Graco 310813E User's Manual
Contents
1. in cm in cm 8 80 58 31 79 Width in 9 40 4 248666 Lo Boy 9 40 4 158 25653 309 310813E 25 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 to the original purchaser for use With the exception of any special extended or limited warranty published by Graco Graco will for a period of twelve months from the date of sale repair or replace any part of the equipment determined by Graco to be defective This warranty applies only when the equipment is installed operated and maintained in accordance with Graco s written recommendations This warranty does not cover and Graco shall not be liable for general wear and tear or any malfunction damage or wear caused by faulty installation misapplication abrasion corrosion inadequate or improper maintenance negligence accident tampering or substitution of non Graco component parts Nor shall Graco be liable for malfunction damage or wear caused by the incompatibility of Graco equipment with structures accessories equipment or materials not supplied by Graco or the improper design manufacture installation operation or maintenance of structures accessories equipment or materials not supplied by Graco This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an2. PACKING o ring HOSE suction STRAINER 7 8 14 unf CLIP drain line SCREW mach hex washer hd FRAME cart GMAX 3400 Hi WASHER lock spring hi collar SCREW hex socket head KEY parallel COLLAR shaft ARMATURE clutch 4 in HUB armature ROTOR clutch 4 in SCREW cap sch HANDLE cart SCREW mach pnh HOUSING drive 3400 Qty NNa Ref No 50 51 52 53 547 55T 56 57 59 60 61 62 64 67 72 13 80 82 83 93 94 95 99A 100 101 Part No 287376 15E535 116074 28 484 244240 241920 180131 107434 100214 108842 119420 287487 112395 15C871 23 686 112798 156306 119510 15E736 241926 15E850 15E891 15F638 114678 119569 Description includes 9 10 18 amp grease 110293 HOUSING pinion 3400 HOUSING clutch mach 3400 WASHER thrust CRANK GMAX 3400 includes 52 56 57 HOSE coupled includes 55 DEFLECTOR threaded BEARING thrust BEARING thrust WASHER lock SCREW cap hex hd WHEEL pneumatic COVER front painted includes 10 SCREW cap flng hd CAP leg WIRE gnd assy w clamp SCREW thread forming hex hd WASHER flat HOLDER manual BRACKET holder manual HOSE coupled LABEL identification CLIP retaining LABEL warning BUSHING strain relief BUSHING strain relief Parts Qty mah mah ah 4 Ss N S AA as YO HAH NAHAS NAA HAH a a ak A Replacement Danger and Warning labels tags and cards are available at no cost
3. in Ib 14 21 1 N m A Chamfer this side 36 FiG 9 310813E Clutch Housing Clutch Housing Removal Remove clamp Do Clamp Removal page 10 Fic 10 Engine 2 FIG 10 Remove four screws 60 and lock washers 59 which hold clutch housing 51 to engine 3 Remove screw 64 from under mounting plate D 4 Pull off clutch housing 51 Installation 1 FIG 10 Push on clutch housing 51 2 Install four capscrews 60 and lock washers 59 and secure clutch housing 51 to engine Torque to 200 in Ib 22 6 N m 3 Install screw 64 from beneath mounting plate D Torque to 26 ft Ib 35 2 N m Removal NOTE All service to the engine must be performed by an authorized HONDA dealer 1 Remove Pinion Assembly Clutch Armature Clamp and Clutch Housing as instructed on pages 9 10 and 11 2 FiG 11 Disconnect all necessary wiring 3 FiG 12 Remove two locknuts 3 and screws 2 from base of engine 4 Lift engine carefully and place on work bench AN To the field AN AN To the engine Ground INGI tib535a FIG 11 310813E FIG 12 Installation 1 Lift engine carefully and place on cart 2 FIG 12 Install two screws 2 in base of engine and secure with locknuts 3 Torque to 20 ft lb 27 12 N m 3 FIG 11 Connect all necessary wiring 4 Install Pinion Assembly Clutch Armature Clamp and Clutch Housing as instructed on pages 9 and 10 and 11 5 Set e
