Page 2 - Warning Symbol; Caution Symbol; CAUTION; WARNING; EQUIPMENT MISUSE HAZARD
2 308801 Table of Contents Warnings 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Component Function and Identification 5 . . . . . . . . . . . . Setup 6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Startup 9 . . . . . . . . . . . ...
Page 3 - INJECTION HAZARD; TOXIC FLUID HAZARD
308801 3 WARNING INJECTION HAZARD Spray from the gun, leaks or ruptured components can inject fluid into your body and cause extremelyserious injury, including the need for amputation. Fluid splashed in the eyes or on the skin can alsocause serious injury. Fluid injected into the skin is a serious i...
Page 4 - FIRE AND EXPLOSION HAZARD
4 308801 WARNING FIRE AND EXPLOSION HAZARD Improper grounding, poor ventilation, open flames or sparks can cause a hazardous condition andresult in a fire or explosion and serious injury. If there is any static sparking or you feel an electric shock while using this equipment, stop spray- ing immedi...
Page 5 - Component Function and Identification
308801 5 Component Function and Identification 7727A 03008 C Fig. 1 E F D A G J L R M N B H S K P A Motor (Under shield shown) DC motor, permanent magnet, totally enclosed, fan cooled B Pressure Adjusting Knob Controls fluid outlet pressure C ON/OFF Switch Power switch that controls 120 VAC main pow...
Page 6 - Setup
6 308801 Setup WARNING If you supply your own hoses and spray gun, besure the hoses are electrically conductive, that thegun has a tip guard, and that each part is rated forat least 3000 psi (210 bar, 21 MPa) Working Pres- sure . This is to reduce the risk of serious injury caused by static sparking...
Page 7 - Grounding; How to use the gun safety latch; How to use the pressure drain valve
308801 7 Setup Grounding WARNING Improper installation or alteration of the groundingplug will result in a risk of electric shock, fire orexplosion that could cause serious injury or death. 1. This equipment requires a 120 Vac, 60 Hz, 15Acircuit with a grounding receptacle. See Fig. 3. Fig. 3 Ground...
Page 8 - How to use the RAC IV tip guard; How to remove a tip clog
8 308801 Setup Pressure Relief Procedure WARNING INJECTION HAZARD The system pressure must be manuallyrelieved to prevent the system fromstarting or spraying accidentally. Fluid under high pressure can be injected through theskin and cause serious injury. To reduce the risk ofan injury from injectio...
Page 9 - Startup
308801 9 Startup Use this procedure each time you start the sprayer tohelp ensure the sprayer is ready to operate and thatyou start it safely. NOTE: If this is a first–time startup, flush the sprayer. See page 12. 1. Open pressure drain valve (A). See Fig. 8. 2. Don’t install spray tip until pump is...
Page 11 - Shutdown and Care
308801 11 Shutdown and Care WARNING INJECTION HAZARD To reduce the risk of serious injury, wheninstructed to relieve pressure, follow the Pressure Relief Procedure on page 8. 1. Relieve pressure. 2. Check packing nut daily. Keep packing nut full of TSL at all times to help prevent fluid buildup onpi...
Page 12 - Flushing; When to flush; How to flush
12 308801 Flushing When to flush Determine material to spray from column 1. Flush withmaterial in column 2. Then follow recommendations inone of next three columns. CAUTION Do not leave water or water-based fluids in sprayer ifit could freeze. Push water out with mineral spirits.Frozen fluid in spra...
Page 14 - Troubleshooting
14 308801 Troubleshooting WARNING INJECTION HAZARD To reduce the risk of serious injury, wheninstructed to relieve pressure, follow the Pressure Relief Procedure on page 8. CAUTION Thaw sprayer if water or water-based paint hasfrozen in it, due to exposure to low temperatures, byplacing it in a warm...
Page 15 - Basic Problem Solving
308801 15 Basic Problem Solving TYPE OF PROBLEM WHAT TO CHECK If check is OK, go to next check WHAT TO DO When check is not OK, refer to this column Electrical (continued) 4. Check motor brushes for the following: a. Loose terminal screws. b. Broken or misaligned brush springs. c. Brushes binding in...
Page 16 - Intermediate Problem Solving
16 308801 Intermediate Problem Solving TYPE OF PROBLEM WHAT TO CHECK If check is OK, go to next check WHAT TO DO When check is not OK refer to this column Low Output 1. Check for worn spray tip. 1. Follow Pressure Relief Procedure Warning on page 8, then replace tip. See your separate gun or tip man...
Page 19 - General Repair Information; Tool List
308801 19 General Repair Information WARNING INJECTION HAZARD To reduce the risk of serious injury, wheninstructed to relieve pressure, follow the Pressure Relief Procedure on page 8. Tool List These service tools are required. 12” adjustable wrench: pump 1/4” Allen wrench: filter plug 3/8” Allen wr...
