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Fault description

Cause

Remedy

Nozzle seat soiled.

Cleaning the nozzle seat  

Ä

 7.2

“Cleaning”.

Nozzle soiled or
defective.

Clean and check the nozzle. If nozzle

is defective, replace it along with the

needle  

Ä

 8.3.1 “Replace needle and

nozzle.”.

Spray jet is too thick in the
middle.

Material too viscous.

Change material consistency.

Horn air pressure too
low

Increase horn air pressure via the flat

jet control  

Ä

 5 “Commissioning”.

Air pressure too low

Increase the air pressure via the total

air control  

Ä

 5 “Commissioning”.

Spray jet is split.

Material too thin.

Change material consistency.

Horn air pressure too
high

Decrease the horn air pressure via the

flat jet control  

Ä

 5 “Commissioning”.

Air pressure too high

Decrease the air pressure via the total

air control  

Ä

 5 “Commissioning”.

Spray jet is uneven (pul-
sating). The spray pattern
quality is bad.

Nozzle soiled or
defective.

Clean and check the nozzle. If nozzle

is defective, replace it along with the

needle  

Ä

 8.3.1 “Replace needle and

nozzle.”.

Cap nut or nozzle is
not properly tight-
ened.

Tighten cap nut and nozzle  

Ä

 7.2

“Cleaning”.

Damaged O-ring

Replace O-ring  

Ä

 8.3.1 “Replace

needle and nozzle.”

8.3 

Troubleshooting

8.3.1  Replace needle and nozzle.

Protective equipment:

Protective workwear
Protective gloves

Requirements:

Spray gun was disassembled 

Ä

 9.2 “Dis-

assembly”.

Disassembly

Faults

11/2017

EcoGun AS MAN 1AF - MSG00020EN

20/36

Summary of Contents for EcoGun AS MAN 1AF

Page 1: ...EcoGun AS MAN 1AF Manual Spray Gun with Pressure Support Gravity Cup MSG00020EN V02 N36320001V www durr com Operation manual ...

Page 2: ...cumentation Always follow safety instructions han dling instructions and specifications of every kind Illustrations can deviate from the tech nical construction Validity range of the document This document describes the following prod ucts N36320001V EcoGun AS MAN 1AF Hotline and Contact If you have queries or would like technical information please contact your dealer or sales partner 11 2017 Eco...

Page 3: ...ing spray gun 12 7 Cleaning and maintenance 14 7 1 Safety recommendations 14 7 2 Cleaning 15 7 3 Maintenance 17 7 3 1 Maintenance schedule 17 7 3 2 Lubrication 17 8 Faults 17 8 1 Safety recommendations 17 8 2 Defects table 19 8 3 Troubleshooting 20 8 3 1 Replace needle and nozzle 20 8 3 2 Replacing valve seal 21 8 3 3 Replace needle gland 23 9 Disassembly and Disposal 24 9 1 Safety recommendations...

Page 4: ...r based ones It is used for application of fillers basecoats and topcoats If used with a hardened nozzle coating materials with abrasive additives coating materials containing zinc and alu minum can be applied The following factors influence the spray jet and therefore the result Alignment of the air cap Ä 6 4 Alignment of the air cap Material quantity Ä 5 Commissioning Air pressure Ä 5 Commission...

Page 5: ... Do not use spray gun in areas with Ex zone 0 EX labeling II 2G T60 C X II Device group II all areas except mining 2G Device category 2 for gas T60 C Surface temperature max 60 C X Specific operating conditions for safe operation The following conditions must be observed for safe operation Ground spray gun and work piece Only use conductive air hoses Ensure that static electricity can be dis charg...

Page 6: ... group of the material cleaning agent and rinsing agent Ensure that forced ventilation and fire protection equipment are in operation Do not use any sources of ignition and open light Do not smoke Follow safety data sheets Danger from harmful or irritant sub stances If you come in contact with hazardous sub stances or vapors it can cause serious injury or death can result Ensure that the forced ve...

