Graco Husky 515 - User Manual

Other manuals for Graco Husky 515

Instructions-Parts List12 pages

Questions and Answers

A
Andrew HendersonJul 31, 2025
What to do if my Graco Husky 515 Water Pump cycles at stall or fails to hold pressure?
- J
  Jeffrey McmillanJul 31, 2025
  If your pump cycles at stall or doesn't hold pressure, it could be due to several issues. Leaky check valves or o-rings may need replacement. Similarly, worn check balls, duckbill valves, or guides should be replaced. A check ball might be wedged in the guide, requiring repair or replacement. Lastly, worn diaphragm shaft seals can cause this issue and should be replaced.
M
Margaret HicksAug 4, 2025
How to fix a Graco Husky 515 Water Pump that leaks fluid from check valves?
- E
  Eric EspinozaAug 4, 2025
  If your pump is leaking fluid from the check valves, the cause is likely worn or damaged check valve o-rings. Inspect them and replace if needed.
A
Anna GonzalesAug 8, 2025
Why is there air in the fluid coming from my Graco Husky 515 Water Pump?
- S
  Sara PowersAug 8, 2025
  Air bubbles in the fluid can occur for several reasons. The suction line might be loose, so ensure it is tightened. A diaphragm may have ruptured, requiring replacement. Check for loose manifolds or damaged manifold o-rings; tighten the manifold bolts or nuts and replace the o-rings if necessary. Also, ensure that the fluid side diaphragm plates are tightened.
R
Richard WhiteAug 13, 2025
What to do if my Graco Husky 515 has fluid in the exhaust air?
- W
  wilsonjessicaAug 13, 2025
  If you notice fluid in the exhaust air of your pump, it's likely due to one of three causes. The diaphragm may have ruptured and needs replacing. Check if the fluid side diaphragm plates are loose and tighten them. Also, inspect the diaphragm shaft seals for wear and replace them if necessary.
C
Caitlin StevensAug 17, 2025
Why does my Graco Husky 515 Water Pump operate erratically?
- A
  Alexa MarquezAug 17, 2025
  Erratic operation of the pump can stem from a few issues. The suction line could be clogged, so inspect and clear it. Sticky or leaking check valve balls might be the problem; try cleaning or replacing them. A ruptured diaphragm can also cause this, and you'll need to replace it.
W
wrightrichardAug 21, 2025
What to do if my Graco Husky 515 Water Pump won't cycle or stops after one cycle?
- L
  Lindsey WilsonAug 22, 2025
  If the pump doesn't cycle or stops after one cycle, the air valve might be stuck or dirty. To resolve this, use filtered air.
C
Chase MarquezAug 27, 2025
Why is my Graco Husky 515 exhausting air from the clamps (metal pumps)?
- S
  shaun89Aug 27, 2025
  If the pump exhausts air from the clamps, particularly in metal pumps, it could be due to loose clamps. Try tightening the clamp nuts. Alternatively, the air valve o-ring may be damaged, so inspect and replace it if necessary.

Summary

Symbols

Warning Symbol

Alerts to potential serious injury or death from not following instructions.

Caution Symbol

Alerts to potential damage or destruction of equipment from not following instructions.

Installation

General Information

Provides guidance on system components, parts, and general installation practices.

Threaded Fasteners

Instructions for checking and retorquing all external fasteners before and after first use.

Mounting Guidelines

Guidance on selecting a secure mounting surface capable of supporting the pump and accessories.

Split Manifolds

Information on available kits for pumping or mixing two fluids simultaneously.

Air Line Setup

Instructions for connecting air lines, including master valves, filters, and quick disconnects.

Fluid Suction Line

Details on connecting fluid suction lines, including material compatibility and pressure considerations.

Fluid Outlet Line

Instructions for connecting fluid outlet lines, including drain valve and regulator placement.

Pressure Relief Valve

Requirement for a relief valve to prevent over-pressurization and potential rupture of the pump or hose.

Air Exhaust Ventilation

Guidelines for safely venting pump exhaust air, especially for hazardous fluids.

Grounding Procedures

Essential steps to ground the pump, air and fluid hoses, and other equipment to prevent fire/explosion hazards.

Changing Fluid Port Orientation

Procedure for repositioning manifolds to change fluid inlet and outlet port orientation on Husky 515 pumps.

Operation

Pressure Relief Procedure

Steps to safely relieve pressure from the equipment before servicing or stopping operation.

Starting and Adjusting

Instructions for safely starting, priming, and adjusting pump operation.

Pump Shutdown

Procedure for safely shutting down the pump at the end of a work shift.

