Graco 3A0243A - Manual

Troubleshooting 3A0243A 5 Troubleshooting Problem Cause Solution E=XX is displayed Fault condition exists. Determine fault correction from table, page 14. Engine will not start Engine switch is OFF. Turn engine switch ON. Engine is out of gasoline. Refill gas tank. Honda Engine Manual. Engine oil le...

Troubleshooting 3A0243A 7 Fluid Pump Runs Constantly 1. Perform Pressure Relief Procedure (page 4), turn prime valve forward to SPRAY position, and turn power switch OFF. 2. Remove control box cover. Troubleshooting Procedure: With a pressure gauge plumbed into the paint hose, start the engine. Turn...

Troubleshooting 8 3A0243A Control Board Malfunction Troubleshooting Procedure (see following page for actual steps): Go to step 5.Does the clutch engage? Go to step 2. Do you have proper engine voltage? Go to step 4.Is 1-3 Ohms reading pres-ent? Mechanical problem. Repair or replace clutch/pinion as...

Troubleshooting 3A0243A 11 Convertible Electric Motor Will Not Run (Steps) V - - L2 L1 + V - - L2 L1 + TS TS +M -M L2 L1 TS TS +M -M - BEEP - TS TS +M -M 100 + DC V - - + STEP 1.Plug in cord and turn switch ON. Connect wires to control board and turn meter to AC volts. STEP 2.Plug in cord and turn s...

Digital Display Messages 14 3A0243A Digital Display Messages • Digital messages are not available on all sprayers • Blinking LED total count equals digital error code i.e., two blinks is the same as E=02 * Error codes also appear on control board as a blinking red LED. LED is an alternate to digital...

Bearing Housing and Connecting Rod 3A0243A 15 Bearing Housing and Connecting Rod NOTE: The item numbers referenced are for the 5900 Hi-Boy models. The 3900, 7900 and all Lo-Boy models may have different item numbers. Use the 5900 Hi-Boy item number and part to find the corresponding alter-nate part ...

Drive Housing 16 3A0243A Drive Housing Removal 1. Relieve pressure; page 4. 2. Remove bearing housing. Refer to Bearing Hous-ing and Connecting Rod, Removal, page 15. 3. Premium sprayers: Remove two screws (108) and gallon counter sensor (39). 4. Remove six screws (38). 5. Lightly tap around drive h...

Pinion Assembly/Clutch Armature/Clamp 3A0243A 17 Pinion Assembly/Clutch Armature/Clamp Pinion Assembly/Clutch Armature Removal Pinion AssemblyIf pinion assembly (29) is not removed from clutch hous-ing (19), do 1. through 3. Otherwise, star t at 4. 1. Remove drive housing; page 16. 2. Disconnect clu...

Pinion Assembly/Clutch Armature/Clamp 18 3A0243A Installation Clutch Armature 1. Lay two stacks of two dimes on smooth bench sur-face. 2. Lay armature (25) on two stacks of dimes. 3. Press center of hub (26) down to bench surface. 4. Install armature (25) on engine drive shaft. 5. Install four screw...

Clutch Housing 3A0243A 19 Clutch Housing Removal 1. Remove four screws (20) and lock washers (21) which hold clutch housing (19) to engine. 2. Remove screw (35) from under mounting plate (D). 3. Pull off clutch housing (19). Installation 1. Push on clutch housing (19). 2. Install four capscrews (20)...

Clutch Housing 20 3A0243A Engine Removal NOTE: All service to the engine must be performed by an authorized Honda dealer. 1. Remove Pinion Assembly/Clutch Arma-ture/Clamp and Clutch Housing, as instructed on pages 17, and 18. 2. Disconnect all necessary wiring. 3. Remove two locknuts (17) and screws...

Pressure Control 3A0243A 21 Pressure Control Pump ON/OFF Switch Removal 1. Remove two screws (71) and swing down cover (130a). 2. Disconnect pump ON/OFF switch (130f) connector from control board. 3. Press in on two retaining tabs on each side of pump ON/OFF switch (130f) and remove switch from cove...

Pressure Control 22 3A0243A Control Board Removal 1. Remove two screws (71) and swing down cover (130a). 2. Remove strain relief bushings (130r and 123). 3. Disconnect at control board (130b): • Lead from potentiometer (130d) • Lead from transducer (66) • Lead from WatchDog switch (130g) • Lead from...

Displacement Pump 3A0243A 23 Displacement Pump Removal 1. Flush pump. 2. Stop pump with piston rod in its lowest position. 3. Do Pressure Relief, page 4. 4. Separate drain hose from sprayer. 5. Disconnect material hose from pump. 6. Raise latch lock. Push latch open. 7. Ratchet open pump door. a. Ra...

Hose Reel 26 3A0243A Hose Reel Removal 1. Remove hose fitting from swivel cap and completely remove hose. 2. Remove cap from swivel. 3. Remove E-clip from swivel shaft. 4. Remove swivel cap. 5. Remove snap ring. 6. Remove hose reel. Be sure to keep your head clear of hose reel whilewinding up hose. ...

Pivot Replacement 28 3A0243A Pivot Replacement Removal 1. Remove Hose Reel, page 26. 2. Remove rigid fluid tube from swivel shaft. 3. Remove two screws on pivot plate (A), swivel shaft (B) if necessary, and remove coupling (C) from swivel shaft. 4. Remove pivot (D). Installation 1. Install pivot (D)...

Technical Data 3A0243A 29 Technical Data Honda GX120 Engine ANSI Power Rating @ 3600 rpm 4.0 Horsepower (3.0 kW) Honda GX160 Engine ANSI Power Rating @ 3600 rpm 5.5 Horsepower (4.1 kW) Honda GX 200 Engine ANSI Power Rating @ 3600 rpm 6.5 Horsepower (4.8 kW) Maximum working pressure 3300 psi (228 bar...

Technical Data 30 3A0243A Dimensions Sprayer (no hose and gun) Weight lb (kg) Height in. (cm) Width in. (cm) Length in. (cm) 3900 109 (50) 31.5 (80.0) 22.25 (56.5) 32.0 (81.3) 5900 139 (64) 32.25 (81.9) 24.5 (62.2) 32.25 (81.9) 7900 146 (67) 32.25 (81.9) 24.5 (62.2) 33.0 (83.8) TexSpray 7900HD 157 (...

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. This manual contains English. MM 3A0243 Graco Headquarters: Minneapolis International Offices: Bel...