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Repair/Parts
SaniForce® Drum Unloader (SDU)
System
For use
use with
with hygienic
hygienic bulk
For
For
use
with
hygienic
select
select
select models
models are
models
are
are approved
approved for
approved
Matrix
Matrix
Matrix on
on page
on
page 6 6 6 for
page
for more
for
more information.
more
Important Safety
Important
Important
Safety Instructions
Safety
Read all warnings and instructions in this, and other, system
manuals. Save
Save these
Save
Maximum Working Air Pressure: 100
psi (0.69 MPa, 6.9 bar)
Maximum Working Fluid Pressure: See
Technical Data table.
bulk supply
supply of of of medium
medium to to to high
bulk
supply
medium
for
for use
use
use in in in explosive
explosive atmospheres
explosive
information.
information.
Instructions
Instructions
these
these instructions.
instructions.
instructions.
PROVEN QUALITY. LEADING TECHNOLOGY.
high viscosity
viscosity product.
product. For
high
viscosity
product.
atmospheres or or or hazardous
atmospheres
hazardous locations.
hazardous
3A5404F
For professional
professional use
use only.
only. Only
For
professional
use
only.
locations. See
locations.
See Configuration
See
Configuration
Configuration
EN
Only
Only

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Table of Contents
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Summary of Contents for Graco SaniForce Drum Unloader

  • Page 1 Repair/Parts SaniForce® Drum Unloader (SDU) 3A5404F System For use use with with hygienic hygienic bulk bulk supply supply of of of medium medium to to to high high viscosity viscosity product. product. For For professional professional use use only. only. Only Only with hygienic...
  • Page 2: Table Of Contents

    SaniForce High Sanitation Diaphragm Pumps, Models 2150, 3150, 4150, Repair and Parts 3A5800 SaniForce Air Controls, Exposed pneumatic control, Instructions and Parts 3A6101 SaniForce Air Controls, Enclosed pneumatic control, Instructions and Parts 3A6102 Electro-pneumatic control, Instructions and Parts 3A5402 SaniForce Drum Unloader (SDU) System, Operation 3A5404F...
  • 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 MOVING MOVING PARTS MOVING PARTS HAZARD PARTS HAZARD HAZARD Moving parts can pinch or amputate fingers and other body parts. • Keep clear of moving parts. • Do not operate equipment with protective guards or covers removed. • Pressurized equipment can start without warning. Before checking, moving, or servicing equipment, follow the Pressure Pressure Relief Pressure...
  • Page 5 Warnings WARNING EQUIPMENT EQUIPMENT MISUSE EQUIPMENT 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 6: Configuration Matrix

    Configuration Matrix Configuration Matrix Matrix Configuration Configuration Matrix Check the identification plate (ID) for the Configuration Number of your pump. Use the following matrix to define the components of your system. SDU A01AAA1AA0C21 A01AAA1AA0C21 A01AAA1AA0C21 Sample Configuration Configuration Number: Number: Sample Sample Configuration...
  • Page 7 Configuration Matrix Seal Seal Seal Material Material Material Controls Controls Controls Accessories Accessories Accessories‡ Wash Wash Bin Wash Certification Certification Certification A A A Polychloro- 1 1 1 Exposed pneumatic, None 0 0 0 None EN 10204 type prene SST inflatable B B B EPDM 2 2 2...
  • Page 8: Pressure Relief Procedures

    Pressure Relief Procedures Pressure Relief Relief Procedures Procedures Pressure Pressure Relief Procedures Callout letters in these procedures correspond with c. Navigate to the System Configuration control panel information in the operation manual. screen. Press the Shutdown/Depressurize icon. When pressed, a pop-up will appear indicating the system is depressurizing.
  • Page 9: Air Cylinder Repair

    Air Cylinder Repair Air Cylinder Cylinder Repair Repair Disassemble Air Air Cylinder Cylinder Cap Cylinder Repair Disassemble Disassemble Cylinder NOTE: NOTE: The numbers in parenthesis after items are NOTE: reference numbers from the exploded drawings and parts list found later in the manual. 1.
  • Page 10: Unloader