Maintenance

Lubrication

Guidelines for lubricating the pump's air valve and potential for over-lubrication.

Flushing and Storage

Procedures for flushing the pump with solvent and preparing it for storage.

Preventive Maintenance

Importance of establishing a schedule to prevent spills or leakage.

Troubleshooting

Pump Cycle Issues

Common problems with pump cycling, stalling, or failing to hold pressure and their solutions.

Erratic Operation

Causes and solutions for erratic pump performance, including air bubbles and fluid in exhaust.

Service

Air Valve Service

Step-by-step instructions for servicing the air valve assembly using a repair kit.

Check Valve Service

Instructions for removing, cleaning, and reassembling ball or duckbill check valves.

Duckbill Port Orientation

How to rotate duckbill assemblies to change inlet/outlet manifold positions.

Diaphragm Service (Husky 515)

Disassembly

Steps for safely disassembling the Husky 515 pump to access and remove diaphragms.

Reassembly

Instructions for correctly reassembling the Husky 515 pump diaphragms and related components.

Diaphragm Service (Husky 716)

Disassembly

Steps for safely disassembling the Husky 716 pump to access and remove diaphragms.

Reassembly

Instructions for correctly reassembling the Husky 716 pump diaphragms and related components.

Pump Model Matrix

Identification Guide

A matrix used to determine the pump model number based on its specifications.

Pump Variations & Kits

Specific Model Features

Listing of specific Husky pump models with unique features like downward ports or BSPP threads.

Repair Kit Information

Information on ordering repair kits for air valves and fluid sections for Husky pumps.

Common Parts Lists

Air Motor Parts

List of common parts for the air motor section of Husky 515 and 716 pumps.

Ball Parts

List of common ball parts used in Husky 515 and 716 pumps.

Diaphragm Parts

List of common diaphragm parts for Husky 515 and 716 pumps.

Guide Parts

List of common guide parts for Husky 515 and 716 pumps.

Husky 515 Parts Drawing

Exploded View

Detailed exploded view diagram of the Husky 515 pump components.

Husky 515 Fluid Section Parts

Material Specific Lists

Parts lists specific to Acetal, Polypropylene, and PVDF fluid sections for Husky 515 pumps.

Husky 716 Parts Drawing

Exploded View

Detailed exploded view diagram of the Husky 716 pump components.

Husky 716 Fluid Section Parts

Material Specific Lists

Parts lists specific to Aluminum and Stainless Steel fluid sections for Husky 716 pumps.

Torque Sequence

Husky 515 Torque Steps

Specific torque sequences for reassembling Husky 515 pump components like fluid covers and manifolds.

Husky 716 Torque Steps

Specific torque sequences for reassembling Husky 716 pump components like fluid covers and manifolds.

Husky 515 Technical Data

Pump Specifications

Key technical specifications including pressure, temperature, consumption, and dimensions for Husky 515 pumps.

Husky 515 Dimensions

Overall Dimensions & Mounting

Diagram illustrating external dimensions, port sizes, and pump mounting hole pattern for Husky 515.

Husky 716 Technical Data

Pump Specifications

Key technical specifications including pressure, consumption, and materials for Husky 716 pumps.

Husky 716 Dimensions

Overall Dimensions & Mounting

Diagram illustrating external dimensions, port sizes, and pump mounting hole pattern for Husky 716.

Performance Charts

Fluid Outlet Pressure

Charts showing fluid outlet pressure vs. fluid flow rate at different air pressures for Husky pumps.

Air Consumption

Charts showing air consumption vs. fluid flow rate at different air pressures for Husky pumps.

Graco Warranties

Standard Pump Warranty

Details of Graco's standard five-year warranty for Husky pumps and exclusions.

Extended Air Valve Warranty

Information on the fifteen-year extended warranty for Husky air valve center sections.

Graco Information

Contact & Product Details

How to get product information, place orders, and contact Graco for support.

Graco Husky 515 Specifications

General

Size	1/2 inch
Max. Operating Pressure	125 psi
Weight	See specific model for weight (e.g., Polypropylene models ~12 lb / 5.4 kg)
Maximum Pressure	125 psi
Type	Air-operated double diaphragm pump
Max. Flow Rate	15 gpm
Fluid Inlet Size	1/2 inch
Fluid Outlet Size	1/2 inch
Displacement per cycle	0.042 gallons
Wetted Parts	Polypropylene, Santoprene, PTFE
Maximum Flow Rate	15 gpm
Inlet Size	1/2 inch
Outlet Size	1/2 inch
Power Source	Air Operated