Graco Dura-Flo 900 Manual
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Graco Dura-Flo 900 Manual

Graco Dura-Flo 900 Manual

Lower
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Repair-Parts
Dura-Flo
Stainless steel lower with severe-duty rod and cylinder used for spray or transfer of
common industrial coatings and adhesives. For professional use only.
Dura-Flo 900 (220 cc) Lower with 1 leather and 4 PTFE packings
Important Safety Instructions
Read all warnings and instructions in this
manual before using the equipment. Save
these instructions.
See page 2 for model information, including maximum working pressure.
®
Lower
3A9013A
EN
TI8343a

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Summary of Contents for Graco Dura-Flo 900

  • Page 1 Stainless steel lower with severe-duty rod and cylinder used for spray or transfer of common industrial coatings and adhesives. For professional use only. Dura-Flo 900 (220 cc) Lower with 1 leather and 4 PTFE packings Important Safety Instructions Read all warnings and instructions in this manual before using the equipment.

  • Page 2: Table Of Contents

    Disassemble the Pump Lower ....5 Graco Information ......14 Reassemble the Pump Lower .

  • Page 3: 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 symbol refers to procedure-specific risk. Refer back to these warnings. Additional, product-specific warnings may be found throughout the body of this manual where applicable.
  • Page 4 Warnings WARNING EQUIPMENT MISUSE 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 5: Repair

    Repair Repair Pressure Relief Procedure Required Tools • Set of adjustable wrenches • Large pipe wrench • 2-5/8 in. wrench • Torque wrench • Rubber mallet • O-ring pick • Large vise This equipment stays pressurized until pressure is • Thread lubricant manually relieved.
  • Page 6 The rod (1) and piston assembly will unscrew the intake housing (16). remain in the cylinder. b. For Dura-Flo 900 and 1200 Lowers: Using a c. For Dura-Flo 900 and 1200 Lowers: Using a rubber mallet, drive the rod (1) and piston...
  • Page 7 Repair Torque to 325-353 N•m (240-260 ft-lb). Lubricate. Torque to 190-217 N•m (140-160 ft-lb). TI8360a Torque to 271-298 N•m (200-220 ft-lb). TI8362a TI8361a 3A9013A...

  • Page 8: Reassemble The Pump Lower

    Repair Reassemble the Pump Lower 7. Install the seal (24*) on the top of the cylinder (8). Lubricate the seal and the top threads of the cylinder. NOTICE 8. Place the outlet housing (7) in a vise, see F . 1. All rebuild kits are supplied with anti-seize.
  • Page 9 Repair Torque to 271-298 N•m (200-220 ft-lb). Lubricate. Lips must face up. Lips must face down. Torque to 190-217 N•m (140-160 ft-lb) Packing Repair Kit See Packing Repair Kit 25U661, page 14 Throat Packings (T) Piston Packings (P) TI8389a 3A9013A...

  • Page 10: Parts

    Parts Parts Apply anti-seize 123174. See Repair Kits, page 12 See Repair Kits, page 12 TI8342b 3A9013A...

  • Page 11: Packing Repair Kit 25U661

    Parts 184225 GLAND, male, piston, sst Ref. Description Part No Qty. 184175 GLAND, female, piston, sst 1 ROD, displacement; sst 189316 PACKING NUT/WET-CUP 236582 HOUSING, outlet 262516 Throat Packings (T) CYLINDER 189383 GUIDE, ball, piston 189408 10* BALL, piston; sst; 3/4 in. (19 101859 PISTON;...

  • Page 12: Dimensions

    Dimensions Dimensions Weight mm (in.) kg (lb) 516 (20.3) 2 in. npt(f) 1 in. npt(f) 29 (63) TI8343a 3A9013A...

  • Page 13: Technical Specifications

    304, 316, 440, and 17-4 PH grades of stainless steel, tungsten carbide, PTFE, glass-filled PTFE Packing materials See Repair Kits, pages 12-17. Lower effective area Dura-Flo 900 (220 cc) 1.40 in. 9 cc Notes All trademarks or registered trademarks are the property of their respective owners.

  • Page 14: Graco Standard Warranty

    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.

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