Iwata HP-BS Instruction Manual Download Page 3

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●Spraying

 

*  Filter color material with fine filter paper (cloth), or pigments may clog nozzle. 
*  When spraying lacquer or varnish, add retarder to prevent whitening. 
*  Never damage nozzle cap or nozzle.  If done, it will adversely affect atomization. 
*

 

Do not mix different color material (example: paint and dyestuff).   

 If done, the viscosity will increase and cause malfunction.

 

(1) Before spraying, loosen needle chucking nut and gradually push needle inwards till needle touches nozzle,   

and then retighten needle chucking nut.  Pour cleaning liquid into cup and clean fluid passage. 

(2) First push main lever with forefinger or thumb downwards in order to release air, and pull it toward you.   

Then, color material will come out.  Be sure to push main lever forward (original position) and detach finger   
to stop spraying.  If you do not push main lever (without air release), and just pull it forward, a large amount 
of color material may jet out. 
 
 
 
                                   

■Maintenance after Painting 

●Maintenance   

 

 

WARNING 

*  Always completely release pressure before maintenance in accordance with warning of safe operation   

on page 2.  If not done, remaining pressure can cause injury by the splashing of   
cleaning liquid or other misuse.   

*  The operator must be fully conversant with the requirements in this manual and have sufficient   

knowledge and experience. 

*  Pay full attention to the sharp tip of needle in order to avoid injury. 

 

Maintenance procedure 

Important 

1. Incomplete cleaning can cause adverse pattern shape 
    and particles. 

*Be careful with handling of the tip of needle and nozzle 
since they are very weak. 

1. After operation, be sure to empty fluid cup and 

spray water or cleaning liquid for cleaning. 

*Then close tip of nozzle cap with finger and 
pour water or solvent into cup.  Then if you 
push main lever, air flows backward into nozzle 
which works like gargling.   

2. Pull out needle and remove foreign matter. 

Clean needle and insert it till it touches nozzle. 

    Clean other parts with attached brush soaked 
    with cleaning liquid and waste cloth. 

2. Never immerse the whole airbrush into liquid such as 

 thinner.    

*Immersion for a long time can damage O ring or 
 packing. 
*Never damage holes of nozzle cap, nozzle, or  needle. 
  If done, it can influence atomization adversely. 

3. Fully clean fluid passage before disassembly. 

3. Remove fluid nozzle while pulling needle with main lever 

pulled (toward you), in order to protect seat section. 

●Inspection     

Where to inspect 

When to replace parts 

1. Each hole passage of cap and nozzle 

*Replace if damaged or deformed. 

2. Packing or o rings 

*Replace if damaged or worn out. 

3. Seat  section  between  nozzle  and 

needle for leakage 

*Replace  if  there  is  still  leakage  even  after  you  clean nozzle  and 

needle. 

 If you replace nozzle or needle   

only, first match up nozzle and needle to see if there is any leakage. 

*When replacing nozzle, use exclusive tool and gradually tighten. Use 

of other tools can cause breakage of thread or incomplete centering. 

4. Tip of needle 

*Replace if bent or broken. 
 You  cannot  repair  a  bent  needle.  Replace  it  with  a  new  one 

immediately.  Damaged needle can cause adverse atomization and 
damage to tip of nozzle or inner diameter. 

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