Grizzly H3256 Instruction Manual Download Page 12

Model H3256/H3257 Spray Gun

-12

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7.

  Adjust  the  fluid  control  knob  to  start 

with a low volume of material and keep 
the  atomization  as  low  as  possible. 
You will need to use a combination of 
fluid control, inlet air pressure, air flow 
control and stroke speed to achieve the 
results you want. Spray so the material 
wets out nicely without running or sag-
ging.

8.

  Use  the  pattern  control  knob  to  adjust 

the spray fan to your desired pattern.

9. 

Keep the gun tip perpendicular,  parallel  
and 6-8" from the work at all times when 
spraying as shown in 

Figure 5

. Do not 

allow your wrist to bend. This will cause 
the  gun  to  arc  across  the  surface  and 
distribute  the  material  unevenly,  pos-
sibly creating sags and dry spots.

10.

  Begin  spraying  2-3  inches  before  the 

work  and  continue  to  the  end  of  the 
work.  Continue  the  motion  for  a  few 
inches  past  the  work  until  you  are 
ready for the return stroke. 

11.

  Maintain  an  even  speed  when  spray-

ing.

12.

  Overlap each stroke by 50%. This will 

ensure  even  coverage  as  shown  in  

Figure 6

. Overlapping less than 50%, 

as  shown  in  the  figure  to  the  right, 
may  lead  to  missed  spots  or  streaky 
results.

NOTICE

Tipping spray gun may cause material 
to  spill  out  of  the  cup.  Always  hold 
the  spray  gun  perpendicular  to  the 
ground  to  avoid  potential  spills  and 
gravity feed problems.

��
��

Figure 5. 

Spray technique.

 

��
��

Figure 6. 

Overlap technique.

 

13. 

The spray stroke should have even con-
sistency and parallel edges. If it doesn't, 
please  refer  to 

Troubleshooting 

on

Page 17.

No

Yes

CONTAMINATION HAZARD! Dispose 
of paint waste in a responsible man-
ner!  Follow  manufacturer's  recom-
mendations and local laws regarding 
disposal.

Summary of Contents for H3256

Page 1: ...Y INDUSTRIAL INC WARNING NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL INC PC8212 PRINTED IN CHINA SPRAY GUN MODEL H3256 H3257 INS...

Page 2: ......

Page 3: ...RODUCTION 7 Foreword 7 Contact Information 7 Tool Data Sheet 8 SECTION 3 SET UP 9 Inventory 9 Assembly 10 Controls 10 SECTION 4 OPERATIONS 11 Spraying 11 Atomizing Cap and Fan Adjustments 13 SECTION 5...

Page 4: ...r proper accident prevention measures NOTICE Indicates an imminently hazardous situation which if not avoided WILL result in death or serious injury Safety Instructions For Pneumatic Tools 1 KEEP ALL...

Page 5: ...ing accessories 16 REDUCE THE RISK OF UNINTENTIONAL STARTING Do not carry tool with hand on trig ger and always disconnect from air when not in use 17 DISCONNECT TOOLS before ser vicing and changing a...

Page 6: ...r before cleaning changing attachments or when performing maintenance of any kind on this tool Additional Safety Instructions for Spray Guns 8 PROTECTIVE CLOTHING Protect exposed skin from overspray b...

Page 7: ...y s policy of continuous improve ment changes may be made at any time with no obligation on the part of Grizzly SECTION 2 INTRODUCTION Foreword Contact Information If you have any comments regarding t...

Page 8: ...l TYPE OF FEED Gravity Gravity FLUID TIP 1 4mm 1 8mm AIR CONSUMPTION 5 CFM 11 CFM INLET AIR PRESSURE 1 5 3 5 BAR 21 50 PSI 2 0 3 5 BAR 28 8 51 PSI FLUID PRESSURE Less than 10 PSI HVLP Greater than 10...

Page 9: ...possible inspection by the carrier or its agent Otherwise filing a freight claim can be difficult After you have unpacked the carton you should nd the following Model H3256 Inventory Figure 1 A Spray...

Page 10: ...ay Figure 3 Installing filter 2 Screw the cup onto the top of the body 3 Attach the air hose directly to the air fit ting on the spray gun or with a 1 4 NPS quick connect fitting not included 4 Attach...

Page 11: ...recommended in Tool Data Sheet on Page 8 or to the material manufacturer s recommendations 4 Adjust the atomizing cap to vertical or horizontal See Atomizing Cap and Fan Adjustments on Page 13 for fur...

Page 12: ...Begin spraying 2 3 inches before the work and continue to the end of the work Continue the motion for a few inches past the work until you are ready for the return stroke 11 Maintain an even speed wh...

Page 13: ...caused by clogged atomizing holes on the atomizing cap horns see Cleaning on Page 15 Figure 7 Set up for horizontal stroke direction with vertical fan pattern Figure 8 Set up for vertical spray stroke...

Page 14: ...Provides regulated output pressure of 0 to 125 PSI for proper tool operation Locking pressure knob prevents accidental adjustments 15 SCFM flow capacity 90 PSI 1 4 NPT Figure 11 Red rubber air hose G...

Page 15: ...ngers and the fluid tip with the ser vice wrench The fully disassembled gun should look like Figure 14 6 Rinse these parts thoroughly in sol vent then dry with compressed air or allow them to air dry...

Page 16: ...ray gun lubricant after cleaning A Atomizing Cap Threads B Air Valve Packing C Trigger Pin D Air Flow Control Valve E Pattern Control F Fluid Control Knob Allow the lubricant to coat threads and run i...

Page 17: ...gged 2 Build up on left or right side of fluid tip 3 Build up of material inside atomizing cap 1 Clear holes 2 Clean 3 Clean Heavy deposit of material in center 1 The material flow exceeds the atomizi...

Page 18: ...rom gun 1 Fluid tip loose 2 Dry or damaged seals 3 Excessive pressure 1 Tighten 2 Replace seals 3 Reduce pressure Thick dimpled fin ish orange peel appearance 1 Holding gun too close to sur face 2 Inl...

Page 19: ...Model H3256 H3257 Spray Gun 19 Notes...

Page 20: ...D NEEDLE SPRING 10 PH3256010 SWITCH WASHER 32 PH3256032 JOINT 11 PH3256011 LOCK SCREW 33 PH3256033 PAINT ADJUSTMENT KNOB 12 PH3256012 NUT 34 PH3256034 PHILLIPS SCREW 13 PH3256013 AIR CAP WASHER 35 PH3...

Page 21: ...3257034 FLUID ADJ NEEDLE 11 PH3257011 PLIABLE WASHER 35 PH3257035 FLUID NEEDLE SPRING 12 PH3257012 DIRECTION SCREW 36 PH3257036 JOINT 13 PH3257013 SPRING 37 PH3257037 FLUID ADJUSTMENT KNOB 14 PH325701...

Page 22: ...for death injuries to persons or property or for incidental contingent special or consequential damages arising from the use of our products To take advantage of this warranty contact us by mail or ph...

Page 23: ...__2 8 Years ____8 20 Years ____20 Years 6 How many of your machines or tools are Grizzly ____0 2 ____3 5 ____6 9 ____10 7 Do you think your machine represents a good value ____Yes ____No 8 Would you r...

Page 24: ...P O BOX 2069 BELLINGHAM WA 98227 2069 TAPE ALONG EDGES PLEASE DO NOT STAPLE Name________________________________ Street________________________________ City______________State______Zip_______ Send a...

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