Graco 237009, 220667, 220666, 237012, 220663 Connect the Fluid Lines, Connect the Fluid Suction Line

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Installation

Connect the Fluid Lines

1.Use grounded fluid hoses.

a.The pump fluid outlet (J) on the 400 and 1200 Series Pumps is 1 npt(f) .

b.The pump fluid outlet (J) on the 2500 Series Pump is 3/4 npt(f).

2.Install a fluid filter (F) and drain valve (E) near the fluid outlet. See Fig. 3.

WARNING

A fluid drain valve (E) is required in your system to relieve pressure in the fluid outlet hose (H) if the hose becomes plugged. See Fig. 3. Install a drain valve close to the pump’s fluid outlet. The drain valve reduces the risk of property damage or serious bodily injury, including splashing in the eyes or on the skin, or contamination from hazardous fluids.

WARNING

SUCTION HAZARD

Never place your hands on or near the pump fluid inlet. Powerful suction could cause serious bodily injury.

3.Install a control device, such as a gun, dispensing valve, or shutoff valve, on the grounded fluid hose (H).

Connect the Fluid Suction Line

CAUTION

The pump must be suction fed in order to operate properly. Pressure feeding or exceeding 15 psi (104 kPa, 1.04 bar) maximum fluid inlet pressure may cause premature bellows seal failure.

Connect the fluid suction hose (S) to the pump fluid inlet (M). See Fig. 4.

DThe pump fluid inlet (M) is 1.25 npt(f).

DThe maximum suction lift is 15 ft (4.57m) for the 400 Series and 1200 Series Pumps, and 6 ft (1.83 m) for the 2500 Series Pump.

J

H

F

M

E

02325

Fig. 3

8 307843

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Contents Electro-polished for use with waterborne coatings Instructions-Parts ListSeries Pumps Table of Contents Skin Injection Hazard Equipment Misuse Hazard Fire and Explosion Hazard General Information InstallationMounting the Pump Grounding Connect the Fluid Lines Connect the Fluid Suction LineConnect the Air Lines Ventilate the Air ExhaustPressure Relief Procedure Start and Adjust the PumpApplies only when using a spray gun or dispensing valve OperationPressurized Equipment Hazard Troubleshooting Symptom Probable Cause Test Procedure RemedyTroubleshooting Maintenance Check and Service the Lubricator, Regula- tor, and FilterFlush the Pump With Compatible Solvent Tighten Threaded ConnectionsRepairing the Fluid Piston and Seal ServiceRepairing the Ball Check Valves Service 46 or Repairing the Air Motor and Piston 02327 Repairing the Air Control Valve 40c 40h 40f 40g 40b 40n Repairing the Pilot Valve 72 5h Parts For pump Model 220663 only For pump Model 237008 only52*51 7326 For pump Model 220666 only For pump Model 237011 onlyParts For pump Model 220664 only For pump Model 237009 only5026 For pump Model 220667 only For pump Model 237012 only02334 For pump Model 220665 only For pump Model 237010 only02335 For pump Model 220668 only For pump Model 237013 onlyRef No Air Control Valve Ref No Pilot Valve Repair and Conversion Kits 220948 SEAT, carbide 108822 Repair and Conversion Kits Filter, Regulator, Lubricator Kit Filter, Regulator, Lubricator FRL KitDrum Cover Kit and Return Tube Kit Drum Cover KitReturn Tube Kit Return TubeSuction Kit Suction KitTechnical Data, 400 Series Pumps Performance Chart, 400 Series PumpsModel 220663 Model 220666Technical Data, 1200 Series Pumps Performance Chart, 1200 Series PumpsModel 220664 Model 220667Technical Data, 2500 Series Pumps Performance Chart, 2500 Series PumpsModel 220665 Model 220668Dimensional Drawing Mounting Hole LayoutGraco Standard Warranty Graco Information