Graco SaniForce 1590 Repair Parts
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Graco SaniForce 1590 Repair Parts

Air-operated high sanitation diaphragm pump
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Repair/Parts
SaniForce® 1590
SaniForce®
SaniForce®
Sanitation
Sanitation
Sanitation Diaphragm
Diaphragm
Diaphragm Pump
For transfer
transfer of of of fluids
fluids in in in sanitary
For
For
transfer
fluids
hazardous
hazardous (classified)
hazardous
(classified) locations
(classified)
For
For professional
For
professional use
professional
use
use only.
only.
only.
Important
Important Safety
Important
Safety Instructions
Safety
Read all warnings and instructions in this manual and related
manuals before using the equipment. Save
120 psi (0.8 MPa, 8 bar) Maximum Fluid
Working Pressure
120 psi (0.8 MPa, 8 bar) Maximum Air
Input Pressure
See page 6 for approvals.
1590 Air
Air - - - Operated
Operated High
1590
Air
Operated
Pump
Pump
sanitary applications.
applications. Not
sanitary
applications.
locations unless
locations
unless
unless otherwise
otherwise
otherwise stated.
Instructions
Instructions
Save all all all instructions.
Save
PROVEN QUALITY. LEADING TECHNOLOGY.
High
High
Not approved
approved for
for use
use in in in explosive
Not
approved
for
use
stated. See
stated.
See Approvals
See
Approvals page
Approvals
instructions.
instructions.
3A6781D
explosive atmospheres
atmospheres or or or
explosive
atmospheres
page for
page
for more
for
more information.
more
information.
information.
EN

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Summary of Contents for Graco SaniForce 1590

  • Page 1 Repair/Parts SaniForce® 1590 1590 Air Air - - - Operated Operated High High SaniForce® SaniForce® 1590 Operated High 3A6781D Sanitation Sanitation Sanitation Diaphragm Diaphragm Diaphragm Pump Pump Pump For transfer transfer of of of fluids fluids in in in sanitary sanitary applications.

  • Page 2: Table Of Contents

    Contents Contents Contents Related Manuals ..........2 Check Valve Repair ........12 Standard Diaphragm Repair ......14 Warnings ............3 Overmolded Diaphragm Repair..... 16 Configuration Number Matrix ....... 5 Center Section Repair ........19 Leak Detectors ..........21 Ordering Information ........... 6 Parts..............

  • Page 3: Warnings

    Warnings 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 EQUIPMENT EQUIPMENT MISUSE MISUSE HAZARD MISUSE HAZARD 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: Configuration Number Matrix

    Configuration Number Matrix Configuration Number Number Matrix Matrix Configuration 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. When you receive your pump, record the 9 character part number found on the shipping box (e.g., SP15.0023): _____________ Also record the configuration number on the pump ID...

  • Page 6: Ordering Information

    Please call call your call your distributor. your distributor. distributor. Online Diaphragm Diaphragm Pump Pump Selector Selector at at at www.graco.com. . . To locate, search on selector selector. Use the Online Online Diaphragm Pump Selector www.graco.com www.graco.com selector To Order...

  • Page 7: Troubleshooting

    Troubleshooting Troubleshooting Troubleshooting Troubleshooting • Follow the Pressure Relief Procedure, page 9 • Check all possible problems and causes before before checking or servicing the equipment. disassembly. Problem Problem Problem Cause Cause Cause Solution Solution Solution Pump cycles at stall or Worn checks or seats.
  • Page 8 Troubleshooting Problem Cause Solution Problem Problem Cause Cause Solution Solution Manifolds do not fit for Use of incorrect air cover gaskets Install correct air cover gaskets for installation onto fluid results in misalignment. the type of diaphragms in use. See covers.

  • Page 9: Repair

    Repair Repair Repair Repair Pressure Relief Relief Procedure Procedure Pressure Pressure Relief Procedure 1. Follow the Pressure Relief Procedure, page 9 2. With a Torx (T20) screwdriver or 7 mm (9/32 in.) Follow the Pressure Relief Procedure socket wrench, remove the six screws (107), air whenever you see this symbol.
  • Page 10 Repair 5. Inspect the valve plate (110) in place. If 3. Install an o-ring (108) on each pilot pin (112). damaged, use a Torx (T20) screwdriver or 7 mm Grease the pins and o-rings. Insert the pins into narrow narrow narrow (9/32) in.) socket wrench to remove the three the bearings,...
  • Page 11 Repair 9. Align the valve gasket (118) and cover (109) with the six holes in the center housing (101). Secure with six screws (107), using a Torx (T20) screwdriver or 7 mm (9/32 in.) socket wrench. Torque to 50-60 in-lb (5.7-6.8 N•m). 3A6781D...

  • Page 12: Check Valve Repair

    Repair Check Valve Valve Repair Repair Check Check Valve Repair 4. Remove remaining clamps (23), manifolds (16, 17), gaskets (18), and check valves (19, 20). NOTE: NOTE: NOTE: Kits are available for new check valve flappers, or check valve balls in a range of materials. Gasket kits also are available.
  • Page 13 Repair Disassemble Disassemble Disassemble Flapper Flapper Check Flapper Check Valves Check Valves Valves 4. Remove remaining clamps (23), manifolds (16, 17), gaskets (18), and check valves (8). 1. Follow the Pressure Relief Procedure, page 9 Disconnect all fluid and air lines. 2.

