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Instructions-Parts
ChemSafe™ 515
Air-Operated Diaphragm Pump
1/2–inch high purity pump for industrial applications. For professional use only.
Not approved for use in European explosive atmosphere locations.
Important Safety Instructions
Read all warnings and instructions in this manual. Save these
instructions.
100 psi (0.7 MPa, 7.0 bar) Maximum Air
Supply Pressure
100 psi (0.7 MPa, 7.0 bar) Maximum
Fluid Working Pressure
PROVEN QUALITY. LEADING TECHNOLOGY.
334794E
EN
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Summary of Contents for Graco ChemSafe 515
- Page 1 Instructions-Parts ChemSafe™ 515 334794E Air-Operated Diaphragm Pump 1/2–inch high purity pump for industrial applications. For professional use only. Not approved for use in European explosive atmosphere locations. Important Safety Instructions Read all warnings and instructions in this manual. Save these instructions.
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Page 2: Table Of Contents
Contents Warnings ............3 Maintenance Schedule ......... 15 Lubrication........... 15 Configuration Number Matrix ....... 6 Tighten Threaded Connections ..... 15 Installation............8 Flushing and Storage ........15 General Information ........8 Troubleshooting..........16 Tighten Bolts ..........8 Tips to Reduce Cavitation......8 Repair.............. -
Page 3: Warnings
Warnings Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclamation point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. When these symbols appear in the body of this manual or on warning labels, refer back to these Warnings. - Page 4 Warnings WARNING EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury. • Do not operate the unit when fatigued or under the influence of drugs or alcohol. • Do not exceed the maximum working pressure or temperature rating of the lowest rated system component.
- Page 5 Warnings WARNING TOXIC FLUID OR FUMES HAZARD Toxic fluids or fumes can cause serious injury or death if splashed in the eyes or on skin, inhaled, or swallowed. • Read MSDSs to know the specific hazards of the fluids you are using. •...
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Page 6: Configuration Number Matrix
Configuration Number Matrix Configuration Number Matrix Check the identification plate (ID) for the Configuration Number of your pump. Use the following matrix to define the components of your pump. 515PT-P01APT3PTPTPOPT Sample Configuration Number: 515PT P01A PT PO Pump Center Fluid Seats Balls Diaphragms... - Page 7 Configuration Number Matrix Models Model Pump Air & Fluid Fluid Covers, Balls Diaphragm Manifold Seal Connection Seats, & Threads Manifolds 24X426 bspt 1/2 in. PTFE PTFE 24X425 PTFE/EPDM Overmolded bspt 24X498 24X497 PTFE PTFE 24X540 bspt 1/2 in. UHMW EPDM UHMWPE 24X541 24X496...
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Page 8: Installation
Cavitation in an AODD pump is the formation and selecting and installing system components. Contact collapse of bubbles in the pumped liquid. Frequent your Graco distributor for assistance in planning a or excessive cavitation can cause serious damage, system to suit your needs. Always use Genuine including pitting and early wear of fluid chambers,... -
Page 9: Mount The Pump
Installation Mount The Pump 1. Be sure the mounting surface can support the weight of the pump, hoses, and accessories, as well as the stress caused during operation. 2. For all mountings, be sure the pump is secured with screws through the mounting feet. Always To avoid serious injury from toxic fluid or fumes: mount the pump upright. -
Page 10: Ground The System
Installation Ground The System Air Lines 1. Install an air regulator and gauge (C) to control the fluid pressure. The fluid stall pressure will be the same as the setting of the air regulator. 2. Locate a bleed-type master air valve (B) close to the pump and use it to relieve trapped air. -
Page 11: Air Exhaust Ventilation
Installation Air Exhaust Ventilation To provide a remote exhaust: 1. Use Kit 17F612 (NPT) or 17F613 (BSPT), sold separately. 2. Remove the muffler (U) from the pump air exhaust port (K). 3. Install the adaptor from the kit. If pumping toxic fluids, you must vent the exhaust away from people, animals, food handling areas, 4. -
Page 12: Fluid Supply Line
Installation Fluid Supply Line 3. For maximum suction lift (wet and dry), see Technical Data, page 31. For best results, always install the pump as close as possible to the 1. Use grounded, flexible fluid hoses (E). See material source. Minimize suction requirements Ground The System, page to maximize pump performance. -
Page 13: Operation
Operation Operation Start and Adjust the Pump NOTICE Tighten Bolts To avoid damage to your pump, be certain that all pumped fluids are compatible with wetted parts. Before mounting and using the pump for the Technical Data, page first time, check and retorque all external bolts. Remove all protective bolt covers (37). -
Page 14: Pressure Relief Procedure
Operation Pressure Relief Procedure 2. Open the dispensing valve, if used. 3. Open the fluid drain valve to relieve fluid Follow the Pressure Relief Procedure pressure. Have a container ready to catch the whenever you see this symbol. drainage. Pump Shutdown This equipment stays pressurized until pressure is relieved manually. -
Page 15: Maintenance
See where they are clean, dry, and protected from Torque Instructions, page extreme temperatures, UV radiation, and vibration. Graco recommends an ambient temperature range of 60°F-80°F (15°C-25°C), with a humidity level below 65%. 334794E... -
Page 16: Troubleshooting
Troubleshooting Troubleshooting Problem Cause Solution Pump cycles but will not prime. Pump is running too fast, causing Lower inlet pressure. cavitation before prime. Check valve ball is severely warn Replace ball and seat. or wedged in seat or manifold. Seat is severely worn. Replace ball and seat. - Page 17 Troubleshooting Problem Cause Solution Pump exhausts excessive air at Spool valve seals are worn or Replace. stall. damaged. Pump leaks air externally. Fluid covers are loose. Retorque. Diaphragm is damaged. Replace. Manifold fittings are loose Retorque. Pump leaks fluid externally. Fluid covers are loose.
