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Graco 311238ZAJ User's Manual

1. Inset 11a Torque Pattern N110 111 Tf106 103 102Ttf AN N110a N 1109 N 109a N119 Ref 112 138 139 144 140 4142 a 1 s s 1081 M1 Oa PUE N TI11295b An FiG 11 Air Valve Repair NXT107 Shown 22 311238ZAJ Cylinder and Piston Repair Air Motor Seal Repair Kits are available See the parts lists on pages 31 33 and 35 for the correct Kit for your size motor Parts included in the kits are marked with an asterisk For the best results use all the parts in the kit Disassemble the Air Motor 1 Stop the pump at the middle of its stroke Relieve the pressure page 19 2 Disconnect the air line to the motor 3 See FIG 8 on page 19 Pry off the top cover 30 4 For motors with DataTrak or the linear sensor a DataTrak Models Remove the two screws 135 Carefully remove the DataTrak module 131 see page 14 Disconnect the runaway solenoid and sensor cables from the module board Remove the two screws 134 and care fully slide the housing 132 off the air valve b Linear Sensor Models Remove the screws 134 and carefully slide the housing 132 off the air valve Disconnect the sensor cable from the circuit board See FiG 15 on page 27 311238ZAJ 10 11 12 13 Repair Remove the outer valve cover 47 See FIG 12 Remove the four screws 43 and the muffler 15 Remove the t
2. i6Doot Jieooor t boor 160001 1 es O RING 20987020987 o2ose7 oooser ozoeer coser 1 Replacement Danger and Warning labels tags and cards are available at no cost Parts included in Repair Kit NXT300 purchase separately gt Parts included in Low Noise Exhaust Conversion Kit NXT111 purchase separately Only used on original poppets see FIG 13 made prior to mid 2009 34 311238ZAJ NXT Model 6500 Air Motors NXT Model 6500 Common Parts Ref 1 2 3 4 77 8 9 10 12 12a 12b 12cT 12d 13 Part 15F953 NXT604 NXT602 NXT601 161562 15H610 16A026 NXT106 NXT100 NXT101 119050 311238ZAJ Description COVER top CYLINDER COVER bottom PISTON ASSEMBLY PACKING V block nitrile PACKING backup leather RING retaining BUMPER piston includes magnet POPPET includes items 12a 12d O RING buna N O RING buna N O RING backup buna N O RING buna N BOLT hex hd 1 2 13x 8 in 203 mm Qty orm SS S POD S gt SS SS aS st 46 51A 52A 58 59 60 61 62 Part 15F639 NXT603 122675 15F448 119990 15F931 120088 120091 120092 253476 28 844 15F674 15F973 120206 27 366 116343 111307 NXT112 Description NUT with lockwasher 1 2 13 MUFFLER O RING piston nitrile O RING end cap nitrile O RING buna N RING lift SCREW 3 8 16 x 4 in 101 mm SCREW thread forming 1 4 20 x 2 in
3. Install the reed switch sensor 139 and secure with the screw 124 and o ring 144 See FiG 17 Con nect the reed switch sensor cable R to the remote DataTrak wire harness 76 Route the wires to the top of the air valve Install the wire strain relief 74 with screw 45 and washer 75 onto the reed switch sensor about 2 in 50 mm behind the connection C Route the remote DataTrak wire harness 76 down the front of the air valve and carefully slide the grommet G into the slot S of the new air valve cover 47 There should be about 3 in 76 mm of wire extending out of the air valve cover FIG 17 Remote DataTrak Connection Kit Install the new air valve cover 47 with the screw 45 positioning the wire harness 76 so it will not be pinched Reinstall the top cover A Reconnect the air line to the motor Plug the cable from the remote DataTrak module into the wire harness 76 See your system operation manuals for complete remote DataTrak instructions T110949A 311238ZAJ Parts Parts Air Motor Parts Drawing Shown with DataTrak and Low Noise Exhaust Air Motor Model Parts List Page NXT Model 2200 Low Noise Exhaust 24 Detail De lce Exhaust 22 Detail Remote Exhaust 23 Detail 56 56 Du E LAE v 20 44 n v x 57 44 ap TI8801a p u F n AL qe T d Poppet 12 j 10 Detail TI9421b see page 26 Top Cover 30 Detail for Models without DataTr
4. N HE AN Minimum air operation pressure is Friction build up due to a dry air See Motor Lubrication page 9 too high For series E G air motors valve assembly 40 minimum pressure is over 26 psi Fluid pump is binding because Replace pump packings 0 18 MPa 1 8 bar For series H pump packings are swelling or are and later air motors minimum pres dirty SUC Ove la PSI OT EMEA Tal See causes for Air motor stops or See solutions for Air motor stops or bar 5 pauses at end of stroke pauses at end of stroke 311238ZAJ 17 Troubleshooting Air Valve Seals Air Valve Spool Air Valve Slide Plate TI8624a Air Valve Seals Piston O ring Poppet Piston Shaft Seals FIG 6 Cutaway View Standard and DataTrak Models Linear Sensor Air Valve Seals Air Valve Spool Air Valve Slide Plate Air Valve Seals TI8066b Piston O ring Poppet Piston Shaft Seals FIG 7 Cutaway View Models with Linear Sensor 18 311238ZAJ Repair Preventive Maintenance Schedule The operating conditions of your particular system determine how often maintenance is required Establish a preventive maintenance schedule by recording when and what kind of maintenance is needed and then determine a regular schedule for checking your system Tools Required e Flat blade screwdriver e Phillips screwdriver e 3 4 in socket wrench e 9 16 in socket wrench e 3 8 in socket wrench e Torque wrench e Grease
5. amp 4 O RING 10804 108014 108014 108014 10804 108014 1 65 JADAPTER litring 160001 160001 i6Doot i6Do0T 160001 160001 1 es onna O20987 Cz0987 C20987 oooser ozoesr comer 1 A Heplacement Danger and Warning labels tags and cards are available at no cost Parts included in Repair Kit NXT200 purchase separately Parts included in Low Noise Exhaust Conversion Kit NXT111 purchase separately 1 Only used on original poppets see FIG 13 made prior to mid 2009 32 311238ZAJ NXT Model 3400 Air Motors NXT Model 3400 Common Parts Ref 1 2 3 4 77 8 9 10 12 12a 12b 12cT 12d 13 Part 15F954 NXT304 NXT302 NXT301 161562 15H610 16A026 NXT106 NXT100 NXT101 119050 311238ZAJ Description COVER top CYLINDER COVER bottom PISTON ASSEMBLY PACKING V block nitrile PACKING backup leather RING retaining BUMPER piston includes magnet POPPET includes items 12a 12d O RING buna N O RING buna N O RING backup buna N O RING buna N BOLT hex hd 1 2 13x 8 in 203 mm Qty orm SS S POD S gt SS SS aS st 46 514 52A 58 59 60 61 62 Part 15F639 NXT303 122434 15F449 119990 15F931 120088 120091 120092 253476 28 844 15F674 15F973 120206 27 366 116343 111307 NXT112 Description NUT with lockwasher 1 2 13 MUFFLER O RING piston nitrile O RING end cap ni
6. e Thread adhesive Pressure Relief Procedure Trapped air can cause the pump to cycle unexpectedly which could result in serious injury from skin injection or moving parts TR Do not lift or move motor while pressurized 1 Engage the trigger lock 2 Close the bleed type master air valve 3 Disengage the trigger lock 311238ZAJ Repair 4 Hold a metal part of the gun firmly to a grounded metal pail Trigger the gun to relieve pressure 5 Engage the trigger lock 6 Open all fluid drain valves in the system having a waste container ready to catch drainage Leave drain valve s open until you are ready to spray again 7 Ifyou suspect the spray tip or hose is clogged or that pressure has not been fully relieved after follow ing the steps above VERY SLOWLY loosen tip guard retaining nut or hose end coupling to relieve pressure gradually then loosen completely Clear hose or tip obstruction Air Valve Repair Remove the Air Valve 1 Stop the pump at the middle of its stroke Relieve the pressure page 19 2 Disconnect the air line to the motor 3 See FIG 8 Pry off the top cover 30 TI8218b Fic 8 Remove the Top Cover 4 See FIG 9 Remove the outer valve cover 47 5 For motors with DataTrak or the linear sensor 19 Repair a DataTrak Models Remove the two screws 135 Carefully remove the DataTrak module 131 see page 14 Disconnect the runa