4. up cover 77 and secure with two screws 91 P Pressure Control Transducer Removal Installation 1 FIG 13 Install o ring 63 and pressure control transducer 20 in filter housing 30 Torque to 35 45 ft Ib 2 Install transducer connector and rubber grommet in control housing 3 Connect lead E to control board 90 page 4 4 Swing up cover 77 and secure with two screws 91 Head Skin Injection Hazard page 3 Burn Hazard 1 Relieve pressure page 5 2 FIG 13 Remove two screws 91 and swing down cover 77 3 Disconnect lead E from control board 90 4 Pulltransducer connector through rubber grommet 78 5 Remove pressure control transducer 20 and o ring 63 from filter housing 30 Pressure Adjust Potentiometer Removal Installation Install seal 69 on potentiometer 70 2 FIG 13 Install potentiometer shaft nut lock washer and potentiometer knob 68 a Turn potentiometer shaft clockwise to internal stop Assemble potentiometer knob 68 to strike pin on Head Skin Injection Hazard page 3 Burn Hazard page 4 cover 77 b After adjustment of step a tighten both set screws in 1 Relieve pressure page 5 knob 1 4 to 3 8 turn after contact with shaft 2 Fig 13 Remove two screws 91 and swing down 3 Connect lead D to control board 90 cover 77 4 Swing up cover 77 and secure with two screws 91 3 Disconnect lead D from control board 90 4 Loos
5. ERY SLOWLY loosen tip guard retaining nut or hose end coupling to relieve pressure gradually then loosen completely Now clear tip or hose NOTICE For detailed engine maintenance and specifica tions refer to separate Honda Engines Owner s Manual supplied DAILY Check engine oil level and fill as necessary DAILY Check hose for wear and damage 310813E DAILY Check gun safety for proper operation DAILY Check pressure drain valve for proper operation DAILY Check and fill the gas tank DAILY Check level of TSL in displacement pump pack ing nut Fill nut if necessary Keep TSL in nut to help prevent fluid buildup on piston rod and premature wear of packings and pump corrosion AFTER THE FIRST 20 HOURS OF OPERATION Drain engine oil and refill with clean oil Reference Honda Engines Owner s Manual for correct oil viscosity WEEKLY Remove engine air filter cover and clean ele ment Replace element if necessary If operating in an unusually dusty environment check filter daily and replace if necessary Replacement elements can be purchased from your local HONDA dealer AFTER EACH 100 HOURS OF OPERATION Change engine oil Reference Honda Engines Owner s Manual for correct oil viscosity SPARK PLUG Use only BPR6ES NGk or W20EPR U NIPPONDENSO plug Gap plug to 0 028 to 0 031 in 0 7 to 0 8 mm Use spark plug wrench when installing and removing plug Troubleshooting Troubleshooting Prob
6. Included in Clutch Replacement Kit 241109 T Included in Suction Hose Kit 249356 21 Pressure Control Filter Assembly Pressure Control Filter Assembly GMAX 3400 Sprayers 50 CLUTCH A 50 CLUTCH B ti5540a AN 25 26 21 22 22a 22b 66 65 22 310813E Pressure Control Filter Assembly GMAX 3400 Sprayers Ref Part Description Qty Ref Part 20 243222 TRANSDUCER pressure contl 1 65 248314 includes 63 66 15D541 21 224807 BASE valve 1 68 116167 22 235014 VALVE drain includes 22a 22b 1 69 198650 24 119545 BUSHING strain relief 2 70 241443 25 15C780 HANDLE 1 71 116752 26 15C972 PIN grooved 1 249357 27 164672 NIPPLE adapter 1 28 15C766 TUBE diffusion 1 18 15E925 29 FILTER fluid 79 119548 244071 30 mesh 1 81 113161 244067 60 mesh original equipment 1 84 164672 244068 100 mesh 1 85 104813 244069 200 mesh 1 89 117317 30 15E284 HOUSING filter 1 90 287486 31 287285 CAP filter includes 28 58 1 91 116585 58 117285 O RING 1 97 15E856 63 111457 O RING 1 PINON HOUSING Pressure Control Wiring Diagram TO GROUND CLUTCH B CLUTCH A loi Ro TO ENGINE B T 8 1 CONTROL BOARD O ON OFF SWITCH 1 LE um TRANSDUCER POTENTIOMETER 310813E Pressure Control Filter Assembly Description Qty PLUG auto clean includes 66 SEAL washer KNOB potentiometer SPACER shaft POTENTIOMETER includes 70a 70b SWITCH rocker BOX control includes 68 69 70 71 79 89 90 97 GASKET transduc
