Page 2 - Models; RELATED MANUALS
Models 2 310645K Models * Auxiliary Air Hookup Kit RELATED MANUALS Manual Model Electric Requirements Country Operation 287328* Gun Languages 248201 120V, 60 Hz, 15 A N. America 310624 310694 310616 English 248370 / 248315 230V. 50 Hz, 10 A Europe 310624 310616 French 248370 230V. 50 Hz, 10 A Europe...
Page 3 - Warnings
Warnings 310645K 3 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. Warning Caution WARNING This symbol alerts you to the possibility of se...
Page 4 - WARNINGS; CAUTION
Warnings 4 310645K WARNINGS 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 310645K 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 310645K 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 310645K 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, spraying material back into hopper (C). Grounding and Electric Requirements The sprayer must be...
Page 8 - Auxiliary Air Compressor; Hose Lengths
Preparation 8 310645K Auxiliary Air Compressor • Use Auxiliary Air Hookup Kit 287328 when additional 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 - Removing and Replacing Hopper, Front and Back Covers; Hopper; Front Cover
Removing and Replacing Hopper, Front and Back Covers 310645K 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) OFF.•...
Page 10 - Back Cover
Removing and Replacing Hopper, Front and Back Covers 10 310645K Back Cover To access the motor and all other components, it is necessary 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 back...
Page 11 - RotoFlexTM HD Pump; Disassembly
RotoFlex™ HD Pump 310645K 11 RotoFlex™ HD Pump Use RotoFlex HD Pump Replacement Kit 287314. Disassembly First read and follow instructions in the Before performing any service on sprayer section, page 9. Then remove hopper and front cover, page 9. 1 Loosen and remove hose extension. 2 Loosen and rem...
Page 12 - Reassembly
RotoFlex™ HD Pump 12 310645K 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 horizon-tal to the u...
Page 13 - Hose Break-In Procedure
RotoFlex™ HD Pump 310645K 13 Hose Break-In Procedure 1 Make sure fluid flow regulator (K) is turned all the way down. 2 Pour approxi- mately 1 gallon hot water in sprayer hopper to lubri-cate the pump. 3 Turn power switch (A) on. 4 Hold in prime switch (P). 5 Turn fluid flow regulator (K) up to full...
Page 14 - Compressor and Motor Repair
Compressor and Motor Repair 14 310645K Compressor and Motor Repair For 120 V sprayer use Compressor and Motor Replacement Kit, 287315. For 230 V sprayer use Compressor and Motor Replacement Kit, 287344. Kits include motor/compressor and mounting hardware. Disassembly First read and follow instructio...
Page 17 - Compressor Rebuild Kit
Compressor Rebuild Kit 310645K 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 performing any service on sprayer secti...
Page 19 - Removing and Replacing Belt; Removing Belt
Removing and Replacing Belt 310645K 19 Removing and Replacing Belt Use Belt Replacement Kits 118845. First read and follow instructions in the Before performing any service on sprayer section, page 9. Then remove hopper, front and back covers, page 9. Remove hose extension and RotoFlex HD Pump assem...
Page 21 - Roller Replacement
Roller Replacement 310645K 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 performing any service on sprayer section, page 9. Then remove hopper, front and back covers...
Page 22 - Rotor Assembly Replacement
Rotor Assembly Replacement 22 310645K Rotor Assembly Replacement Use Pump Assembly Replacement Kit 287255. Disassembly First read and follow instructions in the Before performing any service on sprayer section, page 9. Then remove hopper, front and back covers, page 9. Remove hose extension and Roto...
Page 23 - Air Cylinder and Solenoid Valve
Air Cylinder and Solenoid Valve 310645K 23 Air Cylinder and Solenoid Valve Use Cylinder Replacement Kit, 287323. For 120 V sprayer use Solenoid Replacement Kit 287324. For 230V sprayer use Solenoid Replacement Kit 287351. Disassembly First read and follow instructions in the Before performing any se...
Page 25 - Relief Valve and Flow Sensor Manifold
Relief Valve and Flow Sensor Manifold 310645K 25 Relief Valve and Flow Sensor Manifold For 120 V sprayer use Relief Valve Replacement Kit 287325. For 230 V sprayer use Relief Valve Replacement Kit 287350. Disassembly First read and follow instructions in the Before performing any service on sprayer ...
Page 26 - Air Flow Sensor Replacement
Air Flow Sensor Replacement 26 310645K Air Flow Sensor Replacement For 120 V sprayer use Sensor Replacement Kit 287326. For 230 V sprayer use Sensor Replacement Kit 287345. Disassembly First read and follow instructions in the Before performing any service on sprayer section, page 9. Then remove hop...
Page 27 - Troubleshooting
Troubleshooting 310645K 27 Troubleshooting Pressure Relief, page 7 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 g...
Page 29 - Air Diagram
Air Diagram 310645K 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 310645K Parts 56 49 53 41 13 62 63 37 38A 38 1E 42 38B 4 36 45 73 1A 1C 88 88 63 62 57 52 1D 102 52 34 9 ti4371b 21 1B 31 9 43 33 22 40 19 49A 49B 49C 55 101 67 1
Page 31 - Parts List
Parts List 310645K 31 Parts List ▲ Replacement Danger and Warning labels, tags and cards are available at no cost. Item No. Part No. Description Qty 1 287315 KIT, compressor replacement (includes 1A and 1B-1E), 120V sprayers 1 287330 KIT, compressor rebuild, 120V sprayers 287344 KIT, compressor repl...
Page 34 - Technical Data
Technical Data 34 310645K 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 - Warranty
Warranty 310645K 35 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...
