Graco 254973 - Manual

Component Identification 6 311771E Pressure Relief Procedure To reduce risk of injury, follow this procedure whenever you see this symbol throughout this manual, Also, perform this procedure whenever you: • Stop spraying • Check or repair any part of this system • Install or clean spray nozzle 1. Tu...

Shroud Removal 311771E 7 Shroud Removal Disassembly 1. Relieve Pressure, page 6. 2. Unplug sprayer from outlet. 3. Remove two screws (15) and two screws (64) from back of shroud (7). 4. Pull shroud (7) back and up over knob (41). Reassembly 1. Slide shroud (7) onto base (2). 2. Tighten two bottom sc...

RotoFlex ™ II Pump 8 311771E RotoFlex ™ II Pump Disassembly 1. Relieve Pressure, page 6. 2. Unplug sprayer from outlet. 3. Remove Shroud, page 7. 4. Loosen two spacers (56) and knob (41). 5. Loosen hopper fitting by hand to remove hopper (1). 6. Use 3/8 in. socket to remove screw (36) from hose brac...

Motor 10 311771E Motor Disassembly 1. Relieve Pressure, page 6. 2. Unplug sprayer from outlet. 3. Remove Shroud, page 7. 4. loosen knob (41) until spring relaxes. 5. Remove Pump, page 8. 6. Disconnect all electrical Wiring, page 16. 7. Use 1/4 in. socket to remove grounding screw (22). 8. Disconnect...

Motor Fuse Removal 12 311771E Motor Fuse Removal When replacing fuse, use only Bussman GMF-3 (3A) to prevent premature trips or equipment damage. The motor has a replaceable fuse attached to the motor bracket. The fuse assembly (A) is fastened to the motor bracket along with a clamp. To remove the m...

Belt 311771E 13 Belt Disassembly 1. Relieve Pressure, page 6. 2. Unplug sprayer from outlet. 3. Remove Shroud, page 7. 4. Remove Motor, page 10. 5. Place motor tray (32) into vice and tighten until snug. 6. Use 9/16 in. wrench to loosen two mounting screws (4) on motor tray (32) to allow motor to sl...

Troubleshooting 14 311771E Troubleshooting Problem Cause Solution Sprayer won’t run Power switch not on Turn switch on. No power at wall outlet Check outlet by seeing if light in the plug is illuminated. If not, try another outlet. Wrong size generator Use a 3500 watt or larger generator. Refer to G...

Wiring Diagram 16 311771E Wiring Diagram ti9199a 25 10 39 ON/OFFSwitch Black Wire Black Wire Power Cord 31 8 Chassis Ground WhiteWire WhiteWire Green Wire Green Wire Motor RedWire

Parts 311771E 17 Parts Models 254973 42 ti9654a 12 1 3 6 14 5 2 7 15 8 10 31 24 33 23 19 29 20 43 20 4 2 36 21 16 32 ti9655b 27 17 11 44 22 46 • 47 13 • 18 25 41 37 • • • 55 39 42 56 63 37 9 9 64 64 65 28 38 30 26

Technical Data 311771E 19 Technical Data Main Unit Power Requirements . . . . . . . . . . . . . . . . . . . . 120 Vac, 60 Hz, 15A, 1 phaseMaximum Fluid Working Pressure . . . . . . . . . . . . . . . . . . 50 psi, (3.5 bar)Maximum Air Working Pressure . . . . . . . . . . . . . . . . . . . . 100 psi (...

Graco Standard Warranty 20 311771E Graco Standard 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 the original purchaser for use. With the exception of any sp...