7. Repair GRACO For Portable Airless Spraying of Architectural Coatings and Paints For professional use only 3300 psi 22 8 MPa 228 bar Maximum Working Pressure Korean patent 10 0647761 Read all warnings and instructions in this e Important Safety Instructions manual Save these instructions ec HOO3 PROVEN QUALITY LEADING TECHNOLOGY Contents WARNING 25 3 hn Rcx he rt Rob 3 Maintenance usi ma rs a Ba ee 5 Troubleshooting 6 Drive Housing and Connecting Rod 8 Pinion Assembly Clutch Armature Clamp 9 Clutch Housing sek REEL Dub 11 EN ME en be aa Tn 11 Pressure Control 52m REDE ses 12 Displacement Pump 14 PAS aa uide a ES anis 16 2 GMAX 3400 Hi Boy Sprayers 16 PINION HOUSING sidus ROSE ERE OCC E An S 18 GMAX 3400 Lo Boy Sprayers 20 Pressure Control Filter Assembly 22 Pressure Control Wiring Diagram 23 Complete Sprayers 24 technical Data 68 bee ea BR ana ma Ns 25 DI IMENSION See ohne geh pe bee uc RAMS 25 Graco Standard Warranty 26 310813E Warning Warning The following warnings include general safety information for this equipment Further product specific warnings may be included in the text where applicable 4 WARNING FIRE AND EXPLOSION HAZARD Flammable fumes such as solvent and paint fumes in work area can igni
8. Screw jam nut down onto pump until nut stops Screw pump up into drive housing until top threads of pump are flush with drive housing face FiG 19 Back off pump and jam nut to align pump outlet to side Tighten jam nut by hand then tap 1 8 to 1 4 turn with a 20 oz maximum hammer to approximately 75 5 ft lb 102 N m Connect hose 93 310813E Displacement Pump ti6111a ti6110a Fic 18 4 FIG 19 Fill packing nut with Graco TSL until fluid flows onto the top of seal Install pail hook 9 AN Drive housing face Fic 19 15 Parts 310813E Parts Parts Drawing GMAX 3400 Hi Boy Sprayers Q st N LO 10 a L o FN D gt E o o ta CN TT co ab D Cc Q 0 T d ap oO ee D o 0 m ea 54 e 80 FOR PARTS SEE PAGE 22 2 Y a co ea Pepe Ms LO LA o kah P 16 Parts List GMAX 3400 Hi Boy Sprayers Model 248664 Part No 108879 110837 110838 246428 119789 287053 195150 196762 15C146 117501 115099 15E813 15B652 103413 15E805 246385 2 6888 119426 287411 105510 108803 183401 193680 101682 287489 109032 287483 310813E Description ENGINE gasoline 4 0 HP SCREW flange hex NUT lock PUMP displacement st Manual 309250 FITTING elbow s
9. according to applicable guidelines BURN HAZARD Equipment surfaces and fluid that s heated can become very hot during operation To avoid severe burns do not touch hot fluid or equipment Wait until equipment fluid has cooled completely PERSONAL PROTECTIVE EQUIPMENT You must wear appropriate protective equipment when operating servicing or when in the operating area of the equipment to help protect you from serious injury including eye injury inhalation of toxic fumes burns and hearing loss This equipment includes but is not limited to e Protective eyewear e Clothing and respirator as recommended by the fluid and solvent manufacturer e Gloves e Hearing protection RECOIL HAZARD Brace yourself gun may recoil when triggered and cause you to fall which could cause serious injury 310813E Maintenance Maintenance Pressure Relief Procedure Head Skin Injection Hazard page 3 Burn Hazard page 4 1 Lock gun trigger safety Turn engine ON OFF switch to OFF 3 Move pump switch to OFF and turn pressure control knob fully counterclockwise 4 Unlock trigger safety Hold metal part of gun firmly to side of grounded metal pail and trigger gun to relieve pressure 5 Lock gun trigger safety 6 Open pressure drain valve Leave valve open until ready to spray again If you suspect that the spray tip or hose is completely clogged or that pressure has not been fully relieved after following the steps above V
10. al 309250 Paint is too thick Thin the paint according to the sup plier s recommendations Engine speed is too high Decrease throttle setting before prim ing pump Manual 310802 Clutch surfaces are not matched to each Clutch surfaces need to wear into each other when new and may cause noise other Noise will dissipate after a day of run time Misadjusted throttle setting Reset throttle to 3300 engine rpm at no load Worn engine governor Replace or service engine governor N Drive Housing and Connecting Rod Drive Housing and Connecting Rod NOTE The item numbers referenced are for the Hi Boy models The Lo Boy models may have different item numbers Use the Hi Boy item number and part to find the corresponding Lo Boy part and item number Removal Head Skin Injection Hazard page 3 Burn Hazard page 4 1 Relieve pressure page 5 2 FIG 1 Remove screws 10 and front cover 62 3 Remove pump Refer to Displacement Pump Removal page 14 4 Remove four screws 18 from drive housing 49 NOTICE Thrust washers may stick to grease inside of drive housing Do not lose or misplace 5 Pull connecting rod 6 and lightly tap lower rear of drive housing 49 with plastic mallet to loosen from pinion housing 50 Pull drive housing and connecting rod assembly off pinion housing 6 Inspect crank B and connecting rod 6 for excessive wear and replace parts as needed Installation 1 Even