Page 20 - Motor Test
20 308801 Motor Test WARNING INJECTION HAZARD To reduce the risk of serious injury, wheninstructed to relieve pressure, follow the Pressure Relief Procedure on page 8. For checking armature, motor winding and brushelectrical continuity. Setup 1. Unplug sprayer. 2. Remove drive housing. See page 26. ...
Page 21 - Motor Brushes
308801 21 Motor Brushes NOTE: Replace brushes when worn to about 12.5 mm (0.5 in.). Always check both brushes. Brush Repair Kit236967 is available for motor brush repair. NOTE: Replacement brushes may last only half as long as the original ones. To maximize brush life, breakin new brushes by operati...
Page 22 - Displacement Pump; Repairing pump
22 308801 Displacement Pump NOTE: Packing Repair Kit 235703 is available. Refer- ence numbers of parts included in the kit are markedwith an asterisk, i.e., (223*). Removing pump (See Fig.17) WARNING INJECTION HAZARD To reduce the risk of serious injury, wheninstructed to relieve pressure, follow Pr...
Page 23 - Motor
7741A Fig. 21 1 16 4 11 34 20 25 5 13 2 32 4 3 75 Torque to 80 in-lb (9 N m) A 26 22 23 1 1 22a 70 308801 23 Motor WARNING INJECTION HAZARD To reduce the risk of serious injury, wheninstructed to relieve pressure, follow the Pressure Relief Procedure on page 8. NOTE: See Fig. 21 except where noted. ...
Page 24 - Motor Control Board; Motor control board removal; Motor control board diagnostics
24 308801 Motor Control Board Motor control board removal WARNING INJECTION HAZARD To reduce the risk of serious injury, wheninstructed to relieve pressure, follow the Pressure Relief Procedure on page 8. 1. Relieve pressure. 2. Remove screws (25, 26) and lower heat sink (22)and motor control board ...
Page 25 - Power Supply Cord
308801 25 Power Supply Cord WARNING INJECTION HAZARD To reduce the risk of serious injury, wheninstructed to relieve pressure, follow the Pressure Relief Procedure on page 8. 1. Relieve pressure. 2. Remove screws (25, 26) and lower heat sink (22).See Fig. 21. 3. Disconnect power supply cord leads (3...
Page 26 - Drive Housing, Connecting Rod, Crankshaft
26 308801 Drive Housing, Connecting Rod, Crankshaft WARNING INJECTION HAZARD To reduce the risk of serious injury, wheninstructed to relieve pressure, follow the Pressure Relief Procedure on page 8. NOTE: Inspect parts as they are removed. Replace parts that are worn or damaged. 1. Relieve pressure....
Page 28 - Pressure Transducer; Pressure Transducer Seal
28 308801 Pressure Transducer NOTE: See Fig. 23 and 24 for this procedure. NOTE: The pressure transducer (67) cannot be re- paired or adjusted. If it malfunctions, replace it. Removal WARNING INJECTION HAZARD To reduce the risk of serious injury, wheninstructed to relieve pressure, follow the Pressu...
Page 29 - Suction Hose
308801 29 Pressure Transducer Seal Installation 1. Lightly coat cleaned packing recess in manifoldwith a light grease or oil. 2. Heat seal (69) in hot water for several minutes. CAUTION Excess pressure from the probes or fingernails willdamage the packing and cause subsequent leakage. 3. Use a blunt...
Page 30 - Drain Valve; Repair; Replacement
30 308801 Drain Valve WARNING INJECTION HAZARD To reduce the risk of serious injury, wheninstructed to relieve pressure, follow the Pressure Relief Procedure on page 8. 1. Relieve pressure. 2. Turn handle (54) to closed position. Drive out pin(53). Remove handle. 3. Remove base (52). 4. Unscrew drai...
Page 31 - Dimensions
308801 31 Technical Data Power Requirements 120 VAC, 60 Hz, . . . . . . . . . . . . . 1 phase, 15A minimum Generator 3000W minimum . . . . . . . . . . . . . . . . . . . . . . . Working Pressure Range 0–3000 psi . . . . . . . . . . . . . . . (0–210 bar, 21 MPa) Motor 0.9 HP . . . . . . . . . . . . . ...
Page 32 - Complete Sprayer Parts
32 308801 Complete Sprayer Parts 7730A 7745A 49 44 101 102 34 11 48 47 50 53 52 18 36 54 51 45 43 10 46 6 5 2a 13 7 41 2 4 12 14 15 25 39 38 40 70 37 31 32 57 42 26 22 35 16 65 8 9 75 85 3 4 9 60 23 24 20 21 68 67 69 66 100 74 70 Ref 71 72 73 Ref 73 Ref 19 73 Model 232132 and 232133, Series A Pressu...
Page 36 - Graco Standard Warranty; Phone Number
36 308801 Graco Standard Warranty Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free fromdefects in material and workmanship on the date of sale by an authorized Graco distributor to the original purchaser for use. With theexceptio...