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Page 18: Repair
Repair Repair 6. Inspect both manifolds’ (8 & 10) wearable seats (35 & 36), and replace if worn or damaged. NOTE: Use a small hammer and PVC tool (44) to tap new wearable seats (35 & 36) into the manifolds (8 & 10). NOTE: Before repairing the pump, follow the Pressure Relief Procedure, page Disassemble the Fluid Section... -
Page 19: Disassemble The Center Section
Repair 9. Remove the check balls (22), d-rings (21), and 4. Use a 4 mm Allen wrench to remove the screws wearable seats (19) from the outlet side of each (16) and muffler caps (14). fluid cover (6). 5. Inspect the mesh baffle spacers (38) and felt mufflers (15). -
Page 20: Reassemble The Center Section
Repair 3. Apply a thin film of lubricant (46) to air motor 3. Use a 19 mm socket and the supplied tool (42) to o-rings (34) & (33), and to the outside of the air tighten the spool assembly (3) until it is flush with motor assembly (2), and screw back into the surface of the air motor assembly. -
Page 21: Reassemble The Fluid Section
Repair 11. Tighten the diaphragm shaft (5) onto one strike 3. On each tie bolt (24), place two belleville washers plate (4) and diaphragm (25), hand tight only. Do (27), with the rounded side of first washer toward not use any tools on the shaft. the permanently-attached nut and the rounded side of the second washer away from the nut, then a flat #12 washer (26). - Page 22 Repair 7. Insert a d-ring (21), check ball (22), ball retainer 8. Align the outlet manifold (8) on the assembly with (20), and o-ring seal (17) on top of each wearable the outlet port facing in the correct direction for seat (19).
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Page 23: Torque Instructions
Torque Instructions Torque Instructions If fluid cover or manifold bolts have been loosened, 3. Turn each screw by 1/2 turn or less working in a it is important to torque them using the following crisscross pattern to specified torque. procedure to improve sealing. 4. -
Page 24: Parts
Parts Parts Lubricate using PFPE grease (17G558); included in all Center and Fluid Section Rebuild kits. Follow Torque Instructions, page 334794E... - Page 25 Parts NOTE: Many parts are included in one or more kits. Please see Kits, page 27, for the complete list of available kits and their contents. Part Description Part Description — BODY, pump center 19† SEAT, wearable — 17F592 PTFE MOTOR, air;...
- Page 26 Parts Part Description Part Description 36† SEAT, wearable, bottom 17F796 TOOL, wrench, spool removal; 4–pin — PTFE 17F797 TOOL, pin wrench, air — UHMW motor 17F259 PLUG, cap; 32–pack 17F798 TOOL, insert, manifold wear surface 17J097 SPACER, baffle; 6–pack 1 17F003 STUD, Threaded 17F263...
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Page 27: Kits
Kits Kits Description Ref. Center Section Rebuild Kit 17F127 Kit Includes: Check Ball, 3/4 in., PTFE Ref. Description Diaphragm Spool Assembly PTFE Overmolded, Kits 17F123, 17F129 Felt Muffler EPDM, Kits 17F124, 17G049 Cap Plug Nitrile; Kits 17F173, 17G050 PFPE Lubricant #113 O-ring Center Section Optional Rebuild Kit (Air Motor) Wearable Seat, Top... -
Page 28: Dimensions
Dimensions Dimensions Ref. Metric 1.6 in. 4.1 cm 8.0 in. 20.3 cm 4.6 in. 11.7 cm 9.2 in. 23.4 cm 8.5 in. 21.6 cm 10.9 in. 27.7 cm 6.0 in. 15.2 cm 5.2 in. 13.2 cm 5.0 in. 12.7 cm 5.0 in. -
Page 29: Performance Charts
Performance Charts Performance Charts Test Conditions: The pump was tested in water with the inlet submerged. Fluid Pressure Approximate Cycles per Minute (0.69, 6.9) (0.62, 6.2) (0.55, 5.5) (0.49, 4.9) (0.42, 4.2) (MPa, bar) (0.35, 3.5) (0.28, 2.8) Operating Air Pressure (0.21, 2.1) 100 psi (0.7 MPa, 7.0 bar) (0.14, 1.4) - Page 30 Notes Notes 334794E...
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Page 31: Technical Data
Technical Data Technical Data ChemSafe 515 Diaphragm Pump Metric Maximum fluid working pressure 100 psi 0.69 MPa, 6.9 bar Minimum air startup pressure 30 psi 0.21 MPa, 2.1 bar Fluid inlet and outlet size 1/2 in. npt 1/2 in. bspt Wet: 9.5 m... -
Page 32: Graco Information
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.