rail ........................................................................................................................................9
A 6 Preparations for commencing operation ........................................................................................................................10
A 7 Controls and functional elements ..................................................................................................................................10
A 8 Operation ..........................................................................................................................................................................11
A 9 Maintenance ......................................................................................................................................................................13
A 10 Operating faults ................................................................................................................................................................14
A 11 Technical data ..................................................................................................................................................................15
A 12 Dimension sheet for silo lift..............................................................................................................................................16
Guarantee Information ........................................................................................................................................................18
EC-Declaration of Conformity ..............................................................................................................................................19
Spare parts ..........................................................................................................................................................................20

2
Electric Dispenser Hoist EWL 2, 3, 4
A 1.2 Important information
The instructions for use should be
read by the user before starting up the
unit for the first time, in order to avoid
incorrect operation and other damage. If
other language versions are required, please
request these from your responsible KaVo
agent. Duplication and distribution of the
instructions for use (IU require KaVo's
prior consent.
All technical data, information and proper-
ties of the product described in the IU cor-
respond to the state on going to press.
Modifications and improvements to the
product as a result of new technical devel-
opments are possible.
This does not imply any right to retrofitting
of existing units.
KaVo assumes no responsibility for damage
arising through:
• external influences (poor quality of the
media or inadequate installation
• use of incorrect information
• improper use
• improperly performed repairs.
Repair and maintenance work - apart from
the activities described in these instructions
for use - may be performed only by quali-
fied technical personnel.
In the event of modifications by third par-
ties, the approvals become null and void.
KaVo recommends using only original
spare parts for operation and for repair.
A 1.3 Precautions
Safe operation and protection of the unit
are ensured only through proper use in
accordance with the instructions for use and
using the tools approved for the purpose.
The following should also be observed:
• the work safety regulations,
• the accident prevention regulations.
In accordance with these conditions it is the
duty of the user:
• to use only flawless working materials,
• to observe correct usage and applications,
• at no time to exceed the maximum
carrying capacity,
• to ensure that nobody finds themselves
under the hoist or the mobile carrier when
in operation,
If the unit is not in operational condition as
prescribed by regulations, or improperly
used , for example:
• for the transportation of inappropriate
loads,
this can lead to the following consequences:
• loosening of wall fixtures
• breakage of the steel rope
• damage to the hoist arm, the guide rollers,
the motor or the drive movement.
• Safety features must not be bridged or
bypassed.
• Danger notices on the product are to be
observed.
• Other mechanical dangers are not to be
ruled out.
• Silolift to be operated by only one person.
A 1 User information
A 1.1 Meaning of the pictograms
Situations where failure to follow the
instructions may lead to danger,
damage to material or operating faults.
Important information for operator
and engineer.
Automatic mode
Automatic sequence
Close, screw in,
fasten, etc.
Open, release, loosen
+ more, higher
- less, lower
• Continuous operation
Time, time sequence
Disconnect mains plug

3
Electric Dispenser Hoist EWL 2, 3, 4
A 1.4 Usage and applications
To be operated by only one person.
For positioning of the plaster dispenser, and
hoisting to its final location.
For re-filling of the dispenser, and lowering
into position.
Any other uses or applications are
considered to be “not in accordance
with the designed purpose“. KaVo will not
be liable for any damages resuting from
such cases.
The following also form part of the usage
requirements:
• Observance of all advice to be found in
the operating instructions, and
• Carrying out of the maintenance
procedures.
A 2 Scope of delivery – Accessories
A 2.1 Scope of delivery
Check the equipment schedule for
discrepancies.
EWL Electric Dispenser Hoist comprising:
1 Guide rail
1 Load arm
1 Carriage
1 Protective tube
1 Power plug
1 Threading rail
1 Set of screws
1 Mounting rail
A 2.2 Accessories
Accessories required
EWL Electric Plaster Dispenser 30
Accessories supplied on request
Lock case Mat. No. 0.659.3361
Trolley Mat. No. 0.658.4460
A 3 Mains voltage – Mains frequency
Electrical connection
Check that the local mains voltage and
mains frequency coincide with the
specifications on the rating plate.

