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Page 9 

8. Instructions for assembly 

These indications are for specialised technical personnel and basic work and 

safety techniques are not indicated. 

All  preparatory,  assembly  and  electrical  connection  operations  must  be  performed  by 
specialised  technical  personnel  to  guarantee  optimal  function  and  service  of  the 
actuator. 

Check that the following fundamental conditions have been met: 

 

Actuator specifications must be sufficient for movement of the window without 
encountering  any  obstacle.  The  limits  indicated  in  the  technical  data  table 
must not be superseded 

(page 7)

 and the most appropriate stroke should be 

selected.  Calculations  should  be  checked  using  the  formula  indicated  on 
page 5. 

 

Attention.

  Check  that  the  electrical  power  supply  corresponds  to  that 

indicated on the TECHNICAL DATA label on the machine. 

 

Ensure  that  the  actuator  has  not  been  damaged  during  transport,  first 
visually and then by powering in both directions. 

 

Check that the width of the inside of the window (where the actuator is to 
be  assembled)  is  over  375  mm,  otherwise  the  actuator  should  not  be 
installed.  

 

Check that once the actuator has been installed the 
distance between the fixed part of the window frame 
(where  the  actuator  is  to  be  assembled)  and  the 
mobile part of the window frame (where the bracket 
is to be fixed) is greater than or equal to 0 mm (Fig. 
1). If this is not the case the actuator will not function 
correctly  as  the  window  will  not  close  correctly.  If 
required,  add  additional  thickness  below  the  support 
brackets to reset the quota.

 

 

For bottom hung window frames injury could be caused by accidental falls 
of the window. An appropriately sized flexible link arm or fall prevention safety 
system designed to resist a force equal to at least three times the total weight of 
the window 

MUST

 be installed. 

8.1. 

Preparation of actuator for assembly 

Before  starting  assembly  of  the  actuator,  prepare  the  following  material  for 
completion, equipments and tools.  

 

For fixing onto metal window frames: M5 threaded inserts 

(6 pieces)

, M5x12 flat 

headed metric screws 

(6 pieces)

 

For fixing onto wooden window frames: self threading screws for wood Ø4.5 

(6 

pieces)

Figure 1 

>=0 

Summary of Contents for KATO 253

Page 1: ...Code 4420052 Edition no 3 of October 2012 K KA AT TO O 2 25 53 3 CHAIN OPERATED ACTUATOR FORCE 250 N MAXIMUM STROKE 360 MM VOLTAGE 110 230V A C 50 60HZ 24V D C MANUAL FOR INSTALLATION AND USE English...

Page 2: ...ing and indications for use provided with the product indicate presumed conformity to the directives issued by the European Community The manufacturer holds the technical archive with documentation pr...

Page 3: ...trical power supply 8 7 1 Selection of power cable section 8 8 Instructions for assembly 9 8 1 Preparation of actuator for assembly 9 8 2 Assembly for top hung windows outward opening 10 8 3 Assembly...

Page 4: ...is destined exclusively for the use for which it has been designed and the manufacturer accepts no responsibility for damage incurred by improper use The actuator is destined exclusively for installat...

Page 5: ...ion switch the appliance off at the general switch and call for the services of a qualified technician 2 Formulas and recommendations for installation 2 1 Calculation of opening closure force Using th...

Page 6: ...nerated using electrical energy that powers a reduction motor controlled by a functional electrical device Windows can be programmed to open and the device allows chain opening at 240 and 360 mm When...

Page 7: ...KATO 253 230V KATO 253 24V Force exerted by thrust and traction 250 N Strokes can be selected at any time 240 360 mm Power supply voltage 110 230V a c 50 60Hz 24V d c Rated absorbed current 0 180 A 0...

Page 8: ...KATO 253 actuator is commercially available in two versions identified according to electrical specifications 1 KATO 253 230V a c runs on grid tension of 110 230V a c 50 60Hz 10 with a three wire cabl...

Page 9: ...he window where the actuator is to be assembled is over 375 mm otherwise the actuator should not be installed Check that once the actuator has been installed the distance between the fixed part of the...

Page 10: ...template Fig 5 E Apply the brackets A to the window frame using flat head screws as indicated above Check both horizontal and vertical alignment of brackets F Assemble the hinge for top hung windows...

Page 11: ...emplate coincides with centrepoint X traced earlier Fig 9 Attention for non coplanar window frames cut the grey part of the template along the green line and apply onto the mobile part of the window f...

Page 12: ...t the seals 9 Electrical connections Machines have been equipped with a power connection cable which complies with safety regulations and protection against radio disturbance Before performing the ele...

Page 13: ...rect compression to the seals and release the mechanical parts Check that hinges and support brackets are rigidly attached to the window frame and all screws correctly fixed into position For aluminiu...

Page 14: ...tion during installation or use Problem Possible cause Solution Actuator does not work No electricity at feeder Check status of circuit breaker or safety switch Cable not connected or wire disconnecte...

Page 15: ...6 Certificato di conformita DECLARATION OF CONFORMITY NEKOS S r l Via Capitoni 7 5 36064 Mason Vicentino VI ITALY 0424 411011 Fax 0424 411013 www nekos it info nekos it Il sottoscritto legale rapprese...

Page 16: ...Page 16 NEKOS S r l I 36064 MASON VICENTINO VI Via Capitoni 7 5 Telephone 0039 0424 411011 Fax 0039 0424 411013 info nekos it http www nekos it...

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