Graco 311911C Manual - Free PDF Download

Page 2 - Warning; WARNING

Warning 2 311911C Warning The following warnings are for the setup, use, grounding, maintenance and repair of this equipment. The exclamation point symbol alerts you to a general warning and the hazard symbol refers to procedure-specific risks. Refer back to these warnings. Additional, product-speci...

Page 4 - Component Identification

Component Identification 4 311911C Component Identification ti9018a ti9021a FinishPro 395 11 10 9 8 13 7 12 5 6 4 3 1 2 15 10 9 4 6 11 8 3 2 1 14 5 7 FinishPro 390 16 12 17 18 17 18 20 19 19 20 21

Page 6 - Installation

Installation 6 311911C Installation Grounding and Electric Requirements The sprayer cord includes a grounding wire with an appropriate grounding contact. The sprayer requires: 110-120 Vac Sprayers: 100-120 Vac, 50/60 Hz, 15A, 1 phase, circuit with a grounding receptacle. 230 Vac Sprayers: 230 Vac, 5...

Page 7 - Pressure Relief Procedure; General Repair Information

Pressure Relief Procedure 311911C 7 Pressure Relief Procedure Follow this Pressure Relief Procedure whenever you are instructed to relieve pressure, stop spraying, check orservice equipment or install or clean spray tip. 1. Set function selection switch to OFF and unplug sprayer. 2. Turn pressure to...

Page 8 - Problem

Troubleshooting 8 311911C Troubleshooting Problem What To Check (If check is OK, go to next check) What To Do (When check is not OK, refer to this column) Sprayer Won’t Operate Basic Fluid Pressure 1. Pressure control knob setting. Motor will not run if set at minimum (fully counter-clockwise). Slow...

Page 13 - Removal

Displacement Pump Replacement 311911C 13 Displacement Pump Replacement See manual 309250 for pump repair instructions. Removal 1. Relieve pressure , page 7. Unplug sprayer from out- let. 2. Loosen two screws (30) and rotate cover (44). 3. Loosen nut (A) and remove suction hose (35). Loosen nut (B) a...

Page 15 - Drive Housing Replacement

Drive Housing Replacement 311911C 15 Drive Housing Replacement Removal 1. Relieve pressure , page 7. 2. Remove pump (9). Displacement Pump Replace- ment , page 13. 3. Disconnect power cord from outlet. 4. Remove two screws (30) and cover (32). 5. Remove four screws (6). 6. Pull drive housing (5) out...

Page 16 - Spin Test; Armature Short Circuit Test

Spin Test 16 311911C Spin Test See Wiring Diagram, page 36. To check armature, motor winding and brush electrical continuity: 1. Relieve pressure , page 7. Disconnect power cord from outlet. 2. Remove two screws (30) and shroud (29). 3. Remove drive housing (5), page 15. 4. Disconnect motor connecto...

Page 17 - Fan Replacement

Fan Replacement 311911C 17 Fan Replacement FinishPro 390 Removal 1. Relieve pressure , page 7. Disconnect power cord from outlet. 2. Remove two screws (30) and shroud (29). 3. Remove spring clip (1b) on back of motor. 4. Pull off fan (100). Installation 1. Slide new fan (1a) in place on back of moto...

Page 18 - Motor Brush Replacement

Motor Brush Replacement 18 311911C Motor Brush Replacement See Wiring Diagram, page 36. FinishPro 390 Removal Replace brushes worn to less than 1/4 in. (6mm). Brushes wear differently on each side of motor, check both sides. 1. Relieve pressure , page 7. Disconnect power cord from outlet. 2. Remove ...

Page 20 - Control Board Replacement

Control Board Replacement 20 311911C Control Board Replacement See Wiring Diagram, page 36. FinishPro 390 Removal 1. Relieve pressure , page 7. Disconnect power cord from outlet. 2. Remove two screws (30) and shroud (29) (see illus-tration, page16). 3. Disconnect pressure switch connector (A) from c...

Page 23 - On/Off Switch Replacement

On/Off Switch Replacement 311911C 23 On/Off Switch Replacement See Wiring Diagram, page 36. FinishPro 395 1. Relieve pressure , page 7. 2. Remove four screws (12) and pressure control cover (50). Note: Tag wires before removing to ensure wires are identifiable when assembling. 3. Disconnect three wi...