11. authorized Graco distributor for verification of the claimed defect If the claimed defect is verified Graco will repair or replace free of charge any defective parts The equipment will be returned to the original purchaser transportation prepaid If inspection of the equipment does not disclose any defect in material or workmanship repairs will be made at a reasonable charge which charges may include the costs of parts labor and transportation Graco s sole obligation and buyer s sole remedy for any breach of warranty shall be as set forth above The buyer agrees that no other remedy including but not limited to incidental or consequential damages for lost profits lost sales injury to person or property or any other incidental or consequential loss shall be available Any action for breach of warranty must be brought within two 2 years of the date of sale GRACO MAKES NO WARRANTY AND DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE IN CONNECTION WITH ACCESSORIES EQUIPMENT MATERIALS OR COMPONENTS SOLD BUT NOT MANUFACTURED BY GRACO These items sold but not manufactured by Graco such as electric motors switches hose etc are subject to the warranty if any of their manufacturer Graco will provide purchaser with reasonable assistance in making any claim for breach of these warranties In no event will Graco be liable for indirect incidental special or consequential damages resulting from Gra
12. co supplying equipment hereunder or the furnishing performance or use of any products or other goods sold hereto whether due to a breach of contract breach of warranty the negligence of Graco or otherwise FOR GRACO CANADA CUSTOMERS The Parties acknowledge that they have required that the present document as well as all documents notices and legal proceedings entered into given or instituted pursuant hereto or relating directly or indirectly hereto be drawn up in English Les parties reconnaissent avoir convenu que la r daction du pr sente document sera en Anglais ainsi que tous documents avis et proc dures judiciaires ex cut s donn s ou intent s la suite de ou en rapport directement ou indirectement avec les proc dures concern es ADDITIONAL WARRANTY COVERAGE Graco does provide extended warranty and wear warranty for products described in the Graco Contractor Equipment Warranty Program Graco Information For the latest information about Graco products visit www graco com TO PLACE AN ORDER contact your Graco distributor or call 1 800 690 2894 to identify the nearest distributor 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 Original instructions This manual contains English MM 310813 Graco Headquarters Minneapolis International Offices Belgium China Ja
13. en set screws on potentiometer knob 68 and remove knob shaft nut lock washer and potentiometer 70 5 Remove seal 69 from potentiometer 310813E 13 Displacement Pump Displacement Pump Removal 6 FiG 16 Loosen jam nut by hitting firmly with a 20 oz hammer Unscrew pump 1 Flush pump am a a a Head Skin Injection Hazard page 3 Burn Hazard page 4 2 Relieve pressure page 5 E 3 FIG 15 Stop pump with piston rod 201 in its lowest ti5545a position 4 FIG 14 Loosen two screws 10 and remove pail hook 9 FiG 16 Repair See manual 309250 for pump repair instructions Fic 14 5 FIG 15 Remove hose 93 Use screwdriver push retaining spring up push out pin 8 Fic 15 14 310813E Installation If pin works loose parts could break off and project through the air and result in serious injury or property damage Make sure pin is properly installed NOTICE Replacement pump comes with an outlet fitting installed Replace installed fitting with fitting marked GMAX 3400 If the pump jam nut loosens during operation the threads of the bearing housing and drive train will be damaged Tighten jam nut as specified Fig FiG 17 Pull piston rod out Screw in pump until holes in connecting rod and piston rod align ti5546a FIG 17 2 3 FIG 11 Push pin 8 into hole Push retaining ring spring into groove all the way around connecting rod FiG 18
