Graco NXT Instructions Manual
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Graco NXT Instructions Manual

Graco NXT Instructions Manual

Air motor
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Instructions-Parts
NXT Air Motor
100 psi (0.7 MPa, 7.0 bar) Maximum Working Pressure
Important Safety Instructions
Read all warnings and instructions in this manual.
Save these instructions.
US and Foreign Patents Pending
See page 2 for model information.
Models with DataTrak
agency approvals listed below.
Conforms to
FM std 3600 & 3610
for use in Class I Div 1
Group D
T3C Hazardous locations
0359
II 1 G
EEx ia IIA T3
Nemko
06ATEX1124
Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441
Copyright 2006, Graco Inc. is registered to I.S. EN ISO 9001
™
include
Standard
With DataTrak
311238 rev. G
With Linear Sensor
™
TI8621a

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  • Page 1 Class I Div 1 Group D T3C Hazardous locations 0359 II 1 G EEx ia IIA T3 Nemko 06ATEX1124 ™ With DataTrak TI8621a Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441 Copyright 2006, Graco Inc. is registered to I.S. EN ISO 9001...

  • Page 2: Table Of Contents

    Repair ........16 Graco Information ......38 Preventive Maintenance Schedule .

  • Page 3: Air Motor Part Nos

    Models Air Motor Part Nos. Piston Includes Includes Air Motor Diameter, Linear ™ Part No. Series NXT Model in. (mm) De-Ice Noise Remote DataTrak sensor ✔ N22DN0 2200 6.0 (152) ✔ ✔ N22DT0 2200 6.0 (152) ✔ ✔ N22DH0 2200 6.0 (152)

  • Page 4: Warnings

    Warnings Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. 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.
  • Page 5 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. •...

  • Page 6: Component Identification

    Component Identification Component Identification Key for F Air Inlet, 3/4 npt(f) DataTrak module (see pages 7-12; not present on all Bleed-Type Master Air Valve models) Air Regulator Adjustment Knob Runaway Solenoid (component 1) Air Pressure Gauge DataTrak Sensors (component 2) Air Filter (out of view;...

  • Page 7: Icing Control (F)

    Grounding De-icing Control (F) Safety Relief Valve (M) Automatically opens to relieve air pressure, to prevent Open with knob or flat blade screwdriver to reduce icing. pump overpressurization. Air Filter (E) Removes harmful dirt from compressed air supply. Grounding TI8159b TI8802a Integrated Air Control Module Accessory...

  • Page 8: Datatrak Controls And Indicators

    DataTrak Controls and Indicators DataTrak Controls and Indicators DataTrak is included with certain models. See page 2 for a list of models featuring DataTrak. Key for F Runaway Limit, in cycles per minute (user settable; RK Reset Key (Resets faults. Press and hold for 3 seconds to 00=OFF) clear the batch totalizer.) Lower Displacement (user settable)

  • Page 9: Datatrak Operation

    3. Press to clear the diagnostic code and reset the runaway solenoid. Graco recommends setting runaway to 60 When runaway, E1, E2, and E5 error options are enabled, a ✓ will appear on the setup screen. See 4. Open master air valve (B) to restart pump.
  • Page 10 DataTrak Operation Prime/Flush Display 1. See F . 3. To enter Prime/Flush mode, press any See F . 3. The display (Y) will turn off after 1 minute of inactivity in Run mode or 3 minutes in Setup mode. key to wake up the display, then press .
  • Page 11 DataTrak Operation Table 1: Diagnostic Codes Symbol Code Code Name Diagnosis Cause Runaway Pump running faster than set runaway • Increased air pressure. limit. • Increased fluid output. • Exhausted fluid supply. Diving Up Leak during upstroke. Worn piston valve or packings. Diving Down Leak during downstroke.

  • Page 12: Replace The Datatrak Module Battery Or Fuse

    . 5. 3. Take the DataTrak module (131) to a non-hazardous location. Use only the following approved replacement batter- ies. Use of an unapproved battery will void Graco’s warranty and FM and Ex approvals. • Ultralife lithium # U9VL •...
  • Page 13 DataTrak Operation 311238G...