Page 25 - Fuse Replacement; Repl

Fuse Replacement 311911C 25 Fuse Replacement FinishPro 390 only Removal 1. Relieve pressure , page 7. Disconnect power cord from outlet. 2. Remove two screws (30) and shroud (29) (see illus-tration, page 16). 3. Remove fuse from control board. 4. Remove spare fuse from motor. Installation 1. Replace...

Page 26 - Removing and Installing Air Filter

Removing and Installing Air Filter 26 311911C Removing and Installing Air Filter Removal 1. Relieve pressure , page 7. Disconnect power cord from outlet. 2. FinishPro 390: Unscrew filter (D) from back of sprayer. Install new filter from Compressor Filter Kit 288724. FinishPro 395: a. Remove four scr...

Page 27 - Compressor Replacement and Repair; Removing Compressor from Sprayer

Compressor Replacement and Repair 311911C 27 Compressor Replacement and Repair Removing Compressor from Sprayer 1. Relieve pressure , page 7. Disconnect power cord from outlet. 2. Remove front and back louvers from sprayer. 3. Disconnect air fitting from compressor. 4. Disconnect electrical connecti...

Page 28 - Pressure Control Replacement: FinishPro 390

Pressure Control Replacement: FinishPro 390 28 311911C Pressure Control Replacement: FinishPro 390 See Wiring Diagram, page 36. Removal 1. Relieve pressure , page 7. Disconnect power cord from outlet. 2. Remove two screws (30) and shroud (29) (see illus-tration, page 16). 3. Disconnect pressure swit...

Page 29 - Motor Control Board Diagnostics: FinishPro 395

Pressure Control Replacement: FinishPro 390 311911C 29 Motor Control Board Diagnostics: FinishPro 395 • Keep new transducer on hand for use for test. • Refer to Digital Display Messages, page 30. 1. Relieve pressure, page 7 and unplug sprayer. 2. Remove screws and cover. 3. Turn ON/OFF switch, ON. 4...

Page 30 - Digital Display Messages: FinishPro 395

Pressure Control Replacement: FinishPro 390 30 311911C Digital Display Messages: FinishPro 395 • No display does not mean the sprayer is not pressurized. Relieve pressure before repair. Pressure Control Transducer:FinishPro 395 Removal 1. Relieve pressure , page 7. Unplug sprayer. 2. Remove screws a...

Page 32 - Drain Valve Replacement

Drain Valve Replacement 32 311911C Drain Valve Replacement Removal 1. Relieve pressure , page 7. Disconnect power cord from outlet. 2. Using a punch and hammer, tap pin (26) out of drain handle (25). 3. Pull drain handle (25) and base (24) off drain valve (23). 4. Using a wrench, loosen drain valve ...

Page 33 - Drain Line Removal/Replacement

Drain Line Removal/Replacement 311911C 33 Drain Line Removal/Replacement FinishPro 390 Removal To remove the drain line (40) from the manifold: 1. Cut drain line (40) from barbed fitting (20). 2. Unscrew barbed fitting (20) from manifold. Installation 1. Screw barbed fitting (20) into manifold. 2. P...

Page 34 - Motor Replacement

Motor Replacement 34 311911C Motor Replacement See Wiring Diagram, page 36. FinishPro 390 Removal 1. Relieve pressure , page 7. Disconnect power cord from outlet. 2. Remove pump (9). Displacement Pump Replace- ment , page 13. 3. Remove drive housing, Drive Housing Replace- ment , page 15. 4. Remove ...

Page 36 - Wiring Diagram

Wiring Diagram 36 311911C Wiring Diagram FinishPro 395 ti9741a ti9722a Capacitor To Compressor ON/OFFSwitch PowerPlug PressureControlAssembly From Motor Replaceable Fuse Bl a ck (-) Red (+) 2X Yellow FinishPro 390 Green White Black 120 Vac 120 Vac

Page 38 - Notes

Page 39 - Technical Data; Dimensions

Technical Data 311911C 39 Technical Data Dimensions FinishPro 390 Models FinishPro 395 Models Power requirements 120 Vac, 50/60 Hz, 15A, 1 phase 230 Vac, 50/60 Hz, 10A, 1 phase 120 Vac, 50/60 Hz, 15A, 1 phase 230 Vac, 50/60 Hz, 10A, 1 phase Max tip size 0.020 0.021 0.021 0.023 Max material output gp...

Page 40 - Warranty

Warranty 40 311911C Warranty Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale to the original purchaser for use. With the exception of any special, extended, or limited...