14. er PLUG cap SCREW flange hex hd ADAPTER PLUG pipe SCREW plastite pan head CONTROL board 3400 SCREW mach pan hd LABEL identification mah mah ah mah mah ah ah SG DNAN AA WS DRIVE HOUSING 23 Complete Sprayers with RAC X Tip Gun amp Hose GMAX 3400 Airless Paint Sprayers Includes items 201 to 204 Ref No Part No 201 2486064 248666 202 240794 203 238358 204 288420 24 Description Hi Boy Sprayer See parts list on page 17 Lo Boy Sprayer See parts list on page 21 HOSE grounded nylon 1 4 in ID cpld 1 4 npsm fbe 50 ft 15 m spring guards both ends 3300 psi 227 bar 27 7 MPa HOSE grounded nylon 3 16 in ID cpld 1 4 npsm m x 1 4 npsm f swivel 3 ft 0 9 m spring guards both ends CONTRACTOR II SPRAY GUN Includes RAC X 517 size SwitchTip and HandTite Guard See 311861 for parts Complete Sprayers with RAC X Tip Gun amp Hose SD S lt p 203 SS 310813E Technical Data Technical Data Noise Level Maximum delivery rating 0 75 gpm 2 84 liter min nlet paint strainer 12 mesh 893 micron Fluid outlet size 14 npsm from fluid filte zinc plated carbon steel PTFE Nylon polyurethane UHMW polyethylene fluoro elastomer acetal leather aluminum tungsten carbide nickel and zinc plated carbon steel stainless steel chrome plating Dimensions Sprayer Weight Ib kg Height in Length in cm without hose and gun
15. gh 3 Otherwise start at 4 ng ng ng Read Skin Injection Hazard page 3 Burn Hazard page 4 tib481b tib987b 1 Relieve pressure page 5 2 Remove drive housing page 8 Fic 4 3 FiG 14 Disconnect clutch A and clutch B connectors from control board 7 FIG 5 Remove retaining ring 50d a Remove two screws 91 and swing down cover 77 8 Turn pinion assembly over and tap pinion shaft 50c out b Remove strain relief 24b with plastic mallet 4 FIG 3 Remove four screws 18 and pinion assembly 50 ti5532a FIG 5 Clutch Armature 9 FiG 6 Use an impact wrench or wedge something between clutch armature 38 and clutch housing to hold engine shaft during removal Fic 3 10 Remove four screws 35 and lock washers 34 11 Remove armature 38 5 FIG 4 Place pinion assembly 50 on bench with rotor side up 6 Remove four screws 41 and lock washers 34 Install two screws in threaded holes E in rotor Alternately tighten screws until rotor comes off FIG 6 310813E 9 Installation Clutch Armature 1 FiG 7 Lay two stacks of two dimes on smooth bench surface 2 Lay armature 38 on two stacks of dimes 3 Press center of hub down to bench surface 38 0 12 4 01 in 3 0 4 25 mm ti6008a dimes FiG 7 Clamp Removal 1 Do Engine Removal Gasoline can spill and cause a fire or explosion if engine is tipped on side 2 Drain gasoline from ta
16. h mah mah ah 4 i N i AA ANA ANA k NAA A aA a ak A Replacement Danger and Warning labels tags and cards are available at no cost Included in Clutch Replacement Kit 241109 17 Parts Drawing and List Pinion Housing Ref No 50 Pinion Housing No Part No Description Qty 50 PINION HOUSING 50a 287482 KIT repair coil 50b 105489 PIN 50c 287485 PINION SHAFT 50d 113094 RETAINING RING large N May be ordered separately 50b 50a 50d oL 50c PA A 50e ib539a 18 Parts 310813E Notes 310813E Parts 19 Parts Parts Drawing GMAX 3400 Lo Boy Sprayers OS 310813E i E EC U Bottom View I DD AN AN See parts page 18 80 FOR PARTS SEE PAGE 22 20 Parts List GMAX 3400 Lo Boy Sprayers Model 248666 MOD S Een e Part No 108879 110837 110838 246428 119789 287053 196750 195150 196762 15C146 117501 115099 15E813 103413 287416 246385 2 6888 119426 287411 105510 108803 183401 193680 101682 287489 109032 287483 310813E Description ENGINE gasoline 4 0 HP SCREW flange hex NUT LOCK PUMP displacement st Manual 309250 FITTING elbow street 45 1 4 npt ROD connecting includes 6a 8 RING retaining NUT jam pump PIN straight HOOK pail SCREW mach hex washer hd WASHER garden hose NUT jam