7. Lubricate pistons and seals of piston valve assem bly 119 with lithium grease Install one end of the piston valve assembly in the valve body 103 Rotate the piston so the pin holes are accessible Install the other end and secure with the pin P and spring S CAUTION Do not permanently distort the springs The springs must be completely tight against the piston valve assembly 119 to prevent interference Ensure the two spring wire ends are not on one side of the clip 21 Repair 5 Lubricate o rings 110a Install the piston stop 7 See Fic 9 page 20 Lubricate the gaskets 46 and 110 and retainer pins 111 ensure they align with the holes at the back of the air valve 40 Install the air valve Install the screws 6 See Fic 11 Lubricate and install the spring loaded 41 and torque to 20 ft lb 27 1 Nem Thread the detent 1131 gasket 10614 carriage cover 112 screws 43 in by hand then fully tighten them and screws 124 Torque to 130 in lb 4 7 Nem fol against the muffler 15 lowing the pattern shown in Inset 11a 8 For motors with DataTrak or the linear sensor rein stall the modules see step 9 page 20 NXT145 A Apply high quality lithium grease A Important Do not permanently distort spring S Spring must be completely tight against piston 119 to prevent interference A Torque to 130 in Ib 4 7 Nem AN Thread in by hand then torque to 21 23 ft lb 28 5 31 1 Nem
8. and 76 see page 37 Parts designated n a are not available separately 311238ZAJ Dimensions Dimensions Air Motor Model A inch mm B inch mm C inch mm D inch mm NXT Model 2200 15 6 394 16 8 427 15 4 391 12 4 315 5 T ae NXT Model 3400 15 5 394 16 7 424 16 1 409 14 0 356 NXT Model 6500 15 9 404 17 1 434 18 9 480 16 2 411 j 9 ty TI7772A TI7773A Accessories Motor Lower Adapters DataTrak Conversion Kits To convert standard NXT air motors to include DataTrak module The following adapters are available as accessories to connect an NXT air motor to a Graco lower Conversion Kit Air Line Lubricators NXT 2200 214848 NXT 3400 214848 NXT 6500 214849 311238ZAJ NXT 2200 NXT206 NXT 3400 NXT306 NXT 6500 NXT606 111897 Threaded Muffler 1 in npt m For use with remote exhaust manifold Integrated Air Control Modules See Integrated Air Control Modules manual 311239 Air Control See Air Controls manual 3A0293 41 Mounting Hole Diagrams Mounting Hole Diagrams NXT Model 2200 Four 3 8 16 Mounting Holes E Three 5 8 11 Tie Rod Holes 3 938 In 5 906 in 150 mm x 120 Bolt Circle 6 750 in 172 mm TI8071A NXT Model 3400 Four 3 8 16 Mounting Holes 6 186 in 157 mm Six 5 8 11 Tie Rod Holes 8 000 in 203 mm x 120 Bolt Circle 5 906 in 150 mm x 120 Bolt Circle 6 186 in 1
9. automatically receive a new style poppet 1 Stop the pump at the middle of its stroke Relieve the pressure page 9 2 Disconnect the air line to the motor 3 See FIG 8 on page 19 Pry off the top cover 30 4 See Fic 13 Unscrew the poppet assemblies 12 The small o rings 12c 12d may not come out with the poppet assemblies Be sure to remove them from the top cap 1 or bottom cover 3 5 Inspect the poppet o rings 12a 12b 12d and backup 12c Replace damaged o rings or replace the entire poppet assembly 6 Lubricate the poppet assemblies 12 and reinstall in the top cap 1 and bottom cover 3 Torque to Fic 14 New Style Poppet Detail 30 36 ft Ib 40 6 48 8 Nem TI7750b FiG 13 Original Poppet Detail 26 311238ZAJ Replace the Linear Sensor if present Pa bar PSI 1 Stop the pump at the middle of its stroke Relieve the pressure page 9 2 Disconnect the air line to the motor 3 See FIG 8 on page 19 Pry off the top cover 30 4 Hold the adapter 33 with a wrench to keep it from turning and unscrew the lift ring 21 See FiG 16 5 Remove the screws 134 and carefully slide the housing 132 off the air valve Disconnect the sen sor cable from the circuit board See FIG 15 Sensor Cable Connection TI8075a FIG 15 Sensor Cable Connection 6 Thread the cable back through the hole H in the side of the adapter 33 and extend it
10. 13 made prior to mid 2009 Parts designated n a are not available separately 38 311238ZAJ Parts Air Valve Part NXT107 Bare Air Valve Part NXT108 Air Valve with DataTrak Module Part NXT109 Air Valve with Junction Box Detail of Part NXT108 with DataTrak Module Detail of Part NXT109 with Junction Box 134 T18619a 135 132 TI8618a 111 T4106 103 10211 2071 101 138 TI11295b 311238ZAJ 39 Parts Part NXT107 Bare Air Valve Part NXT108 Air Valve with DataTrak Module shown Part NXT109 Air Valve with Junction Box Housing Ref 20Tt Part 119990 15X996 15H633 15H394 15F435 15F438 15H634 15G055 NXT138 NXT140 NXT141 110aT1108014 111 15F440 112 16A038 113 NXT145 117 15G905 1191 NXT142 119att n a 123 120089 124 120730 120730 131 NXT402 131a n a 132 NXT401 133 NXT411 134 107257 40 Description O RING buna N COVER exhaust GASKET exhaust cover BODY valve SEAL plate valve nitrile PLATE valve GASKET carriage cover CARRIAGE detent ramp CARRIAGE air cup SLEEVE cylinder with o ring STOP valve piston with o ring O RING plug spool PIN end cap retainer COVER valve DETENT spring loaded series H air motors or valve covers marked with B RETAINER valve plate VALVE piston SEAL u cup piston spool SCREW 3 8 16 x 1 3 4 in 44 mm SCREW machine hex washer hd 1 4 20 x 1 in 25 mm NXT108 and NXT109 SCREW machine hex washer hd 1 4 20 x 1
11. FIG 5 DataTrak Battery and Fuse Location 311238ZAJ Troubleshooting Troubleshooting aN ne see the troubleshooting section in the Integrated Air Control Modules manual 311239 NN me Sm Air motor will not run Damaged main air valve spool or Rebuild main air valve See page poppets 19 Replace poppets 12 See page 26 DataTrak solenoid engaged Run See Runaway on page 11 away occurred DataTrak models only Air continuously exhausting around Damaged air motor shaft seal Replace air motor shaft seal 7 air motor shaft on up stroke leather iem sd 8 and retaining ring 9 See page 23 Air continuously exhausting from De icing control is open Close de icing mE with knob or muffler on up and down strokes flat blade screwdriver Damaged air valve carriage plate Replace the carriage 108 plate or seal 105 or seal 104 See page 21 Damaged or worn motor piston Replace piston o ring 17 See o ring page 23 Air motor bounces at top of stroke Damaged bottom poppet Replace bottom poppet 12 See page 26 Bottom valve to motor gasket Replace gasket 46 leaking Air motor bounces at bottom of Damaged top poppet Replace top poppet 12 See page 26 stroke Top valve to motor gasket leaking Replace gasket 46 Slow motor reversal Plugged poppet muffler Remove muffler 58 and clean Leaking signal air from poppet 12 Replace leaking part or gasket gaskets 46 ex
