Tools Needed; Technical Data - Graco Contractor 288477 Instructions-Parts List

Maintenance
WARNING
Before performing any maintenance on gun, read all warnings
on front cover of this manual and relieve pressure.
Cleaning/Replacing Filter (5)
1.Relieve pressure. Set trigger lock (2)
2. Disconnect fluid hose from gun at swivel (8).
3. Disconnect trigger guard (19) from guard retainer (10).
4. Unscrew handle (7) from gun (1).
5. Remove filter (5) through top of handle (7).
6. Clean filter (5). Use a soft brush to loosen and remove
excess debris.
7. Insert clean filter (5) into handle (7).
8. Reattach handle (7) to gun (1). Tighten securely.
9. Reconnect trigger guard (19) to guard retainer (10).
Repair

Tools needed:

• 8-inch adjustable wrench
• 1/4-inch nut driver
Replacing Needle
15a
15b
16
a

Technical Data

Maximum working pressure
Fluid orifice size
Weight (with tip and guard)
Inlet
Maximum material temperature
Wetted parts
Noise Level*
Sound power
Sound pressure
*Measured at 3.1 feet (1m) while spraying water-based paint, specific gravity 1.36, through a 517 tip at 3000 psi (207 bar, 20.7 MPa) per ISO 3744
For complete warranty information contact your local Graco distributor, call Graco customer service:
All written and visual data contained in this document reflects the latest product information available at the time of publication.
17
1
ti8510b
3600 psi (248 bar, 24.8 MPa)
0.125 in. (3.18 mm)
22 oz. (630 g)
1/4 npsm swivel
120°F (49°C)
Stainless steel, polyurethane, nylon, aluminum, tungsten carbide, solvent resistant elastomer, brass
87 dBa
78 dBa
1-800-690-2894 or visit our website: www.graco.com.
Graco reserves the right to make changes at any time without notice.
This manual contains English. MM 311861
Graco Headquarters: Minneapolis
International Offices: Belgium, China, Japan, Korea
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441
04/2007
WARNING
1.Relieve pressure. Set trigger lock (2).
2. Remove tip (26) and guard (25) from gun (1).
3. Disconnect fluid hose from gun at swivel (8).
4. Remove nut (17) and trigger pin (16).
5. Unscrew diffuser (15a) from front of gun (1).
6. Remove needle assembly (15b) through front of gun (1).
7. Use a soft brush to clean out internal passages of gun.
8. Grease o-rings of new needle using a non-silicon grease.
9. Guide new needle (15b) through front of gun (1) making
sure the flat sides (a) of the needle assembly face the
sides of gun housing.
10. Install diffuser (15a). Torque diffuser to 26-30 ft-lbs
(35.25 - 43.38 N•m).
11. Replace pin (16) and nut (17).
Translated Manuals
Spanish - 312098 Estonian - 312277
French - 312099 Latvian - 312278
Dutch - 312265 Lithuanian - 312279
German - 312266 Polish - 312280
Italian - 312267 Hungarian - 312281
Turkish - 312268 Czech - 312282
Greek - 312269 Slovakian - 312283
Croatian - 312270 Slovenian - 312284
Portuguese - 312271 Romanian - 312285
Danish - 312272 Bulgarian - 312286
Finnish - 312273 Chinese - 312287
Swedish - 312274 Japanese - 312288
Norwegian - 312275 Korean - 312289
Russian - 312276
Translated manuals can be requested through a
distributor or at www.graco.com.