Novag novaG-2K Service Manual Download Page 2

 

novaG 

– 2K 

Service Manual 

 

2/23 

Issue 1.6  

Ref. NR-00026-ENG 

http://www.novag.eu/

 

 

HI-TECH  SPRAY  EQUIPMENT

,  S.  A.  (hereinafter  “HI-TECH”)  provides  this 

LIMITED  WARRANTY

  (hereinafter 

“Warranty”)  to  the  original  purchaser  (hereinafter  “Customer”)  covering  this  equipment  and  the  original  HI-TECH 
manufactured  accessories  delivered  with  t

he  equipment  (hereinafter  “Product”)  against  defects  in  material  or 

workmanship  of  the  Product  (hereinafter  “Defect”  or  “Defective”)  for  a  period  of  two  (2)  years  from  the  date  of  first 
purchase as shown on the original HI-TECH 

invoice (hereinafter “Warranty Period”). 

 

If  during  the  Warranty Period  under  normal  use,  the Product is suspected  by  Customer  to  be  Defective  in material  or 
workmanship, it is Customer’s responsibility to contact HI-TECH and return the Product to HI-TECH as directed by HI-
TECH,  freight  prepaid.    If  HI-TECH  determines  that  the  Product  is  Defective  and  that  such  Defect  is  covered  by  this 
Warranty,  HI-TECH  will  credit  Customer  for  the  reasonable  freight  charges  incurred  by  Customer  in  returning  the 
Defective  Product  to  HI-TECH,  and  HI-TECH  (or  its  authorized  agent)  will,  at  HI-TECH

’s option, repair or replace the 

Product, subject to the following:  

 

Original Invoice: The original invoice must be kept as proof of the date of first sale and the Product serial number.  The 
Warranty does not cover any Product if the Original Invoice appears to have been modified or altered, or when the serial 
number on the Product appears to have been altered or defaced. 

Product  Maintenance: 

It  is  the  Customer’s  responsibility  to  maintain  the  Product  properly.    See  your  maintenance 

schedule and owner’s manual for details.  The Warranty does not cover an improperly maintained Product.  

Non-HI-TECH Components and Accessories: Non-HI-TECH manufactured components and accessories that are used 
in the operation of the Product are not covered by this Warranty.  Such components and accessories shall be subject to 
the warranty offered to the Customer, if any, by the original manufacturer of such component or accessory. 

Other Warranty Exclusions: The Warranty does not cover any Product that HI-TECH determines has been damaged or 
fails to operate properly due to misuse, negligence, abuse, carelessness, neglect, or accident.  By way of example only, 
this includes: 

 

Normal wear and tear. 

 

Improper or unauthorized installation, repair, alteration, adjustment or modification of the Product. 

 

Use of heating devices, pumping equipment, dispensers, or other parts or accessories with the Product that 
have not been approved or manufactured by HI-TECH. 

 

Failure to follow the operating instructions and recommendations provided by HI-TECH. 

 

Cosmetic damage.  

 

Fire, flood, “acts of God,” or other contingencies beyond the control of HI-TECH. 

 

THE  WARRANTY  DESCRIBED  HEREIN  IS  THE  EXCLUSIVE  REMEDY  FOR  THE  CUSTOMER  AND  IS  IN  LIEU  OF  ALL  OTHER 
WARRANTIES,  EXPRESS,  IMPLIED,  STATUTORY  OR  OTHERWISE,  AND  THE  IMPLIED  WARRANTIES  OF  MERCHANTABILITY 
AND FITNESS FOR A PARTICULAR PURPOSE AND ALL OTHER WARRANTIES ARE HEREBY DISCLAIMED.  TO THE FULLEST 
EXTENT PERMITTED BY LAW, HI-TECH SHALL NOT BE RESPONSIBLE, WHETHER BASED IN CONTRACT, TORT (INCLUDING, 
WITHOUT  LIMITATION,  NEGLIGENCE),  WARRANTY  OR  ANY  OTHER  LEGAL  OR  EQUITABLE  GROUNDS,  FOR  ANY 
CONSEQUENTIAL,  INDIRECT,  INCIDENTAL,  LOST  PROFITS,  SPECIAL,  PUNITIVE  OR  EXEMPLARY  DAMAGES,  WHETHER  TO 
PERSON  OR  PROPERTY,  ARISING  FROM  OR  RELATING  TO  THE  PRODUCT,  EVEN  IF  HI-TECH  HAS  BEEN  ADVISED  OF  THE 
POSSIBILITY OF SUCH LOSSES OR DAMAGES. 

 

Non-Warranty Service by HI-TECH: If HI-TECH determines that the suspected Defect of the Product is not covered by 
this  Warranty,  disposition  of  the  Product  will  be  made  pursuant  to  the  terms  and  conditions  of  HI-TECH

’s  written 

estimate on a time and materials basis. 