12. Neno L exo ossea v rnestto t exe ossea v Neso t ew posses v L g y ZN ETE mesmo exe ossea v Cms t so possem v v v Air motor includes potted linear sensor approved for use in hazardous locations but only when it is used with XM plural component sprayers _ VER MEE NEN NEM NEM 375060 v J DENEN HEN NEN NIS NIS Pan 4 311238ZAJ Warnings Warnings The following warnings are for the setup use grounding maintenance and repair of this eduipment The exclama tion point symbol alerts you to a general warning and the hazard symbols refer to procedure specific risks Refer back to these Warnings Additional product specific warnings may be found throughout the body of this manual where applicable FIRE AND EXPLOSION HAZARD Flammable fumes such as solvent and paint fumes in work area can ignite or explode To help pre vent fire and explosion e Use equipment only in well ventilated area e 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 all equipment in the work area See Grounding instructions Use only grounded ho
13. Removed TI8233b FIG 1 Component Identification Model Shown with DataTrak Module and Accessory Air Control Kit 311238ZAJ 7 Component Identification De icing Control F Open with knob or flat blade screwdriver to reduce icing If needed adjust enough warm feed air bleed to elimi nate icing Low noise models have exhaust baffles that can accumulate ice easily TI8159b J TI8802a Integrated Air Control Module Accessory Accessory Air Control Kits include air line compo nents in an integrated assembly Order the kits sep arately See manual 311239 for installation instructions e NXT011 with locking air regulator and 110 psi 0 76 MPa 7 6 bar relief valve e NXT031 with locking air regulator and 75 psi 0 51 MPa 5 1 bar relief valve e NXTO021 with non locking air regulator and 110 psi 0 76 MPa 7 6 bar relief valve Bleed type Master Air Valve B Trapped air can cause the pump to cycle unexpectedly which could result in serious injury from splashing or moving parts e Required in your system to relieve air trapped between it and the air motor when the valve is closed e Be sure the valve is easily accessible from the pump and located downstream from the air regula tor Air Regulator C Adjusts air pressure to the motor and fluid outlet pres sure of pump Locate it close to the pump Install a gauge D to read air pressure Safety Relief Valve M Automatically opens to re
14. and poppet signal port Air valve assembly 40 is dry Fric tion is high due to dry compressed air DataTrak runaway solenoid stopped air motor Piston valve 119 and air cup assembly 108 not releasing from solenoid 140 pin Solution Reduce pressure cycle rate or duty cycle of motor or open de icing con trol with knob or flat blade screw driver Reduce dew point of compressed air with a moisture coalescing filter or an air dryer If using a low noise motor remove low noise baffle in muffler Disassemble clean and lubricate poppet valve pin see page 26 If problem still is not resolved replace poppet Replace one or both o rings Replace top poppet if air is exhaust ing on down stroke Heplace bottom poppet if air is exhausting on up stroke Heplace poppet 12 Clean and lubricate detent 113 or replace Replace piston valve 119 Fix or replace piston valve 119 Replace valve body 103 or entire air valve assembly 40 Replace gasket 46 Disassemble air valve assembly 40 and grease or lubricate air See Motor Lubrication page 9 Clean and lubricate bores and seals of piston valve 119 air cup assem bly 108 and detent 113 Ai tor is in prime flush mode EI DURS UMS Press o to return to normal oper ation See Prime Flush page 12 Air motor is displaying a diagnostic See Diagnostics page 12 code 311238ZAJ Troubleshooting mae
15. at the rear of the air motor Tighten the screw securely Con nect the other end of the ground wire to a true earth ground 60 61 T18250a Fic 2 Ground Wire Data Trak Controls and Indicators DataTrak Controls and Indicators L DataTrak is included with certain models See page 3 for a list of models featuring DataTrak It is recommended that a 3 4 in air line lubricator be used with DataTrak models For remote DataTrak models see your system operation manuals To prevent damage to the soft key buttons do not press the buttons with sharp objects such as pens plastic cards or fingernails Key for FIG 3 T Runaway Limit in cycles per minute user settable OO OFF U Lower Displacement user settable V Flow Rate Units user settable to 2 min gpm US gpm Imperial oz min US oz min Imperial l min or cc min LED fault indicator when lit Diagnostic Reference Card see TABLE 1 page 13 Display xz Y See Details at right W TI8215a FIG 3 DataTrak Controls and Indicators 10 PF Prime Flush Key Enables Prime Flush mode While in Prime Flush mode runaway protection is disabled and the batch totalizer BT will not count Reset Key Resets faults Press and hold for 3 seconds to clear the batch totalizer Cycle Flow Rate Batch Totalizer Grand Totalizer Runaway Toggle enable disable E1 Toggle E2 Toggle E5 Toggle Run Mode OOIOIOEIMORBEE E 1 ELE
16. out the top of the adapter 7 Unscrew the adapter 33 and sensor 35 Lift the sensor straight up out of the air motor 8 Apply thread adhesive to the new sensor housing Screw the sensor 35 into the top cap 1 Torque to 30 36 ft lb 40 6 48 8 Nem 9 Apply thread adhesive to the adapter 33 Extend the sensor cable straight up out the top of the adapter then screw the adapter into the top cap 1 Torque to 30 36 ft lb 40 6 48 8 Nem 311238ZAJ Repair 10 Thread the sensor cable through the hole H in the side of the adapter and reconnect it to the circuit board See Fic 15 page 27 Carefully slide the housing 132 onto the air valve Thread the screws 134 in by hand then torque to 100 in Ib 11 3 Nem 11 Apply thread adhesive to the lift ring 21 Hold the adapter 33 with a wrench to keep it from turning and torque the lift ring to 30 36 ft lb 40 6 48 8 Nem 12 Reinstall the top cover 30 13 Reconnect the air line to the motor A Thread in by hand then torque to 100 in Ib 11 3 Nem Apply adhesive A Torque to 30 36 ft lb 40 6 48 8 Nem 30 ad mar 21 A A o 33 TI7756c Fic 16 Replace the Linear Sensor 27 Repair Remote DataTrak Connection Kit NXT406 1 10 28 Stop the pump during the upstroke Follow the Pressure Relief Procedure page 19 Disconnect the air line to the motor Pry off the top cover Remove the air valve cover and discard
17. 2 12cT O RING backup buna N 1 in 13 mm 12d O RING buna N 1 56 15H190 SEAL exhaust 1 13 119050 BOLT hex hd 1 2 13 x 8 in 203 mm 4 57 15K345 GASKET buna N 1 14 15F639 NUT with lockwasher 1 2 13 4 58 120206 MUFFLER poppet 2 18 15F449 O RING end cap nitrile 2 59 271366 BUMPER 1 20 119990 O RING buna N 1 60 116343 SCREW ground M5 x 0 8 1 21 15F931 RING lift 1 61 111307 WASHER lock 5 mm 1 24 NXT104 KIT low noise exhaust includes items 1 62 n a PLUG 1 20 25 44 54 55 56 57 63 63 15G689 DIFFUSER exhaust 1 25 120730 SCREW machine hex hd 1 4 20 x 1 5 64 108014 O RING 1 in 25 mm 65 16D001 ADAPTER lift ring 1 40 NXT107 AIR VALVE ASSEMBLY see page 38 1 66 C20987 O RING 1 41 120088 SCREW 3 8 16 x 4 in 101 mm 4 74 121162 CLIP strain relief 1 43 120091 SCREW thread forming 1 4 20 x2 in 4 75 117018 WASHER 1 51 mm 769 15M573 WIRE HARNESS remote 1 44 120092 SCREW thread forming 1 4 20 x 2 1 2 2 in 68 mm Description 15F954 15F953 i5FO64 z A Replacement Danger and Warning labels tags and cards are available at no cost Parts included in Repair Kits NXT200 N22LR0 NXT300 N34LR0 NXT600 N65LRO Purchase separately Parts included in Low Noise Exhaust Conversion Kit NXT111 purchase separately 5F953 5 Parts included in Remote DataTrak Kit NXT406 purchase separately Kit also includes items 139 and 144 see page 39 1 Only used on original poppets see FIG