17. lem Cause Solution ngine will not Star ngine switch IS U urn engine Switch ON Engine is out of gasoline Refill gas tank Honda Engines Owner s Manual Engine oll level is low Try to start engine Replenish oll necessary Honda Engines Owner s Manual park plug is disconnected of dam Connect spark plug cable or replace aged spark plug Fuel shutoff lever is OFF Move lever to ON position Oil Is seeping into combustion Hemove spark plug Pull starter 3 to 4 times Clean or replace spark plug Start engine Keep sprayer upright to avoid oil seepage Engine operates but displacement Pump switch is OFF Turn pump switch ON pump does not operate Pressure setting too low Turn pressure adjusting knob clock wise to increase pressure Fluid filter 29 is dirty lean filter Page 22 Tip or tip filter is clogged lean tip or tip filter Manual 311861 Displacement pump piston rod Is Repair pump Manual 309250 subdi tdedpim Da E Electrical power Is not energizing heck wiring connections Page 11 clutch field Reference pressure control repair Page 13 Reference wiring diagram Page 23 With pump switch ON and pressure turned to MAXIMUM use a test light to check for power between clutch test points on control board Remove clutch wires from control board and measure resistance across clutch coil At 70 F the resistance must be between 1 2 0 2Q if not replace pinion housing Have pressure control checked by au
18. ly lubricate inside of bronze bearing C in drive housing 49 with high quality motor oil Liberally pack top roller bearing E lower bearing D inside connecting rod 6 with bearing grease 2 Assemble connecting rod 6 to drive housing 49 Rotate connecting rod to lowest position 3 Apply grease to washers 52 57 and 56 Install in order shown in FIG 2 4 Lubricate gears with 0 26 pint of 110293 grease supplied with drive housing Pack grease evenly around gears 5 Clean mating surfaces of pinion and drive housings 6 Align connecting rod with crank B and carefully align locating pins in drive housing 49 with holes in pinion housing 50 Push drive housing onto pinion housing or tap into place with plastic mallet NOTICE DO NOT use drive housing screws 18 to align or seat bearing housing with drive housing Align these parts with locating pins to avoid premature bearing wear 7 Install screws 18 in drive housing Torque evenly to note 3 value in Fig 1 8 Install pump Refer to Displacement Pump Installation page 14 AN Pack with bearing grease 110293 Torque to 130 150 in ib 14 16 9 Nm e FiG 1 AN 52 57 g N Steel B ti5990a AN Copper FiG 2 310813E Pinion Assembly Clutch Armature Clamp Pinion Assembly Clutch Armature Clamp Pinion Assembly Clutch Armature Removal Pinion Assembly If pinion assembly 50 is not removed from clutch housing 51 do 1 throu
19. ngine to 3300 rpm 17 Pressure Control Pressure Control On Off Switch Removal Installation J 1 Install new ON OFF switch 71 so tabs of switch snap N Zid into place on inside of cover 2 Connect ON OFF switch connector B to PC board 3 Swing up cover 77 and secure with two screws 91 Read Skin Injection Hazard page 3 Burn Hazard page 4 1 Relieve pressure page 5 2 FiG 13 Remove two screws 91 and swing down cover 77 3 Disconnect ON OFF switch connector B from PC board 4 Press in on two retaining tabs on each side of ON OFF switch 71 and remove switch from cover To Engine 24b CLUTCH A p Bee ti5538a Fic 13 12 310813E Pressure Control Control Board Removal 5 Disconnect at control board 90 e Lead D from potentiometer e Lead E from transducer e Lead B from ON OFF switch e Clutch wires Read Skin Injection Hazard page 3 Burn Hazard 6 Remove four screws 89 and control board 90 page 4 Installation 1 Relieve pressure page 5 2 FIG 13 Remove two screws 91 and swing down 1 FIG 13 Install control board 90 with four screws 89 cover 77 2 Connect at control board 90 3 Remove strain relief bushing 24a e Clutch wires 4 Disconnect engine and ground wires e Lead B from ON OFF switch e Lead E from transducer e Lead D from potentiometer Connect engine and ground wires Install strain relief bushing 24a 5 Swing
