Durr EcoGun 249 Page 17 Operation Manual Download | Manualshive

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17

Eco

Gun 249

COMBINATIONS OF NOZZLE ASSEMBLIES

a

ir

jet

n

ozzle

assembly

t

yPe

i

dentification

no

.

t

yPe

i

dent

.

no

.

LP

908 435

08LP

908 438

10LP

908 439

12LP

908 440

LC

908 450

14LX

908 454

16LX

908 455

18LX

908 456

20LX

908 457

22LX

908 458

Nozzle set consists of nozzle with distribution plug and needle.

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Summary of Contents for EcoGun 249

Page 1: ...n These spray guns have been engineered for professional use Read and understand this operation manual before operating doing any service or maintenance procedure Incorrect use may result in serious personal injury or damage to the spray gun Gun 249 ...

Page 2: ......

Page 3: ...lings to the gun 8 ADJUSTING OF GUN 8 Advance timing adjustment 9 OPERATION 9 Control of coating mataerial amount 9 Control of spray shape 9 Control of air supply to gun 10 Replacement of nozzle assembly 10 Replacement of needle gland 10 Replacement of air valve sealing 10 MAINTENANCE AND CLEANING 12 Cleaning and maintenance principles 12 Important principles for high quality function 13 Other opt...

Page 4: ... EcoGun 249 SPECIFICATION OF COMPONENTS 16 Figures of components 17 Accessory delivered with device 18 Needle sealing set ident number 906 668 19 Air valve set ident number 906 552 19 TROUBLESHOOTING 20 ...

Page 5: ... acc to NV 272 2011 Coll The noise level depends on size of nozzle system and on input pressure value which ranges from 80 to 90dB A Allowed permitted nose level acc to act no 272 2011 Coll is 85dB A and thus it is necessary to use hearing protection equipments Work with gun The spraying gun operates with air pressure up to 6 bar air pressure recommended 2 5 3 5 bar Do not focus the gun to yoursel...

Page 6: ...ended to application by spraying and whose chemical composition does not disturb the spraying gun components Recommended distance of nozzle mouth to the sprayed surface spraying distance depends on side of nozzle assembly and type of coating material it ranges from 150 to 190 mm Semi automatic needle seal ensures maximum period of maintenance free and reliable operation of the seal Mechanical re t...

Page 7: ...e design and ergonomic shape of the gun body guarantee very good grip Extremely light gun of weight only 521 g and in standard variant only 544 g High transfer efficiency exceeding legislative requirements related to the environment New atomising system with decreased atomising output pressure at the jet mouth high atomisation fineness and beam distribution quality New series of modernized nozzle ...

Page 8: ...410 Nl min 1 Power range of sprayed coating material g min 1 Spraying distance 150 190mm Air quality Max dew point 3 C Max oil content 1 mg m3 Max size of solid particles 5 μm Max temperature 40 C Gun weight standard 521g Connecting sizes Air supply G 1 4 Supply of coating material G 3 8 Environment classification It depends on size of nozzle assembly and type of coating material II 2 GX ...

Page 9: ...onnection of air quick couplings to the gun The gun design enables connection of air quick couplings to the gun The air input fitting may house the quick coupling mandrel e g type SFIW 13 from RECTUS The manufacturer recommends to use brand quick couplings with low pressure loss and long operating life The quick couplings may be used to the air inlet only during application of water based coating ...

Page 10: ...lacing or cleaning of the nozzle it shall be properly tightened to make it tight Recommended torque on the nozzle is 10 Nm The gun is factory adjusted and prime sprayed quality test Control of coating mataerial amount This regulation restricts the lift of the needle which throttles the flow of material in the nozzle By loosening the locking nut 38 and subsequently turning the stop screw 20 the lif...

Page 11: ...e locking nut bolt stop and nozzle Replacement of needle gland Upon any leakage it is necessary to re tighten the gland 9 by the gland screw 12 by clockwise rotation of the screw to condition where the gland is again tight In case the gland screw cannot rotate and the gland still leaks the gland shall be replaced for a new one Unscrew the gland screw 12 and remove the old gland assembly Before ins...

Page 12: ...nsert the new sealing 37 from the air valve set to the assembly wrench 42 and tap it to the gun body Similarly insert the sealing U1 13 into disassembled control bushing Insert new pin 15 from the set to body screw in the spring with control bushing to the body insert needle and screw in the end stop screw with spring and spring bearing We recommend to leave repairs to the authorised service cent ...

