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Graco Contractor PC Operation, Parts, Repair Download Page 12

Maintenance 

12

3A6285D

Cleaning Cartridge

This procedure is not considered routine 

maintenance. Perform only when there is a 

loss in performance that cannot be fixed by 

normal flushing of the gun. If problem still 

persists, replace the cartridge. See 

Replacing Cartridge

 on page 13.

1. Relieve pressure. See 

Pressure 

Relief Procedure

, page 5. Engage 

trigger lock (15). 

2. Remove cartridge (2) following the 

steps 3-6 of 

Replacing Cartridge

 

on page 13.

3. Use 2 wrenches in the locations 

shown. Disassemble the cartridge 
(2).

4. Rinse out with hot running water, 

use a soft brush to clean out the 
internal passage of the cartridge 
(2).

5. Thread the cartridge (2) back 

together, torque to 30 in-lbs (3.4 
N-m).

6. Install the cartridge (2) back into the 

gun housing (1) following steps 7-9 
of 

Replacing Cartridge

 on 

page 13.

Summary of Contents for Contractor PC

Page 1: ...ge 2 for additional model information Important Safety Instructions Read all warnings and instructions in this manual Refer to your sprayer instruction manual for Pressure Relief priming and spray instructions Save these instructions Important Medical Information Read the medical alert card provided with the gun It contains injection injury treatment information for a doctor Keep it with you when ...

Page 2: ...13 Aligning Handle 14 Technical Specifications 15 CALIFORNIA PROPOSITION 65 15 Graco Standard Warranty 16 Graco Information 16 Models Contractor Gun Models Part No Tip s Guard Filter Language Translation Included 17Y042 LTX517 RAC X 60 Mesh English French Spanish 17Y043 LP517 RAC X 60 Mesh English French Spanish German 17Y044 LTX517 RAC X 60 Mesh English Chinese Japanese Korean 17Y045 None RAC X 6...

Page 3: ...ng and before cleaning checking or servicing equipment Tighten all fluid connections before operating the equipment Check hoses and couplings daily Replace worn or damaged parts immediately FIRE AND EXPLOSION HAZARD Flammable fumes such as solvent and paint fumes in work area can ignite or explode Paint or solvent flowing through the equipment can cause static sparking To help prevent fire and exp...

Page 4: ... safety hazards Make sure all equipment is rated and approved for the environment in which you are using it 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 methyle...

Page 5: ... 7 If you suspect the spray tip or hose is clogged or that pressure has not been fully relieved a VERY SLOWLY loosen the 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 obstruction See Clear Spray Tip Clog page 8 Gun Trigger Lock This equipment stays pressurized until pressure is manually relie...

Page 6: ...oin if the knob 13c cannot be loosened by hand Complete one full turn to loosen the adjustment knob Three full turns could result in the adjustment knob falling out 3 Hold end of trigger 13b and slide to desired position NOTE Hold trigger in location shown when adjusting 4 Tighten adjustment knob 13c firmly NOTE If trigger is too difficult to slide use a flat blade screwdriver to slide it down and...

Page 7: ...nect Gun to Sprayer Make sure sprayer is turned off and unplugged from power source Refer to your sprayer instruction manual for priming and spray instructions 1 Attach supply hose to sprayer fluid outlet 2 Attach other end of supply hose to gun swivel 7 Use two wrenches one on the swivel 7 and one on the hose to tighten all connections securely 3 Refer to sprayer instruction manual for priming in...

Page 8: ...reversible spray tip that quickly and easily clears the particles without disassembling the sprayer 1 Engage trigger lock 15 Rotate spraytip 26 to unclog position Disengage trigger lock 15 Trigger gun at waste area to clear clog NOTE If spray tip 26 is difficult to rotate when turning to the unclog position perform Pressure Relief Procedure page 5 then turn Prime Spray valve to spray position and ...

Page 9: ...WIVEL assy gun 1 8 FILTER gun 1 287032 60 mesh 287033 100 mesh 287034 60 and 100 mesh combo 9 17Y226 SCREW set 1 10 17T030 HANDLE gun 1 11 17V288 PIN trigger 2 12 17V766 SPRING compression 1 13 17Y466 TRIGGER assy includes 11 12 13a 13b 13c 13d 1 13a TRIGGER upper 1 13b TRIGGER lower 1 13c KNOB adjustment 1 13d CLIP trigger 1 14 17Z690 TRIGGER repair includes 13b 13c 13d 1 15 17V767 LOCK trigger 1...

Page 10: ...SOLVENT FFLP 1 25 246215 GUARD RAC X 1 26 TIP spray 1 LTX517 TIP spray 517 RAC X 1 Models 17Y042 17Y044 826252 LTX515 TIP spray 515 RAC X 1 Model 17Z644 LP517 TIP spray 517 LP 1 Models 17Y043 826252 FFLP210 TIP spray 210 FFLP 1 Models 17Y470 For a list of all available tip sizes talk to your local distributor or visit www graco com Ref Part Description Qty ...

Page 11: ...d remove excess debris 8 Inspect filter 8 for damage to the filter mesh Replace the filter if the filter mesh has holes or voids 9 Inspect handle tube 3 for damage Replace if it is corroded or pitted and check material for compatibility with aluminum 10 Inspect o ring 4 and replace if necessary 11 Insert clean filter 8 into handle 10 12 Reattach handle 10 to housing 1 Tighten securely 13 Disengage...

Page 12: ...ssure See Pressure Relief Procedure page 5 Engage trigger lock 15 2 Remove cartridge 2 following the steps 3 6 of Replacing Cartridge on page 13 3 Use 2 wrenches in the locations shown Disassemble the cartridge 2 4 Rinse out with hot running water use a soft brush to clean out the internal passage of the cartridge 2 5 Thread the cartridge 2 back together torque to 30 in lbs 3 4 N m 6 Install the c...

Page 13: ...rew cartridge 2 from front of gun 1 NOTE If it is too difficult to remove by hand use a 1 8 Allen wrench to break loose as shown 7 Use a soft brush to clean out internal passages of gun To avoid injury always read all warnings in this manual and the sprayer manual before performing any repairs on the gun NOTICE Never attempt to remove the cartridge unless the trigger assembly 13 is in the repair p...

Page 14: ...e is installed correctly by making sure the trigger assembly 13 can wiggle back and forth NOTE Do not operate the gun if the cartridge is not installed correctly 10 Reinstall tip 26 and guard 25 Aligning Handle If when tightened securely handle no longer matches up with housing realign handle 1 Relieve pressure See Pressure Relief Procedure page 5 Engage trigger lock 15 2 Tighten handle 10 securel...

Page 15: ...O 3744 Translated Manuals 3A6289 Spanish 3A6303 Latvian 3A6290 French 3A6304 Lithuanian 3A6291 Dutch 3A6305 Polish 3A6292 Italian 3A6306 Hungarian 3A6293 Turkish 3A6307 Czech 3A6294 Greek 3A6308 Slovakian 3A6295 Croatian 3A6309 Slovenian 3A6296 Portuguese 3A6310 Romanian 3A6297 Danish 3A6311 Bulgarian 3A6298 Finnish 3A6312 Chinese 3A6299 Swedish 3A6313 Japanese 3A6300 Norwegian 3A6314 Korean 3A630...

Page 16: ...t disclose any defect in material or workmanship repairs will be made at a reasonable charge which charges may include the costs 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...

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