4
Electric Dispenser Hoist EWL 2, 3, 4
A 4 Location
Proper operation
of the electric hoist Silolift can be achieved
only in accordance with the requirements
laid out in DIN EN 61010.
- Internal use
- Temperature range 5°C to 40°C
- max. relative humidity 80% at
temperatures up to 3°C, which linearly
reduces to 50% relative humidity at
40°C
Voltage fluctuations must not vary
more than ±10% of the nominal voltage.
- Excessive voltage in accordance with
installations- category (voltage-surge
category II (see Appendix J .
For minimum and normal
electricity supply, Category II applies.
- Degree of pollution 2 according to
IEC 664.
• The required dimensions and
weights are to be taken into account!
• heck the load-bearing capacity of the
proposed wall!
• see A 11 Dimensions Sheet
A 4.1 Room prerequisites
With Group I building materials
Wall thickness:
Concrete 200 mm
Bricks 115 mm
Solid limestone 240 mm
the set of screws supplied must be used.
With Group II building materials
Wall thickness:
Perforated bricks 115 mm
Porous bricks 115 mm
Perforated limestone 240 mm
Light concrete (pumice 115 mm
Gas concrete 240 mm
Hollow blocks of light concrete 240 mm
injection dowel plugs Mat. No. 0.224.6666
and screw Mat. No. 0.251.0202 with washer
Mat. No. 0.242.4022 must be used
(not included in parts supplied .

5
Electric Dispenser Hoist EWL 2, 3, 4
A 4.1 Wall prerequisites
EWL Electric Dispenser Hoist 2
Min. ceiling height: 2590 mm
Min. wall length: 2196 mm
Weight: 75.0 kg
EWL Electric Dispenser Hoist 3
Min. ceiling height: 2590 mm
Min. wall length: 2610 mm
Weight: 80.0 kg
EWL Electric Dispenser Hoist 4
Min. ceiling height: 2590 mm
Min. wall length: 3016 mm
Weight: 85.0 kg
EWL Electric laster Dispenser 15
Weight - empty: approx. 17 kg
Capacity approx. 15 kg
Weight - full: approx. 32 kg
EWL Electric laster Dispenser 30
Weight - empty: approx. 20 kg
Capacity approx. 30 kg
Weight - full: approx. 50 kg
Maximum depth of the table or cabi-
net under the EWL Electric
Dispenser Hoist must not exceed 700 mm.

6
Electric Dispenser Hoist EWL 2, 3, 4
A 5 Mounting and connection
A 5.1 Mounting the guide rail
see A 12 Dimension sheet for silo
lift.
Mark the top installation level
(= 2560 mm on the wall.
Hold the guide rail 2with its top holes w
against this line and mark the holes.
Please observe the lateral mini-mum
wall distances (right 150 mm, left
100 mm !
Centre drill the marked holes
∅10 x 90 mm and insert dowel plugs.
Screw on the guide rail ” except for
screw (A and align it horizon-tally.
A 5.2 Later mounting of the guide
rail with EWL Plaster Dispenser 30
already fitted
Fit the mounting strip ein the top guide
bracket rof the dis-penser console.
Apply the guide rail 2horizontally and
insert the groove tin the mounting strip.
Align the guide rail 2horizontally and
fasten it to the wall (see 5.1 .

7
Electric Dispenser Hoist EWL 2, 3, 4
A 5.3 Mounting on an out-of-line or
un-even wall
Spacers must be used in accor-dance with
the following tables to achieve the correct
alignment.
Group I building materials
Group II building materials
Group I building materials
Spacer mm Screws Remarks
Washer 0-3 Wood screw 7 x 105 In parts supplied
Mat. No. 0.247.2130
11x3x34 6-12
Mat. No. 15-24 Wood screw 7 x 120 not in parts supplied
Mat. No. 0.247.2135
0.244.7005 27-33
Group II building materials
Spacer mm Screws Remarks
washer 0-3 screw M 10 x 20 not in parts
Mat. No. 0.251.0202
11 x 3 x 34 6-12 screw M 10 x 30 supplied
Mat. No. 0.251.0203
Mat.No. 15-24 screw M 10 x 40
Mat. No. 0.251.0205
0.244.7005 27-33 screw M 10 x 50
Mat. No. 0.251.0208

8
Electric Dispenser Hoist EWL 2, 3, 4
A 5.4 Mounting the load arm
Insert the load arm 3into the guide rail
2at the side.
Screw the protective tube 0with the
guide rail 2 (hole A to the wall.
Please observe the minimum dis-
tance of 10 mm to the outer edge of
the guide rail
2 .
Align the protective tube 0vertically, drill
the lower securing point öand screw to
the wall.
The protective tube 0 is a safety
limit stop against accidental with-
drawal of the load arm
3 .
A 5.5 Mounting the carriage 1
Unscrew rubber buffer uand screws z
on load arm 3.
Move the carriage 1with groove iin
the direction of the arrow along the load
arm 3.
Screw on the rubber buffer uand screws
zagain.
The rubber buffer u and screws z
are limit and safety stops for the
carriage.
Unscrew screws oon protective tube 0
and pull through the power cord until the
nearest socket outlet can be reached.
Work on the electrical part of the
equipment may only be carried out
by specialists or staff trained in the factory,
who are familiar with the safety regulations!
Connect the power plug 8according to
regulations.