20. nk according to Honda manual 3 FIG 8 Tip engine on side so gas tank is down and air cleaner is up 4 FIG 9 Loosen two screws 35 on clamp 37 5 Push screwdriver into slot in clamp 37 and remove clamp 2 4 N Fic 8 Clamp Installation 1 FIG 9 Install engine shaft key 36 2 Tap clamp 37 onto engine shaft A Maintain dimension shown note 2 Chamfer must face engine 3 Check dimension Place rigid straight steel bar B across face of clutch housing 51 Use accurate measuring device to measure distance between bar and face of clamp Adjust clamp as necessary Torque two screws 35 to 125 10 in Ib 14 1 1 N m 10 Pinion Assembly Clutch Armature Clamp 4 Install armature 38 on engine drive shaft 5 Install four screws 35 and lock washers 34 with torque of 125 in lb Pinion Assembly 6 Install o ring 50e 7 FIG 5 Tap pinion shaft 50c in with plastic mallet 8 Install retaining ring 50d with beveled side facing up 9 FiG 4 Place pinion assembly on bench with rotor side up 10 Apply locktite to screws Install four screws 41 and lock washers 34 Alternately torque screws to 125 in lb until rotor is secure Use threaded holes to hold rotor 11 FiG 3 Install pinion assembly 50 with four screws 18 12 FiG 4 Connect clutch A and clutch B connectors to control board AN Face of clutch housing AN 1 550 010 in 39 37 25 mm AA Torque to 125 10
21. pan Korea GRACO INC AND SUBSIDIARIES P O BOX 1441 e MINNEAPOLIS MN 55440 1441 USA Copyright 2005 Graco Inc All Graco manufacturing locations are registered to ISO 9001 WWW graco com Revised 07 2011
22. t put your hand over the spray tip Do not stop or deflect leaks with your hand body glove or rag Do not spray without tip guard and trigger guard installed Engage trigger lock when not spraying Follow Pressure Relief Procedure in this manual when you stop spraying and before cleaning checking or servicing equipment PRESSURIZED EQUIPMENT HAZARD Fluid from the gun dispense valve leaks or ruptured components can splash in the eyes or on skin and cause serious injury e Follow Pressure Relief Procedure in this manual when you stop spraying and before cleaning checking or servicing equipment e Tighten all fluid connections before operating the equipment e Check hoses tubes and couplings daily Replace worn or damaged parts immediately MOVING PARTS HAZARD Moving parts can pinch or amputate fingers and other body parts e Keep clear of moving parts e Do not operate equipment with protective guards or covers removed e Pressurized equipment can start without warning Before checking moving or servicing equipment follow the Pressure Relief Procedure in this manual Disconnect power or air supply 310813E 3 Warning A WARNING EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury e Do not exceed the maximum working pressure or temperature rating of the lowest rated system component See Technical Data in all equipment manuals Use fluids and solvents that are compatible with equipmen
23. t wetted parts See Technical Data in all equipment manuals Read fluid and solvent manufacturer s warnings Check equipment daily Repair or replace worn or damaged parts immediately Do not alter or modify equipment Use equipment only for its intended purpose Call your Graco distributor for information Route hoses and cables away from traffic areas sharp edges moving parts and hot surfaces Do not use hoses to pull equipment Keep children and animals away from work area Comply with all applicable safety regulations PRESSURIZED ALUMINUM PARTS HAZARD Do not use 1 1 1 trichloroethane methylene chloride other halogenated hydrocarbon solvents or fluids containing such solvents in pressurized aluminum equipment Such use can cause serious chemical reaction and equipment rupture and result in death serious injury and property damage SUCTION HAZARD Never place hands near the pump fluid inlet when pump is operating or pressurized Powerful suction could cause serious injury CARBON MONOXIDE HAZARD Exhaust contains poisonous carbon monoxide which is colorless and odorless Breathing carbon mon oxide can cause death Do not operate in an enclosed area TOXIC FLUID OR FUMES HAZARD Toxic fluids or fumes can cause serious injury or death if splashed in the eyes or on skin inhaled or swallowed e Read MSDS s to know the specific hazards of the fluids you are using e Store hazardous fluid in approved containers and dispose of it