18. 51 mm SCREW thread forming 1 4 20 x 2 1 2 in 68 mm GASKET COVER valve outer LABEL safety LABEL safety MUFFLER poppet BUMPER SCREW ground M5 x 0 8 WASHER lock 5 mm KNOB de ice Parts NO mk mk ad N l l 35 Parts NXT Model 6500 Varying Parts Air Motor Part Numbers N65LNO KIT de ice exhaust wee NXT110 NXT110 res includes items 20 25 44 56 57 KIT remote exhaust EM NXT105 mM includes items 20 44 KIT low noise exhaust me M M includes items 20 22 25 44 54 55 56 57 SCREW machine hex 120730 120730 120730 120730 120730 120730 120730 lid d 20 x 1 in 25 50 COVER up Raas Raas GFGgO renee ren 188 rence renee wereoo r6Fae0 T aa usn ars asesos E quus O owo SCREW thread form 107257 07257 o ET OOO o Em N MET n 107257 i EA MEA EE S om 54x DEFLECTOR 15H179 J15H179 5H179 55 SCREW thread form EE ER 107257 107257 ies 1 4 20 x 1 2 in 13 EE S7 GASKET bura isis iskas Tigers reus eius ies Neej 63x DIFFUSER extaust TO sesse 156000 155685 ma 3 je O RING 108014 10014 108014 108014 108014 108014 1 65 ADAPTER Ing 160001 eDoo 16Door 16Do0r 160001 16001 7 es O RING oz09s7 czoss7 20987 C20087 lcaoserloaoeer 1 A Heplacement Danger and Warning labels tags and cards are available at no cost Parts included in Repair Kit NXT600 purcha
19. 57 mm TI8070A NXT Model 6500 Four 3 8 16 Mounting Holes Three 5 8 11 Tie Rod Holes 8 000 in 203 mm x 120 Bolt Circle 6 186 in 157 mm TI8069A 42 311238ZAJ Technical Data Technical Data XT Air Motor US X O Maximum air inlet pressure 0 7 MPa 7 0 bar Air motor piston diameter NXT Model 6500 264 mm NXT Model 3400 191 mm NXT Model 2200 152 mm Stroke length 120 mm Air Inlet Size 3 4 npt f Hemote exhaust outlet size remote models only 1 in npt f Maximum motor speed Do not exceed maximum recommended speed of fluid pump to prevent premature pump wear 60 cycles per minute Operating temperature range 0 60 C Materials of construction Aluminum ductile iron stainless steel carbon steel acetal polyethylene Santoprene alloy steel polypropylene Seals and packings Nitrile rubber 31 kg 23 kg 21 kg Santoprene is a registered trademark of the Monsanto Company Pin Out Information for Motor with Linear Sensor LIE 6 Retract High Pin 8 Top SW Signa Pin Out Information for Motor with Remote DataTrak Connector Description Top SW Signal Common Shield TI10950A 311238ZAJ 43 Technical Data Sound Data Key A 100 psi 0 7 MPa 7 bar B 40 psi 0 3 MPa 2 8 bar N22DNO Sound Power N22DNO Sound Pressure 1 m corrected sound pressure levels based on average sound pressure readings assuming free field condit
20. CTRONIC MONITORING SYSTEM o TI8622b Setup Mode RT UT DT imin F sd ell si ST 220cc F1 E2 v 60 T min ES v PF TIB623b 311238ZAJ DataTrak Operation DataTrak is included with certain models See page 3 for a list of models featuring DataTrak For remote DataTrak models see your system operation manuals See pages 37 38 for parts The DataTrak display Y will turn off after 1 minute to save battery life Press any key to wake up the display Setup Mode 1 2 3 Move the cursor to the E5 error enable option field See FIG 3 Press and hold Or for 5 seconds until Setup menu appears To enter settings for runaway lower size and flow rate units and to enable runaway E1 E2 and E5 error options press e to change the value then Qo to save the value and move the cursor to the next data field When runaway E1 E2 and E5 error options are enabled a V will appear on the setup screen See FIG 3 then press o once more to exit Setup mode 311238ZAJ DataTrak Operation Run Mode Runaway The runaway control should be tested regularly To test go to Setup Mode and set value to 1 one Pump should stop in six cycles See FIG 3 If pump runaway occurs the runaway solenoid will actuate stopping the pump The LED W will flash and the display Y will indicate a run away condition see Table 1 2 Toreset runaway monitor close master air valve B Wait for
21. Instructions Parts 7 g GRACO NXT Air Motor 311238ZAJ For use with high performance finishing and coating pumps in hazardous or non hazardous locations For professional use only 100 psi 0 7 MPa 7 0 bar Maximum Working Pressure Important Safety Instructions e Read all warnings and instructions in this manual Save these instructions See page 3 for model information With Linear Sensor Sam Standard nm Models with DataTrak display include agency approvals listed below lb LISTED Intertek 9902471 Class I Div 1 Group D T3A C c WithDataTrak TI8621a 0359 Ex iG Updated technical information and repair videos are available at www graco com Click on Tech Support and then enter NXT in the Ex ia IIA T3 Ga n ITS13ATEX27862X Search by Keyword field PROVEN QUALITY LEADING TECHNOLOGY Contents WOGCIS sone 2 et odes belie Ve ea See SEE SE s 3 Air Motor Part No Matrix less 3 Alt MOIOKPaitNGS sd es se Do erf dra Ed em let 4 NV cip irl ee 5 Related Manuals Lr 6 Component Identification 7 De icing Control F naasna anaana ESE ee eee 8 Integrated Air Control Module Accessory 8 Motor LUDIICATION 1 au oid be RR ee ote adhe ads 9 Groundlng 93 5 uo et bn cease rade ie ewe ees 9 DataTrak Controls and Indicators 10 DataTrak Operation iss eee ees 11 SetupMo
22. Linear Sensor Models Reconnect the sensor cable to the circuit board See FiG 15 page 27 Carefully slide the housing 132 onto the air valve Thread the screws 134 in by hand then torque to 100 in Ib 11 3 Nem c Remote DataTrak Models When installing the outer cover 47 carefully slide the remote wire harness and grommet into the slot in the cover See FIG 17 on page 28 continue with step 8 10 Reinstall the top cover 30 11 Reconnect the air line to the motor A Apply lubricant A Thread in by hand then torque to 100 in Ib 11 3 Nem N Torque to 20 ft Ib 27 1 Nem N Fully tighten against muffler 15 TI8217c Fic 9 Remove the Air Valve Model Shown with DataTrak Module 20 311238ZAJ Disassemble the Air Valve Air Valve Seal Repair Kit NXT 135 is available Parts included in the kit are marked with a symbol T Kits include the latest part and gasket improve ments use all the parts in the kit Air Valve Rebuild Kit NXT144 is available Parts included in the kit are marked with a symbol t Kits include the latest part and gasket improve ments use all the parts in the kit 1 Perform steps 1 6 under Remove the Air Valve page 19 2 See Fic 11 Remove the screws 124 carriage cover 112 spring loaded detent 113 gasket 106 and de icing control 145 3 See Fic 10 Remove the retainer pins 111 from their holes J Invert the pins and slide the heads into
23. RACO INC AND SUBSIDIARIES P O BOX 1441 e MINNEAPOLIS MN 55440 1441 USA Copyright 2006 Graco Inc All Graco manufacturing locations are registered to ISO 9001 www graco com Revision ZAJ January 2015