Continuing  Warranty  for  Products  Repaired  or  Replaced  under  Warranty:    Following  the  repair  or  replacement  of  a 
Product covered by this Warranty, such Product will continue to be subject to the original Warranty for the remainder of 
original  Warranty  Period  or  for  three  (3)  months  from  the  repair  or  replacement  date,  whichever  is  longer.No  Rights 
Implied: Nothing in the sale, lease or rental of any Product by HI-TECH shall be construed to grant any right, interest or 
license in or under any patent, trademark, copyright, trade secret or other proprietary right or material owned by anyone; 
nor does HI-TECH encourage the infringement of same. 

Exclusive Warranty: This writing is the final, complete, and exclusive expression of the Warranty covering the Product.  
Any  statements  made  by  HI-TECH,  its  employees  or  agents  that  differ  from  the  terms  of  this  Warranty  shall  have  no 
ef

fect.  It is expressly understood that Customer’s acceptance of this Warranty, by performance or otherwise, is upon 

and subject solely to the terms and conditions hereof, and any additional or different terms and conditions proposed or 
expressed  by  Customer  or  anyone,  whether  in  writing  or  otherwise,  are  null  and  void  unless  specifically  agreed  to  in 
writing by an Officer of HI-TECH. 

 

WARRANTY 

Summary of Contents for novaG-2K

Page 1: ...ad all the technical and safety documentation included in this manual carefully Pay special attention to the information to know and understand the operation and the conditions of use of the unit All...

Page 2: ...se of heating devices pumping equipment dispensers or other parts or accessories with the Product that have not been approved or manufactured by HI TECH Failure to follow the operating instructions an...

Page 3: ...shes information to alert on a situation that might cause serious injuries if the instructions are not followed CAUTION establishes information that indicates how to avoid damage to the unit or how to...

Page 4: ...andling of the raw materials and solvents used in the process carefully read the safety information provided by your supplier Deal with the waste caused according to current regulations Disconnect the...

Page 5: ...imply turn the valve switch reverts into time saving during set up and application Proportioning Pumps Comprises two positive displacement piston pumps driven by a pneumatic motor The system includes...

Page 6: ...al Active Power ___________________________________________________________ Mechanical Maximum Working Pressure air supply 9 bar _________________________ 200 bar 20 MPa Maximum Production Ratio 1 1 _...

Page 7: ...novaG 2K Service Manual 7 23 Issue 1 6 Ref NR 00026 ENG http www novag eu Figure 1 General Description novaG 2K GENERAL DESCRIPTION...

Page 8: ...circulation valve Open Close the recirculation from ISO Pump to external ISO tank 11 Polyol Recirculation valve Open Close the recirculation from POL Pump to external POL tank 12 Retract Valve Sets th...

Page 9: ...red Isocyanate and blue Polyol enabling them to be rapidly distinguished To avoid errors in connecting the coupling connectors of the Isocyanate and Polyol hoses the connectors are of different sizes...

Page 10: ...n to the external ISO tank Before using the unit the retained air and the residual oil from the operating tests made in the factory must be eliminated To purge the whole circuit proceed as follows a O...

Page 11: ...ressure for the decreasing cycle of the proportioning pumps first and then adjust the pressure for the increasing cycle A little pressure imbalance between the increasing and the decreasing cycle of t...

Page 12: ...ON To avoid possible product leakage and early failure of the pump seals the pressure must not be reduced to zero It is recommended to keep the system with a minimum pressure of 30 bar 400 psi to exte...

Page 13: ...gather up the products contained inside the machine e Open the manual valves on the coupling block f Turn the RETRATC valve g Turn the air supply valve the proportioning pumps will move h Allow the pr...

Page 14: ...block to gather up the products contained inside the machine f Open the manual valves on the coupling block and turn the air supply valve the proportioning pumps will move g Allow the products to come...

Page 15: ...and put the operator at risk To prevent possible bodily harm caused by incorrect handling of the raw materials and solvents used in the process carefully read the safety information provided by your s...

Page 16: ...ost in a descending direction check the aspiration ball valve lower valve Proceed as follows to check the ball checks a Disconnect the machine from the pneumatic supply and close all supply valves and...

Page 17: ...nt the products from being maintained at a minimum temperature of 12 C auxiliary heating elements must be used to condition the products as the minimum temperature required for the transfer b The prod...

Page 18: ...g out any operation of mantinence To avoid damage caused by the impact of pressurized fluids do not open any connection or perform maintenance work on components subject to pressure until the pressure...

Page 19: ...e of the new components please refer to tables 16 in the Service Manual NR 00025 for p n of the different models and sizes Also inspect the lower and upper ball and the seat assembly looking for wear...

Page 20: ...of absorption of moisture and the possibility of contamination through the reaction with the solvent used in the cleaning operation To check the product inlet filters proceed as follows a Disconnect t...

Page 21: ...of Isocyanate that lies on the pump shaft during the pumping operation If the gaskets and the seals are in a good state the plasticizing oil will not have to be changed so frequently To replace the pl...

Page 22: ...__________________________ 9 Start up procedures___________________________________________ 11 Daily Shutdown ______________________________________________ 12 Cleaning _______________________________...

Page 23: ...Manual 23 23 Issue 1 6 Ref NR 00026 ENG http www novag eu Figure 1 General Description novaG 2K ___________________________ 7 Figure 2 Method of union of the Hoses ____________________________ 9 LIST...

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