Page 7: ...solar radiation Avoid mechanical vibrations Temperature 10 C to 40 C Relative humidity 35 to 90 4 Assembly 4 1 Requirements for the Installation point It must be possible to disconnect the compressed air supply to the spray gun and secure it against reconnection The compressed air supply must be adjustable Lines seals and screw connections must be designed to conform to the spray gun requirements ...

Page 8: ... seating 5 Commissioning Protective equipment Protective gloves Safety boots Protective workwear Eye protection Respiratory protection device Use ear protection Requirements Flow cup with air support and cup air sup port have been assembled Ä 4 2 Assembly 1 Rinse the spray gun before filling it with paint Ä 6 6 3 Rinsing spray gun Using solvent for solvent based paints Use water for water based pa...

Page 9: ...ng the total air and horn air pres sure 2 Set the total air pressure by turning the total air control 2 Right turn Lower total air pressure Left turn higher total air pressure Observe the following character istic curve Do not adjust total air pressure higher than needed for atomiza tion of the material and to achieve the desired coating quality Excess air pressure causes increased spray mist and ...

Page 10: ...explosion due to chemical reactions Material halogenated hydrocarbon based rinsing agent or cleaning agent can chemi cally react with aluminum components of the product Chemical reactions can cause explosions Serious injuries and death can be the consequence Only use rinsing agents and cleaning agents that do not contain any halo genated hydrocarbons NOTICE Material damage due to dried material re...

Page 11: ...e air cap 1 as required Ä 6 4 Alignment of the air cap 5 Tighten cap nut 2 6 4 Alignment of the air cap Protective equipment Protective workwear Protective gloves The position of the air cap determines the alignment of the spray pattern Fig 7 Air cap alignment 1 Lightly loosen cap nut 2 2 Turn the air cap 1 as required for the desired spray pattern 3 Tighten cap nut 2 by hand Operation 11 2017 Eco...

Page 12: ...with the components or the material compo nents get damaged Use only the rinsing agents that are compatible with the components and the material Refer to safety data sheet of material manufacturer 6 6 2 General notes When rinsing use fluid to remove inner soiling from components 6 6 3 Rinsing spray gun Protective equipment Use ear protection Eye protection Respiratory protection device Protective ...

Page 13: ...e 1 4 Loosen cap nut 3 5 Remove air cap 4 Purging 6 Keep collecting tray ready Fig 10 Rinsing spray gun 7 Hold the spray gun slightly at an angle above the collecting tray nozzle pointing towards the ground 8 Rinse the spray gun with an appropriate rinsing agent through the material con nection 2 until the rinsing agent runs clean without any material residue Use a brush to carefully clean the noz...

Page 14: ... consequence Use exclusively original replacement parts WARNING Danger to health from harmful or irri tant substances Contact with hazardous liquids or vapors can result in serious injury or death Ensure that the forced ventilation is operational Follow safety data sheets Wear specified protective clothing WARNING Risk of injury due to escaping material and compressed air Escaping compressed mater...

Page 15: ...closed container An explosive gas air mixture can form inside closed con tainers NOTICE Damage due to unsuitable cleaning tools Unsuitable cleaning tools can damage the product Only use cloths soft brushes and paintbrushes Do not use abrasive cleaning tools Do not poke blocked nozzles with met allic objects Do not use compressed air for cleaning Do not use any thinner spray guns Do not use high pr...

Page 16: ...ou need to remove the air cap nozzle and needle Disassembly Fig 12 Disassemble air cap nozzle and needle 1 Loosen the cap nut 2 2 Remove the air cap 1 3 Push trigger 5 through Keep it pressed ð The needle 4 is pushed backwards so that it will not be damaged during disassembly of the nozzle 3 4 Unscrew and remove nozzle 3 using monkey wrench 5 Release trigger lever 5 6 Unscrew and remove set screw ...