24. air to completely bleed off the air motor before going to step 3 The screen will change to indicate this as shown below B NIG J OF gt A 5 2 m 3 Press e to clear the diagnostic code and reset the runaway solenoid O ye 4 Open master air valve B to restart pump RE Ew disable runaway monitoring go to setup mode and set runaway value to O zero or toggle RT off u see FIG 3 DataTrak Operation Prime Flush 1 See FIG 3 To enter Prime Flush mode press any key to wake up the display then press lt gt The Prime Flush symbol will appear in the display and OIOOOZTD 1 the LED will flash T o OT min 2 While in Prime Flush mode runaway protection is disabled and the batch totalizer BT will not count 3 To exit Prime Flush mode press any key to wake up the display then press lt gt The Prime Flush symbol will disappear from the display and the LED will stop flashing Counter Totalizer See FIG 3 The last digit of the batch totalizer BT rep resents tenths of gallons or liters To reset the totalizer press any key to wake up the display then press and hold e for 3 seconds wif flow rate is set to Ld both totalizers will dis play the number of pump cycles 12 Display See FIG 3 The display Y will turn off after 1 minute of inactivity in Run mode or 3 minutes in Setup mode Press any key to wake up the display DataTrak will cont
25. ak 3 30 T id f TI8620a See Exhaust Details Above NO TI7750b pe 59 Packing rder Detail 8 7 o TI8214d 311238ZAJ 29 Parts Air Motor Parts Drawing Shown with Linear Sensor Air Motor Model Parts List Page Low Noise Exhaust 24 Detail De lce Exhaust 22 Detail Remote Exhaust 23 Detail 23 Pe A aT 20 j S 44 57 44 av a yi TI8801a Y 1 RA l 2 TI9422b TI9421b Poppet 1 2 Detail i see page 26 Packing Order Detail 17 12a T12c LIS 12d Ca See Exhaust Details Above TI7750b See Packing Order Detail TI7748e 30 311238ZAJ NXT Model 2200 Air Motors NXT Model 2200 Common Parts Ref 1 2 3 4 77 8 9 10 12 12a 12b 12cT 12d 13 Part 15F955 NXT204 NXT202 NXT201 161562 15H610 16A026 NXT106 NXT100 NXT101 119050 311238ZAJ Description COVER top CYLINDER COVER bottom PISTON ASSEMBLY PACKING V block nitrile PACKING backup leather RING retaining BUMPER piston includes magnet POPPET includes items 12a 12d O RING buna N O RING buna N O RING backup buna N O RING buna N BOLT hex hd 1 2 13x 8 in 203 mm Qty KR a S as AND AAND S a mk mk mk 46 514 52A 58 59 60 61 62 Part 15F639 NXT203 123196 15F449 119990 15F931 120088 120091 120092 253476 28 844 15F674 15F973 120206 27 366 116343 111307 NXT112 Descripti
26. anty 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 eguipment 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 de
27. ap tie bolts 13 evenly to 38 42 ft lb 51 3 56 7 Nem 8 Retighten the bottom two air valve screws 41 and torque to 20 ft lb 27 1 Nem 9 Reconnect the air motor to the lower See your sep arate pump manual Se Accessories page 41 for a list of available adapters to connect the NXT motor to various Graco lowers 311238ZAJ 10 11 12 13 14 Repair Reinstall the muffler 15 Fully tighten the screws 43 against the muffler Reinstall the outer valve cover 47 For motors with DataTrak or the linear sensor a DataTrak Models Carefully slide the housing 132 onto the air valve Thread the screws 134 in by hand then torque to 100 in Ib 11 3 Nem Reattach the solenoid and sensor cables to the DataTrak module 131 see page 14 Carefully slide the module back into the housing 132 Reinstall the two screws 135 b Linear Sensor Models Reconnect the sensor cable to the circuit board See FiG 15 page 27 Carefully slide the housing 132 onto the air valve Thread the screws 134 in by hand then torque to 100 in Ib 11 3 Nem Heinstall the top cover 30 Reconnect the air line to the motor 25 Repair Poppet Repair Poppets were upgraded in mid 2009 for improved sealing and earlier actuation New style poppets can be used in older air motors but do not use the back up o ring 12c Pa bar PSI If you order a replacement poppet NXT 100 you will
28. art number of your motor Use the f following matrix to define the construction of your motor based on the six digits For exam ple Motor Part No N 6 5 D T 0 represents an NXT motor N 6500 cc per stroke 6 5 with de icing exhaust D and DataTrak monitoring T The last digit 0 is unassigned ID First Digit NEN MEN and Third Digits e Digit NEN MEN Digit Sixth Digit Motor motor size in cc per stroke o been Type Data Monitoring unassigned N NXT CEC a 6500 N None X 0 None Air Motor 34 3400 tow nose T Foeata 2 assigned Ee E exhaust R Remote DataTrak see note below H_ Linear Sensor Remote exhaust models have a 1 in npt f exhaust outlet allowing installation of a muffler or plumbing to route exhaust to a remote location Do not operate the remote exhaust air motor without a plumbed exhaust line or muffler installed Hemote DataTrak models do not have the DataTrak display on the motor An external plug connects to systems using a remote display interface See pages 37 38 for parts 311238ZAJ 3 Models Air Motor Part Nos Air Piston Includes Includes Motor NXT Diameter Low Remote Includes Remote Linear Part No Model in mm Noise Exhaust DataTrak DataTrak Sensor v rweapno 20 soe v es ER n zw eoa v v Neo t zw soma v m Neso ossea v v meso exo ossea v
29. de see RE RR deed oes SEE ered 11 Bin Mode ER HERE C ee do eda xem rus 11 Replace the DataTrak Module Battery or Fuse 14 Troubleshooting sie sed tu DESERUIT eae 15 Repa 2 LESS ERROR DER do eee ee ESE ASE DE PES 19 Preventive Maintenance Schedule 19 Tools Reguired 2 VEE EER RE RE EE d e us 19 Pressure Relief Procedure 19 Ait Valve Repair 2 nada RR EK RR ME RE EE N arte 19 Cylinder and Piston Repair ESE ss 23 PoppetRepalf 25 ou Veen RE BEP Ee a 26 Replace the Linear Sensor if present 27 Remote DataTrak Connection Kit NXT406 28 POLIS 2e ADRES EE dere avus ius ceu DEE RE 29 Air Motor Parts Drawing Shown with DataTrak and Low Noise Exhaust 29 Air Motor Parts Drawing Shown with Linear Sensor 30 NXT Model 2200 Air Motors lesse 31 NXT Model 3400 Air Motors lesse 39 NXT Model 6500 Air Motors ls 35 Air Motor Parts Drawing for use with Remote DataTrak 37 BIE Vale carrere ana a HB ded EE DEE RO Ae d 39 DIMENSIONS as TERT LI LI IT 41 Accessories kr PER IA CON cO EE EA d e M E 41 Mounting Hole Diagrams 42 Technical Data iss RR ER EE EY Ie ed 43 Graco Standard Warranty 48 Graco Information seeks EER ER EE eee 48 311238ZAJ Models Models Air Motor Part No Matrix Check your motor s identification plate ID for the 6 digit p
30. dings assuming free field conditions Pm 105 lt 105 tn T 100 100 o 95 gt 95 9 90 Q 90 o J 85 A 3 85 ham 80 T 80 B aee V D A UO o 65 2 65 O 60 G 60 0 5 10 15 20 0 5 10 15 20 Cycles per Minute Cycles per Minute 311238ZAJ 45 Technical Data Sound Power Level Sound Power Level 46 105 100 95 90 85 80 75 70 65 60 105 100 95 90 85 80 75 70 65 60 Key A 100 psi 0 7 MPa 7 bar B 40 psi 0 3 MPa 2 8 bar N65DNO Sound Power N65DNO Sound Pressure 1 m corrected sound pressure levels based on average sound pressure readings assuming free field conditions t 105 tn 100 a 95 O A 90 oo E oul 85 B L 2 80 A B o 70 c 3 65 o N 60 5 10 15 20 0 5 10 15 20 Cycles per Minute Cycles per Minute Key A 100 psi 0 7 MPa 7 bar B 40 psi 0 3 MPa 2 8 bar N65LNO Sound Power N65LNO Sound Pressure 1 m corrected sound pressure levels based on average sound pressure readings assuming free field conditions Pad 105 m wm 100 9 95 90 85 5 n Z 80 a 70 O L c B 3 65 O N 60 5 10 15 20 0 5 10 15 20 Cycles per Minute Cycles per Minute 311238ZAJ 311238ZAJ Technical Data 47 Graco Standard Warr
