Page 2 - Models; RELATED MANUALS
Models 2 310645P Models * Auxiliary Air Hookup Kit RELATED MANUALS The following are general Warnings related to the safe setup, use, maintenance and repair of this equipment. Additional, more specific warnings may be found throughout the text of this manual where applicable. Manual Model Electric R...
Page 3 - Warnings; WARNING; Fire and Explosion Hazard; Equipment Misuse Hazard
Warnings 310645P 3 Warnings 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 symbols refer to procedure-specific risks. When these symbols appear in the body of this manual...
Page 4 - Cleaning Solvent Hazard with Plastic Parts
Warnings 4 310645P WARNING SKIN INJECTION HAZARD High-pressure fluid from gun, hose leaks, or ruptured components will pierce skin. This may look like just a cut, but it is a serious injury that can result in amputation. Get immediate surgical treatment. • Do not point gun at anyone or at any part o...
Page 5 - Component Identification
Component Identification 310645P 5 Component Identification A C F H K L E B D P T U S R V W M ti4500a
Page 6 - ITEM
Component Identification 6 310645P Component Identification ITEM COMPONENT A Main Power Switch B Nozzle Storage C Hopper D Hopper Connect/Disconnect E Graco RotoFlex™ HD Pump F Material Outlet H Air Outlet K Fluid Flow Regulator and Pressure Gauge L Gun Nozzle (5 sizes) M Gun (see manual 310616)* P ...
Page 7 - Preparation; Pressure Relief Procedure
Preparation 310645P 7 Preparation Pressure Relief Procedure 1. Turn Main Power Switch (A) OFF. 2. Turn fluid flow regulator (K) all the way down to reduce pressure. 3. Open gun air valve (aa). 4. Trigger gun, spray- ing material back into hopper (C). Grounding and Electric Requirements The sprayer m...
Page 8 - Auxiliary Air Compressor; Generators; Hose Lengths
Preparation 8 310645P Auxiliary Air Compressor • Use Auxiliary Air Hookup Kit 287328 when addi-tional atomization air is necessary. Generators 7500 W (7.5 KW) minimum. Tips for Using Generators • Before running sprayer, make sure it is at room tem-perature. This will reduce startup current. • Run ge...
Page 9 - Hopper; Removing Hopper; Front Cover; Removing Cover
Removing and Replacing Hopper, Front and Back Covers 310645P 9 Removing and Replacing Hopper, Front and Back Covers Before performing any service on sprayer always: • Read all warnings, page 3. • Read operating instructions manual, page 2. • Relieve Pressure , page 7. • Turn main power switch (A) OF...
Page 10 - Back Cover
Removing and Replacing Hopper, Front and Back Covers 10 310645P Back Cover To access the motor and all other components, it is nec-essary to remove the hopper, front and back covers. Removing Cover 1. Completely remove 6 screws (2 on top and each side) from cover. 2. Lift cover up and then tilt it b...
Page 11 - RotoFlexTM HD Pump; Disassembly
RotoFlex™ HD Pump 310645P 11 RotoFlex™ HD Pump Use RotoFlex HD Pump Replacement Kit 287314. NOTE: After replacing RotoFlex HD Pump hose, always follow Hose Break-In Procedure, page 13, before oper-ating sprayer. Disassembly First read and follow instructions in the Before perform- ing any service on...
Page 12 - Reassembly
RotoFlex™ HD Pump 12 310645P Reassembly 1. Bend and kink new pump hose from kit in the middle as shown, making sure dots on hose fittings face each other. 2. Insert hose ends through holes in inner hose bracket, keeping dots on fittings facing each other and kinked portion of hose hori-zontal to the...
Page 13 - Hose Break-In Procedure
RotoFlex™ HD Pump 310645P 13 Hose Break-In Procedure 1. Make sure fluid flow regula- tor (K) is turned all the way down. 2. Pour approxi- mately 1 gallon hot water in sprayer hopper to lubricate the pump. 3. Turn power switch (A) on. 4. Hold in prime switch (P). 5. Turn fluid flow regula- tor (K) up...
Page 14 - Compressor and Motor Repair
Compressor and Motor Repair 14 310645P Compressor and Motor Repair For 120 V sprayer use Compressor and Motor Replace-ment Kit, 287315. For 230 V sprayer use Compressor and Motor Replace-ment Kit, 287344. Kits include motor/compressor and mounting hardware. Disassembly First read and follow instruct...
