Graco 310893P User's Manual
Contents
1. 3900 5900 7900 TUBE angle CLAMP hose HOSE suction 3900 5900 7900 GUARD hose N N ma a tib755b N Used on 3900 5900 LoBoy Suction Set Kits Kits include suction set and drain hose 27 Pressure Control and Filter Parts Drawing All Models 28 o 58 Pressure Control and Filter Parts Drawing 59 60 61 go 152 151 Standard Premium Models amp Models TexSpray 7900HD Part Number 287510 310893P Pressure Control and Filter Parts List REF PART 287510 287517 53xt 15C765 5b4xt 117285 55xt 15C766 56xt 244067 57x 15C780 58x 15C972 59 224807 60xt 235014 61xt 15E022 62xt 111699 65 164672 t 162485 66xt 243222 67xt 111457 71 116585 72 t 15E284 87 287419 289282 91 287293 91a 115524 92 244346 96xt 104813 113 15E925 123 119545 130 130a 249583 130a 249584 130b 287516 130c 117317 130d 241443 130e 198650 130f 116752 130g 119541 130h 116167 130j 195428 130k 15E857 130m 287515 130n 15E855 130p 15E858 130r 119545 150 245103 150at 193710 310893P DESCRIPTION Filter Replacement Kit 3900 5900 7900 CAP filter O RING TUBE diffusion FILTER fluid HANDLE PIN grooved BASE valve VALVE drain replacement kit SEAT valve GASKET seat valve ADAPTER 3900 5900 7900 TexSpray 5900HD 7900HD TRANSDUCER pressure contl O RING SCREW mach pnh sems HO2. CLIP spring PIN housing bearing 3900 5900 7900 TexSpray 7900HD LATCH housing bearing 3900 5900 7900 TexSpray 7900HD NUT lock hex 3900 5900 7900 TexSpray 7900HD SCREW set socket hd SCREW adjustment LATCH RECEIVER latch 3900 RECEIVER latch 5900 7900 TexSpray 7900HD SCREW shoulder sch 3900 SCREW shoulder sch 5900 7900 TexSpray 7900HD 166 2 c nn 310893P Technical Data Technical Data ANSI Power Rating 3600 rpm 4 0 Horsepower 3 0 kW ANSI Power Rating 3600 rpm 5 5 Horsepower 4 1 kW E Noise Level Inlet paint strainer 12 mesh 893 micron stainless steel screen reusable zinc plated carbon steel PTFE nylon polyurethane UHM polyethylene fluoroelastomer acetal leather aluminum tung sten carbide nickel and zinc plated carbon steel stainless steel chrome plating Dimensions Sprayer Weight Ib kg Height in Length in c no hose and gun i cm cm 109 50 2 8 2 Width in 5900 139 64 32 25 81 9 24 5 62 2 32 25 81 9 cm 5 7900 146 67 32 25 81 9 24 5 62 2 33 0 83 8 TexSpray 7900HD 157 71 32 25 81 9 24 5 62 2 33 0 83 8 310893P 31 Graco Standard Warranty 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 orig
3. TexSpray 7900HD Qty tib494c A Pinion housing 29 includes clutch field x Premium models Ref 33 Drive Housing GMAX II 3900 287467 GMAX II 5900 287469 GMAX II 7900 287470 TexSpray 7900HD 287470 Ref 33 33a 33b Part 116191 116192 107089 194173 Description DRIVE HOUSING WASHER thrust steel 3900 5900 7900 TexSpray 7900HD WASHER thrust brass 3900 5900 7900 TexSpray 7900HD 38 Ref 109 Ref 39 Ref 108Ref Qty 310893P LoBoy Suction Set Kits Kits include suction set and drain hose GMAX II 3900 5900 7900 5 Gallon Kit 287631 GMAX II 3900 5900 7900 55 Gallon Kit 287541 Ref 82 90 109 110 111 112 114 115 153 154 155 156 157 158 159 160 161 Part 189920 115099 119566 288038 288039 15C980 15H854 15C981 118505 15D000 196723 108795 NONE 15E952 NONE 241920 28 654 246331 15F149 15F171 15F909 120330 15H393 15H787 176450 310893P Description STRAINER 1 11 1 2 npsm O RING 3900 5900 7900 HOSE suction 3900 5900 287988 includes 82 109 suction hose 110 111 112 114 115 HOSE suction 7900 288114 includes 82 109 suction hose 110 111 112 114 115 NUT jam O RING WASHER suction swivel RING retaining external CLIP drain line 3900 5900 7900 SCREW 3900 5900 7900 TUBE 3900 5900 7900 DEFLECTOR HOSE drain includes 155 3900 5900 7900 TUBE suction
4. housing A 1 550 010 in 39 37 25 mm GMAX 3900 2 612 010 in 66 34 25 mm GMAX 5900 amp 7900 A Torque to 125 10 in Ib 14 1 1 N m Chamfer this side en OSS eX Mi 18 Q SA CEN 5 O YD tib484a FiG 10 11 Removal 1 Clutch Housing FIG 11 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 FiG 11 Push on clutch housing 19 2 Install four capscrews 20 and lock washers 21 and secure clutch housing 19 to engine Torque to 200 in Ib 22 6 N m 3 Install screw 35 from beneath mounting plate D Torque to 26 ft lb 35 2 N m ti5486a FIG 11 Engine Removal NOTE All service to the engine must be performed by an authorized HONDA dealer 1 2 3 Remove Pinion Assembly Clutch Armature Clamp and Clutch Housing as instructed on pages 9 10 and 11 FIG 12 Disconnect all necessary wiring FIG 13 Remove two locknuts 17 and screws 16 from base of engine Lift engine carefully and place on work bench N To the field To the engine VN AN 2 To gallon counter To ground FIG 13 a OUT Clutch Housing as instructed on pages 9 10 and 11 FiG 12 12 Installation 1 Lift engine carefully and place on cart 2 FIG 13 Install two screws 16 in base of engine and secure
