Graco Inc. 311937E user manual

Summary of the content on the page No. 1

G40 Air Assisted Spray Gun
Maximum Working Pressure: 4000 psi (280 bar, 28 MPa)
Maximum Air Working Pressure: 100 psi (7 bar, 0.7 MPa)
311937E
Model: 288513, 289604
IMPORTANT SAFETY INSTRUCTIONS. Refer to your
sprayer instruction manual for Pressure Relief, priming and
spray instructions. Keep these instructions.
ti8835a
- For the application of architectural paints and coatings -
The following Warnings are for the setup, use, grounding, maintenance and repair of this equipment. The exclamatio

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3. Attach blue fluid supply hose (b) to gun Pressure Relief Procedure fluid inlet fitting(25). 25 4. Attach other end of air and fluid supply hoses to sprayer. Use two wrenches to b tighten all connections securely (see sprayer setup instructions in sprayer Follow this Pressure Relief Procedure whenever instructed operation manual 311905.) to relieve pressure, stop spraying, check or service equipment, Installing Tip (33) and Guard (6) on Gun or install or clean spray tip. 1. Lock trigge

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Flushing and Cleaning Spraying Refer to your Sprayer Instruction manual. The following instructions are for guns used with Graco’s FinishPro Sprayers. � Flush gun before changing colors, before storing and before repairing gun. � Flush at lowest possible pressure. Check connectors for leaks and tighten as necessary. Air-Assisted Spraying � Flush with fluid that is compatible with fluid being dispensed 1. Set sprayer function selection switch to AIRLESS spray- and equipment’s wetted parts. i

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4. Clean filter with soft brush and compatible solvent. 3. Remove the fluid Inspect filter and if damaged, replace it. needle assembly 2a 5. Install inline fluid filter (24) into base of fluid tube (16). (2) from the front of 2 6. Screw fluid inlet fitting (25) into base of tube. Torque to the gun by using 175-185 in-lb (20-21 N�m). 29 the nut driver tool (29). If the needle ti6575a Repair is bent or damaged, or the packing is worn or leaking, replace the entire needle assembly. If re

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6. Install the two springs (15 and 19). Screw the spring cap Reassembly (11) into the back of the gun body. Torque to 175-185 in-lb 1. Install the tube gasket (22) in the gun. Hand tighten the (20-21 N�m). fluid tube connector (16a) into the gun’s fluid inlet. Anti- 7. Lightly lubricate the needle assembly o-rings and shaft gens the air inlet fitting (17) and screw (20). Torque the where the packing slides. Be sure that the o-ring (2a) is in fluid tube connector to 150-160 in-lb (17-18 N�m

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Parts 5e 5c 5d 5b 33b 5a 5f 35 33a 15 11 6a 4 6 8 7 13 19 10 33 9 1 2a 29 2 1a 30 14 22 3 17 16 12 36 28 20 24 ti7203d 25 Ref. Part No. Description Qty. Ref. Part No. Description Qty. 19 115141 SPRING, compression 1 1 BODY, gun, assy 1 20 119996 SCREW, cap, socket hd; 1/4-20 x 3/8 in. 1 1a 249423 SAFETY, trigger 1 (10 mm) 2◆ NEEDLE, assy; 3/32 carbide ball; 1 22* 115133 GASKET, tube, acetal 1 includes item 2a 24 224453 FILTER 1 2a* 110004 PACKING, o-ring; PTFE 1 24a‡ 162863 GASKET, non-metallic