9
Electric Dispenser Hoist EWL 2, 3, 4
A 5.6 Mounting the threading rail
Move the carriage 1in the direction of
the arrow up to the limit stop.
Lift the carriage 1and load arm 3in the
direction of the arrow using the
support tube and slide them in the direction
of the limit stop.
Swivel in the carriage 1with swi-velling
part of the guide rail 2in the direction of
the arrow up to the limit stop (parking
position .
Apply the threading rail 4to the wall with
the plastic protection pcentral to the sup-
port rail q. Align horizontally / vertically
and mark holes.
Centre drill the marked holes ∅6 mm.
Insert dowel plugs and screw on the
threading rail 4.

10
Electric Dispenser Hoist EWL 2, 3, 4
A 6 Preparations for commencing
operation
Insert the power plug 8in the correctly
fused socket outlet provided.
Check the following functions:
The carriage 1must move smoothly with-
out hindrance to the limit stop aof the
load arm 3.
The carriage 1, presently against the limit
stop on the load arm 3, must move with-
out hindrance up to the limit stop sof the
guide rail 2.
A 7 Controls and functional elements
1Carriage
2 Guide rail
3 Load arm
4 Threading rail
5 Steel rope
6 Load hook
7 UP/DOWN button
8 Power plug
9 Power cord
0 Protective tube
q Support tube

A 8 Operation
• The maximum loading capacity is 500 N !
Do not exceed this limit on any account!
• Use only in accordance with regulations!
• Do not step under raised load or carriage
3 !
The Silolift can be operated by one
person!
Swivel out the carriage 1and load arm 3
in the direction of the arrow up to the limit
stop on the guide rail. Slide the carriage 1
in the direction of the arrow up to the limit
stop on the guide rail 2.
Raise the support tube qin the direction
of the arrow and move the load arm 3
right up to the desired position.
The load arm 3 engages in the posi-
tion central to the dispenser.
Lower the load hook 6down to the cover
stop fby operating the button d.
Raise the load hook 6by pressing the but-
ton gthereby raising the plaster container
jto the limit stop (automatic limit off-
switching .
The load hook 6 automatically
hooks into the bracket
h .
Move the carriage 1forwards in the direc-
tion of the arrow and operate the button d
to lower the container jdown onto the
EWL trolley or the floor.
Fill the container jwith plaster.
11
Electric Dispenser Hoist EWL 2, 3, 4

12
Electric Dispenser Hoist EWL 2, 3, 4
Hook the load hook 6into the bracket h
again and raise the full plaster container to
the stop by operating the button g.
Load hook 6 with suspended pla-
ster container
j is stopped at the
upper limit stop by an auto-matic limit
switch.
Move the carriage 1in the direction of the
arrow to the rear limit stop.
Operate the button dto lower the plaster
container in the direction of the console k.
During the lowering process, push
the container
j against the con-sole
k . The container j must engage fully in
the supports of the console
k .
Lower the load hook 6to the cover f
stop. Move the carriage 1slightly for-
wards and raise the load hook 6to the
stop by operating the button g.
Slide the carriage 1up to the limit stop on
the guide rail 2. Raise the load arm 3and
move it to the left into the parking position.