5. item number and part to find the corresponding alter nate part and item number Removal A WARNING Read Injection Hazard page 3 Burn Hazard page 4 1 Relieve pressure page 5 2 FIG 1 Remove four screws 45 and front cover 44 3 Remove pump Refer to Displacement Pump Removal page 16 4 Remove four screws 41 and washers 42 from bearing housing 40 5 Pull connecting rod 43 and lightly tap lower rear of bearing housing with plastic mallet to loosen from drive housing 33 Pull bearing housing and connecting rod assembly off drive housing 6 Inspect crank B and connecting rod 43 for excessive wear and replace parts as needed Installation 1 Evenly lubricate inside of bronze bearing C in bearing housing 40 with high quality motor oil Liberally pack top roller bearing E lower bearing D inside connecting rod 43 with bearing grease 2 Assemble connecting rod 43 to bearing housing 40 Rotate connecting rod to lowest position 3 Clean mating surfaces of bearing and drive housings 4 Align connecting rod with crank B and carefully align locating pins F in drive housing 33 with holes in bearing housing 40 Push bearing housing onto drive housing or tap into place with plastic mallet CAUTION DO NOT use bearing housing screws 41 to align or seat bearing housing with drive housing Align these parts with locating pins to avoid premature bearing Wear 5 In
6. lock washer and potentiometer knob 130h a Turn potentiometer shaft clockwise to internal stop Assemble potentiometer knob 130h to strike pin on Read Injection Hazard page 3 Burn Hazard page 4 cover 130a b After adjustment of step a tighten both set screws in knob 1 4 to 3 8 turn after contact with shaft 1 Fig 14 Remove two screws 71 and swing down 3 Connect potentiometer lead to control board 130b cover 130a 4 Swing up cover 130a and secure with two screws 71 2 Disconnect potentiometer 130d lead from control board 130b 3 Loosen set screws on potentiometer knob 130h and remove knob shaft nut lock washer and potentiometer 130d 4 Remove shaft spacer 130e from potentiometer 14 310893P Pressure Control Digital Display Messages A WARNING Relieve pressure before repair page 5 DISPLAY SPRAYER OPERATION INDICATION Sprayer may be pressurized Loss of power or display not connected No Display Pressure less than 200 psi 14 bar 1 4 MPa Sprayer may be pressurized ti6314a Sprayer is pressurized Power is Normal operation applied Pressure varies with tip size and pressure control setting Sprayer stops Engine is running Exceeded pressure limit ti6316a Pressure transducer faulty bad connection or broken Sprayer stops Engine is running mm a ol wire ti6317a E Sprayer stops Engine is running High clutch current D NL Liu t
7. 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 Graco 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 noti
8. 5014 Included in Drain Valve Replacement Kit 245103 i Premium models only Pressure Control Wiring Diagram ME Oo T US 2 d MATE XU op S m 2p cI O J3 J4 Jsi mi i soi ON OFF SWITCH E POTENTIOMETER 29 Parts Sprayers RAC X Tip Gun amp Hose Ref 202 204 205 206 30 Part 240794 240797 288420 241705 159841 241735 Description HOSE grounded nylon 1 4 in ID cpld 1 4 npsm fbe 50 ft 15 m spring guards both ends 3300 psi 228 bar 22 8 MPa 3900 5900 HOSE grounded nylon 3 8 in ID cpld 1 4 npsm fbe 50 ft 15 m spring guards both ends 3300 psi 228 bar 22 8 MPa 5900HD 7900 TexSpray 7900HD CONTRACTOR II SPRAY GUN Includes RAC X 517 size SwitchTip and HandTite Guard See 311861 for parts 3900 5900 7900 TEXTURE SPRAY GUN Includes LTX531 SwitchTip and Guard See 308491 for parts 5900HD Tex Spray 7900HD BUSHING 3 8 x 1 4 in 5900HD 7900 HOSE whip 1 4 in x 3 ft TexSpray 7900HD Qty Parts Sprayers RAC X Tip Gun amp Hose Ref 40 Bearing Housing Ref 40 45 104 105 106 141 142 163 165 166 Part 287932 287933 287934 118444 15E975 15E779 15E625 15G930 15G890 102040 111040 15F503 15F498 15F116 15G840 15G584 108859 116942 Description HOUSING bearing 3900 HOUSING bearing 5900 HOUSING bearing 7900 TexSpray 7900HD SCREW mach hex wash hd
9. 682 28 463 114672 114699 28 653 28 467 116618 112395 119426 119562 28 932 113467 104008 28 471 287521 118444 310893P Description FRAME cart 3900 WASHER flat WHEEL pneumatic 3900 CLIP retaining SLEEVE cart 8900 WASHER PIN spring straight SCREW mach pnh WASHER lock BUTTON snap HANDLE cart WIRE ground assembly w clamp SCREW thread forming hex hd CAP leg ENGINE gas 4 0 hp 3900 SCREW flange hex NUT lock KEY parallel HOUSING clutch mach 3900 SCREW cap hex hd WASHER lock COLLAR shaft SCREW hex socket head WASHER lock spring hi collar 1 ARMATURE clutch 4in 3900 HUB armature ROTOR clutch 4 in 3900 SCREW cap sch HOUSING pinion 3900 WASHER thrust brass WASHER thrust steel GEAR combination 3900 HOUSING drive 3900 MAGNET SCREW cap flnghd SCREW hex washer hd 3900 1 SWITCH reed w connector HOUSING bearing 3900 SCREW cap socket hd WASHER lock spring ROD connecting 3900 COVER front includes 45 3900 SCREW mach hex wash hd c lt Ra BR BR S23 O HS S S Ss Ss Ss Ss KR SH SH 43 OO SK PRB HSH SH NM ND NY N BR BRP NH PHONY NYMNDN Ref 47 67 68 69 72 76 82 83 84 86 87 89 90 93 94 99 100 101 107 108 115 119 120A 121A 125A 127 129 130 132 133 134 143 164 Part 287512 111457 244240 241920 15F250 114678 189920 114271 23804