  • Page 14: Standard Diaphragm Repair

    Repair Standard Diaphragm Diaphragm Repair Repair Standard Standard Diaphragm Repair NOTE: NOTE: NOTE: Overmolded diaphragms are covered in 5. Disassemble the free diaphragm assembly. Overmolded Diaphragm Repair, page 6. Remove plate (12) with bolt (14) installed, diaphragm (10), backer (11) if present, and plate Tools Required: Required: Tools...
  • Page 15 Repair Reassemble Reassemble Reassemble the the Standard Standard Diaphragms Standard Diaphragms Diaphragms 3. Screw assembled diaphragm assembly into shaft NOTICE NOTICE NOTICE (24) and hand tighten. After reassembly, allow the thread locker to cure 4. Grease the length of the diaphragm shaft (24), for 12 hours, or per manufacturer’s instructions, and slide it through the housing (101).

  • Page 16: Overmolded Diaphragm Repair

    Repair Overmolded Diaphragm Diaphragm Repair Repair Overmolded Overmolded Diaphragm Repair Tools Tools Tools Required: Required: Required: 6. Pull the opposite diaphragm assembly and shaft (24) out of the center housing (101). Hold the • Torque wrench shaft flats with a 19 mm open end wrench and remove the diaphragm and air side plate from •...
  • Page 17 Repair Reassemble Reassemble Reassemble the the Overmolded Overmolded Diaphragms Overmolded Diaphragms Diaphragms 6. Grip both diaphragms securely around their outer NOTICE NOTICE NOTICE edge and rotate clockwise until bottomed on the shaft. After reassembly, allow the thread locker to cure for 12 hours, or per manufacturer’s instructions, NOTE: Apply waterproof, sanitary lubricant to the NOTE:...
  • Page 18 Repair Reinstall the gasket (C) and the air valve cover (B). Torque all bolts according to instructions in your pump manual. 8. Reassemble the ball check valves and manifolds as explained in Check Valve Repair, page 3A6781D...

  • Page 19: Center Section Repair

    Repair Center Section Section Repair Repair Center Center Section Repair Tools Tools Required: Tools Required: Required: 6. Use a 10 mm socket wrench to remove the screws (104) holding the air covers (103) to the • Torque wrench center housing (101). •...
  • Page 20 Repair Reassemble Reassemble Reassemble the the Center Center Center Section Section Section 1. Install the shaft u-cups (106) so the lips face 5. Align the air cover (103) so the pilot pin (112) fits of the housing. in the middle hole (M) of the three small holes near the center of the cover.

  • Page 21: Leak Detectors

    Repair Leak Detectors Detectors Leak Leak Detectors Leak detectors are sensors that are mounted in the 6. To install the leak detector to the pump: air covers of the pump to monitor for fluid leakage a. If the leak detector needs to be installed in caused by a diaphragm rupture.

  • Page 22: Parts

    Parts Parts Parts Parts Ball Check pump shown 3A6781D...
  • Page 23 Parts Flapper Check pump shown Replacement Replacement Replacement Unloader Unloader Unloader Pumps Pumps Pumps To order a replacement pump for use in a drum or tote unloader, obtain the six digit number from the pump being replaced and refer to the table below to determine the part number to order.
  • Page 24 Parts Parts/Kits Quick Quick Reference Reference Parts/Kits Parts/Kits Quick Reference Use this table as a quick reference for parts/kits. Go to the pages indicated in the table for a full description of kit contents. Description Qty. Qty. Qty. Description Qty. Qty.
  • Page 25 Parts Center Section Section Center Center Section Sample Configuration Number Pump Wetted Section Drive Center Section Manifolds Seats Checks Diaphragms Seals Certifica- Model Material and Air Valve tion Material 1590 SP1A SP1A SP1A Part Description Part Description Part Part Description Description Part Part...

  • Page 26: Diaphragms

    Parts Diaphragms Diaphragms Diaphragms Sample Configuration Number Pump Wetted Drive Center Section Manifolds Seats Checks Diaphragms Seals Certifica- Model Section and Air Valve tion Material Material 1590 SP1A Bolt Bolt- - - Through Bolt Through Through Diaphragm Diaphragm Diaphragm Kits Kits Kits Overmolded...
  • Page 27 Parts Kit descriptions appear in the following order: Fluid Section Section Repair Repair Kits Kits Fluid Fluid Section Repair Kits Pump model, seat material, ball material, Description Description Description Qty. Qty. Qty. diaphragm material, gasket material . For 1590HS FL,--,EO,EP example, .
  • Page 28 Parts Frames Frames Frames 24L978 shown; includes items 2 & 3 Description Qty. Ref. Part/Kit Part/Kit Description Description Qty. Qty. Ref. Ref. Part/Kit 203† — — — SCREW, 3/8–16 unc 204† 111743 WASHER, flat 205† — — — BUSHING 206† — — — NUT, acorn 207* —...

  • Page 29: Technical Specifications

    Technical Specifications Technical Specifications Specifications Technical Technical Specifications SaniForce SaniForce SaniForce 1590 1590 Air 1590 Air- - - Operated Operated Double Operated Double Double Diaphragm Diaphragm Pump Diaphragm Pump Pump Metric Metric Metric Maximum fluid working pressure 120 psi 0.8 MPa, 8 bar...
  • Page 30 California Proposition 65 Fluid Temperature Temperature Range Range Fluid Fluid Temperature Range NOTICE NOTICE NOTICE Temperature limits are based on mechanical stress only. Certain chemicals will further limit the fluid temperature range. Stay within the temperature range of the most-restricted wetted component. Operating at a fluid temperature that is too high or too low for the components of your pump may cause equipment damage.
  • Page 31 Notes Notes Notes Notes 3A6781D...
  • Page 32 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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