Page 17: ...d of the connections and lines Weekly Lubricate lever bearing Ä 7 3 2 Lubrication 7 3 2 Lubrication The following components must be lubri cated with a silicone free grease O rings and seals Bearing Set screw and threads Needle gland Lever bearing Lubricate internal components at the time of maintenance work which include disassembly of the con cerned components any way Recommended lubricant SYN T...

Page 18: ...and nozzle Handle with care during installation and dismantling Do not subject the needle to any mechanical pressure Avoid collisions of components to be assembled and disassembled with the needle Do not excessively tighten compo nents Faults 11 2017 EcoGun AS MAN 1AF MSG00020EN 18 36 ...

Page 19: ...at the needle gland Needle gland worn out Replace needle gland Ä 8 3 3 Replace needle gland Needle gland loose Tighten needle gland sensitively Air escapes between valve pin and housing Valve seal worn out Replace valve seal Ä 8 3 2 Replacing valve seal Spray jet is distorted Air cap is misaligned Rotate air cap into the required posi tion Ä 6 4 Alignment of the air cap Spray jet is bent or tapere...

Page 20: ...air pressure too high Decrease the horn air pressure via the flat jet control Ä 5 Commissioning Air pressure too high Decrease the air pressure via the total air control Ä 5 Commissioning Spray jet is uneven pul sating The spray pattern quality is bad Nozzle soiled or defective Clean and check the nozzle If nozzle is defective replace it along with the needle Ä 8 3 1 Replace needle and nozzle Cap ...

Page 21: ... tighten nozzle 2 Tightening torque 10 Nm 12 Place the air cap 1 13 Tighten cap nut 2 14 Push in needle 5 carefully into the housing 15 Push needle spring and bearing 6 on the needle 16 Set and screw in set screw 8 with the locknut 7 17 Tighten the locknut 7 8 3 2 Replacing valve seal Protective equipment Protective workwear Protective gloves Disassembly 1 Disassemble air cap nozzle and needle Ä 8...

Page 22: ...he direction of the trigger lever 10 Push in installation wrench 8 carefully into the gun housing from the back 11 Push in dismantled needle 9 through the installation wrench 8 into the gun housing 12 Push trigger through ð The seal on the inside is pushed on installation wrench 8 13 Pull out needle 9 Fig 17 Disassemble seal SYNTHESO GLEP 1 14 Pull out installation wrench 8 with seal 10 15 Pull ou...

Page 23: ... 2 28 Screw in bushing 4 into the housing 29 Install nozzle and needle Ä 8 3 1 Replace needle and nozzle 8 3 3 Replace needle gland Protective equipment Protective workwear Protective gloves Disassembly 1 Remove needle Ä 8 3 1 Replace needle and nozzle Fig 19 Disassemble gland bolt 2 Loosen gland bolt 1 and remove it Fig 20 Disassemble needle packing 3 Remove needle gland 2 with spring guide 3 and...

Page 24: ...ar Protective gloves 1 Rinse the spray gun Ä 6 6 Rinsing 2 Disconnect the compressed air supply and material feed Secure against recon nection 3 Disconnect all lines 9 3 Disposal ENVIRONMENT Environmental damage caused by improper disposal Improper waste disposal threatens the environment and prevents re use and recycling Always dispose of components in accordance with their characteristic Ä 10 7 ...

Page 25: ...lowing details Product designation Material number Year of manufacture Serial number EX labeling Manufacturer CE labeling 10 7 Materials used Component Material Gun housing Nickel plated alu minum Compression springs Stainless steel Materials in contact with material Stainless steel nickel plated alu minum Seals in contact with material PTFE Seals without mate rial contact PE PTFE UHMW S 10 8 Oper...

Page 26: ...11 Replacement parts tools and accessories 11 1 Replacement parts Fig 21 Exploded view Replacement parts tools and accessories 11 2017 EcoGun AS MAN 1AF MSG00020EN 26 36 ...