31. er Bowl If using a motor with integrated air controls add 50 75 ml of oil to the air filter bowl and run the motor for a few minutes at a fast cycle rate The oil will move through the air valve and main piston It is normal for some oil to come out through the exhaust 311238ZAJ Grounding Add Accessory Air Lubricator If using an air motor with integrated air controls add an accessory airline lubricatorss to the motor inlet The oil will move through the air filter Depending on air quality you may need to change the air filter more frequently Graco offers airline lubricators for NXT air motors Order 214848 1 2 in for NXT 2200 and NXT 3400 air motors Order 214849 3 4 in for NXT 6500 air motors If using an air motor without integrated air controls add a standard type filter regulator lubricator that is sized for the specific air motor such as 217073 3 4 in or 217072 1 2 in Grounding Awd The equipment must be grounded to reduce the risk of static sparking Static sparking can cause fumes to ignite or explode Grounding provides an escape wire for the electric current The equipment must be grounded Grounding reduces the risk of static and electric shock by providing an escape wire for the electrical current due to static build up or in the event of a short circuit See FIG 2 Use the ground screw 60 and lockwasher 61 to attach Part No 244524 Ground Wire GW
32. es moving parts and hot surfaces Do not kink or over bend hoses or use hoses to pull equipment Keep children and animals away from work area Comply with all applicable safety regulations 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 Related Manuals Component manuals in U S English Description 311239 Integrated Air Control Modules Instructions Parts 311486 DataTrak Conversion Kit Instructions Parts 312148 NXT Air Motor Mounting Conversion Instructions Parts NXT135 Air Valve Seal Kit 6 311238ZAJ Component ldentification Component ldentification Key for FiG 1 A Air Inlet 3 4 npt f H DaetaTrak module see pages 9 14 not present on all B Bleed Type Master Air Valve models C Air Regulator Adjustment Knob J Runaway Solenoid component 1 D Air Pressure Gauge K DataTrak Sensors component 2 E AirFilter out of view located at rear of air control kit L A Air Valve Inlet Port 3 4 npt f F De icing Control M Safety Relief Valve G Air Valve behind cover TI7759a Detail With Air Valve Cover
33. fective 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 THIS WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE 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 spec
34. haust cover gasket 102 carriage cover gasket 106 piston valve 119 piston valve stop 110 or sleeve seal 109 Valve assembly is dry and sticky Add oil to air filter cup or add an air line oiler Icing on muffler Air motor operating at high pressure Reduce pressure cycle rate or duty or high cycle rate with high moisture cycle of motor or open de icing con content air trol with knob or flat blade screw driver 311238ZAJ 15 Troubleshooting Icing inside motor Air constantly exhausting from top or bottom poppet muffler 58 Air exhausting from poppet muffler 58 on only the up stroke or only the down stroke Air motor stops or pauses at end of stroke Air motor will not run at any pres sure Red LED is flashing 16 Air motor operating at high pressure or high cycle rate with high moisture content air Motor muffler restriction Poppet pin or seat leaking Poppet 12 o ring 12d backup o ring 12c is missing or there are too many Poppet 12 is plugged or exces sively leaking air Detent 113 is jammed Piston valve seal damaged or installed backward on piston valve 119 Retaining clip on piston valve 119 folded over and catching in bore on cylinder sleeve 109 Valve body 103 is cracked due to screws 123 being over torqued Applies only to air motors built prior to 2008 End cap gasket 46 is leaking between pressure port
35. ial 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 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 presente document sera en Anglais ainsi que tous documents avis et proc dures judiciaires executes donn s ou intent s a la suite de ou en rapport directement ou indirectement avec les proc dures concern es Graco Information For the latest information about Graco products visit www graco com TO PLACE AN ORDER contact your Graco distributor or call to identify the nearest distributor Phone 612 623 6921 or Toll Free 1 800 328 0211 Fax 612 378 3505 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 For patent information see www graco conypatents Original instructions This manual contains English MM 311238 Graco Headquarters Minneapolis International Offices Belgium China Japan Korea G
36. in 25 mm NXT107 MODULE DataTrak includes items 131a and 135 NXT 108 only FUSE 63 mA NXT108 only see Table 3 on page 14 HOUSING DataTrak includes items 134 and 135 NXT108 only JUNCTION BOX ASSEMBLY includes items 134 and 136 NXT109 only SCREW thread forming 1 4 20 x 1 2 in 13 mm NXT108 and NXT109 only Qty lt DO ND PMY dk SS mk mk mk mk mk mm AL 10 Ref Part 135 120279 136 15G225 138 15G790 1399 NXT404 140 NXT403 277355 142171 104130 144 118605 145 NXT102 145af1159589 147 15722 14811 253476 Description SCREW thread forming 6 x 5 8 in 16 mm NXT108 only GROMMET junction box NXT109 only CLIP solenoid SENSOR reed switch includes items 144 and 124 qty 1 NXT108 and NXT109 only SOLENOID 7 Vdc includes items 138 and 124 qty 2 NXT108 only PLUG solenoid port NXT107 and NXT109 only O RING buna N NXT107 and NXT109 onl O RING nitrile NXT108 and NXT109 only CONTROL de icing with knob and o ring O RING stem bleed CARD diagnostic multilingual NXT108 only GASKET end caps pair Qty T Parts included in Air Valve Seal Repair Kit NXT135 pur chase separately 1 Parts included in Air Valve Rebuild Kit NXT144 purchase separately for series H and later air motors marked with B on cover 112 see Disassemble the Air Valve page 21 Parts included in Remote DataTrak Kit NXT406 purchase separately Kit also includes items 74 75
37. inue to count cycles when display is off Diagnostics DataTrak can diagnose several problems with the pump When the monitor detects a problem the LED W FiG 3 will flash and a diagnostic code will appear on the display See Table 1 To acknowledge the diagnosis and return to the normal operating screen press e once to wake up the dis play and once more to clear the diagnostic code screen 311238ZAJ Table 1 Diagnostic Codes Hd owe c Pump running faster than set runaway limit Diving Up Leak during upstroke Leak during downstroke Low Battery Battery voltage too low to stop runaway Problem with stopping runaway Disconnected Solenoid is disconnected Solenoid Service Component 2 Blown Fuse Fuse is blown Service Component 1 311238ZAJ preme Name Diagnosis Hd Problem with sensing valve movement DataTrak Operation Cause Increased air pressure Increased fluid output e Exhausted fluid supply Worn piston valve or packings Worn intake valve Low battery To replace battery see page 14 Disable Runaway mode until battery is replaced see page 11 Damaged solenoid Damaged valve carriage Solenoid unplugged Damaged solenoid wires Sensors unplugged Sensors mounted incorrectly Damaged sensors Damaged valve carriage Faulty solenoid or solenoid wiring Extreme temperatures above 140 F 60 C Disable Runaway mode until fault
