Graco Husky 1590 Instructions And Parts List
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Graco Husky 1590 Instructions And Parts List

Air-operated diaphragm pumps
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Instructions – Parts List
POLYPROPYLENE AND PVDF
Huskyt 1590 Air-Operated
Diaphragm Pumps
1.5–inch AODD pump for fluid transfer applications. For professional
use only.
Not approved to European explosive atmosphere requirements.
See Models on page 2 for a list of pump models and descriptions.
120 psi (0.84 MPa, 8.4 bar) Maximum Fluid Working Pressure
120 psi (0.84 MPa, 8.4 bar) Maximum Air Input Pressure
Important Safety Instructions
Read all warnings and instructions in
this manual. Save these instructions.
308549ZAC
EN
04700B

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Summary of Contents for Graco Husky 1590

  • Page 1 Instructions – Parts List POLYPROPYLENE AND PVDF Huskyt 1590 Air-Operated 308549ZAC Diaphragm Pumps 1.5–inch AODD pump for fluid transfer applications. For professional use only. Not approved to European explosive atmosphere requirements. See Models on page 2 for a list of pump models and descriptions. 120 psi (0.84 MPa, 8.4 bar) Maximum Fluid Working Pressure 120 psi (0.84 MPa, 8.4 bar) Maximum Air Input Pressure Important Safety Instructions...

  • Page 2: Table Of Contents

    ... Service Graco Standard Warranty ..... . Repairing the Air Valve .
  • Page 3 D This equipment is for professional use only. D Read all instruction manuals, tags, and labels before operating the equipment. D Use the equipment only for its intended purpose. If you are not sure, call Graco your Graco distributor. D Do not alter or modify this equipment.
  • Page 4 WARNING TOXIC FLUID HAZARD Hazardous fluid or toxic fumes can cause serious injury or death if splashed in the eyes or on the skin, inhaled, or swallowed. D Know the specific hazards of the fluid you are using. D Store hazardous fluid in an approved container. Dispose of hazardous fluid according to all local, state and national guidelines.

  • Page 5: Installation

    Although pump use varies, a tance in planning a system to suit your needs. general guideline is to retorque fasteners every two D Always use Genuine Graco Parts and Accessories. months. Be sure all accessories are adequately sized and pressure-rated to meet the system’s requirements.
  • Page 6 Installation Grounding Ground all of this equipment: D Pump: Connect a ground wire and clamp as shown in Fig. 1. Loosen the grounding screw (W). Insert one end of a 12 ga (1.5 mm@) minimum ground wire (Y) behind the grounding screw and tighten the screw securely.
  • Page 7 Installation Air Line b. Locate one bleed-type master air valve (B) close to the pump and use it to relieve trapped air. See the WARNING at left. Locate the other WARNING master air valve (E) upstream from all air line accessories and use it to isolate them during A bleed-type master air valve (B) is required in cleaning and repair.
  • Page 8 1/8 in. npt threads. inefficient pump operation. 3. Connect remaining ends of tubes to external air signal, such as Graco’s Cycleflo (P/N 195264) or 3. At inlet fluid pressures greater than 15 psi Cycleflo II (P/N195265) controllers. (0.1 MPa, 1 bar), diaphragm life will be shortened.
  • Page 9 Installation Flange Connections 1. Place a flat washer (E) on each bolt (C). Refer to Fig. 3. The fluid inlet and outlet ports are 1–1/2 in. raised face, standard 150 lb class pipe flanges. Connect 2. Align the holes in the gasket (B) and the pipe 1–1/2 in.
  • Page 10 Installation Changing the Orientation of the Fluid Inlet Fluid Pressure Relief Valve and Outlet Ports CAUTION The pump is shipped with the fluid inlet (R) and outlet (S) ports facing the same direction. See Fig. 4. To Some systems may require installation of a pres- change the orientation of the inlet and/or outlet port: sure relief valve at the pump outlet to prevent overpressurization and rupture of the pump or...
  • Page 11 Installation Air Exhaust Ventilation The air exhaust port is 3/4 npt(f). Do not restrict the air exhaust port. Excessive exhaust restriction can cause erratic pump operation. WARNING If the muffler (P) is installed directly to the air exhaust FIRE AND EXPLOSION HAZARD port, apply PTFE thread tape or anti–seize thread Be sure to read and follow the warnings lubricant to the muffler threads before assembly.