  • Page 14: Troubleshooting

    Troubleshooting Troubleshooting Problem Cause Solution Air motor will not run. DataTrak solenoid engaged. Dam- Rebuild main air valve. See page 16. aged main air valve spool or pop- Replace poppets (12). See page 22. pets. Runaway occurred (DataTrak mod- See Runaway on page 9. els only).
  • Page 15 Troubleshooting Poppet Air Valve Seals Air Valve Spool Air Valve Slide Plate TI8624a Air Valve Seals Piston O-ring Poppet Piston Shaft Seals . 6. Cutaway View, Standard and DataTrak Models Poppet Linear Sensor Air Valve Seals Air Valve Spool Air Valve Slide Plate Air Valve Seals...

  • Page 16: Repair

    Repair Repair Preventive Maintenance 4. Hold a metal part of the gun firmly to a grounded metal pail. Trigger the gun to relieve pressure. Schedule 5. Engage the trigger lock. The operating conditions of your particular system determine how often maintenance is required. Establish 6.
  • Page 17 Repair 4. Remove the poppet assemblies (12). See Poppet 9. Lubricate the gaskets (46) and ensure they align Repair, page 22. with the holes at the back of the air valve (40). Install the air valve. Thread the muffler screws (43) in by 5.
  • Page 18 Repair Disassemble the Air Valve 6. Remove the carriage (108) and carriage detent (107). Air Valve Seal Repair Kit NXT135 is available. Parts 7. Remove the screws (123), retainers (117), valve included in the kit are marked with a symbol (†). For plate (105), and seal (104).
  • Page 19 Repair Detail of Piston Bolt (118) Apply lubricant. Important: Lubricate both ends of bolt (118) and torque to 34-38 ft-lb (45.9-51.3 N•m). Lips must face up. Lips must face down. Torque to 100 in-lb (11.3 N•m). Thread in by hand, then torque to 12 ft-lb (16.3 N•m). 110a ‡109 109a...

  • Page 20: Cylinder And Piston Repair

    Repair Cylinder and Piston Repair 7. Loosen the tie bolts (13). Using a rubber mallet, hit the underside of the top cap (1) to separate. Lift the top cap and bolts (13) off motor. Air Motor Seal Repair Kits are available. See the 8.
  • Page 21 Repair Linear Sensor Models TI8220a Apply lubricant. Torque to 38-42 ft-lb (51.3-56.7 N•m). Torque to 15 ft-lb (20.3 N•m). Thread in by hand, then torque to 15 ft-lb (20.3 N•m). TI8219b . 12. Air Motor Repair 311238G...

  • Page 22: Poppet Repair

    (1) and bottom cover (3). Torque to 38-42 ft-lb (51.3-56.7 N•m). See Accessories, page 32, for a list of available adapters to connect the NXT motor to various Graco lowers. 10. For motors with DataTrak or the linear sensor: a.

  • Page 23: Replace The Linear Sensor (If Present)

    Repair Replace the Linear Sensor (if 10. Thread the sensor cable through the hole (H) in the side of the adapter, and reconnect it to the circuit present) board. See F . 14, page 23. Carefully slide the housing (132) onto the air valve. Thread the screws (134) in by hand, then torque to 40 in-lb (4.5 N•m).

  • Page 24: Parts

    Parts Air Motor Parts Drawing (Shown with DataTrak and Low Noise Exhaust) Air Motor Model Parts List Page NXT Model 2200 NXT Model 3400 NXT Model 6500 Low Noise Exhaust (24) Detail De-Ice Exhaust (22) Detail Remote Exhaust (23) Detail...

  • Page 25: Air Motor Parts Drawing (Shown With Linear Sensor)

    Parts Air Motor Parts Drawing (Shown with Linear Sensor) Air Motor Model Parts List Page NXT Model 2200 NXT Model 3400 NXT Model 6500 Low Noise Exhaust (24) Detail De-Ice Exhaust (22) Detail Remote Exhaust (23) Detail TI8801a TI9422a TI9421a...