38. ions 105 T 105 lt m a 100 o 100 d 95 D A i l 85 Q 85 B a AL 75 75 70 70 e em TT z z B Oo 65 gt 65 O 60 3 60 0 5 10 15 20 0 5 10 15 20 Cycles per Minute Cycles per Minute Key A 100 psi 0 7 MPa 7 bar B 40 psi 0 3 MPa 2 8 bar N22LNO N34LN2 Sound Power N22LNO N34LN2 Sound Pressure 1 m corrected sound pressure levels based on average sound pressure readings assuming free field conditions 105 lt 105 1 a 00 c 100 DO 95 mm 95 9 90 90 zd 2 85 EF 85 Ma A 9 80 o 80 o 70 D 70 O 60 3 60 0 5 10 15 20 0 5 10 15 20 Cycles per Minute Cycles per Minute 44 311238ZAJ Technical Data Key A 100 psi 0 7 MPa 7 bar B 40 psi 0 3 MPa 2 8 bar N34DNO Sound Power N34DNO Sound Pressure 1 m corrected sound pressure levels based on average sound pressure readings assuming free field conditions 105 T 105 lt m T 100 100 95 o 95 gt A S J 85 or 85 o 7 S 7s a 70 DO B BL O 60 3 60 0 5 10 15 20 0 5 10 15 20 Cycles per Minute Cycles per Minute Key A 100 psi 0 7 MPa 7 bar B 40 psi 0 3 MPa 2 8 bar N34LNO N34LN2 Sound Power N34LNO N34LN2 Sound Pressure 1 m corrected sound pressure levels based on average sound pressure rea
39. iral ring 9 Installation order changed with series H air motors Fic 12 Air Motor Repair 24 311238ZAJ Reassemble Air Motor 1 See FiG 12 Install two backup packings 8 and then v packing 7 with the lips facing up Then install the retaining ring 9 in the bottom cover 3 Lubricate the packings Install the bumper 59 Prior to series H air motors the u cup 7 was installed between the leather packings 8 2 Install the o ring 17 on the piston 4 Ensure the piston bumper 10 is in place It is normal for the o ring 17 to seem too large 3 Install the piston assembly on the bottom cover 3 carefully sliding the adapter A and shaft S through the packings 4 Grease the inside of the cylinder 2 Place the cylin der 2 over the piston 4 Be careful not to damage the o ring 17 Slowly work the o ring into the groove compressing it until the cylinder slides over It is normal for the o ring 17 to seem too large to fit into the cylinder 5 Carefully place the top cap on the cylinder 2 so the flat edge aligns with the flat edge of the bottom cover 3 Install the tie bolts 13 hand tight 6 Using new gaskets 46 reinstall the valve assem bly with the top two air valve screws 41 and torque to 20 ft lb 27 1 Nem Install the bottom two air valve screws 41 tight to align the end caps 1 and bottom cover 3 Then loosen the two bottom screws 41 7 Torque end c
40. is corrected and fuse is replaced See pages 11 and 14 13 DataTrak Operation Replace the DataTrak Module Battery or Fuse aw To reduce the risk of fire and explosion the battery and fuse must be replaced in a non hazardous loca tion Use only an approved replacement battery shown in Table 2 and an approved fuse shown in Table 3 Use of an unapproved battery or fuse will void Graco s warranty and Intertek and Ex approvals 1 Remove two screws 135 Carefully slide the Data Trak module 131 out of the housing 132 See FIG 4 Series Letter 132 131 135 TI8216c Fic 4 Remove DataTrak Module 2 Disconnect the runaway solenoid and sensor cables from the module board See FIG 5 3 Take the Datafrak module 131 to a non hazard ous location 14 4 To replace the battery disconnect the used bat tery and replace with an approved battery Ww Use only a Graco approved replacement fuse 1314 Table 2 Approved Batteries 5 Toreplace the fuse 131a a Remove the screw metal strap and plastic holder b Pull the fuse away from the board c Replace with a new fuse 131a Table 3 Approved Fuses pun Fuse Required 24V216 Fia 4 shows where to find the Series letter DataTrak Part No 289822 All other part numbers Sensor Cable Connection Fuse 131a Solenoid Cable Connection
41. lieve air pressure to prevent pump overpressurization Air Filter E Hemoves harmful dirt from compressed air supply Graco recommends using an air filter with a mini mum measurement of 40 micron 311238ZAJ Motor Lubrication Graco does not require lubrication beyond the grease installed at the factory or through regular maintenance With good quality compressed air and normal ambient conditions NXT air motors will run millions of cycles without additional lubrication However if any of the following criteria apply to your system you will benefit from installing a 3 4 in air line lubricator in the air line before the air motor or from occasionally adding oil to an air filter cup Air supply does not contain any oil Air supply is very wet Air supply is very dry Air motor is run at low air pressure Air motor is run in unusually hot or cold environ ments Areas that benefit from lubrication e main piston o rings 17 e Sliding valve spool 119 108 and e motor detent assembly 113 Add Lubrication The three methods for adding lubrication are described below Lubricate Air Valve Perform these steps annually or more often depending on your duty cycle air pressure and air quality Use a high quality lithium based grease 1 Remove the 10 air valve cover screws 124 and air valve cover 112 2 Grease all visible moving parts especially detent 113 and valve pistons 119 Lubricate Air Filt
42. on NUT with lockwasher 1 2 13 MUFFLER O RING piston nitrile O RING end cap nitrile O RING buna N RING lift SCREW 3 8 16 x 4 in 101 mm SCREW thread forming 1 4 20 x 2 in 51 mm SCREW thread forming 1 4 20 x 2 1 2 in 63 mm GASKET COVER valve outer LABEL safety LABEL safety MUFFLER poppet BUMPER SCREW ground M5 x 0 8 WASHER lock 5 mm KNOB de ice Parts NO et mk sd N o ol ll 31 Parts NXT Model 2200 Varying Parts Air Motor Part Numbers Description N22DN0 N22DTO N22DH0 N22RN0 N22RT0 N22RH0 KIT de ice exhaust NXT110 NXT110 NXT110 includes items 20 25 44 56 57 uud A 3 KIT remote exhaust EE NXT105 NXT105 P etna MEN UU KIT low noise exhaust NE iw uM NXT104 includes items 20 22 25 44 54 55 56 57 63 5 OMM ip hex 120730 120730 120730 120730 120730 Min ucc dd ed E 25 ADAPTER mg hiers iss premere miser 31 seen MEME ME a 22551 120143 ME 120143 ME 120143 T VALVE ASSEMBLY Ee EE ETA od MEEL M E Ee NXT109 See page 38 SCREW thread forming 107257 107257 107257 107257 wan tim ges EE do pem dos EE O o 107057 107257 4 B DEFLECTOR sume eniro smo 3 1 4 20 x 1 2 in 13 mm 56 SEAL exhaust 15Hi90 15H190 15H190 15HT90 sense eigo J 3 57 GASKET bunaN 15K845 15K345 15K345 isKo4s isKods sks T 63 DIFFUSER exhaust J Emm 150080 156689 i669 7
43. op two air valve screws 41 Loosen but do not remove the bottom two screws 41 Tilt the air valve 40 to make disassembly easier Remove the tie bolts 13 Using a rubber mallet hit the underside of the top cap 1 to separate Lift the top cap off the motor Disconnect the air motor from the lower see your separate pump manual Leave the piston shaft adapter A attached to the shaft S Push the piston assembly 4 out the top of the cyl inder 2 Inspect the piston o ring 17 Check the piston 4 and piston shaft S for scoring or damage The replacement piston 4 includes the piston shaft S adapter A and bumper 10 Remove the cylinder 2 Check the inner surface for scoring or other damage Replace if damaged Remove the bumper 59 retaining ring 9 backup packings 8 and v packing 7 from the bottom cover 3 Inspect these parts for wear or damage Inspect the bearing B in place slight scoring is acceptable If the bearing is damaged replace the bottom cover 3 23 Repair 134 ES cc Linear Sensor Models TI8220a A Apply high quality lithium grease A Torque to 30 36 ft lb 40 6 48 8 Nem A Torque to 38 42 ft lb 51 3 56 7 Nem Use 3 8 in drive socket to fit in recess TI8219C ii N AG 12 N N N Torque to 20 ft Ib 27 1 Nem AN Fully tighten against muffler 15 Ad Installation order two leather o rings 8 one u cup 7 facing up and one sp