  • Page 12: Operation

    Operation Pressure Relief Procedure 1. Be sure the pump is properly grounded. Refer to Grounding on page 6. WARNING 2. Check all fittings to be sure they are tight. Be sure PRESSURIZED EQUIPMENT HAZARD to use a compatible liquid thread sealant on all The equipment stays pressurized until pressure is male threads.

  • Page 13: Maintenance

    Operation Operation of Remote Piloted Pumps NOTE: Leaving air pressure applied to the air motor for extended periods when the pump is not running may shorten the diaphragm life. Using a 3–way solenoid 1. Follow preceding steps 1 through 7 of Starting valve to automatically relieve the pressure on the air and Adjusting Pump.

  • Page 14: Troubleshooting

    Troubleshooting 1. Relieve the pressure before checking or servicing WARNING the equipment. To reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the 2. Check all possible problems and causes before Pressure Relief Procedure on page 12. disassembling the pump.
  • Page 15 Troubleshooting PROBLEM CAUSE SOLUTION Fluid in exhaust air. Diaphragm ruptured. Replace. See pages 19 to 22. Loose fluid side diaphragm plate Tighten or replace. See pages (105). 19 to 22. Pump exhausts excessive air at Worn air valve block (7{H), o-ring Inspect;...

  • Page 16: Service

    Service Repairing the Air Valve Tools Required D Torque wrench D Torx (T20) screwdriver or 7 mm (9/32 in.) socket wrench D Needle-nose pliers D O-ring pick D Lithium base grease NOTE: Air Valve Repair Kits 236273 (aluminum center housing models) and 255061 (SST center housing models) are available.
  • Page 17 Service Install with lips facing Rounded side must face down (aluminum Insert narrow end first. narrow end of piston (11). center housing models only). Grease. Insert wide end first. Tighten screws until they bottom out on the housing. 10{H 17{H 03271 Fig.

  • Page 18: Ball Check Valve Repair

    Service Ball Check Valve Repair Torque to 80 to 90 in-lb (9 to 10 NSm). See Torque Se- quence, page 32. Tools Required Arrow (A) must point toward outlet manifold (103). D Torque wrench Not used on some models. D 10 mm socket wrench D O-ring pick Disassembly NOTE: A Fluid Section Repair Kit is available.

  • Page 19: Diaphragm Repair

    Service Diaphragm Repair WARNING Tools Required To reduce the risk of serious injury whenever you D Torque wrench are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 12. D 13 mm socket wrench D Adjustable wrench D 19 mm open–end wrench 1.
  • Page 20 Service 4. Unscrew one outer plate (105) from the diaphragm Reassembly – Standard Diaphragms shaft (24). Remove one diaphragm (401), and the 1. Grease the shaft u-cup packings (402*) and install inner plate (104). See Fig. 13. them so the lips face out of the housing (1). See Fig.
  • Page 21 Reassembly – Overmolded Diaphragms 5. Assemble the other diaphragm assembly to the shaft as explained in step 2. This diaphragm will be lifted off the air cover at this point. WARNING 6. Supply the pump with low pressure air (less than 7 To reduce the risk of serious injury, including psi [0.05 MPa, 0.5 bar]).
  • Page 22 Service 402* 403* 401* 04708 03275 Cutaway View, with Diaphragms in Place Cutaway View, with Diaphragms Removed 401* 403* Lips face out of housing (1). Air Side must face center housing (1). Grease. Used on Models with PTFE diaphragms only. Apply medium-strength (blue) LoctiteR or equivalent.