24. te or explode To help prevent fire and explosion Use equipment only in well ventilated area Do not fill fuel tank while engine is running or hot shut off engine and let it cool Fuel is flammable and can ignite or explode if spilled on hot surface Do not fill fuel tank while engine is running or hot shut off engine and let it cool Fuel is flammable and can ignite or explode if spilled on hot surface When flammable liquid is sprayed or used for flushing or cleaning keep sprayer at least 20 feet 6 m away from explosive vapors Eliminate all ignition sources such as pilot lights cigarettes portable electric lamps and plastic drop cloths potential static arc Keep work area free of debris including solvent rags and gasoline Do not plug or unplug power cords or turn power or light switches on or off when flammable fumes are present Ground equipment and conductive objects in work area See Grounding instructions Use only grounded hoses Hold gun firmly to side of grounded pail when triggering into pail If there is static sparking or you feel a shock stop operation immediately Do not use equipment until you identify and correct the problem 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 medical attention e Do not point gun at anyone or at any part of the body Do no
25. thorized Graco dealer lutch Is worn damaged or incor Adjust or replace clutch Page 9 rectly positioned Pinion assembly is worn or damaged Repair or replace pinion assembly Page 9 6 310813E Troubleshooting um mm Sem Pump output is low Excessive paint leakage into throat packing nut Fluid is spitting from gun Pump is difficult to prime Clutch squeaks each time clutch engages High engine speed at no load 310813E Piston ball 206 is not seating Fluid filter 29 tip filter or tip is Clean filter Manual 310802 or 311861 clogged or dirty Large pressure drop in hose with Use larger diameter hose and or heavy materials reduce overall length of hose Use of more than 100 ft of 1 4 in hose signifi cantly reduces performance of sprayer Use 3 8 in hose for optimum perfor mance 50 ft minimum Throat packing nut is loose Remove throat packing nut spacer Tighten throat packing nut just enough to stop leakage Prime pump Manual 310802 Fluid supply is low or empty Hefill fluid supply Prime pump Manual 310802 Check fluid supply often to prevent running pump dry Air in pump or hose Check and tighten all fluid connections Reduce engine speed and cycle pump as slowly as possible during priming Intake valve is leaking Clean intake valve Be sure ball seat is not nicked or worn and that ball seats well Reassemble valve Pump packings are worn Replace pump packings Manu
26. treet 45 1 4 npt ROD connecting NUT jam pump PIN straight HOOK pail SCREW mach hex washer hd WASHER garden hose NUT jam WASHER suction O RING TUBE intake 3400 STRAINER 7 8 14 unf CLIP drain line SCREW mach hex washer hd FRAME cart GMAX 3400 hi WASHER lock spring hi collar SCREW hex socket head KEY parallel COLLAR shaft ARMATURE clutch 4 in HUB armature ROTOR clutch 4 in SCREW cap sch HANDLE cart SCREW mach pnh HOUSING drive 3400 Ref No 50 51 52 53 54 55 56 57 59 60 61 62 64 67 72 13 80 82 83 93 94 95 99A 100 101 Part No 287376 15E535 116074 287484 244240 241920 180131 107434 100214 108842 119420 287487 112395 15C871 23 686 112798 156306 119510 15E736 241926 15E850 15E891 15F638 114678 119569 Description includes 9 10 18 amp grease 110293 HOUSING pinion 3400 HOUSING clutch mach 3400 WASHER thrust CRANK GMAX 3400 includes 52 56 57 HOSE coupled includes 55 DEFLECTOR threaded BEARING thrust BEARING thrust WASHER lock SCREW cap hex hd WHEEL pneumatic COVER front painted includes 10 SCREW cap flnghd CAP leg WIRE ground assembly w clamp SCREW thread forming hex hd WASHER flat HOLDER manual BRACKET holder manual HOSE coupled LABEL identification CLIP retaining LABEL warning BUSHING strain relief BUSHING strain relief Parts Qty ma
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