  • Page 26: Nxt Model 2200 Air Motors

    Parts NXT Model 2200 Air Motors The parts listed below are common to all NXT Model 2200 Air Motors. Parts which vary by air motor are found in the table at the bottom of this page. Ref. Ref. Part No. Description Part No.

  • Page 27: Nxt Model 3400 Air Motors

    Parts NXT Model 3400 Air Motors The parts listed below are common to all NXT Model 3400 Air Motors. Parts which vary by air motor are found in the table at the bottom of this page. Ref. Ref. Part No. Description Part No.

  • Page 28: Nxt Model 6500 Air Motors

    Parts NXT Model 6500 Air Motors The parts listed below are common to all NXT Model 6500 Air Motors. Parts which vary by air motor are found in the table at the bottom of this page. Ref. Ref. Part No. Description Part No.
  • Page 29 Parts 311238G...

  • Page 30: Air Valve

    Parts Air Valve Part No. NXT107 Bare Air Valve Part No. NXT108 Air Valve with DataTrak Module Part No. NXT109 Air Valve with Junction Box Detail of Part No. NXT109 Detail of Part No. NXT108 with Junction Box with DataTrak Module TI8619a 109‡...
  • Page 31 Parts Part No. NXT107 Bare Air Valve Part No. NXT108 Air Valve with DataTrak Module (shown) Part No. NXT109 Air Valve with Junction Box Housing Ref. Ref. Part No. Description Part No. Description NXT402 MODULE, DataTrak; includes items 277077 COVER, exhaust 131a and 135;...

  • Page 32: Dimensions

    TI7772A TI7773A Accessories Motor/Lower Adapters DataTrak Conversion Kits The following adapters are available as accessories to To convert standard NXT air motors to include DataTrak connect an NXT air motor to a Graco lower. module. Lower Adapter Air Motor Conversion Kit...

  • Page 33: Mounting Hole Diagrams

    Mounting Hole Diagrams Mounting Hole Diagrams NXT Model 2200 Four 3/8-16 Mounting Holes Three 5/8-11 Tie Rod Holes, 3.938 in. 5.906 in. (150 mm) x 120° Bolt Circle (100 mm) 6.750 in. (172 mm) TI8071A NXT Model 3400 Four 3/8-16 Mounting Holes 6.186 in.

  • Page 34: Technical Data

    Technical Data Maximum air inlet pressure 100 psi (0.7 MPa, 7.0 bar) Air motor piston diameter NXT Model 6500: 10.375 in. (264 mm) NXT Model 3400: 7.5 in. (191 mm) NXT Model 2200: 6.0 in. (152 mm) Stroke length 4.75 in. (120 mm)
  • Page 35 Technical Data Sound Data Key: 100 psi (0.7 MPa, 7 bar) 40 psi (0.3 MPa, 2.8 bar) N22DN0 Sound Power N22DN0 Sound Pressure (1 m corrected sound pressure levels based on average sound pressure readings assuming free field conditions) Cycles per Minute Cycles per Minute Key: 100 psi (0.7 MPa, 7 bar)
  • Page 36 Technical Data Key: 100 psi (0.7 MPa, 7 bar) 40 psi (0.3 MPa, 2.8 bar) N34DN0 Sound Power N34DN0 Sound Pressure (1 m corrected sound pressure levels based on average sound pressure readings assuming free field conditions) Cycles per Minute Cycles per Minute Key: 100 psi (0.7 MPa, 7 bar)
  • Page 37 Technical Data Key: 100 psi (0.7 MPa, 7 bar) 40 psi (0.3 MPa, 2.8 bar) N65DN0 Sound Power N65DN0 Sound Pressure (1 m corrected sound pressure levels based on average sound pressure readings assuming free field conditions) Cycles per Minute Cycles per Minute Key: 100 psi (0.7 MPa, 7 bar)

  • Page 38: Graco Standard Warranty

    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 manual is also suitable for:

N22dn0N22dt0N22dh0N22lnuN22lt0N22lh0 ... Show all

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