10. 9 15E802 28 419 15E807 118494 28 253 118852 113161 15E736 119510 15F109 114528 15F755 15E851 15F638 194126 290228 195119 119569 119579 28 648 28 649 119676 114687 15F354 116038 119790 Description PUMP displacement 3900 includes 86 89 90 O RING HOSE coupled includes 69 DEFLECTOR threaded WASHER thrust 3900 BUSHING strain relief STRAINER 1 11 1 2 npsm STRAP retaining FLUID TSL 4 oz not shown FITTING pump quick disconnect HOSE coupled TUBE INTAKE 3900 O RING TOOL BOX includes 94 SCREW machine hex washer hd SCREW flange hex hd BRACKET holder manual HOLDER manual PIN pump 3900 SCREW MACH PHILLIPS PNHD LABEL identification LABEL identification LABEL danger English LABEL warning LABEL caution LABEL warning BUSHING strain relief CONDUCTOR ground BOX control Premium Standard SPRING RETAINING 3900 CLIP RETAINER FUNNEL OIL shown on page 5 WASHER wave spring O RING Parts Qty ND 0 Replacement Danger and Warning labels tags and cards are available at no cost Premium sprayers only Included in Clutch Replacement Kit 241109 21 Parts GMAX II 5900 5900HD Parts Drawing Ref 10 DETAIL A N Label A See page 26 for parts 9 See manual 310894 for parts AN See page 28 for parts A See page 30 for part
11. 900 amp TexSpray 7900HD across clutch field at 70 F Replace clutch field assembly Check for empty paint condition clogged inlet Strainer failed pump or severe leak Reduce pressure and turn pump switch OFF and ON to restart pump WatchDog function can be deactivated by turning WatchDog switch OFF Open prime valve and gun Verify no flow obstructions or clogged filter After a fault follow these steps to restart sprayer Correct fault condition 2 Turn sprayer OFF Turn sprayer ON 15 Displacement Pump Displacement Pump Removal 6 Raise latch lock Push latch open 1 Flush pump 2 Stop pump with piston rod in its lowest position A WARNING e 2 LA Vi Head Injection Hazard page 3 Burn Hazard page 4 3 Do Pressure Relief page 5 4 Separate drain hose from sprayer FiG 17 7 FIG 18 Ratchet open pump door a Ratchet pump door forward Fic 15 5 Disconnect material hose from pump j W ea x er Tu b Twist latch u bolt out of pump door recess N 1 a c Place u bolt on pump door outer edge Jj d If pump door is stuck do steps e f and 8 otherwise a p go to step 9 css FIG 16 FIG 19 16 310893P Displacement Pump e Twist latch u bolt back from pump door outer edge 10 FIG 23 Pull out pump pin and place in pin holder f Place u bolt on pump door protrusion Fic 20 Fig 23 8 Ratchet pump door forward Instal lation 1 FIG 24 Adjust
12. Dr 9 Premium sprayers only 45 118444 SCREW mach hex wash hd 4 T Included in Clutch Replacement Kit 241113 310893P 23 Parts GMAX II 7900 TexSpray 7900 HD Parts Drawing See page 26 for parts AN Label N AN DETAIL A See manual 310894 for parts J See page 28 for parts N See page 30 for parts Used on High boys see page 27 for Low boy Bottom View 7900 DETAIL A TexSpray 7900HD AL 76 Only 310893P 24 GMAX II 7900 TexSpray 7900HD Parts List Ref OONDOOABRWN 67 Part 287370 156306 119509 15E891 191084 183350 108068 108795 112827 245245 237686 112798 2 6974 116080 110837 110838 183401 15E277 108842 100214 193680 108803 105510 101682 287466 114672 114699 287459 287470 116618 112395 102962 104008 15C753 119562 287934 112599 112600 287473 287520 118444 249122 289590 111457 310893P Description FRAME cart 5900 7900 WASHER flat WHEEL pneumatic 5900 7900 CLIP retaining SLEEVE cart 5900 7900 WASHER PIN spring straight SCREW mach pnh BUTTON snap HANDLE cart WIRE ground assembly w clamp SCREW thread forming hex hd CAP leg ENGINE gas 6 5 hp 7900 SCREW flange hex NUT lock KEY parallel HOUSING clutch mach 5900 7900 SCREW cap hex hd WASHER lock COLLAR shaft SCHREW hex socket head WASHER lock spring hi collar ARMATURE clutch 5 in 5900 7900 HUB arm
13. II 5900 Torque to 200 10 in Ib 22 6 1 1 N m housing Pull drive housing straight off pinion housing Be GMAX II 7900 Torque to 200 10 in Ib 22 6 1 1 N m prepared to support combination gear 32 which may Texspray 7900HD Torque to 200 10 in Ib 22 6 1 1 N m also come out Pv Gallon counter sensor Installation A Pack with grease 114819 1 FIG 2 Apply all grease supplied with replacement gear are cluster to gear teeth and to areas called out by note 3 2 FIG 3 Ensure thrust washers 30 31 5900 7900 30 31 72 3900 are on combination gear 32 and washers Fig AN 2 33a 33b are on crankshaft of drive housing 33 as 30 72 shown 3 Clean mating surfaces of pinion and drive housings 30A 4 Align gears and push new drive housing straight onto pinion housing 29 and locating pins B 5 Install six screws 38 N Copper Steel 6 Install gallon counter sensor 39 with two screws 108 AN S 31 7 Install bearing housing Refer to Bearing Housing and ae Connecting Rod Installation page 8 FIG 3 310893P 9 Pinion Assembly Clutch Armature Clamp Pinion Assembly Clutch Armature Clamp Pinion Assembly Clutch Armature Removal Pinion Assembly If pinion assembly 29 is not removed from clutch housing 19 do 1 through 3 Otherwise start at 4 A WARNING Read Injection Hazard page 3 Burn Hazard page 4 ti5987b 1 Remove drive housing page 9 FIG 5 2 FIG 4 Disco
