Krautzberger A-11 Operating Instructions Manual Download Page 29

7.5  Changing needle packing

Removing needle packing

1.

Clean automatic spray gun (

 

Ä

 Chapter 7.2 ‘Cleaning spray guns’ on page 25

2.

Remove the fluid needle (

 

Ä

 Chapter 7.4 ‘Changing the fluid needle’ on page 27

)

Fig. 16: Removing needle packing

3.

Unscrew the screw ( Fig. 16/1) from the transition part ( Fig. 16/3) and the main element (/
2).

4.

Remove the transition part ( Fig. 16/3) from the main element ( Fig. 16/2).

Fig. 17: Removing needle packing

5.

Unscrew the seal screw ( Fig. 17/1).

6.

Remove all of the needle packing ( Fig. 17/2) from the transition part ( Fig. 17/3).

7.

Remove the seals ( Fig. 17/5) from the centring tubes ( Fig. 17/4).

Automatic spray gun A-11

ENGLISH

 200-0149

 

GB–29

Summary of Contents for A-11

Page 1: ...200 0149 Translation of the original operating instructions T Dok 041 GB Rev 3 GB Automatic spray gun A 11 Operating instructions...

Page 2: ...the device Due to optional finishing variants it is possible that the figures shown in this operating manual deviate from your device Information about explosion protection Many of our competitors hav...

Page 3: ...iew 14 5 Installation 15 5 1 General installation information 15 5 2 Dimensions 15 5 3 Mounting the automatic spray guns 16 5 4 Connection scheme 16 5 5 Connecting the automatic spray gun 18 5 6 Check...

Page 4: ...al 39 12 Technical data 40 12 1 Dimensions and weight 40 12 2 General specifications 40 12 3 Tightening torques 40 13 Declaration of incorporation 41 14 Notes 42 15 Index 43 Operating instructions T D...

Page 5: ...valves can be used for example Switching times of 60 ms can be achieved this way The spray fluid is atomised using compressed air The geometry of the spray jet and the sprayed quantity of the spray fl...

Page 6: ...cause death or severe injuries if it is not averted CAUTION This combination of symbol and signal word indicates a possibly dangerous situation which can cause slight injuries if it is not averted NOT...

Page 7: ...severe injuries and significant material damage All work must only be carried out by respectively qualified personnel Unqualified personnel must be kept away from the hazard areas This manual identifi...

Page 8: ...e work area 2 4 Personal safety equipment and clothing Personal safety equipment is used to protect persons from impacts on safety and health at work The personnel must wear personal safety equipment...

Page 9: ...ust be adhered to The following shall apply in particular n The system owner must familiarize himself with the applicable occupational safety regulations and also conduct a risk assessment to determin...

Page 10: ...teps described in this operating manual Make sure that the utilised hose lines fulfil the requirements with respect to pressure chemical and mechanical loads Always observe the applicable country spec...

Page 11: ...mplete failure Only use original spare parts from Krautzberger or spare parts that have been approved by Krautzberger In case of questions always contact our service department CAUTION Risk of injury...

Page 12: ...Moisture UV radiation Frost etc ENVIRONMENT Environmental hazard due to incorrect disposal Incorrect disposal may cause environmental hazards After the useful life of the device has been exhausted di...

Page 13: ...basis If necessary refresh or renew the conservation It is possible that there are notes on the packing pieces concerning the storage that extend beyond the requirements listed here Follow those acco...

Page 14: ...imple fluid connection 8 Round jet regulator R option 9 Flat jet regulator F 10 Connection angle option circulation con nection 11 Connection angle lower fluid connection 12 Fastening hole 13 Connecti...

Page 15: ...essure chemical and mechanical loads n Only operate the automatic spray gun after proper fastening on a suitable carrier design n Make sure that the connected compressed air is oil free and free of so...

Page 16: ...ing torque Chapter 12 Technical data on page 40 3 Ensure proper earth connection of the automatic spray gun 5 4 Connection scheme Air and fluid supply Fig 4 Air and fluid supply St Control air Z Atomi...

Page 17: ...for circulation connection Fig 5 Fluid supply for circulation DE Pressure generator RR Back pressure regulators RW Stirrer mechanism M Material F Filter Fluid supply Automatic spray gun A 11 ENGLISH 2...

Page 18: ...re interrupted if the atomisation air pressure drops off quickly It is recommended to regulate the atomisation air pressure via a filter pressure reducer The connections for control and atomisation ai...

Page 19: ...justment maximum 5 5 mm Fig 7 To do so turn the adjusting nut Fig 7 3 counter clockwise One turn of the needle stroke adjustment moves the needle by 1 mm and corresponds to 18 positions No air may esc...

Page 20: ...he device all compressed air lines must be closed and bleed if nec essary WARNING Sound pressure level Depending on the operating conditions the sound pressure of the device may cause hearing damage T...

Page 21: ...anuals for the respective components 6 2 Operation To achieve optimal results adhere to the following Rinse the automatic spray gun with cleaning products before commissioning Too high air pressure ca...

