Graco Contractor ST Instructions-Parts List Manual
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Graco Contractor ST Instructions-Parts List Manual

Graco Contractor ST Instructions-Parts List Manual

Airless spray gun
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INSTRUCTIONS-PARTS LIST
This manual contains important
warnings and information.
READ AND KEEP FOR REFERENCE.
INSTRUCTIONS
Contractor ST Airless Spray Gun
3600 psi (252 bar) MAXIMUM WORKING PRESSURE
Model 238–352, Series A
Includes
SwitchTip , and 4-finger trigger.
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441
RAC DripLess
Guard, 515 size
COPYRIGHT 1996, GRACO INC.
Graco Inc. is registered to I.S. EN ISO 9001
308–664
Model 238–352
Rev. A

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Summary of Contents for Graco Contractor ST

  • Page 1 3600 psi (252 bar) MAXIMUM WORKING PRESSURE Model 238–352, Series A Includes RAC DripLess Guard, 515 size SwitchTip , and 4-finger trigger. Model 238–352 GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441 COPYRIGHT 1996, GRACO INC. Graco Inc. is registered to I.S. EN ISO 9001...

  • Page 2: Warning Symbol

    This equipment is for professional use only. Read all instruction manuals, tags, and labels before operating the equipment. Use the equipment only for its intended purpose. If you are not sure, call your Graco distributor. Do not alter or modify this equipment.
  • Page 3 WARNING INJECTION HAZARD Spray from the gun, leaks or ruptured components can inject fluid into your body and cause extremely serious injury, including the need for amputation. Fluid splashed in the eyes or on the skin can also cause serious injury. Fluid injected into the skin might look like just a cut, but it is a serious injury.
  • Page 4 WARNING FIRE AND EXPLOSION HAZARD Improper grounding, poor ventilation, open flames or sparks can cause a hazardous condition and result in a fire or explosion and serious injury. If there is any static sparking or you feel an electric shock while using this equipment, stop spray- ing immediately.

  • Page 5: System Requirements

    Additional cards are available 4. Disengage the gun safety latch. Hold a metal part at no charge from Graco Inc. of the gun firmly to a grounded metal pail. Trigger the gun to relieve pressure.

  • Page 6: How To Adjust The Spray Pattern

    How to Adjust the Spray Pattern gaged. See Fig. 1. 1. To adjust the spray pattern direction, follow the 4. Graco Flat Tip Style Dripless Guard Pressure Relief Procedure on page 5. Loosen Install the tip (A) and the gasket (B) in the nut of the tip guard retaining nut (B).
  • Page 7 Installation/Operation How to Clean the Spray Tip 2. Remove the spray tip and blow out the obstruction by applying air to the front of the spray tip. Or, let and Clear a Spray Tip Obstruction the spray tip and gun nozzle soak to dissolve the obstruction.

  • Page 8: How To Check The Gun Diffuser Operation

    Installation/Operation How to Check the Gun Diffuser Operation 4. Apply lithium-base grease to the threads of the gun handle (14) and reassemble the gun. Check the diffuser operation weekly. The gun diffuser/ seat (A) breaks up spray and reduces the risk of fluid injection when the tip is not installed.

  • Page 9: How To Flush The Gun

    Installation/Operation How to Flush the Gun WARNING WARNING Do not spray paint from the gun with the gun safety To reduce the risk of serious bodily latch set to the cleaning position. Ä Ä injury, including splashing fluid in the eyes or on the skin, or static electric 7.
  • Page 10 Service 4. If the gun handle (6) was removed, hand tighten it into the fluid housing (26); it should fit easily. 5. Adjust the needle before using the gun. Procedure below. 6. Be sure the trigger guard and tip guard are installed before using the gun.
  • Page 11 Service Replace Swivel Reassembly (See Fig. 10) 1. Clean internal thread of handle (6). Disassembly 2. Install guard retainer (42), cushion o-ring (43) and 1. Follow Pressure Relief Procedure on page 5. swivel (15). 2. Push up on trigger guard (12) and swing trigger 3.

  • Page 12: Parts Drawing

    Parts Drawing Model 238–352, Series A Included with 1 Purchase separately...

  • Page 13: Parts List

    Parts List Model 238–352, Series A Ref. Ref. Part No. Description Qty. Part No. Description Qty. 218–070 NEEDLE–DIFFUSER/SEAT KIT 105–334 LOCKNUT; M4 x 0.7 thread 238–202 4-FINGER TRIGGER 177–538 TRIGGER STUD (standard) 191–081 HANDLE, round 179–737 ACTUATOR PIN 222–385 KIT, warning card 179–729 NEEDLE HOUSING 187–348...
  • Page 14 HEAVY DUTY EXTENSIONS TIP GUARDS Provides extended spraying for hard to reach These tip guards fit all Graco airless spray guns. applications. Choose the one that’s right for your application. One of these tip guards is included with every Graco airless gun.

  • Page 15: Technical Data

    0.125 in. (3.18 mm) Wetted Parts ..Stainless steel, Polyethylene, TO PLACE AN ORDER , contact your Graco distrib- PTFE Aluminum, Polyurethane, Nylon, utor, or call this number to identify the distributor Brass, Tungsten carbide, UHMW closest to you: 1–800–328–0211 Toll Free.

  • Page 16: The Graco Warranty And Disclaimers

    Graco distributor to the original purchaser for use. As purchaser’s sole remedy for breach of this warranty, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment proven defec- tive.

This manual is also suitable for:

238-352

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