Graco 308738C manual

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Table of contents for the manual

  • Page 1

    Instructions – Parts List GRACO INC.ąP .O. BOX 1441ąMINNEAPOLIS, MNą55440-1441 Copyright 1998, Graco Inc. is registered to I.S. EN ISO 9001 2” BUNG MOUNT , 200 LITER (55 GALLON) DRUM SIZE 10:1 Ratio President r Pump Part No. 239326, Series A 62 bar (6.2 MPa, 900 psi) Maximum Fluid Working Pressure 6.2 bar (0.62 MPa, 90 psi) Maximum Air Input[...]

  • Page 2

    2 308738 T able of Contents W arnings 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Installation 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operation 8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T roubleshooting 10 . . . . . . . . . . . . . . . . . . . .[...]

  • Page 3

    308738 3 W ARNING INJECTION HAZARD Spray from the gun/valve, hose leaks, or ruptured components can inject fluid into your body and cause extremely serious injury , including the need for amputation. Fluid splashed in the eyes or on the skin can also cause serious injury . D Fluid injected into the skin might look like just a cut, but it is a serio[...]

  • Page 4

    4 308738 W ARNING FIRE AND EXPLOSION HAZARD Improper grounding, poor ventilation, open flames or sparks can cause a hazardous condition and result in a fire or explosion and serious injury . D Ground the equipment and the object being sprayed. Refer to Grounding on page 5. D If there is any static sparking or you feel an electric shock while using [...]

  • Page 5

    308738 5 Installation NOTES: D Reference numbers and letters in parentheses in the text refer to the callouts in the figures and drawings. D Always use Genuine Graco Parts and Accessories, available from your Graco distributor . If you supply your own accessories, be sure they are adequately sized and pressure-rated to meet the system’s requireme[...]

  • Page 6

    6 308738 Installation T ypical Installation Fig. 2 KEY A Pump B Bung adapter C Air line lubricator D Bleed-type master air valve (required for pump) See Warning on page 7 for part number . E Pump air regulator F Air line filter G Bleed-type master air valve (for accessories) H Electrically conductive air supply hose J Air line moisture trap and dra[...]

  • Page 7

    308738 7 Installation System Accessories W ARNING A bleed-type master air valve (D) and a fluid drain valve (L) are required in your system. These accessories help reduce the risk of serious injury including fluid injection, splashing in the eyes or on the skin, and injury from moving parts if you are adjusting or repairing the pump. The bleed-type[...]

  • Page 8

    8 308738 Operation Pressure Relief Procedure W ARNING INJECTION HAZARD The system pressure must be manually relieved to prevent the system from starting or spraying accidentally . Fluid under high pressure can be injected through the skin and cause serious injury . T o reduce the risk of an injury from injection, splashing fluid, or moving parts, f[...]

  • Page 9

    308738 9 Operation W ARNING COMPONENT RUPTURE HAZARD T o reduce the risk of overpressurizing your system, which could cause component rupture and serious injury , never exceed the specified maximum air input pressure to the pump (see T echnical Data on page 14). 9. Control the pump speed and fluid pressure with the air regulator (E). Always use the[...]

  • Page 10

    10 308738 T roubleshooting W ARNING T o reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 8. 1. Relieve the pressure. 2. Check all possible problems and solutions before disassembling pump. Problem Cause Solution Pump fails to operate. Restricted line or inadequate[...]

  • Page 11

    308738 11 Service Disconnecting the Displacement Pump W ARNING T o reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 8. 1. Flush the pump if possible. Stop the pump at the bottom of its stroke. Relieve the pressure. 2. Disconnect the air and fluid hoses. Unscrew th[...]

  • Page 12

    12 308738 Parts 07200 1 2 4 5 6 7 8 9 Part No. 239326, Series A Ref Part No. No. Description Qty 1 207352 AIR MOTOR see manual 306982 1 2 220465 DISPLACEMENT PUMP ASSY , see manual 307044 1 3 222308 BUNG ADAPTER; consists of items 4 and 5 1 4 210834 . ADAPTER 1 5 104542 . CAPSCREW 1 6 166237 ROD, tie; carbon steel; 89 mm (3.5 in.) shoulder to shoul[...]

  • Page 13

    308738 13 Dimensions F (fluid intake) E (fluid outlet) D (air inlet) A B 07199 G (bung adapter) Dimension Measurement A 883 mm (34.75 in.) B 1454 mm (57.25 in.) D 1/2 npt(f) E 3/4 npt(f) F 3/4 npt(f) G 2 in. npt[...]

  • Page 14

    14 308738 T echnical Data Category Data Ratio 10:1 Maximum fluid working pressure 62 bar (6.2 MPa, 900 psi) Maximum air input pressure 6.2 bar (0.62 MPa, 90 psi) Fluid flow at 60 cycles per minute 1 1 liters/min (3 gpm) Maximum pump operating temperature 82 _ C (180 _ F) Wetted parts Refer to manual 307044. Sound Pressure Levels (dBa) (measured at [...]

  • Page 15

    308738 15 T echnical Data FLUID FLOW (TEST FLUID: NO. 10 WEIGHT OIL) 0 300 600 900 0.0 0.5 1.0 1.5 2.0 2.5 3.0 KEY : Fluid Outlet Pressure – Black Curves Air Consumption – Gray Curves A 6.2 bar (0.62 MPa, 90 psi) Air Pressure B 4.9 bar (0.49 MPa, 70 psi) Air Pressure C 2.8 bar (0.28 MPa, 40 psi) Air Pressure T o find fluid outlet pressure (bar/[...]

  • Page 16

    16 308738 The Graco Standard W arranty Graco warrants all equipment manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale to the original purchaser for use. With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from [...]