14. MENT 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 Keep clear of moving parts Do not operate equipment with protective guards or covers removed 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 Warning 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 equipment 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 Do not install a shut off device between filter outlet and gun Use equipment only for its intended purpose Call your Graco distributor for information R
15. N pump 5900 1 22 193680 COLLAR shaft 1 108 114528 SCREW MACH PHILLIPS PNHD 2 23t 108803 SCREW hex socket head 6 115 15E854 LABEL identification 1 24t 105510 WASHER lock spring hi collar o 119 LABEL identification 251 ARMATURE clutch 5 in 5900 7900 1 15E852 5900 1 261 HUB armature 1 15E980 5900HD 1 271 ROTOR clutch 5 in 5900 7900 1 120A 15F638 LABEL warning 1 281 101682 SCREW cap sch 4 121A 194126 LABEL warning 1 29 287465 HOUSING pinion 5900 1 122 290228 LABEL caution 1 30 114672 WASHER thrust brass 2 125 195119 LABEL warning 1 31 114699 WASHER thrust steel 1 127 119569 BUSHING strain relief 1 32 287460 GEAR combination 5900 1 190 BOX control 1 33 287469 HOUSING drive 5900 1 7 287648 Premium 1 34 116618 MAGNET 1 287649 Standard 1 35 112395 SCREW cap flnghd 1 132 119778 SPRING RETAINING 5900 1 36 102962 SCREW cap sch 5900 7900 4 133 114687 CLIP RETAINER 1 37 104008 WASHER lock spring 5900 7900 4 134 15F354 FUNNEL OIL shown on page 5 1 38 15C753 SCREW mach hex hd 5900 7900 6 143 116038 WASHER wave spring 2 39 119562 SWITCH reed w connector 1 164 119790 O RING 1 40 287933 HOUSING bearing 5900 1 165 15G584 RECEIVER clamp 1 41 114666 SCREW cap socket hd 4 42 106115 WASHER lock spring hi collar 4 Replacement Danger and Warning labels tags 43 287472 ROD connecting 5900 1 and cards are available at no cost 44 287511 COVER front 5900 includes 45
16. ON Engine is out of gasoline Refill gas tank Honda Engines Owner s Man ual Engine oil level is low Try to start engine Replenish oil if necessary Honda Engines Owner s Manual Spark plug is disconnected or damaged Connect spark plug cable or replace spark plug Cold engine Use choke Fuel shutoff lever is OFF Move lever to ON position Oil is seeping into combustion chamber Remove spark plug Pull starter 3 to 4 times Clean or replace spark plug Start engine Keep sprayer upright to avoid oil seepage False tripping of WatchDog system Operating conditions out of WatchDog Turn pressure down Contact Graco Technical EMPTY is displayed Pump does not parameters Assistance to adjust WatchDog parameters run Pump output is low page 7 Operate without WatchDog active Manual 310892 Engine operates but displacement Error code displayed Reference Pressure Control repair page 15 pump does not operate Pump switch is OFF Turn pump switch ON Increase pressure Displacement pump piston rod is stuck Repair pump Manual 310894 due to dried paint Connecting rod is worn or damaged Replace connecting rod Page 8 Drive housing is worn or damaged Replace drive housing Page 9 Electrical power is not energizing clutch Check wiring connections Page 12 Reference Digital Display Messages Page 15 Reference wiring diagram Page 29 With pump switch ON and pressure turned to MAXI MUM use a test light to check
17. Repair GRACO GMAX II 3900 5900 7900 TexSpray 5900HD 7900HD Airless Sprayers 310893P Korean patent 10 0647761 ENG For Portable Airless Spraying of Architectural Coatings and Paints 3300 psi 22 8 MPa 228 bar Maximum Working Pressure Important Safety Instructions Read all warnings and instructions in this manual Save these instructions VI A X 900 z v 7 mE 7 Y mg v 7 MES 7 Y mem 7 7 GMAX Il 5900 ma v 7 mags 7 Y mago v 7 mago 7 Y mea v7 Y TexSpray 5900HD 248699 248700 248701 248702 S 248703 _ _ Related Manuals 249337 i Jt TexSpray 7900HD A q 310892 311861 mem 7 1 7 L a 308491 Mor ot sme i PROVEN QUALITY LEADING TECHNOLOGY C C Manual Conventions Contents WARNING 263440252 02 x52 DERE RUEM sees oe 3 Ga lp A ITE 20 Maintenance leeren 5 GMAX II 3900 Parts Drawing 20 Troubleshooting else 6 GMAX II 5900 5900HD Parts Drawing 22 NEDIN sa aean erena eO OC DL T E 8 GMAX II 7900 TexSpray 7900HD Parts Drawing 24 Bearing Housing amp Connecting Rod 8 Parts Drawing and List Pinion Housing 26 Drive HOUSING 3 x cis ecd m dr UR RR rs 9 Lo Boy Suction Set 20c0000s cece eee eees 27 Pinion Assembly Clutch Armature Clamp 10 Pressure Control and F
