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Service Manual 

2/25 

1.4 Issue  

Ref. NR-00073-ENG 

http://www.gamapur.com

 

 

 
GARRAF MAQUINARIA, S. A. (hereinafter “GAMA”) grants this Guarantee limited to the original purchaser 
(hereinafter  “Client”)  for  the  equipment  and  the  original  accessories  delivered  with  the  equipment 
(hereinafter “Product”) against any fault in design, materials or manufacture of the Product at the time of 
the first purchase by the users and for a period of two (2) years there from. 

If during the guarantee period and under normal conditions of use, the Product should fail to work correctly 
due  to  defects  of  design,  material  or  manufacture,  the  authorised  distributor  of  the  country  where  the 
GAMA Product or technical assistance service has been purchased shall repair or replace the Product in 
accordance with what is established in the following  

 

CONDITIONS 

a)  The validity of this guarantee will be subject to the presentation of the original invoice issued by 

the GAMA authorised distributor for the sale of the Product along with the Product handed over 
for repair or replacement, which must show the date of purchase and the serial number. GAMA 
reserves the right to refuse to give the guarantee service when the indicated data fail to appear 
on the invoice or have been modified after the purchase of the Product. 

b)  The  repaired  or  replaced  Product  will  continue  to  maintain  the  original  guarantee  for  the  time 

remaining  until  the  end  of  the  guarantee  or  for  three  (3)  months  from  the  repair  date,  if  the 
remaining period of the original guarantee were shorter. 

c)  This guarantee will not be applied to the faults in the Product caused by its faulty installation, the 

natural  wear  and  tear  of  the  components,  any  use  other  than  that  considered  normal  for  this 
Product or which should fail to strictly comply with the instructions of use provided by GAMA; due 
to accident, carelessness, adjustments, alterations or modifications of the Product not authorised 
by  GAMA  or  due  to  the  use  of  accessories,  heating  devices,  pumping  equipment  and/or 
dispensers that have not been approved or manufactured by GAMA. 

d)  The  guarantee  applicable  to  the  components  and  accessories  forming  part  of  the  Product  and 

which  have  not  been  made  by  GAMA  will  be  limited  to  the  guarantee  offered  by  the  original 
manufacturer thereof. 

 

GAMA  WILL  NOT  RECOGNISE  ANY  EXPRESS  ORAL  OR  WRITTEN  GUARANTEES  OTHER  THAN  THIS  PRINTED  LIMITED 
GUARANTEE. ALL IMPLICIT GUARANTEES, INCLUDING, WITHOUT LIMIT, ADAPTATION FOR A SPECIFIC USE, ARE SUBJECT 
TO  THE  DURATION  OF  THIS  WRITTEN  GUARANTEE.  GAMA  DOES  NOT  ASSUME  ANY  KIND  OF  COMMITMENT  OR 
RESPONSIBILITY  FOR  ALL POSSIBLE DAMAGE OR EXPENSE CAUSED BY  FAULTS IN  THE OUTPUT OF  THE PRODUCT, ITS 
WORKING  OR  THE  DISPENSING  OF  MATERIAL  THROUGH  THE  PRODUCT,  INCLUDING,  WITHOUT  LIMITATION,  ALL 
EXPENSES CAUSED BY DAMAGE  TO PEOPLE OR PROPERTY. EQUALLY, GAMA WILL  IN NO CASE  ACCEPT LIABILITY  FOR 
THE LOSS OF SPECULATIVE PROFITS OR COMMERCIAL LOSSES. ALL REPAIRS OR REPLACEMENT OF FAULTY PRODUCTS 
WILL  CONSTITUTE  THE  COMPREHENSIVE  FULFILMENT  OF  GAMA'S  OBLIGATIONS  WITH  RESPECT  TO  THE  CLIENT.  GAMA 
DOES NOT IN  ANY WAY GUARANTEE THE SUITABILITY  OR  APTITUDE OF ITS PRODUCT FOR  ANY PARTICULAR PURPOSE 
OR APPLICATION. 

 

All of the information provided on components which have not been manufactured by GAMA and which is 
based  on  reports  received  from  the  original  manufacturer,  though  considered  precise  and  reliable,  is 
provided without any guarantee or responsibility of any explicit or implicit kind. 

All  concession,  sale  or  financial  leasing  of  the  Product  by  GAMA  in  no  case  explicitly  or  implicitly 
constitutes  any  authorisation,  acceptance  or  concession  for  the  use  of  any  rights  or  patents,  nor  does  it 
encourage, nurture or back their infringement. 

The restrictions on the guarantee suppose no limitation on the legal rights of the consumer established in 
applicable national legislation, nor do they affect any rights derived from the bargain and sale agreement 
between the consumer and supplier. 

