Graco A Series Instructions-Parts List Manual

Heavy-duty stainless steel drum agitator
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INSTRUCTIONS-PARTS LIST
This manual contains important
warnings and information.
READ AND KEEP FOR REFERENCE.
INSTRUCTIONS
HEAVY-DUTY STAINLESS STEEL
Drum Agitator
100 psi (7 bar) Maximum Air Input Pressure
Model 238-157, Series A
Back-Geared, Air-Powered Agitator
Model 238-250, Series A
Siphon Tube Kit
Model 231-414, Series A
Siphon Agitator Package
Model 231-413, Series A
Non-Siphon Agitator Package

Table Of Contents

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GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441
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COPYRIGHT 1995, GRACO INC.
Graco Inc. is registered to I.S. EN ISO 9001
308-609
Model 231-414 shown
Rev. A
05771

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Table of Contents
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Summary of Contents for Graco A Series

  • Page 1: Table Of Contents

    ......05771 Model 231–414 shown GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441 COPYRIGHT 1995, GRACO INC. Graco Inc. is registered to I.S. EN ISO 9001...
  • Page 2: Warnings

    This equipment is for professional use only. Read all instruction manuals, tags, and labels before operating the equipment. Use the equipment only for its intended purpose. If you are not sure, call your Graco distributor. Do not alter or modify this equipment.
  • Page 3 WARNING 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. Ground all equipment. Refer to Grounding on page 6. If there is any static sparking or you feel an electric shock while using this equipment, shut off the agitator immediately.
  • Page 4: Parts Drawings

    Parts Drawings Siphon Kit, Model 238–250 Heavy-Duty Stainless Steel Agitator, Model 238–157 Â Â Â 23 (See DETAIL A) 05736 05735 DETAIL A REF 23 03432...
  • Page 5: Parts Lists

    Parts Lists Heavy-Duty Stainless Steel Agitator, Model 238–157 Part No. Description Qty. Part No. Description Qty. 101–140 AIR MOTOR 202–233 VALVE, needle Includes items 23a to 23e 191–004 BEARING, needle; 3/4” 190–988 GEAR, pinion #2 159–448 .HOUSING, needle valve 100–069 BALL, thrust 159–589 .PACKING, o-ring...
  • Page 6: Installation

    14 in. (approximately 36 cm) apart, and center plug (20). the drum cover on the barrels with the Graco logo centered and facing you, as shown in Fig. 2. Proceed 10. Rotate the lower blade assembly so that it is to step 1 in With or Without an Elevator.
  • Page 7 Installation Installing the Siphon Kit See the Siphon Kit, Model 238–250, Parts List on page 5. 1. Remove the top plug (5) and the bottom plug (20). Â 2. Replace the bottom plug (20) with the plain bearing (53), and tighten the bearing with a wrench. PTFE 3.
  • Page 8: Operation

    Operation WARNING MOVING PARTS HAZARD To reduce the risk of serious injury, including cuts, amputation of fingers by the agitator blades, and splashing in the eyes or on the skin, always shut off the agitator (disconnect the air line from the agitator) before you raise, check, or repair the agitator.
  • Page 9: Service

    Service Flushing the Air Motor Additional Air Motor Service If the air motor vanes need to be replaced, or if foreign WARNING material is present in the motor chamber, an experienced mechanic may remove the end plate FIRE AND EXPLOSION HAZARD opposite the drive shaft end of the air motor.
  • Page 10 If the unit requires more than installation of a bearing replacement kit or gear replacement, it may be Cleaning and Servicing advisable to send the unit to a Graco distributor for 1. Clean any foreign material off of the outside of the repair or replacement.
  • Page 11: Technical Data

    Technical Data Maximum air input pressure ..100 psi (7 bar) Maximum flow at 100 cps ..12 gpm (45.5 lpm) Motor power rating at 1200 rpm (shaft at 50 rpm), Maximum flow at 1000 cps .
  • Page 12: Warranty

    Graco distributor 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.

This manual is also suitable for:

238-157238-250231-414231-413

Table of Contents