18. USING filter HOSE coupled HOSE coupled TexSpray 7900HD VALVE auto clean includes 91a GASKET KIT repair clamp trigger PLUG pipe GASKET TRANSDUCER BUSHING strain relief CONTROL BOX BOX premium BOX standard CONTROL board SCREW pan head POTENTIOMETER SPACER shaft SWITCH rocker SWITCH toggle KNOB potentiometer BOOT toggle LABEL identification DISPLAY LCD GMAX LABEL LABEL identification BUSHING strain relief DRAIN VALVE 7900 TexSpray 7900HD SEAL valve QTY b ee h Ll CE o ee ee ee o LL ee ee ce eC Pressure Control and Filter Parts List REF PART DESCRIPTION QTY 150bt 193709 SEAT valve 1 150ct 114797 GASKET 1 150dT VALVE ASSEMBLY 1 150et 114708 SPRING compression 1 150ff 15G563 HANDLE valve 1 150gt 116424 NUT cap hex hd 1 151 248314 PLUG Standard includes 152 1 152 15D541 O RING Standard 1 160 287648 CONTROL premium complete 1 includes 130b 130r 161 287649 CONTROL standard complete 1 includes 130b 130r Included in Filter Replacement Kit 287510 T Included in Filter Replacement Kit 287517 t Included in Drain Valve Replacement Kit 23
19. ature ROTOR clutch 5 in 5900 7900 SCREW cap sch HOUSING pinion 7900 WASHER thrust brass WASHER thrust steel GEAR combination 7900 HOUSING drive 7900 MAGNET SCREW cap flnghd SCREW cap sch 5900 7900 WASHER lock spring 5900 7900 SCREW mach hex hd 5900 7900 SWITCH reed w connector HOUSING bearing 7900 SCREW cap socket hd WASHER lock spring hi collar ROD connecting 7900 COVER front 7900 includes 45 SCREW mach hex wash hd PUMP displacement 7900 includes 86 89 90 PUMP displacement TexSpray 7900HD includes 86 164 O RING 9 lt O01 gt gt HAH O E E gt a A Ba gt a P D O D l gt gt O S S S Ref 132 133 134 143 164 Part 109450 244240 241920 15F584 114678 189920 114271 238049 15E802 15G509 287419 289282 248215 118494 287253 118852 113161 15E736 119510 15F097 114528 15F947 15E854 15E853 15M962 15F638 194126 290228 195119 119569 287648 287649 119677 114687 15F354 116038 119790 109450 Description O RING TexSpray 7900HD only HOSE coupled includes 69 DEFLECTOR threaded LABEL ProConnect BUSHING strain relief STRAINER 1 11 1 2 npsm STRAP retaining FLUID TSL 4 oz not shown FITTING pump quick disconnect FITTING pump quick disconnect TexSpray 7900HD only HOSE coupled HOSE coupled TexSpray 7900HD only TUBE INTAKE O RING TOOL BOX includes 94 SCREW machine hex
20. ces 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 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 310893 Graco Headquarters Minneapolis International Offices Belgium China Japan Korea GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 Copyright 2005 Graco inc is registered to ISO 9001 www graco com 2 2005 Rev 05 2011 32 310893P
21. ctive 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 310893P Maintenance Maintenance Pressure Relief Procedure A WARNING N LA Read Injection Hazard page 3 Burn Hazard page 4 1 Lock gun trigger safety 2 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 VERY SLOWLY loosen tip guard retaining nut or hose end coupling to relieve pressure gradually then loosen completely Now clear tip or hose CAUTION For detailed engine maintenance and specifications refer to separate Honda Engines Owner s Manual supplied DAILY Check eng
22. 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 20 if not replace pinion housing Have pressure control checked by authorized Graco dealer Clutch is worn damaged or incorrectly Adjust or replace clutch Page 10 positioned Pinion assembly is worn or damaged Repair or replace pinion assembly Page10 6 310893P Troubleshooting Pump output is low Strainer 82 is clogged Fluid filter 56 tip filter or tip is clogged or Clean filter Manual 310892 or 309639 dirty Large pressure drop in hose with heavy Use larger diameter hose and or reduce materials overall length of hose Use of more than 100 ft of 1 4 in hose significantly reduces performance of sprayer Use 3 8 in hose for optimum performance 50 ft minimum Excessive paint leakage into throat Throat packing nut is loose Remove throat packing nut spacer Tighten packing nut throat packing nut just enough to stop leak age Throat packings are worn or damaged Replace packings Manual 310894 Displacement rod is worn or damaged Replace rod Manual 310894 Fluid is spitting from gun Air in pump or hose Check and tighten all fluid connections Rep rime pump Manual 310892 Tip is partially clogged Clear tip Manual 309639 Fluid supply is low or empty Refill fluid supply Prime pump Manual 310892 Check fluid s