 

WARRANTY  

Summary of Contents for Master III Series

Page 1: ...II gun carefully read the technical and safety documentation in this manual Special attention should be paid to the information in order to know and understand the handling and conditions of use of th...

Page 2: ...ifications of the Product not authorised by GAMA or due to the use of accessories heating devices pumping equipment and or dispensers that have not been approved or manufactured by GAMA d The guarante...

Page 3: ...ng you on the situations which could cause serious injury if the instructions are not followed A PRECAUTION establishes information which indicates how to avoid damage to the gun and how to avoid a si...

Page 4: ...ed by your supplier to prevent any possible injury caused by incorrect handling of the raw materials and solvents used in the process Deal with the waste caused according to current regulations To pre...

Page 5: ...2 24 MPa 3500 psi Required air pressure _________________________ 6 8 Kgf cm2 0 6 0 8 MPa 85 114 psi Maximum production ratio 1 1 ________________________________ 18 Kg min 40 lb min Minimum productio...

Page 6: ...For a more precise identification see the Components Manual ref NR 00072 1 Head Unit 2 Polyol Side Cartridge Unit 3 Isocyanate Side Cartridge Unit 4 Polyol Non Return Cartridge Unit 5 Isocyanate Non...

Page 7: ...wise The manual valves control the input flow of each product to the chamber and are located on the Coupling Block 2 Connect the air supply pipe to the connector at the rear of the gun 3 Connect the I...

Page 8: ...hine Service Manual 9 Completely open the manual valves of each product by turning them anti clockwise 10 Press the blocking device and turn it anticlockwise to leave it in projection mode or position...

Page 9: ...and the seals of the non return cartridges 6 Turn the isocyanate cartridge one turn anticlockwise 7 Turn the polyol cartridge one turn anticlockwise 8 Turn the locknut half a turn anticlockwise 9 Pull...

Page 10: ...ve the check valve and filter cartridges use a flat screwdriver to lever and remove the assemblies Be careful not to damage the O rings If for any reason it is not possible to remove the cartridges by...

Page 11: ...ll not be necessary to remove the chamber each day to clean it PRECAUTION To avoid possible contamination by product remains on the gun components do not swap Isocyanate parts with Polyol parts The gu...

Page 12: ...l you are sure that all pressure has been eliminated Use suitable protection when operating maintaining or simply being in the area where the equipment is working This includes but is not limited to t...

Page 13: ...power supply The gun is a component which works under pressure No connection must be opened or maintenance work be done on component subject to pressure until the pressure has been completely eliminat...

Page 14: ...ring on the fixing nut and replace it if necessary 5 Unscrew and remove the isocyanate cartridge 6 Unscrew and remove the polyol cartridge 7 Unscrew the diffuser and inspect the internal seal Round Je...

Page 15: ...re attached with them in the spare parts and in the gun tool kit 11 Put the block in a vessel with gun cleaning liquid 12 To eliminate all product remains put the gun block unit in a vessel with gun c...

Page 16: ...unger shaft turned 45 18 Turn the head until it is in vertical position and push it down so that the positioning grooves fit on to the sleeve 19 If you fail to find this position place the head in the...

Page 17: ...4 Disconnect the air supply from the gun 5 Unscrew the isocyanate side cartridge by turning it anticlockwise and remove it from its housing Clean the housing with gun cleaning solvent and make sure n...

Page 18: ...he Machine Service Manual 2 Completely close the manual valves of each product by turning them clockwise 3 To eliminate the pressure from the gun press the trigger and project with the gun until the p...

Page 19: ...until the pressure has been completely eliminated 1 Remove the coupling block 2 Use a cloth dampened in cleaning fluid to clean the contact surfaces and the seals of the non return cartridge bases 3...

Page 20: ...grip taking special care not to damage the o rings You will note a certain resistance caused by the interference of the seals with the housing wall 12 Screw on the trigger valve nut until it comes up...

Page 21: ...the rear of the gun 2 Remove the retention ring positioning the cylinder block using pliers for seeger rings 3 Pull hard on the blocking device to remove the whole unit from the cylinder sleeve Also...

Page 22: ...using of the plunger Insert the cylinder block unit in the lining pressing until it passes the insertion groove of the retention ring 12 Fit the retention ring using pliers for seeger rings WARNING To...

Page 23: ...amber and if you consider it necessary use a brush to go over the passage holes 2 Unscrew the bolt fixing the lining pin on the rear of the gun 3 Remove the retention ring positioning the cylinder blo...

Page 24: ...ly avoid approaching the cylinder block when pressure is applied to the gun after performing any cleaning repair or maintenance work 9 Fit the sleeve staple and fix it with the screw to the rear of th...

Page 25: ...Method _____________________________________________ 10 Maintenance _________________________________________________ 12 Gun block unit and mix chamber ______________________________________________ 1...

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