Graco Husky 715 Instructions And Parts List
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Graco Husky 715 Instructions And Parts List

Air-operated diaphragm pumps
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INSTRUCTIONS–PARTS LIST
This manual contains important
warnings and information.
READ AND KEEP FOR REFERENCE.
INSTRUCTIONS
Husky
Diaphragm Pumps
100 psi (0.7 MPa, 7 bar) Maximum Fluid Working Pressure
100 psi (0.7 MPa, 7 bar) Maximum Air Input Pressure
*Model No. D63–_______ Aluminum Pumps, Series E
*Model No. D64–_______ Stainless Steel Pumps, Series E
*NOTE: Refer to the Pump Matrix on page 24 to
determine the Model No. of your pump.
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441
715 Air-Operated
Graco Inc. is registered to I.S. EN ISO 9001
308–445
Supersedes Rev. P
First choice when
quality counts.
Rev. R
04050

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Summary of Contents for Graco Husky 715

  • Page 1 *Model No. D64–_______ Stainless Steel Pumps, Series E *NOTE: Refer to the Pump Matrix on page 24 to determine the Model No. of your pump. 04050 GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441 Graco Inc. is registered to I.S. EN ISO 9001...
  • Page 2 Read all instruction manuals, tags, and labels before operating the equipment. Use the equipment only for its intended purpose. If you are not sure, call your Graco distributor. Do not alter or modify this equipment. Use only genuine Graco parts and accessories.
  • Page 3 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. Know the specific hazards of the fluid you are using. Store hazardous fluid in an approved container. Dispose of hazardous fluid according to all local, state and national guidelines.

  • Page 4: Installation

    Installation Grounding WARNING FIRE AND EXPLOSION HAZARD This pump must be grounded. Before operating the pump, ground the system as explained below. Also read the sec- tion FIRE OR EXPLOSION HAZARD on page 3. To reduce the risk of static sparking, ground the pump Fig.

  • Page 5: General Information

    WARNING 2. The Husky 715 Pump can be used in a variety of TOXIC FLUID HAZARD installations. See Figs. 2 and 3 for some exam- Hazardous fluid or toxic fumes can ples.
  • Page 6 Installation ABOVE-GROUND TRANSFER INSTALLATION Husky 715 Pump Bleed-Type Master Air Valve (required for pump) Electrically Conductive Air Supply Line Air Line Quick Disconnect Master Air Valve (for accessories) Air Line Filter G Pump Air Regulator Fluid Drain Valve (required) Fluid Regulator (optional)

  • Page 7: Fluid Suction Line

    Installation Air Line Fluid Suction Line WARNING Use electrically conductive fluid hoses. The pump fluid inlet is 3/4 npt(f). Screw the fluid fitting into the pump inlet snugly. A bleed-type master air valve (B) is required in your system to relieve air trapped between this valve and the pump.

  • Page 8: Changing The Orientation Of The Fluid Inlet And Outlet Ports

    Pressure Relief Kit 238–428 is available for use on aluminum Husky 715 pumps and may be purchased separately. Torque to 3–6 ft–lb (4–8 N.m).

  • Page 9: Air Exhaust Ventilation

    Installation Air Exhaust Ventilation The air exhaust port is 3/8 npt(f). Do not restrict the air exhaust port. Excessive exhaust restriction can cause erratic pump operation. WARNING To exhaust to a remote location: FIRE AND EXPLOSION HAZARD Be sure to read FIRE OR EXPLOSION HAZARD and TOXIC FLUID HAZARD 1.

  • Page 10: Operation

    Operation Pressure Relief Procedure 2. Check all fittings to be sure they are tight. Use a compatible liquid thread sealant on all male threads. Tighten the fluid inlet and outlet fittings WARNING snugly. Do not overtighten the fittings into the pump.

  • Page 11: Maintenance

    Maintenance Lubrication Tightening the Clamps The air valve is designed to operate unlubricated, When tightening the clamps (109), apply thread lubri- however if lubrication is desired, every 500 hours of cant to the bolts and be sure to torque the nuts (110) operation (or monthly) remove the hose from the pump to 75–85 in-lb (8.5–9.6 N.m).