44. ore 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 311238ZAJ 5 Related Manuals 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 equip ment follow the Pressure Relief Procedure in this manual Disconnect power or air supply EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury e Do not operate the unit when fatigued or under the influence of drugs or alcohol 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 For complete information about your material request MSDS forms from distributor or retailer Check equipment daily Repair or replace worn or damaged parts immediately with genuine Graco replacement parts only Do not alter or modify equipment Use equipment only for its intended purpose Call your Graco distributor for information Houte hoses and cables away from traffic areas sharp edg
45. se separately Parts included in Low Noise Exhaust Conversion Kit NXT111 purchase separately 1 Only used on original poppets see Fic 13 made prior to mid 2009 TT io7as7 151179 1sH179 154179 40 AIR VALVE ASSEMBLY NXT107 NXT108 NXT109 NXT109 NXT107 NXT108 NXT109 NXT109 see page 38 1 2 36 311238ZAJ Parts Air Motor Parts Drawing for use with Remote DataTrak Air Motor Models N22LRO N34LRO N65LRO Low Noise Exhaust 24 Detail Poppet 12 10 Detail see page 26 18 12b 4 pr AT S 12a See Exhaust OM CMT D Details Above T12c ag 12d ORE mE TI7750b ki 18 Aa Packing 76 PU Order Detail 9 T110948B 311238ZAJ 3 Parts Air Motor Parts List for use with Remote DataTrak Air Motor Models The parts listed below are common to all NXT Model Air Motors using the remote DataTrak Parts which vary by air motor are found in the table at the bottom of this page Ref Part Description Qty Ref Part Description Qty 7 161562 PACKING V block nitrile 1 45 107257 SCREW thread forming 1 4 20 x 1 2 4 8 15H610 PACKING backup leather 2 in 13 mm 9 16A026 RING retaining 1 46 253476 GASKET 1 10 NXT106 BUMPER piston includes magnet 1 479 15M568 COVER valve outer 1 12 NXT100 POPPET includes items 12a 12d 2 51A 15F674 LABEL safety 1 12a O RING buna N 1 54x 15H179 DEFLECTOR 1 12b NXT101 O RING buna N 1 55 107257 SCREW thread forming 1 4 20 x 1 2
46. ses 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 Keep a working fire extinguisher in the work area SPECIAL CONDITIONS FOR SAFE USE Equipment must comply with the following conditions to avoid a hazardous condition which can cause fire or explosion e All label and marking material must be cleaned with a damp cloth or equivalent e The electronic monitoring system is required to be grounded See Grounding instructions 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 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 bef
47. the slots on the piston stops 110 Use the pins to pull the piston stops out L TI7758a per FiG 10 Remove Piston Stops 4 See Fic 11 Rotate the piston valve assembly 119 so the pins P are accessible Raise the spring S and push one pin out Push one end of the piston valve out the top of the valve body 103 and the other end out the bottom Do not permanently distort the springs S 5 Inspect the piston and seals If damaged replace the piston valve assembly 119 The open seal lip must face to the center 311238ZAJ Repair Carefully remove the sleeves 109 Inspect the seals 109a and the inside surface of the sleeves and housing 103 for wear or damage Remove the carriage 108 and carriage detent 107 Remove the screws 123 retainers 117 valve plate 105 and seal 104 Inspect the ramp 107 carriage 108 plate 105 body 103 and seal 104 for damage or cracks Reassemble the Air Valve Install a new gasket 10211 between valve body 103 and exhaust cover 101 Lubricate the valve plate 1051 Install the seal 10411 and plate 1051 in the valve body 103 Thread the screws 123 and retainers 117 in by hand then evenly torque to 21 23 ft Ib 28 5 31 1 Nem Lubricate the sealing face of the carriage 1081 Install the carriage and ramp 1071 3 Lubricate o rings 109a on sleeves 1091 Install the sleeves Lubricate the inside surfaces 4
48. trile O RING buna N RING lift SCREW 3 8 16 x 4 in 101 mm SCREW thread forming 1 4 20 x 2 in 51 mm SCREW thread forming 1 4 20 x 2 1 2 in 68 mm GASKET COVER valve outer LABEL safety LABEL safety MUFFLER poppet BUMPER SCREW ground M5 x 0 8 WASHER lock 5 mm KNOB de ice Parts NO et mk sd N o ol ll 33 Parts NXT Model 3400 Varying Parts Air Motor Part Numbers N34LNO Description m N34LN2 N34LTO N34LHO anm KIT de ice exhaust NXT110 NXT110 NXT110 includes items 20 25 44 56 57 KIT remote exhaust NXT105 NXT105 includes items 20 44 KIT low noise exhaust NE Ma includes items 20 22 25 44 54 55 56 57 5 IESU Bode hex 120730 120730 120730 120730 120730 pun ur c mbil 8H 5s ADAPTER Ing pfu aisrrr2 Ed isere Eiser 5 eon sr MEME MEME MEN S 5 120143 120143 1120143 ui VALVE ASSEMBLY ed T Ed aak ee ed ed EN at NXT109 See page 38 SCREW thread forming 107257 107257 EAM 107257 1107257 TX MEM ER EE ME Leone po peras ques 4 B DEFLECTOR sure snis ismo E 1 4 20 x 1 2 in 13 mm 56 SEAL exhaust 15Hi90 15H190 1sHT90 15HT90 emmo emo 57 GASKET bunaN 15K345 isKo45 isKo4s isKo4s isKods Jisesas 7 63 DIFFUSER exhaust J I En 150680 sese i668 7 amp 4 O RING 10804 108014 i080i4 108014 10804 108014 1 65 ADAPTER litring Jieooo1 Jiepaor
49. way solenoid and sensor cables from the module board Remove the two screws 134 and care fully slide the housing 132 off the air valve b Linear Sensor Models Remove the screws 134 and carefully slide the housing 132 off the air valve Disconnect the sensor cable from the circuit board See FiG 15 on page 27 c Remote DataTrak Models When removing the outer cover 47 carefully slide the remote wire harness and grommet from the slot in the cover See FIG 17 on page 28 Remove the screws 43 and 41 Remove the air valve 40 by grasping the top and bottom and rotat ing the valve out from the right side to pull the exhaust housing E out of the muffler 15 Replace the gaskets 46 To repair the air valve go to Disassemble the Air Valve page 21 To install a complete new air valve Lubricate the gaskets 46 and ensure they align with the holes at the back of the air valve 40 Install the air valve Install the screws 41 and torque to 20 ft lb 27 1 Nem Thread the screws 43 in by hand then fully tighten them against the muf fler 15 For motors with DataTrak or the linear sensor a DataTrak Models Carefully slide the housing 132 onto the air valve Thread the screws 134 in by hand then torque to 100 in Ib 11 3 Nem Reattach the solenoid and sensor cables to the DataTrak module 131 see page 14 Carefully slide the module back into the housing 132 Reinstall the two screws 135 b

Graco 311238ZAJ User's Manual

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