23. i6318a Sprayer stops Engine is running Loss of paint to pump or IC MDTV C111 101 with constant green LED severe pressure loss Sprayer stops Engine is running Pressure greater than 2000 psi 138 bar 14 MPa while in Flush Timer Mode Error codes also appear on control board as a blinking red LED LED is an alternate to digital messages 1 1 Remove two screws 71 and swing down cover 130 2 Start engine Blink count is the same as error code E 0X 3 310893P e Digital messages are not available on all sprayers e Blinking LED total count equals digital error code i e two blinks is the same as E202 ACTION Check power source Relieve pressure before repair or disassembly Verify display is connected Increase pressure as needed Spray N Check fluid path for clogs such as clogged filter Open prime valve and gun if running AutoClean Use Graco paint hose 1 4 in x 50 ft minimum Smaller hose or metal braid hose may result in pressure spikes Replace transducer if fluid path is not clogged and proper hose is used Check transducer connection Disconnect and reconnect transducer plug to ensure good connection with control board socket Open prime valve Replace sprayer transducer with known good transducer and run sprayer Replace transducer if sprayer runs or control board if sprayer does not run Check wiring connections Measure 1 2 40 20 GMAX II 3900 1 7 40 20 GMAX II 5900 7
24. ilter Parts Drawing 28 Clutch HOUSING 1222 aciem REO REESE 12 Parts Sprayers RAC X9 Tip Gun amp Hose 30 Engine cles 12 Technical Data uuueeeeeeee 31 Pump ON OFF Switch sseeeeee 13 Dimensions sseeeeeennn nnn 31 Pressure Conttol suse bk eR RR ER RR 14 Graco Standard Warranty 32 Displacement Pump 16 Manual Conventions A WARNING Do Symbol gt d WARNING a potentially hazardous situation which if CAUTION CAUTION a potentially hazardous situation which if not avoided may result in property damage or destruction of equipment not avoided could result in death or serious injury Warnings in the instructions usually include a symbol Note indicating the hazard Read the general Warnings EN section for additional safety information Additional helpful information 2 310893P Warning Warning The following are general warnings related to the setup use maintenance and repair of this equipment Additional more specific warnings may be found throughout the text of this manual where applicable 310893P WARNING FIRE AND EXPLOSION HAZARD Flammable fumes such as solvent and paint fumes in work area can ignite 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 Fue
25. inal 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 an 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
26. ine oil level and fill as necessary DAILY Check hose for wear and damage DAILY Check that all hose fittings are secure 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 310893P 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 Heplacement 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 Premium Sprayers Engine Oil Funnel Use the supplied engine oil funnel when draining oil Troubleshooting Troubleshooting E XX is displayed Fault condition exists Determine fault correction from table page 15 Engine will not start Engine switch is OFF Turn engine switch
27. l 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 SKIN 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 surgical treatment e Do not point gun at anyone or at any part of the body Do not 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 EQUIP
28. nnect clutch cable connectors from inside of 6 Fic 6 Remove retaining ring 29b pressure control a FIG 14 Remove two screws 71 and swing down 7 Turn pinion assembly over and tap pinion shaft 29a out cover 130a with plastic mallet b Disconnect engine leads from board to engine c Remove strain reliefs 130r and 123 3 FIG 4 Remove four screws 36 and pinion assembly 29 tib482a FIG 6 Clutch Armature tib480a 8 FIG 7 Use an impact wrench or wedge something between clutch armature 25 and clutch housing to hold FiG 4 engine shaft during removal 4 FiG 5 Place pinion assembly 29 on bench with rotor 9 Remove four screws 23 and lock washers 24 side up 10 Remove armature 5 Remove four screws 28 and lock washers 24 Install two screws in threaded holes E in rotor Alternately tighten screws until rotor comes off tib483a FiG 7 10 310893P Installation Clutch Armature 1 FIG 8 Lay two stacks of two dimes on smooth bench surface 2 Lay armature 25 on two stacks of dimes 3 Press center of hub 26 down to bench surface 25 26 0 12401 in 3 0 25 mm ti6321a Fic 8 Clamp Removal 1 Do Engine Removal A WARNING W P lh Gasoline can spill and cause a fire or explosion if engine is tipped on side 2 Drain gasoline from tank according to Honda manual 3 FIG 9 Tip engine on side so gas tank is down and air cleaner is up 4 FIG 10 Lo
