Page 1: Table Of Contents
2:1 Ratio Standard Pump, 55 Gallon (200 Liter) Size CIRCULATING SUPPLY PUMP 306560R 360 psi (25 bar) MAXIMUM WORKING PRESSURE Model 225815 Series B UL Listed U.S. Patent No. 2,846,123 Important Safety Instructions. Read all warnings and instructions in this manual.
Page 2: Warnings
Follow the Pressure Relief Pro- hose. DO NOT expose Graco hoses to temperatures cedure, above, to prevent the pump from starting acci- above 82_ C (180_ F) or below –40_ C (–40_ F).
Page 3 FIRE OR EXPLOSION HAZARD Static electricity is created by the high velocity flow of 8. All solvent pails used when flushing, according to lo- fluid through the pump and hose. If every part of the spray cal code. Use only metal pails, which are conductive, equipment is not properly grounded, sparking may occur, placed on a grounded surface.
Page 4: Typical Installation
TYPICAL INSTALLATION SUPPLY RETURN Install drain valve near pump outlet 30” (762 mm) MINIMUM FIREPROOF OVERHEAD CLEARANCE SPRAY BOOTH MIXING ROOM Bleed–type Master Air Valve Shutoff Valve Gun Fluid Hose Ground Wire Restrictor Valve Air Hose Fluid Pressure Regulator Fluid Drain Valve (install in Fluid Regulator Fluid Hose Y Adapter...
Page 5: Installation
Installation on page 4 shows the plumbing for an elevator For assistance in designing a system to suit your particu- on each pump. lar needs, contact your Graco representative or Graco Technical Assistance (see back page). Install the air line accessories in the order shown in the Typical Installation drawing.
Page 6: Operation
OPERATION WARNING When using the pump in a circulating system: Pressure Relief Procedure 3. Open the air motor restrictor valve (Q) by turning the To reduce the risk of serious bodily injury, splashing knob counterclockwise as far as possible. in the eyes or on the skin, or injury from moving parts, always follow this procedure whenever you 4.
Page 7: Maintenance
NOTE: Do not try to repair the air motor yourself. Con- 3. Close the pump air valve. tact a Graco authorized service depot. 4. Close the pump restrictor valve. Corrosion Protection 5. Shut off the air to the agitator (if used).
Page 8: Troubleshooting Guide
TROUBLESHOOTING GUIDE WARNING NOTE: Check everything in the guide below before dis- assembling the pump. Pressure Relief Procedure To reduce the risk of serious bodily injury, splashing NOTE: *To clear the pump, follow the Pressure Relief in the eyes or on the skin, or injury from moving Procedure Warning, to the left.
Page 9: Service
SERVICE Before you start: Piston (See Fig 2) A. Repair kit 207–848 includes parts to repair both the 1. Remove the intake valve housing (15), then unscrew displacement pump and the air motor. (Refer to man- the cylinder (16) from the outlet housing (19) and pull ual 307–851 for air motor repair instructions.) For the the cylinder down to expose the piston.
Page 10 SERVICE 68, 59 Fig 2 10 306560...
Page 11: Parts Lists And Drawings
PARTS DRAWING – 2:1 RATIO STANDARD SUPPLY PUMP PARTS LIST Model 225815, Series B 2:1 Ratio Standard Supply Pump Includes items listed below. NO. PART NO. DESCRIPTION NO. PART NO. DESCRIPTION 200033 HOSE, 138 155665 UNION, air; cpld 1/4 npt(m);...
Page 12 PARTS DRAWING – PUMP Model 204456, Series E 2:1 Ratio Standard Pump Includes items 4–75 Ref. No. 4 Displacement Pump includes items 5–19. Per ECO V2982 configura- tion of plumbing on air control above has been revised from this illustration. Item 21 rotated 90_ Item 57 turns 90_, male end in to pump, female end...
Page 13: How To Order Replacement Parts
2. Check the parts list to identify the correct part number; do not use the ref. no. when ordering. 3. Order all parts from your nearest Graco distributor. 6 digit Part Number Part Description...
Page 14 PARTS DRAWING – AGITATOR Model 204482 Ref No. 77, Agitator (55 gal. [200 liter]) Includes items 78–107 on page 15. 86 87 83** 104** **106 Ref No. 84 Brace Includes items 85–89 103** 94** 92** **106 103** Per ECO V5263, bearing **92 has been eliminated from agitator drawing above.
Page 15 2. Check the parts list to identify the correct part number; do not use the ref. no. when ordering. 3. Order all parts from your nearest Graco distributor. 6 digit Part Number Part Description...
Page 16: Accessories
ACCESSORIES USE GENUINE GRACO PARTS AND ACCESSORIES Must be purchased separately. GROUNDING CLAMP 103538 BALL VALVE GROUND WIRE 208950 500 psi (35 bar) MAXIMUM WORKING PRESSURE 7.6 m (25 ft) long, 1.5 mm@ (12 gauge) For use in air or fluid line. Can be used for relieving fluid line pressure.
Page 17: Technical Data
TECHNICAL DATA Maximum working pressure ....... 360 psi (25 bar) Pump air requirements .
Page 18: Warranty
Graco warrants all equipment manufactured by it and bearing its name to be free from defects in material and workman- ship on the date of sale to the original purchaser for use. As purchaser’s sole remedy for breach of this warranty, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment proven defective.

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