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Graco 25U542, Manual

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Graco 25U542 Manual Download Page 13

Operation

3A9002A

13

Operation

Prime/Spray Valve

The Prime/Spray Valve uses a lever that is

flipped  between  the  PRIME  and  SPRAY

position.

SPRAY Position

PRIME Position

Flush Storage Fluid

This 

FieldLazer

 arrives from the factory with a

small amount of test material in the system. 

It is

important  that  you  flush  this  material  from

the sprayer before using it for the first time.

 

1. Perform 

Pressure Relief Procedure

, 

page 12.

2. Make certain ON/OFF switch is 

OFF

. 

Power button is not illuminated when 

OFF.

a. Separate drain tube (smaller) from 

suction tube (larger).

Summary of Contents for 25U542

Page 1: ...50 psi 12 1 MPa 121 bar maximum working pressure Important Safety Instructions Read all warnings and instructions in this manual and all related manuals before using the equipment Save these instructions Related Manuals 312830 Gun SG2 3A3172 Pump Use only genuine Graco replacement parts The use of non Graco replacement parts may void warranty www graco com techsupport ...

Page 2: ...Fill Gun and Hose 16 How to Spray 17 Spray Tip Installation 17 Spray 18 Stencil Spraying 20 Spray Tip Selection 21 Clear Tip Clog 22 Cleanup 23 Cleaning InstaClean Fluid Filter 26 Clean the Gun 26 Storage 27 Quick Reference 28 Maintenance 29 Airless Hoses 29 Spray Tips 29 Pump Repair 29 Troubleshooting 32 Parts 36 Wiring Diagrams 43 Technical Specifications 44 Graco Standard Warranty 45 Graco Info...

Page 3: ... DCB548 54V 4ah 18V 12ah DCB612 60V 4ah 20V 12ah Related DEWALT Manuals Model Region Model Battery Voltage VDC Charger Voltage VAC ES100 USA CA 25U542 60 120 ES100 EMEA UK 25U543 54 230 ES100 ANZ AP 25U544 54 230 Manual Description Region N463494 DEWALT DCB118 Fast Charger Manual USA CA N463510 N463511 DEWALT DCB118 QW Fast Charger Manual Part 1 and 2 EMEA N501136 DEWALT DCB118 XE Fast Charger Man...

Page 4: ...e spraying follow the Pressure Relief Procedure for turning off the unit and relieving the pressure before removing the spray tip to clean Equipment maintains pressure after power is shut off Do not leave the equipment energized or under pressure while unattended Follow the Pressure Relief Procedure when the equipment is unattended or not in use and before servicing cleaning or removing parts Chec...

Page 5: ...ich you are using it Do not operate or clean sprayer with the battery shield open PRESSURIZED ALUMINUM PARTS HAZARD Use of fluids that are incompatible with aluminum in pressurized equipment can cause serious chemical reaction and equipment rupture Failure to follow this warning can result in death serious injury or property damage Do not use 1 1 1 trichloroethane methylene chloride other halogena...

Page 6: ...d in approved containers and dispose of it according to applicable guidelines PERSONAL PROTECTIVE EQUIPMENT Wear appropriate protective equipment when in the work area to help prevent serious injury including eye injury hearing loss inhalation of toxic fumes and burns Protective equipment includes but is not limited to Protective eyewear and hearing protection Respirators protective clothing and g...

Page 7: ...ock 6 Spray Shield 7 Pump 8 Drain Tube 9 Suction Tube 10 Instaclean Fluid Filter inside fluid outlet fitting 11 Battery 12 Gun Retainer Knob 13 Push Prime Button 14 Airless Spray Gun 15 Tip Guard 16 Reversible Spray Tip 17 Gun Fluid Filter optional located in handle 18 Fluid Outlet Fitting 19 Easy Access Door 20 Inlet Strainer 21 Pump and Inlet Valve Removal Tool ...

Page 8: ...zer for the first time or after long term storage perform setup procedure 1 Remove FieldLazer from box Unfold handle 2 Tighten knob and secure handle in place 3 Assemble shields to striper 4 Loosen knob and slide spray gun outside of wheel Tighten knob ti5722a ti6082a ...

Page 9: ...e drain tube in waste pail 8 When unpacking FieldLazer for the first time remove packaging materials from inlet strainer After long term storage check inlet strainer for clogs and debris 9 Place suction tube in water pail 10 Turn prime valve down 11 Turn Pressure Control Knob all the way left counter clockwise to minimum pressure ti25197a ...

Page 10: ...r debris To avoid priming problems and spray tip clogs it is recom mended to strain the paint before using Paint strainers are available where paint is sold Stretch a paint strainer over a clean pail and pour the paint through the strainer to capture any dried paint and debris before spraying ti26894a ...