Page 13: ... to gun air channels is prevented as well as subsequent damage to the gun function after each cleaning connect the gun to the pressure air supply and blow out the ai channels by actuation of lever Pas NEEDED after cleaning grease the level bushing 27 operational part of the control screw 21 and threads of control screws with suitable grease MOLYKOTE Cu 7439 The gun is washed in appropriate solvent...

Page 14: ...al of correct viscosity and free of dirt follow and adhere to the instructions of the manufacturers of particular coating materials Properly prepared cleaned and maintained spraying gun Adhere to the recommended air pressure for atomising Aariants of NH supply Type Cat No Set content Hose set 8 6 fig 1 907 436 Hose is not part of delivery Hose set 6 4 fig 2 907 437 Hose is not part of delivery pic...

Page 15: ...e equipment supplier upon request PRODUCT TESTING Each piece of equipments is subject to factory functional and pressure testing PRODUCT PACKING Depends on individual parts of the delivery DISPOSAL On expiration of the components resp gun operation life it may be disposed to the sorted waste material upon cleaning The packing materials of the product cat no 200101 see Decree of the Environment Pro...

Page 16: ...tenance abrasion corrosion or use of non original spare parts components and materials For non allowed or non professional intervention on the device The warranty does not apply to easily worn components such as sealing elements springs and nozzle with needle at which the wearing depends on abrasive properties of the applied materials pressure and other circumstances ...

Page 17: ...Air jet Nozzle assembly Type Identification no Type Ident no LP 908 435 08LP 908 438 10LP 908 439 12LP 908 440 LC 908 450 14LX 908 454 16LX 908 455 18LX 908 456 20LX 908 457 22LX 908 458 Nozzle set consists of nozzle with distribution plug and needle ...

Page 18: ... 017 1 15 Spindle 907 722 1 16 Spindle Spring 124 082 1 17 Bushing L 808 095 1 18 Pressing Spring 124 089 1 19 Bearing L 808 097 1 20 End Stop Screw 808 096 1 21 Control Screw 808 380 1 22 Sealing 806 948 1 23 Control Bushing 808 379 1 24 Control Wheel 806 464 1 25 Ring Set 906 439 1 26 Screw 114 247 1 27 Trigger pin 808 377 1 28 Ring 3 2 117 017 1 29 Trigger 806 510 1 30 Fluid connector AM 38 808...

Page 19: ...19 EcoGun 249 Figures of components 21 27 28 7 6 22 23 24 25 26 29 2 18 19 20 37 14 15 16 13 8 17 9 10 11 12 30 1 2 4 3 5 38 31 32 33 34 35 36 ...

Page 20: ...tion no Quantity 40 Allen key size 7 152 019 1 41 Universal wrench 806 697 1 42 Assembly wrench 806 698 1 43 Cleaning brush 139 100 1 44 Gun hook 904 599 1 45 Sealing 807 708 1 46 Insert 128 670 1 47 Assembly rod 907 520 1 25 Ring set 906 439 1 25 46 42 40 43 41 44 45 47 ...

Page 21: ... Sealing U1 135 016 1 15 Pin 907 722 2 37 Seal roller 135 002 1 39 Assembly mandrel 806 403 13 15 13 36 Needle sealing set ident number 906 765 Position Name Identification no Quantity 9 Gland 70 806 674 1 10 Spring guide 806 675 1 11 Gland spring 804 290 1 12 Gland screw 806 466 1 9 10 11 12 ...

Page 22: ...nular section of jet and nozzle Remove dirt do not damage jet Damaged jet hole or nozzle neck Replace for a new one Dirt in wing or auxiliary holes Clean do not damage the holes Improperly tightened jet Properly tighten the jet Resulting spray features little colour in the middle To much air to wings Set proper amount by control of spray width High air pressure for spraying Decrease the air pressu...

Page 23: ...23 EcoGun 249 ...

Page 24: ...nded in case of an acknowledged complaint by the time of arguable shutdown of the equipment generally by the time between the reporting of the defect and its due removal In case of application of an acknowledgeable defect whose removal would significantly exceed the agreed deadline the interested party can ask for free lending of spare equipment for the necessary time The warranty does not apply t...

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