29. osen two screws 24 on clamp 22 5 Push screwdriver into slot in clamp 22 and remove clamp x l ue AL AA 2 KL E gg vL 4 pen 3 Z Z lt I lt P h d Lo f Q P ASSES FIG 9 Clamp Installation 1 FIG 10 Install engine shaft key 18 2 Tap clamp 22 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 19 Use accurate measuring device to measure distance between bar and face of clamp Adjust clamp as necessary Torque two screws 24 to 125 10 in Ib 14 1 1 N m 310893P Pinion Assembly Clutch Armature Clamp 4 Install armature 25 on engine drive shaft 5 Install four screws 23 and lock washers 24 with torque of 125 in Ib Pinion Assembly 6 FiG 6 Check o ring 29d and replace if missing or damaged 7 Tap pinion shaft 29a in with plastic mallet 8 Install retaining ring 29b with beveled side facing up 9 FiG 5 Place pinion assembly on bench with rotor side up 10 Apply thread sealant to screws Install four screws 28 and lock washers 24 Alternately torque screws to 125 in Ib until rotor is secure Use threaded holes to hold rotor 11 FiG 4 Install pinion assembly 29 with four screws 36 and washers 37 12 FiG 14 Connect clutch cable connectors to inside of pressure control A Face of clutch
30. oute 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 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 prote
31. own e Display connector 130m cover 130a e Lead from gallon counter sensor 39 2 Remove strain relief bushings 130r and 123 e Lead from pump ON OFF switch 130f 3 Disconnect at control board 130b e Lead from WatchDog switch 130g e Lead from potentiometer 130d e Lead from transducer 66 e Lead from transducer 66 Lead from potentiometer 1 30d e Lead from WatchDog switch 130g 4 Install new strain relief bushings 123 and 130r e Lead from pump ON OFF switch 130f 5 Swing up cover 130a and secure with two screws 71 e Lead from gallon counter sensor 39 Pressure Control Transducer Removal Installation 1 FIG 14 Install o ring 67 and pressure control transducer 66 in filter housing 72 Torque to 35 45 ft Ib 2 Install transducer connector and rubber grommet in N C control housing d 3 Connect transducer 66 lead to control board 130b Read Injection Hazard page 3 Burn Hazard page 4 4 Swing up cover 130a and secure with two screws 71 A WARNING 1 FIG 14 Remove two screws 71 and swing down cover 130a 2 Disconnect transducer 66 lead from control board 130b 3 Pull transducer connector through rubber grommet 113 4 Remove pressure control transducer 66 and o ring 67 from filter housing 72 Pressure Adjust Potentiometer Removal Installation A WARNING 1 Install shaft spacer 130e on potentiometer 130d 2 FIG 14 Install potentiometer shaft nut
32. piston rod with pin holder to pull out piston rod Tap piston rod on hard surface to push in piston rod 2 Push pump collar flush with bearing housing ledge to be able to close pump door 3 FIG 25 Slide pump into connecting rod Push pump pin until it FiG 22 is fully retained Note Pin will snap into position FiG 21 9 Open pump door FiG 24 310893P 17 4 5 FIG 6 FIG 18 Displacement Pump FIG 26 Close pump door and rotate latch into position 7 FIG 28 Attach drain hose to sprayer Do not tighten latch FiG 26 Rotate pump to align with material hose Connect FIG 28 DSIEn Mese nana igen 8 Fic 29 Fill pump with Graco TSL until fluid flows onto top of seal FiG 27 Tighten latch and rotate latch lock into locked position Fic 29 27 310893P 310893P Displacement Pump 19 Parts Parts GMAX II 3900 Parts Drawing Label See page 26 for parts Ref 10 J DETAIL A 9 l See manual 310894 for parts See page 28 for parts See page 30 for parts Used on High boys see page 27 for Low boy gt gt beppe D use on 3900 only p D AIS M i ti6337d 20 310893P GMAX II 3900 Parts List Ref O o O40 0i Co Part 287411 156306 119420 15E891 192027 183350 108068 109032 100020 112827 245245 23 686 112798 15C871 108879 110837 110838 183401 15E535 108842 100214 193680 108803 105510 101
33. s J Used on High boys see page 27 for Low boy A N Not used on 5900 HD 33a Ref 33b Ref ti5473e 22 310893P Parts GMAX II 5900 5900HD Parts List Ref Part Description Qty Ref Part Description Gty 1 287370 FRAME cart 5900 7900 1 47 PUMP displacement 2 156306 WASHER flat 2 287513 5900 includes 86 89 90 1 3 119509 WHEEL pneumatic 5900 7900 2 287579 5900HD includes 86 164 1 4 15E891 CLIP retaining 2 67 111457 O RING 1 5 187604 SLEEVE cart 5900 7900 2 68 244240 HOSE coupled includes 69 1 6 183350 WASHER 2 69 241920 DEFLECTOR threaded 1 7 108068 PIN spring straight D 76 114678 BUSHING strain relief 1 8 108795 SCREW mach pnh 5 82 189920 STRAINER 1 11 1 2 npsm 1 9 112827 BUTTON snap 2 83 114271 STRAP retaining 1 10 245245 HANDLE cart 1 84 238049 FLUID TSL 4 oz not shown 1 11 237686 WIRE ground assembly w clamp 1 86 156802 FITTING pump quick disconnect 1 12 112798 SCREW thread forming hex hd 1 87 287419 HOSE coupled 1 14 276974 CAP leg 2 89 15E806 TUBE INTAKE 1 15 114530 ENGINE gas 5 5 hp 5900 1 90 118494 O RING 1 16 110837 SCREW flange hex 2 93 287253 TOOL BOX includes 94 1 17 110838 NUT lock 2 94 118852 SCREW machine hex washer hd 3 18 183401 KEY parallel 1 99 113161 SCREW flange hex hd 3 19 15E277 HOUSING clutch mach 5900 7900 1 100 15E736 BRACKET holder manual 1 20 108842 SCREW cap hex hd A 101 119510 HOLDER manual 1 21 100214 WASHER lock 4 107 15F110 PI