Page 11: ...s 1 Open battery cover and remove the used battery if in place 2 Install battery by aligning the battery pack with the rails inside the FieldLazer and sliding it in until the battery pack is firmly seated Ensure that it does not disengage Close battery cover Replace and charge battery only in a well ventilated area and away from flammable or combustible materials including paints and solvents NOTI...

Page 12: ...age the trigger lock 6 Put drain tube into a pail and place Prime Spray valve in PRIME position drain to relieve pressure 7 If you suspect the spray tip or hose is clogged or that pressure has not been fully relieved a VERY SLOWLY loosen the spray tip guard retaining nut or the hose end coupling to relieve pressure gradually b Loosen the nut or coupling completely c Clear airless hose or spray tip...

Page 13: ...orage Fluid This FieldLazer arrives from the factory with a small amount of test material in the system It is important that you flush this material from the sprayer before using it for the first time 1 Perform Pressure Relief Procedure page 12 2 Make certain ON OFF switch is OFF Power button is not illuminated when OFF a Separate drain tube smaller from suction tube larger ...

Page 14: ...ater or flushing fluid 3 Place Prime Spray valve in PRIME position 4 Install battery See Battery Installation and Removal page 11 5 Press PushPrime button twice to loosen inlet ball 6 Align setting indicator with low setting on Pressure Control Knob 7 Turn ON OFF switch to ON position Power button is illuminated when ON ...

Page 15: ...ief Procedure page 12 then tighten all fittings If there are no leaks continue with the next step Fill Pump 1 Move suction tube to paint pail and submerge suction tube in paint 2 Press ON OFF switch to ON position Button is illuminated when power is ON 3 Wait to see paint coming out of the drain tube 4 Press ON OFF switch to OFF position Button is illuminated when power is OFF NOTE Some fluids may...

Page 16: ... Turn Prime Spray valve to SPRAY position e Press ON OFF switch to ON posi tion Button is illuminated when power is ON 2 Trigger gun into waste pail until only paint comes out of the gun 3 Release trigger Engage trigger lock 4 Transfer drain tube to paint pail NOTE When motor stops FieldLazer is ready to paint If motor continues to run FieldLazer is not properly primed repeat Fill Pump and Fill Gu...

Page 17: ...tip and tip guard parts are assembled in the order shown a Use spray tip to align gasket and seal in the tip guard b Spray tip must be pushed all the way into the tip guard Turn spray tip to push down c Turn the arrow shaped handle on the spray tip forward to the spray position 5 Screw spray tip assembly onto the gun and tighten To avoid serious injury from skin injection do not put your hand in f...

Page 18: ... in front of nut on gun holder Tighten knob Spray 1 Adjust spray shields for desired width 2 Grasp shield with one hand and squeeze spring arms with the other hand 3 Slide shield to desired position and release spring ti5859a ti5863a ti6065a 1 2 3 4 5 ti6067a ti5873a ti5874a ...

Page 19: ...push striper forward to spray a test stripe 5 Adjust gun height so paint spray strikes shields 1 4 in from bottom of shields 6 Loosen knob 7 Slide spray gun up or down 8 Spray a test stripe before spraying the actual field ti5858a ti5693a 1 4 ti6090a ti6089a ...

Page 20: ...y 20 3A9002A Stencil Spraying 1 Loosen gun retainer knob 2 Remove gun from holder 3 Trigger spray gun over stencil pattern 4 Return gun to holder 5 Tighten gun retainer knob ti5862a ti5860a ti5703a ti5859a ti5863a ...

Page 21: ...tings Tips wear with use and need periodic replacement Tip hole size controls flow rate the amount of paint that comes out of the gun Fan Width Fan width is the size of the stripe pattern which determines the area covered with each stroke Hints Select a fan width best suited to the surface being sprayed Wider fans allow provide better cover age on broad open surfaces Narrower fans provide better c...

Page 22: ... the particles without disassembling the sprayer See Strain the Paint page 10 for additional information 1 Release trigger Engage trigger lock Rotate spray tip to unclog position Disengage trigger lock Trigger gun at waste area to clear clog Unclog 2 Engage trigger lock Rotate spray tip back to spray position Disengage trig ger lock and continue spraying Spray ti24674a ti24676a ...

Page 23: ...ray tip see Spray Tip Installation page 17 3 Remove suction tube and drain tube from paint wipe excess paint off out side 4 Separate drain tube smaller from suc tion tube larger 5 Place empty waste and water pails side by side 6 Place suction tube in water and drain tube in waste pail 7 Turn Pressure Control Knob to the Prime Clean setting the lowest setting at which the pump will run ti25197a ti2...