  • Page 12: Troubleshooting

    Troubleshooting Relieve the pressure. WARNING Check all possible problems and causes before disas- To reduce the risk of serious injury whenever you sembling the pump. are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 10. PROBLEM CAUSE SOLUTION Pump will not cycle, or cycles once...
  • Page 13 Troubleshooting PROBLEM CAUSE SOLUTION Air bubbles in fluid. Suction line is loose. Tighten. Diaphragm (401, 404) ruptured. Replace. See page 21. Loose manifolds (102) or damaged Tighten manifold screws (105); o-rings (113). replace o-rings (113). See page 20. Loose fluid side diaphragm plates Tighten screw (114).

  • Page 14: Tools Required

    Service Tools Required WARNING Torque wrench To reduce the risk of serious injury whenever you Phillips screwdriver are instructed to relieve pressure, always follow the O-ring pick Pressure Relief Procedure on page 10. 1/8” EZY-OUT bearing extractor Rubber mallet 1. Relieve the pressure. Replacing the Air Valve NOTE: Air Valve Kit 239–952 is available.
  • Page 15 Service 3. Refer to Fig. 9. Use an o-ring pick to remove the 10. Apply grease (25 ) to the bearings (9 and 24). bearings (9 and 24). Install the bearing (9 ) in the pump housing (1). Install the other bearing (24). 4.
  • Page 16 Service 16. Install the six screws (10) and torque oppositely CAUTION and evenly to 20–25 in-lb (2.3–2.8 N.m). See Fig. 8. If you are replacing the diaphragms, you must rein- stall the air valve before installing the diaphragms, as the diaphragms will force the pilot pins into the air valve area.

  • Page 17: Repairing The Air Valve

    Service Tools Required 2. Remove the air valve (A) from the pump (see page 14). Torque wrench 3. Remove the screw (15) and shift saddle (14). See Phillips screwdriver Fig. 12. O-ring pick 4. Disassemble the link assembly, consisting of the Rubber mallet actuator link (16), spacer (17), detent link (22), spring (3), stop (4), and valve cup (5).
  • Page 18 Service Reassembly 1. If the detent collar (7) was removed, carefully 5. Grease the detent link (22) and link spacer (17). install a new collar in a new cover (2). Using a Assemble the detent link, link spacer, and actuator rubber mallet, carefully press fit the detent collar link (16) as shown in Fig.
  • Page 19 Service 8. Grease the inside surfaces of the shift saddle (14) Apply grease (25 ). and install it as shown in Fig. 15. Hold the link assembly firmly in place and install the screw (15). Torque to 7 to 9 in-lb (0.8 to 1.0 N.m). Torque to 7 to 9 in-lb (0.8 to 1.0 N.m).

  • Page 20: Ball Check Valves

    Service Tools Required Torque wrench 9/16” socket wrench O-ring pick Ball Check Valves NOTE: A Fluid Section Repair Kit is available. See 113* page 25 for the correct kit. Parts included in the kit are Torque to 3–6 ft–lb (4–8 N.m) marked with an asterisk, for example (301*).

  • Page 21: Diaphragm Repair

    Service Tools Required 4. Using 7/16 in. socket wrenches, hold one dia- phragm shaft screw (114) while unscrewing the Torque wrench opposite screw. Remove the screw and o-ring (115). Disassemble the diaphragm assembly. Set of socket wrenches Phillips screwdriver 5. Pull the other diaphragm and the shaft out of the O-ring pick pump housing (1).
  • Page 22 Service Reassembly 4. Install the clamps (109) in the reverse order of step 3 on page 21. The clamp bolts should be on CAUTION the air valve side of the housing, and pointing down toward the bottom of the pump. If you have removed the air valve, you must reinstall it before reinstalling the diaphragms.
  • Page 23 Service 29‡ 116** 04058 401* 404* 118** *115** Detail of Grounding 114** Strip and Clamps Apply medium-strength (blue) Loctite or equivalent to threads, and torque to 75–85 in-lb (8.5–9.6 N.m) at 100 rpm maximum. Do not over-torque. Grease. The words “AIR SIDE” on diaphragm (401, 404) must face into the pump housing (1).

