Page 2 - CAUTION
308868 2 Table of Contents Warnings and Cautions 2 . . . . . . . . . . . . . . . . . . . . . . . . . Component Identification and Function 3 . . . . . . . . . . . . Maintenance 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Troubleshooting 5 . . . . . . . . . . . . . . . . ....
Page 3 - Component Identification and Function
308868 3 Component Identification and Function 8696B Fig. 1 S U WT X V P A B C E F G H J K 202 Main hose203 Whip end hose204 Contractor gun with RAC 5 DripLess tip guard and 517 size SwitchTip 203 204 202 M N L Model 232611 R D A Pressure Control Switch ON/OFF, enables/disables clutch function and p...
Page 4 - Maintenance
308868 4 Maintenance WARNING INJECTION HAZARDThe 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 injection, splashing fluid, o...
Page 5 - Troubleshooting
308868 5 Troubleshooting WARNING INJECTION HAZARDTo reduce risk of serious injury, including fluid injection or splashing in eyes or on skin, or injury frommoving parts, always follow Pressure Relief Procedure Warning, page 4, before checking, adjust-ing, cleaning or shutting down sprayer. Check eve...
Page 7 - Bearing Housing and Connecting Rod
308868 7 Bearing Housing and Connecting Rod NOTE: The item numbers referenced are for theHi-Boy models. The Lo-Boy models may have differentitem numbers. Use the Hi-Boy item number and part tofind the corresponding Lo-Boy part and item number. Removal 1. Relieve pressure; page 4. 2. Fig. 3. Remove s...
Page 8 - Drive Housing
308868 8 Drive Housing Removal 1. Relieve pressure; page 4. 2. Fig. 4. Remove bearing housing. Do 1. through 8.of Bearing Housing and Connecting Rod proce-dure on page 7. 3. Remove two screws (81) and lockwashers (17). 4. Remove four screws (10) and lockwashers (17)from pinion housing (19). 5. Light...
Page 10 - Clamp
308868 10 Pinion Assembly/Rotor/Field/Shaft/Clutch Installation 1. Fig. 10. Lay two stacks of two dimes on smoothbench surface. 2. Lay armature (4a) on two stacks of dimes. 3. Press center of clutch down on bench surface. Fig. 10 4a 8705A 0.12 ± .01 in. (3.0 ± .25 mm) 4. Install armature (4a) on eng...
Page 11 - Clutch Housing; Engine
308868 11 Clutch Housing Removal 1. Fig. 12. Remove four capscrews (75) and lock-washers (77) which hold clutch housing (5) toengine. 2. Remove screw (15) from under mounting plate (D). 3. Remove engine key (7). 4. Pull off clutch housing (5). Installation 1. Fig. 12. Push on clutch housing (5). 2. ...
Page 13 - Pressure Control
308868 13 Pressure Control Control Board Removal 1. Relieve pressure; page 4. 2. Fig. 15. Remove five screws (307) and cover (322). 3. Fig. 22. Disconnect at control board (302): D Four clutch leads: two violet and two black. D Lead (D) from potentiometer. D Lead (E) from transducer. D Two red leads...
Page 15 - Displacement Pump
308868 15 Displacement Pump Removal 1. Flush pump. 2. Relieve pressure; page 4. 3. Fig. 16. Cycle pump with piston rod (222) in itslowest position. 4. Fig. 16. Remove suction tube (30) and hose (33). Fig. 16 7672B 222 33 30 5. Fig. 17. Use screwdriver: push retaining spring upand push out pin (29). ...
Page 18 - Parts List & Drawing – Pinion Assembly
308868 18 Parts List & Drawing – Pinion Assembly Ref No. 19 and 20 Ref No. 19: Pinion Housing Assembly 241108 forGMax 3900; Pinion Housing Assembly 241112 forGMax 5900 Ref No. 20: Drive Housing Assembly 241007 forGMax 3900; Drive Housing Assembly 241011 forGMax 5900 Ref No. Part No. Description ...
Page 20 - Parts Drawing – GMax 3900 and GMax 5900 Lo-Boy Sprayers
308868 20 Parts Drawing – GMax 3900 and GMax 5900 Lo-Boy Sprayers 30f Ref 11 40 45 37 38 39 Ref 35 DETAIL A Models 232612 and 232622 See manual 308798 for the parts. 1 23 Label See page 18 for the parts. 1 5 19 23 22 13 12 21 20 2 2 3 4a 26 34 28 14 80 9 43 41 42 33 4 See page 22 for the parts. 51 5...
Page 22 - Parts Drawing – Sprayer
308868 22 Parts Drawing – Sprayer GMax 3900 and 5900 Sprayers Models 232610 through 232613Models 232620 through 232623; 232627 and 232628 318k 318j 318l 307 322 305 310 311 306 315 318z 318aa 303 302 309 308 312 310 313 314 304 305 301 307 304 318c 318a 318b 318d 318e 318f 8716A 319 321 320 318n 318...
Page 23 - Parts List – Sprayer; Pressure Control Wiring Diagram
308868 23 Parts List – Sprayer Models 232610 through 232613; 232620 through 232623; 232627 and 232628 REF NO. PART NO. DESCRIPTION QTY REF NO. PART NO. DESCRIPTION QTY 301 193653 PLATE, control 1 302 241093 BOARD, PC 1 303 111839 SCREW, mch pan, 6–32 x 1/2 in. 5 304 240776 HARNESS, wiring. 1 305 193...
Page 24 - Parts List & Drawing – Complete Sprayers; Accessories
308868 24 Parts List & Drawing – Complete Sprayers Models 232611, 232613, 232621, 232623, 232628 GMax 3900, 5900, 5900HD Airless Paint SprayersIncludes items 201 to 204 Ref No. Part No. Description Qty Ref No. Part No. Description Qty 201 232611 GM3900 Hi-Boy Sprayer 1 See parts list on page 16 ...
Page 25 - Technical Data; Dimensions; Graco Phone Number
308868 25 Technical Data Honda GX120 Engine Power Rating @ 3700 rpm ANSI 4.0 Horsepower . . . . . . . . . . . . . . . . . . . . . . . DIN 6270B/DIN 6271 NA 2.1 Kw – 2.8 Ps . . . . . . . . . . . . . . . . . . . . . . NB 2.6 Kw – 3.6 Ps . . . . . . . . . . . . . . . . . . . . . . Honda GX160 Engine Po...
Page 26 - Graco Warranty
308868 26 Graco Warranty Graco warrants all equipment manufactured by Graco and bearing its name to be free from defects in material and workmanship on thedate of sale by an authorized Graco distributor to the original purchaser for use. With the exception of any special, extended, or limitedwarrant...