Page 24: ...er of paint 12 To recover paint in hose a Hold gun firmly b Point gun into paint pail c Disengage trigger lock d Pull and hold gun trigger e Place Prime Spray valve in SPRAY position f Press ON OFF switch to power ON Button is illuminated when ON g Continue to hold gun trigger until you seepaintdiluted withwaterstartingto come out of gun 13 While continuing to trigger gun quickly move gun to redir...

Page 25: ...uid Filter page 26 18 Clean the gun see Clean the Gun page 26 Reference separate gun manual for additional information 19 Fill unit with Pump Armor fluid to leave a protective coating to prevent freezing or corrosion 20 Remove battery see Battery Installation and Removal page 11 21 Wipe sprayer hose and gun with a rag soaked in water ...

Page 26: ...ng solvent and a soft brush a Install closed square end of InstaClean Fluid Filter C in sprayer b Screw outlet fitting B into sprayer 6 Tightenoutletfittingand reconnecthose A to sprayer Use wrench to tighten securely Clean the Gun 1 Perform Pressure Relief Procedure page 12 and remove battery see Battery Installation and Removal page 11 2 If optional gun filter is installed clean gun fluid filter...

Page 27: ... Pressure Relief Procedure page 12 2 Place suction tube in Pump Armor fluid bottle and drain tube in waste pail 3 Place Prime Spray valve in PRIME position 4 Press ON OFF switch to ON position Button is illuminated when ON 5 Turn pressure control knob clockwise until the pump turns on 6 When storage fluid comes out of drain tube 5 10 seconds turn ON OFF switch to OFF position 7 Place Prime Spray v...

Page 28: ...ssure relief 9 Fluid intake suction tube Draws fluid from paint pail into pump 10 InstaClean fluid filter Filters fluid coming out of pump to reduce tip plugging and improve finish Self cleans only during pressure relief 11 Battery Provides power to the sprayer see page 3 for com patible batteries 12 Gun retainer knob Retains gun in gun holder on sprayer frame 13 PushPrime button Taps the inlet ba...

Page 29: ...e your next job See Pump Removal page 29 and Pump Installation page 31 or consult a Graco authorized retailer distributor or service center Pump Removal Always perform Pressure Relief Procedure page 12 and remove battery see Battery Installation and Removal page 11 before starting any pump repairs 1 Pull tabs on sides of the easy access door pump towards you while pushing theentire door away from ...

Page 30: ...is included in the frame to remove the inlet valve assembly from the pump If you suspect that the inlet valve is clogged or stuck remove the valve assembly and clean or replace 1 Remove suction tube or hopper from sprayer 2 Insert pump inlet into frame and loosen the inlet valve Remove inlet valve NOTICE Do not lose the ball and spring inside the inlet valve assembly It may fall out when the inlet...

Page 31: ...the frame Pump Installation 1 Slide pump assembly onto the mounting pins 2 Move pump displacement rod up or down until cap is level with the opening in the yoke 3 Swing easy access door pump door closed while pushing the entire door towards the inlet end of the pump NOTE Door must be fully closed and latched before sprayer will operate ti27037a 1 ti27478a 2 3 ...

Page 32: ...ressure control knob is set at zero pressure Turn pressure control knob clockwise to increase pressure setting Pump is seized Paint has hardened in pump or water is frozen in pump Turn ON OFF switch off and remove battery If frozen do NOT try to start sprayer until it is completely thawed or it may damage the motor control board and or drive train Place sprayer in warm area for several hours If no...

Page 33: ...ump can slow and stop Turn ON OFF switch on and off several times if necessary Inlet strainer is clogged or suction tube is not immersed in paint Clean debris off inlet strainer and make sure suction tube is immersed in paint Inlet valve check ball or seat is dirty Remove inlet fitting Clean or replace ball and seat See page 30 Suction tube is leaking Inspect suction tube connection for cracks or ...

Page 34: ...ake sure suction tube is immersed in paint Battery has insufficient charge for tip support Charge battery or reduce tip size Inlet pump valve or outlet pump valve is worn or clogged with debris Check for worn or contaminated inlet valve or outlet valve Prime sprayer with paint Trigger gun momentarily When trigger is released pump should cycle momentarily and stop If pump continues to cycle pump va...

Page 35: ...p vent holes clear of obstructions and overspray and keep sprayer open to air Battery has insufficient charge Charge battery Motor needs to be replaced Take FieldLazer to Graco authorized retailer distributor or service center FiedLazer makes no sound when pressure control is ON and ON OFF switch is ON illuminated ON OFF switch light blinks two times when pressure control is ON Indicates incorrect...

Page 36: ...ieldLazer ES100 Parts Ref Torque Ref Torque Ref Torque 90 110 in lb 10 2 12 4 N m 40 50 in lb 4 5 5 6 N m Tighten nut back off 1 4 3 8 to allow free rotation 115 135 in lb 13 15 3 N m Hand tighten 180 220 in lb 20 3 24 9 N m 1 3 5 2 4 6 ...