  • Page 24: Pump Matrix

    Husky diaphragm pumps. The remaining five digits define the materials of construction. For example, a PTFE PTFE pump with a Husky 715 aluminum air motor, aluminum fluid section, acetal seats, balls, and D 6 3 – 2 1 1.

  • Page 25: Repair Kit Matrix

    Repair Kit Matrix For Husky 715 Aluminum and Stainless Steel Pumps, Series E Repair Kits may be ordered separately. To repair the air valve, order Part No. 239–952 (see page 26). Parts included in the Air Valve Repair Kit are marked with a symbol in the parts list, for example (2 ).
  • Page 26 Parts Air Motor Parts List (Matrix Column 2) Ref. Ref. Digit Part No. Description Digit Part No. Description 189–531 HOUSING, center; 188–175 SPACER, link; acetal aluminum; see page 27 111–750 WASHER, plain; sst 187–706 COVER, air valve; 111–624 O-RING; buna-N polypropylene 111–625 O-RING;...
  • Page 27 Parts Used only on models with PTFE diaphragms. Part of Air Valve Kit 239–952. See page 26. ‡ Part if Diaphragm Shaft Kit 239–016. See page 26. ** Part of Diaphragm Plate Kit 239–141. See page 28. *113 *202 *301 29†...
  • Page 28 Parts Fluid Section Parts Lists (Matrix Column 3) Ref. Ref. Digit Part No. Description Digit Part No. Description 185–622 COVER, fluid; aluminum 187–241 COVER, fluid; stainless steel 185–624 MANIFOLD; aluminum 187–244 MANIFOLD; 189–220 LABEL, warning stainless steel 112–912 SCREW; 3/8–16; 189–220 LABEL, warning 2.25”...
  • Page 29 Parts Fluid Section Parts List (Matrix Column 3) (continued) Ref. Ref. Digit Part No. Description Digit Part No. Description 185–622 COVER, fluid; aluminum 187–241 COVER, fluid; stainless steel 192–061 MANIFOLD; aluminum; BSPT 192–060 MANIFOLD; stainless steel; BSPT 189–220 LABEL, warning 189–220 LABEL, warning 112–912...
  • Page 30 Parts Guide Parts Lists (Matrix Column 4) Diaphragm Parts Lists (Matrix Column 6) Ref. Ref. Digit Part No. Description Digit Part No. Description 201* 186–691 GUIDE; acetal 401* 183–542 DIAPHRAGM, backup; polyurethane 202* 186–692 STOP; acetal 404* 108–839 DIAPHRAGM; PTFE 201* 187–242 GUIDE;...
  • Page 31 Notes...

  • Page 32: Mounting Hole Layouts

    6.97 in. Fluid Inlet (177.0 mm) 8.69 in. (220.7 mm) 04055 04056 Mounting Hole Layouts WALL BRACKET 221–167 HUSKY 715 PUMP (BOTTOM VIEW) (Viewed from Wall) 9.0 in. 6.62 in. (228.6 mm) (168.1 mm) 4.29 in. (109.2 mm) 8 in.

  • Page 33: Technical Data

    Technical Data Maximum Fluid Working Pressure 100 psi (0.7 MPa, 7 bar) Wetted Parts ... . Vary by Model. See pages 26–30. Air Pressure Operating Range ....25–100 psi Non-wetted External Parts .
  • Page 34 Notes...

  • Page 35: Manual Change Summary

    Manual Change Summary This manual went from Rev. P to Rev. R to make the following changes: BSPT threaded manifolds (Ref. No. 102) are added to Pump Matrix on page 24 and Fluid Section Parts List on page 29. Ground screw (Ref. No. 121) is changed from Part No. 100–264 to 102–790, and the quantity of the grounding lockwasher (Ref.

  • Page 36: Graco Standard Warranty

    Graco distributor to the original purchaser for use. With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.

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