  • Page 23: Bearing And Air Gasket Removal

    Service Bearing and Air Gasket Removal 7. Use a bearing puller to remove the diaphragm shaft bearings (19), air valve bearings (12) or pilot Tools Required pin bearings (15). Do not remove undamaged D Torque wrench bearings. D 10 mm socket wrench 8.
  • Page 24 Service Insert bearings tapered end first. Press-fit bearings flush with surface of center housing (1). Apply medium-strength (blue) LoctiteR or equivalent. Torque to 130 to 150 in-lb (15 to 17 NSm). Detail of Air Valve Bearings 03277 03278B Fig. 14 308549...
  • Page 25 Notes 308549...

  • Page 26: 24B758

    The first digit is always D, designating Husky diaphragm pumps. The remaining five digits define the materials of construction. For example, a pump with a Husky 1590 aluminum air motor, polypropylene fluid section, polypropylene seats, PTFE balls, and D B 2 9 1 1.

  • Page 27: Repair Kit Matrix

    G (Geolastr) G (Geolastr) G (Geolastr) Part No. 253627: Husky 1590 HD Overmolded PTFE/EPDM Diaphragm Repair Kit. Part No. 289225: Husky 1590 HD Overmolded PTFE/EPDM Diaphragm Repair Kit, with new air side diaphragm plates. Part No. 24F397: Husky 1590 PTFE/Santoprene Backer Diaphragm Repair Kit, for plastic pumps.

  • Page 28: Parts

    Parts Air Motor Parts List (Matrix Column 2) Ref. Ref. Digit Part No. Description Digit Part No. Description 188838 HOUSING, center; Same as B with the following exceptions aluminum 195921 HOUSING, center; 188854 COVER, air valve; remote, aluminum aluminum 195919 COVER, air;...
  • Page 29 Parts Fluid Section Parts List (Matrix Column 3) Ref. Digit Part No. Description Ref. Digit Part No. Description 189741 COVER, fluid; PVDF 189739 COVER, fluid; 192073 MANIFOLD, inlet; PVDF polypropylene 192075 MANIFOLD, outlet; 192072 MANIFOLD, inlet; PVDF polypropylene 15K448 PLATE, air side; 192074 MANIFOLD, outlet;...
  • Page 30 Parts 401* 301* 403* 201* 202* *402 *301 *201 202* Not used on some models. * These parts are included in the Pump Repair Kit, which may be purchased separately. Refer to the Repair Kit Matrix on page 27 to determine the correct kit for your pump. { These parts are included in Air Valve Repair Kit 236273 (aluminum center housing mod- 04622C els) which may be purchased separately.
  • Page 31 Parts Seat Parts List (Matrix Column 4) Diaphragm Parts List (Matrix Column 6) Ref. Ref. Digit Part No. Description Digit Part No. Description 201* 189318 SEAT; 316 stainless steel 401* DIAPHRAGM, backup; not sold polychloroprene (CR) separately 202* 112418 O-RING; PTFE 402* 112181 PACKING, u-cup;...

  • Page 32: Torque Sequence

    Torque Sequence Always follow torque sequence when instructed to torque fasteners. 1. Left/Right Fluid Covers 3. Outlet Manifold Torque bolts to 190–220 in–lb (21–25 NSm) Torque bolts to 80–90 in–lb (9–10 NSm) TOP VIEW SIDE VIEW 2. Inlet Manifold Torque bolts to 80–90 in–lb (9–10 NSm) BOTTOM VIEW 308549...

  • Page 33: Dimensions

    Dimensions SIDE VIEW FRONT VIEW outlet port I.D.: 10 in. 5.23 in. 1.75 in. (44.5 mm) (254 mm) (133 mm) flange diameter: 5.5 in. (139.7 mm) 1/2 npt(f) air inlet four 0.73 in. (18.5 mm) slots 3/4 npt(f) air exhaust 19.25 in.
  • Page 34 Notes 308549...

  • Page 35: Technical Data

    Technical Data Maximum fluid working pressure ....120 psi (0.84 MPa, 8.4 bar) Non-wetted external parts aluminum, 302 and 316 stainless Air pressure operating range .

  • Page 36: Graco Warranties

    With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of five years from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.

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