34. stall screws 41 and washers 42 in bearing housing Torque evenly to note 3 value in Fig 1 6 Install pump Refer to Displacement Pump Installation page 14 tib477b Oil Pack with bearing grease 114819 GMAX II 3900 Torque to 200 in Ib 22 6 N m GMAX II 5900 Torque to 25 ft lb 34 N m GMAX II 7900 Torque to 40 ft lb 54 N m TexSpray 7900HD Torque to 40 ft lb 54 Nm gt e D FIG 1 310893P Drive Housing Drive Housing Removal CAUTION DO NOT use drive housing screws 38 to align or seat WARNING drive housing with pinion housing Align these parts with locating pins to avoid premature bearing wear 8 Install screws 38 in drive housing Torque evenly to note Read Injection Hazard page 3 Burn Hazard page 4 3 value in FIG 2 1 Relieve pressure page 5 9 bie M Hefer to Displacement Pump Installation 2 Remove bearing housing Refer to Bearing Housing and Connecting Rod Removal page 8 CAUTION Premium models Gallon counter sensor is connected to con trol board in pressure control Pulling on the sensor wires could cause damage ti5478a 3 Premium sprayers Remove two screws 108 and gallon counter sensor 39 CAUTION Thrust washers may stick to grease inside of drive housing Do not lose or misplace 4 Remove six screws 38 AN GMAX II 3900 Torque to 140 10 in Ib 15 8 1 1N m 5 Lightly tap around drive housing 33 to loosen drive GMAX
35. upply often to prevent running pump dry Pump is difficult to prime 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 Manual 310894 Paint is too thick Thin the paint according to the supplier s recommendations Engine speed is too high Decrease throttle setting before priming pump Manual 310892 Clutch surfaces are not matched to each other Clutch surfaces need to wear into each when new and may cause noise other Noise will dissipate after a day of run Clutch squeaks each time clutch engages time High engine speed at no load Misadjusted throttle setting Reset throttle to 3300 engine rpm at no load Worn engine governor Replace or service engine governor Gallon counter not working Bad sensor broken or disconnected wire Check connections Replace sensor or Displaced or missing magnet wire Reposition or replace magnet No display sprayer operates Display damaged or has bad connection Check connections Replace display 310893P 7 Bearing Housing and Connecting Rod 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
36. washer hd SCREW flange hex hd BRACKET holder manual HOLDER manual PIN pump 7900 SCREW MACH PHILLIPS PNHD SHIELD magnetic LABEL identification LABEL identification LABEL front TexSpray 7900HD only LABEL danger English LABEL warning LABEL caution LABEL warning BUSHING strain relief BOX control Premium Standard SPRING RETAINING 7900 CLIP RETAINER FUNNEL OIL shown on page 5 WASHER wave spring O RING O RING TexSpray 7900HD only Parts Qty ee ee ee ee LL ll ss ss is st PD SB St i Ss oO Ss SS N S Ss St st es A Replacement Danger and Warning labels tags and cards are available at no cost Premium sprayers only T Included in Clutch Replacement Kit 241113 vtt Not used on TexSpray 7900HD 25 Parts Drawing and List Pinion Housing Drive Housing Parts Drawing and List Pinion Housing Drive Housing Ref 29 Pinion Housing GMAX II 3900 287463 GMAX II 5900 287465 GMAX II 7900 287466 TexSpray 7900HD 287466 Ref 29 29a 29b 29C 29d 33a 26 Part 287474 287476 28 477 287525 241114 113094 112770 105489 165295 114683 116191 116192 Description KIT repair field 3900 5900 7900 TexSpray 7900HD GEAR driving first 3900 5900 7900 TexSpray 7900HD RING retaining large 3900 5900 7900 TexSpray 7900HD PIN dowel O RING 3900 5900 7900 TexSpray 7900HD WASHER thrust steel 3900 5900 7900
37. with locknuts 17 Torque to 26 ft lb 22 6 N m 3 FiG 12 Connect all necessary wiring 4 Install Pinion Assembly Clutch Armature Clamp and Clutch Housing 310893P Pressure Control Pressure Control Pump ON OFF Switch Removal Installation 1 Install new pump ON OFF switch 130f so tabs of switch snap into place on inside of cover NU D 2 Connect pump ON OFF switch connector to control b board Head Injection Hazard page 3 Burn Hazard page 4 3 Swing up cover 130a and secure with two screws 71 A WARNING 1 FIG 14 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 cover GROUND 129 3900 CLUTCH 130a TO ENGINE 15 5900 7900 CLUTCH CLUTCH GALLON COUNTER 39 130a 130f p AUT 1307 tib488a Fic 14 310893P 13 Pressure Control Control Board Removal e Display connector 130m e Engine ground and clutch wires 4 Remove four screws 130c and control board 130b A WARNING Installation NU D 1 FIG 14 Install control board 130b with four screws 130c N Jii 2 Connect engine wires to control board 130b 3 Connect at control board 130b e Ground and clutch wires Read Injection Hazard page 3 Burn Hazard page 4 1 FiG 14 Remove two screws 71 and swing d
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