A 9 Maintenance
Repairs and servicing work on the
electrical part of this equipment must
only be undertaken by experts or by
persons trained in our factory who are
aware of the safety regulations. Disconnect
the mains plug from the power supply or
switch off the disconnecting switch before
opening any part of the equipment.
9.1 Maintenance – monthly.
Check the reel-in track and steel rope 4
for anchorage.-examine electricity supply
cables for wear and damage.
If there are any breaks in the strands
of the steel rope
4 , then the rope
must be changed for safety reasons!
9.2 Maintenance – annually.
Check the anchorage of the guide rail 1 on
the wall.
9.3 Annual function checks:
• Downwards switch-off
Press button 2“AB“ – switch-off must
follow when the load hook 3is
4 - 6 cm above the floor.
• Upwards switch-off
Press button 1“AUF“, - check if the
upwards switch-off functions.
• Move the Silolift up and down under load
no unusual sounds, such as screeching or
similar, should be audible.
Points 9.1 - 9.3 must be documen-
ted, and kept with a “Maintenance
and Function hecks Record“ for the
Silolift.
Cleaning
Wipe away any dirt on the outside with a
damp cloth.
When cleaning , prevent any ingress
of water into the unit.
13
Electric Dispenser Hoist EWL 2, 3, 4
1
4
3
2

14
Electric Dispenser Hoist EWL 2, 3, 4
A 10 Operating faults
ower cord 9does not coil up
automatically
ossible causes
a Power cord 9jammed
b Cable pulley ldefective
Remedy
a Remove obstacle to the power
cord 9
b Check cable pulley land
replace if necessary
Steel 5rope does not coil
ossible causes
a Steel rope 5twisted
b Button 7or motor faulty
Remedy
a Unroll the steel rope 5to the fullest
extent and roll it up again under load
b Check button 7or motor and
replace if necessary

15
Electric Dispenser Hoist EWL 2, 3, 4
A 11 Technical data
Dimensions:
Length:
Dispenser hoist EWL 2 1540 mm
Dispenser hoist EWL 3 1950 mm
Dispenser hoist EWL 4 2360 mm
Depth:
Dispenser hoist EWL 2/3/4 1150 mm
Weight:
Dispenser hoist EWL 2 75 kg
Dispenser hoist EWL 3 80 kg
Dispenser hoist EWL 4 85 kg
Connected load: 200 W
Max. load capacity: 500 N
Static load:
Working load 500 N
(300 N plaster + 200 N dispenser weight)
+ 300 N hoist weight (Silolift)
Total weight 800 N FGD1=1000 N
Dynamic shock load during operation
FGD1=1000 N
Rated voltage
Voltage range: 100- 127 V 50/60 Hz
220- 240 V 50/60 Hz
Connected load: 200 W
Method of operation: S2 - 5 min
Decibel emissions: < 70 dB (A
Year of manufacture: see nameplate
We reserve the right to make any alterations
Rated voltage
Voltage range: 100- 127 V 50/60 Hz
220- 240 V 50/60 Hz
Connected load: 200 W
Method of operation: S2 - 5 min
Decibel emissions: < 70 dB (A

16
Electric Dispenser Hoist EWL 2, 3, 4
2560 mm
2520 mm
Statische Belastung
500 N Nutzlast (300N Gips+200N Silogewicht
+300N Eigengewicht
800 N Gesamtgewicht FGS1
Dynamische Stoßbelastung während des
Betriebes FGD1=1000N
FGS1=800N
FGD1=1000N
FS2= 2000N (stat.)
FD2= 2500N (dyn.)
A 12 Dimension sheet for silo lift
Static load:
Working load 500 N
(300 N plaster + 200 N dispenser weight)
+ 300 N hoist weight (Silolift)
Total weight 800 N FGD1=1000 N
Dynamic shock load during operation
FGD1=1000 N

17
Electric Dispenser Hoist EWL 2, 3, 4
2322 mm
2480 mm
2137 mm
2540 mm
SK 01 574

18
Electric Dispenser Hoist EWL 2, 3, 4
Guarantee Information
Within the scope of the current Delivery and Payment Conditions, KaVo EWL warrants the unit to be free from malfunctions, defects in
both materials and workmanship for a period of six months from the date of purchase. At the end of this warranty period, KaVo provides a
further 6-month guarantee for faults arising, which can be traced back to deficiencies in materials or the manufacturing process.
For established complaints, the guarantee covers only the supply or repair of replacement parts, free of charge. KaVo EWL is not liable for
defects, and their consequences, caused by or which could be caused by normal wear; misuse; improper cleaning or maintenance; failure to
follow the operating, maintenance or electrical regulations; corrosion; air pollution; chemical or electrical influences which are unusal, or
not in accordance with factory regulations.
The guarantee does not apply if defects, or consequential damage, are the result of unauthorised modifications and alterations to the
product. Entitlement to the guarantee can only be validated if claims are submitted to KaVo EWL without delay, in writing.
Return of the product must be accompanied by a copy of the invoice or delivery note, on which the serial number is clearly indicated.