Page 22: ...ig 8 1 and 2 until the desired spray pat tern is achieved It is recommended that you only adjust the spray pattern with the regulators Fig 8 1 and 2 The fluid quantity should only be changed if the de...

Page 23: ...djustment nut Fig 9 1 turning counter clockwise until fluid escapes 6 5 Operation breaks 1 End the spray procedure by switching on the control air connection St The atomiser air connection Z is automa...

Page 24: ...mal and fault free operation of the device Check wearing parts such as seals nozzles and needles at regular inter vals The level of wear depends on the abrasiveness of the spray fluid used Escaping ai...

Page 25: ...connection St and the atomisa tion air connection Z 6 Spray until the cleaning product runs clear 7 Interrupt the cleaning product supply 8 Blow out cleaning product residue by briefly switching on th...

Page 26: ...ng nut Fig 10 1 4 Remove the air nozzle Fig 10 2 5 Unscrew fluid nozzle Fig 10 3 Always change the fluid nozzle Fig 10 3 and fluid needle Fig 10 4 at the same time Chapter 7 4 Changing the fluid needl...

Page 27: ...ire closing piece Fig 11 1 3 Remove the spring Fig 11 2 4 Take the entire valve shaft Fig 11 3 out of the main element Fig 11 4 Fig 12 Removing the fluid needle 5 Loosen the nut Fig 12 1 of the valve...

Page 28: ...g 14 4 3 Screw the nut Fig 14 1 onto the valve shaft pipe Fig 14 4 Fig 15 Attaching the fluid needle 4 Push the entire valve shaft Fig 15 3 into the main element Fig 15 4 5 Attach the spring Fig 15 2...

Page 29: ...le packing 3 Unscrew the screw Fig 16 1 from the transition part Fig 16 3 and the main element 2 4 Remove the transition part Fig 16 3 from the main element Fig 16 2 Fig 17 Removing needle packing 5 U...

Page 30: ...onto the centring tubes Fig 18 4 Fig 19 Inserting the needle packing 4 Insert the transition part Fig 19 3 into the main element Fig 19 2 5 Screw the transition part Fig 19 3 and main element Fig 19...

Page 31: ...fluid nozzle n Clean nozzles Chapter 7 2 Cleaning spray guns on page 25 Heavy application in the centre of the spray pattern n Too much fluid n Throttle fluid supply n Fluid too thick n Thin fluid Spl...

Page 32: ...Needle seal defective n Change needle seal Chapter 7 5 Changing needle packing on page 29 Fluid nozzle drips n Worn or damaged fluid needle n Change fluid needle Chapter 7 5 Changing needle packing on...

Page 33: ...are parts from Krautzberger or Krautzberger approved spare parts In case of questions always contact our service department Spare parts order General To make spare part ordering easier please provide...

Page 34: ...9 1 Spare parts Spare parts overview Fig 20 Spare parts Operating instructions T Dok 041 GB Rev 3 mail krautzberger com www krautzberger com GB 34...

Page 35: ...12 Connection angle 030 2469 13 O ring 010 0032 14 Screw plug 040 1205 15 Transition part aluminium 040 0265 Transition part stainless steel 040 0264 16 Screw plug 040 1510 17 O ring 010 0188 Lightly...

Page 36: ...ear parts sealing set lightly grease parts Washer PE 010 0212 Wear parts sealing set lightly grease parts 19 4b Spacer ring brass 040 1500 Spacer ring brass anodised 040 1501 Spacer ring aluminium har...

Page 37: ...1 Adjustment nut with thread 040 0067 34 2 Lock washer 020 0151 34 3 Ball 030 2730 34 4 Lock element 040 0076 35 Spring 020 0068 Lightly grease parts 36 Nut 040 1601 38 Shaft ring 040 1600 39 Slotted...

Page 38: ...r further information visit us on the Internet www krautzberger com or contact your Krautzberger specialist dealer consul tant or our office staff Here are a few examples n Nozzle extensions n etc Ope...

Page 39: ...regulations and legal standards are adhered to This may entail n Scrap metals n Recycle plastic elements n Sort remaining components based on the respective material and dispose of accordingly In ord...

Page 40: ...12 2 General specifications Specification Value Unit Working pressure control air max 4 8 bar Working pressure spray fluid max 12 bar Working pressure atomisation air max 8 bar Sound pressure level de...

Page 41: ...13 Declaration of incorporation Fig 21 Declaration of incorporation Automatic spray gun A 11 ENGLISH 200 0149 GB 41...

Page 42: ...___________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________...

Page 43: ...ew 14 P Personal safety equipment and clothing 8 Personnel 7 S Safety equipment and clothing 8 Safety information 6 Spare parts list 35 Spare parts overview 34 Storage 13 System owner 9 T Tightening t...

Page 44: ......

Page 45: ...16 Krautzberger GmbH Stockbornstra e 13 D 65343 Eltville am Rhein Hotline 49 0 6123 698 222 Reception 49 0 6123 698 0 Fax 49 0 6123 698 200 Email mail krautzberger com Internet www krautzberger com Kr...

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