Page 27: ...0 10 Cup air hose 1 11 Overpressure valve factory fitted 1 12 Throttle check valve factory fitted 1 13 Seal green 1 M08280056 14 Valve seat 1 M35010264 15 Valve pin 1 M49150004 16 Valve pin spring 1 17 Seal black 1 M08280057 18 O ring 13 x 1 1 M08030864 19 Bushing 1 M05010179 20 Needle gland 1 M08320005 21 Spring guide 1 22 Gland spring 1 23 Gland bolt 1 24 Needle 1 Ä Overview Air caps and nozzle ...

Page 28: ...her 1 39 Trigger pin 1 Overview Air caps and nozzle set Nozzle sets consist of needle and nozzle with or without air cap Nozzle sets with air cap LC Nozzle diameter Item Material no 1 6 mm 1 2 24 M09800462 1 8 mm M09800463 2 0 mm M09800464 2 2 mm M09800465 Nozzle sets without air cap Nozzle and needle labeling Nozzle diameter Item Material no 16L 1 6 mm 2 24 M09800053 18L 1 8 mm M09800078 Replacem...

Page 29: ...een 13 1 Valve pin 15 1 Valve pin spring 16 1 Seal black 17 1 O ring 13 x 1 18 1 Assembly plug 1 Repair kit needle seal N36960023 Denomination Item Quantity Needle gland 20 1 Spring guide 21 1 Gland spring 22 1 Gland bolt 23 1 Seal set nozzle and air cap N36960076 Denomination Item Quantity O ring 33 3x1 6 3 1 O Ring 9 3x1 4 1 Replacement parts tools and accessories 11 2017 EcoGun AS MAN 1AF MSG00...

Page 30: ...jet control set blue color ring N36960042 Denomination Item Quantity Control screw 29 1 Seal 30 1 Bushing 31 1 Rotary control 32 1 Color ring blue 33 1 Screw 34 1 Material connection set G3 8 N36960133 Denomination Item Quantity O Ring 8 4x1 78 6 1 Material connection G3 8 7 1 Filter set N36960089 Denomination Item Quantity Filter 8 5 Replacement parts tools and accessories 11 2017 EcoGun AS MAN 1...

Page 31: ...s Tool set Fig 22 Tools Denomination Item Quantity Cleaning brush 1 1 Monkey wrench 2 1 Installation wrench 3 1 Assembly rod 4 1 Replacement parts tools and accessories 11 2017 EcoGun AS MAN 1AF MSG00020EN 31 36 ...

Page 32: ... fixed D5 d8 11 US M01010186 Push on nipple for quick action coupling fixed D7 5 d11 13 ASIA M01010187 Push on nipple for quick action coupling pivoted and rotat able D7 2 d10 12 M01300006 Push on nipple for quick action coupling pivoted and rotat able D5 d8 11 US M01300005 Push on nipple for quick action coupling pivoted and rotat able D7 5 d11 13 ASIA M01300007 Nozzle sets without air cap Nozzle...

Page 33: ...EX guidelines can cause explosions in an explosive atmos phere Serious injuries and death can be the consequence Use exclusively original replacement parts Ordering replacement parts tools and accessories as well as information on prod ucts that are listed without order number Ä Hotline and Contact Replacement parts tools and accessories 11 2017 EcoGun AS MAN 1AF MSG00020EN 33 36 ...

Page 34: ...11 2017 EcoGun AS MAN 1AF MSG00020EN 34 36 ...

Page 35: ...11 2017 EcoGun AS MAN 1AF MSG00020EN 35 36 ...

Page 36: ...ingen www durr com Transmission and duplication of this document as well as use and sharing of its contents are not permitted without express written approval Violations will be liable for compensation for damages All rights in the event of a patent grant or design registration are reserved Dürr Systems AG 2017 www durr com ...

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