Page 17 - Compressor Rebuild Kit
Compressor Rebuild Kit 310645P 17 Compressor Rebuild Kit To replace piston, seals and sleeve. For 120 V sprayer use Compressor Rebuild Kit 287330. For 230 V sprayer use Compressor Rebuild Kit 287331. Disassembly First read and follow instructions in the Before perform- ing any service on sprayer sec...
Page 19 - Removing and Replacing Belt; Removing Belt; Replacing Belt
Removing and Replacing Belt 310645P 19 Removing and Replacing Belt Use Belt Replacement Kits 118845. First read and follow instructions in the Before perform- ing any service on sprayer section, page 9. Then remove hopper, front and back covers, page 9. Remove hose extension and RotoFlex HD Pump ass...
Page 21 - Roller Replacement
Roller Replacement 310645P 21 Roller Replacement Use Roller Replacement Kit 287321. Kit includes 2 rollers, 4 nylon washer, and 2 retaining rings. Disassembly First read and follow instructions in the Before perform- ing any service on sprayer section, page 9. Then remove hopper, front and back cove...
Page 22 - Rotor Assembly Replacement
Rotor Assembly Replacement 22 310645P Rotor Assembly Replacement Use Pump Assembly Replacement Kit 287255. Disassembly First read and follow instructions in the Before perform- ing any service on sprayer section, page 9. Then remove hopper, front and back covers, page 9. Remove hose extension and Ro...
Page 23 - Air Cylinder and Solenoid Valve
Air Cylinder and Solenoid Valve 310645P 23 Air Cylinder and Solenoid Valve Use Cylinder Replacement Kit, 287323. For 120 V sprayer use Solenoid Replacement Kit 15D560. For 230V sprayer use Solenoid Replacement Kit 287351. Disassembly First read and follow instructions in the Before perform- ing any ...
Page 25 - Relief Valve and Flow Sensor Manifold
Relief Valve and Flow Sensor Manifold 310645P 25 Relief Valve and Flow Sensor Manifold For 120 V sprayer use Relief Valve Replacement Kit 15D559. For 230 V sprayer use Relief Valve Replacement Kit 287350. Disassembly First read and follow instructions in the Before perform- ing any service on spraye...
Page 26 - Air Flow Sensor Replacement
Air Flow Sensor Replacement 26 310645P Air Flow Sensor Replacement For 120 V sprayer use Sensor Replacement Kit 287326. For 230 V sprayer use Sensor Replacement Kit 287345. NOTE: If you are just replacing the sensor, you do not have to remove the motor first. Disassembly First read and follow instru...
Page 27 - Troubleshooting
Troubleshooting 310645P 27 Troubleshooting Problem Cause Solution Sprayer won’t run or stops intermit-tently Power switch not on Turn switch on. No power at wall outlet Check outlet by plugging in another appliance. If appliance does not work, try another outlet. Wrong size generator Use a 7500 watt...
Page 29 - Air Diagram
Air Diagram 310645P 29 Air Diagram Wiring Diagram Air Cylinder Guage Air Flow Control Air Cooler Air Compressor One Way Valve One Way Valve Gun Regulator ti4369a 50 8 39 51 32 50 50 150/151 Green Black White PowerSwitch PrimeSwitch Air Cylinder Air Compressor Air FlowControl ti4370d
Page 30 - Parts
Parts 30 310645P Parts 5 6 49 53 41 13 6 2 6 3 37 38A 38 1 E 42 38B 4 3 6 45 73 1A 1B 88 88 6 3 6 2 57 52 1 D 102 52 34 9 21 1B 31 9 43 33 22 40 19 49A 49B 49C 55 101 6 7
Page 31 - Parts List
Parts List 310645P 31 Parts List ▲ Replacement Danger and Warning labels, tags and cards are available at no cost. Ref. Part Description Qty . 1 287315 KIT, compressor replacement (includes 1A and 1B-1E), 120V sprayers 1 287330 KIT, compressor rebuild, 120V sprayers 287344 KIT, compressor replacemen...
Page 34 - Technical Data
Technical Data 34 310645P Technical Data *Measured while spraying at 1 m.#Measured per ISO-3744 Maximum working fluid pressure 100 psi (6.9 bar) Maximum working air pressure 45 psi (3.1 bar) Material pressure operating range 0-100 psi (0 to 6.9 bar) Compressor Type Oilless Air delivery 6.5 CFM @ 40 ...
Page 35 - Notes
Page 36 - Graco Standard Warranty; Graco Information
All written and visual data contained in this document reflects the latest product information available at the time of publication. Graco reserves the right to make changes at any time without notice. For patent information, see www.graco.com/patents. Original instructions. This manual contains Eng...