    Air Cylinder Repair Reassemble Air Air Cylinder Cylinder Cap Cap and Reassemble Reassemble Cylinder 4. Assemble the cap assembly: Unloader Unloader Unloader a. Install inner o-ring (7) and outer o-ring (8) on the cap (3). NOTE: NOTE: NOTE: After o-rings are inserted into their grooves, b.
  • Page 11: Troubleshooting

    Troubleshooting Troubleshooting Troubleshooting Troubleshooting • Prior to performing any repairs, perform the Ram and Pump Pressure Relief procedures. • Check all possible problems before disassembling the ram, pump, or platen. Problem Problem Problem Cause Solution Cause Cause Solution Solution Ram will not raise or lower. Closed air valve or clogged Open, clear.
  • Page 12 Troubleshooting Problem Cause Solution Problem Problem Cause Cause Solution Solution Pump operates, but output low on Restricted air line or inadequate Clear air line or increase air both strokes. air supply. supply. Insufficient air pressure; closed or Open or clean air valves, etc. clogged air valves, etc.
  • Page 13: Parts

    Parts Parts Parts Parts 3A5404F...
  • Page 14 Parts 3A5404F...
  • Page 15 Parts 3A5404F...
  • Page 16 Parts 3A5404F...
  • Page 17 Parts 3A5404F...
  • Page 18 Parts Parts/Kits Quick Quick Reference Reference Parts/Kits Parts/Kits Quick Reference Use these tables as a quick reference for parts and kits. Some parts can be ordered separately in a quantity of one. Most parts are available in repair kits. Repair kits provide the total number of parts needed to perform the repair associated with the kit.
  • Page 19 Parts Description Description Description Total Total Qty. Total Qty. Qty. Ref. Ref. Ref. Part Part Part EQ1152 25D947 WASHER, flat EQ1135 25D947 WASHER, lock 25D947 EQ1519 BOLT 17S478 25D947 FITTING, 1/4” npt to 3/8” ptc 17Z673 25D947 RING, back-up 125539 25D947 FITTING, Y, tube 513066...
  • Page 20 Parts Description Description Description Total Total Total Qty. Qty. Qty. Ref. Ref. Ref. Part Part Part — — — GASKET, 6” 16D246 — — — CLAMP, 6” 16D245 — — — FITTING, exhaust 16A942 — — — HOSE, exhaust 18A090 —...
  • Page 21 Parts Description Description Description Total Total Qty. Total Qty. Qty. Ref. Ref. Ref. Part Part Part PLATEN assembly — — — — — — 20 in. Conical, polychloroprene inflatable seal, type 2.1 — — — — — — 20 in. Conical, polychloroprene inflatable seal, type 3.1 —...
  • Page 22 Parts Description Description Description Total Total Total Qty. Qty. Qty. Ref. Ref. Ref. Part Part Part WASHER, lock — — — Pneumatic controls 103975 — — — Electro-pneumatic controls 103975 — — — SCREW, 3/8–16 x 3/4 in. 17V628 — — — Pneumatic controls 112913 —...
  • Page 23: Kits And Accessories

    Kits and Accessories Kits and and Accessories Accessories Kits Kits Accessories Caster Kit Kit (Accessory (Accessory code code AB) Stainless Steel Steel Piston Piston Rods Rods Caster Caster (Accessory code Stainless Stainless Steel Piston Rods (Accessory code code AE) (Accessory (Accessory code Kit Part...
  • Page 24: Technical Data

    Technical Data Technical Data Data Technical Technical Data Metric Metric Metric Maximum fluid working pressure 5:1 pump 410 psi 2.9 MPa, 28.7 bar 6:1 pump 650 psi 4.5 MPa, 44.8 bar 12:1 pump 1200 psi 8.3 MPa, 83 bar 1:1 diaphragm pumps 120 psi 0.8 MPa, 8 bar Maximum system air inlet pressure...
  • Page 25 Notes Notes Notes Notes 3A5404F...
  • Page 26 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. This warranty applies only when the equipment is installed, operated and maintained in accordance with Graco’s written recommendations.

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