Page 37: ...93 HOSE coupled 1 4 in X 25 ft 1 45 245676 HANDLE 1 46 198895 PLATE lever pivot 1 49 15F646 FRAME field marker 1 50 15F645 HANDLE field marker 1 51 116139 GRIP handle 2 52 111017 BEARING flange 2 53 198896 BLOCK mounting mach 1 54 119534 CABLE gun 1 56 19D422 COVER plug panel switch 1 57 119528 TIRE semi pneumatic 3 61 108471 KNOB pronged 1 62 101147 SCREW cap hex hd 1 63 119547 NUT hex lock nylon...

Page 38: ...Parts 38 3A9002A ES100 Airless Sprayer Module Parts Ref Torque Ref Torque Ref Torque 110 120 in lb 12 14 N m 35 45 in lb 4 5 N m 30 35 in lb 2 4 4 N m 23 27 in lb 2 6 3 N m 8 10 in lb 0 9 1 1 N m 80 90 in lb 9 10 2 N m 1 4 2 5 3 6 ...

Page 39: ...udes 13 14 17 22 1 22 119236 SCREW mach torx pan hd 3 28 16D576 LABEL made in USA 1 34 128795 SCREW hwh thread forming 4 41 17J444 STRAP carry not shown 1 45 19D357 KIT gauge pressure 1 53 20A052 SPRING pin assembly 1 56 LABEL warning 1 19D435 Model 25U542 19D437 Model 25U543 19D439 Model 25U544 57 CARD medical alert not shown 1 17A134 Model 25U544 222385 EN ES FR model 25U543 25U542 58 BATTERY DE...

Page 40: ...9002A Pump Assembly Parts Ref Torque Ref Torque Ref Torque 140 160 in lb 15 8 18 N m 222 280 in lb 25 31 6 N m 270 330 in lb 30 5 37 3 N m 320 380 in lb 36 2 43 N m 30 35 in lb 3 4 4 N m 180 220 in lb 20 3 24 9 N m 1 4 2 5 3 6 ...

Page 41: ...1 10 187625 HANDLE valve drain 1 11 111600 PIN grooved 1 12 288747 KIT filter Not installed on all models 1 13 120776 PACKING O ring 1 14 24Y327 KIT repair outlet includes 12 13 1 15 17J880 KIT outlet valve repair includes 42 1 16 128323 SPRING valve 1 21 16D531 PACKING O ring 1 25 24Y472 KIT repair piston pump includes 16 21 1 28 20A884 KIT pressure control includes 5 28a 28b 28c 29 30 1 28a 15A4...

Page 42: ...161 GUARD RAC 5 1 108 249081 KIT spray shield includes 108a 108h 1 108a 15F142 GUIDE wire right shield 1 108b 287494 BAR guide shield 1 108d 16U231 SHIELD guide 2 108f 15F143 GUIDE wire left shield 1 108g 287566 KIT clamp 1 109 287529 KIT gun holder 1 109a GUN HOLDER 1 109b 119619 KNOB 1 109c 119666 PAD swivel 1 109d 111145 KKOB pronged 1 109e 112914 WASHER plain 1 117 LL5421 TIP spray RAC 5 strip...

Page 43: ...Wiring Diagrams 3A9002A 43 Wiring Diagrams ...

Page 44: ...n s 2 2 5m s 2 Right hand 98in s 2 2 5m s 2 Materials of Construction Wetted materials on all models stainless steel brass leather ultra high molecular weight polyethylene UHMWPE carbide nylon aluminum PVC polypropylene fluoroelastomer Notes Startup pressures and displacement per cycle may vary based on suction condition discharge head air pressure and fluid type Sound pressure measured 3 feet 1 m...

Page 45: ...s of parts labor and transportation THIS WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE Graco s sole obligation and buyer s sole remedy for any breach of warranty shall be as set forth above The buyer agrees that no other remedy including but not limited to inci...

Page 46: ...Information For the latest information about Graco products visit www graco com For patent information see www graco com patents TO PLACE AN ORDER contact your Graco distributor or call 1 800 690 2894 to identify the nearest distributor ...

Page 47: ...Graco Information 3A9002A 47 ...

Page 48: ...hanges at any time without notice Original instructions This manual contains English MM 3A9002 Graco Headquarters Minneapolis International Offices Belgium China Japan Korea GRACO INC AND SUBSIDIARIES P O BOX 1441 MINNEAPOLIS MN 55440 1441 USA Copyright 2021 Graco Inc All Graco manufacturing locations are registered to ISO 9001 www graco com Revision A December 2021 ...

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