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Instructions – Parts List
Parts
STAINLESS STEEL
5:1 Ratio Bulldogr Pumps
500 psi (3.5 MPa, 35 bar) Maximum Working Pressure
55 Gallon (200 liter) Size
Part No. 207321, Series G
Rubber Packed
Stubby Size
Part No. 206418, Series D
Rubber Packed
Part No. 206796, Series D
PTFErPacked
Read warnings and instructions.
See page 2 for Table of Contents.
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441
Copyright 2002, Graco Inc. is registered to I.S. EN ISO 9001
06824
55 Gallon (200 liter) Size
306818J
06823
Stubby Size
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Summary of Contents for Graco 207321
- Page 1 PTFErPacked 06823 Stubby Size 06824 55 Gallon (200 liter) Size Read warnings and instructions. See page 2 for Table of Contents. GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441 Copyright 2002, Graco Inc. is registered to I.S. EN ISO 9001...
- Page 2 D This equipment is for professional use only. D Read all the instruction manuals, tags, and labels before operating the equipment. D Use the equipment only for its intended purpose. If you are uncertain about usage, call your Graco distributor.
- Page 3 WARNING FIRE AND EXPLOSION HAZARD Improper grounding, poor air ventilation, open flames, or sparks can cause a hazardous condition and result in fire or explosion and serious injury. D Ground the equipment and the object being sprayed. See Ground the System on page 4. D Provide fresh air ventilation to avoid the buildup of flammable fumes from solvent or the fluid being sprayed.
- Page 4 Installation D To maintain grounding continuity when flushing or Ground the System relieving pressure, always hold a metal part of the In low pressure air spray systems, static sparking is gun firmly to the side of a grounded metal pail, then generally not a problem;...
- Page 5 For assistance in designing a system to suit your remove harmful dirt and moisture from the compressed needs, contact your Graco distributor. air supply, and another bleed-type air valve to isolate Mount the pump to suit the type of installation planned.
- Page 6 If the oil will contaminate the fluid you are pumping, flush it out. Fill the packing nut/wet cup 1/2 full with Graco Throat Seal Liquid or a compatible solvent. Keep the cup filled at all times to help prevent the fluid you are pumping from drying on the displacement rod and damaging the 1.
- Page 7 Maintenance Shutdown and Care of the Pump Flushing Always stop the pump at the bottom of its stroke to If you are pumping fluid which dries, hardens, or sets prevent fluid from drying on the rod and damaging the up, flush the system with a compatible solvent as often throat packings.
- Page 8 Notes 306818...
- Page 9 Troubleshooting Note: Check all possible causes and solutions before WARNING disassembling the pump. To reduce the risk of serious injury whenever you WARNING are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 6. Never operate the pump with the air motor shield removed.
- Page 10 Service Before you start: Disassembly D Have all the necessary repair parts on hand. Rec- WARNING ommended spare parts are shown in the parts list, for example (32†). To reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the D A packing repair kit is available for each pump.
- Page 11 Service Reassembly 3. Place the intake valve housing (20) in a vise. a. Place the o-ring (23* or 43*) around the intake valve housing (20). 1. One at a time, install the following parts in the outlet housing (21): the male gland (13*), four b.
- Page 12 Service Torque to 57–63 ft-lb (77–85 NSm) Add thread lubricant (Model 206418 only) Lips of v-packings must face down Leave a 0.020–0.050” (0.508–1.27 mm) gap in bearing seam Rounded side up 35 or 46 or *25 36 or 47 or *44 or 43* or 43* *12 or *41...
- Page 13 Notes 306818...
- Page 14 Parts Rubber-Packed Pumps Models 207321 and 206418 45† †28 19† 28† †3 32† 36 or 47 †9 35 or 46 †5 †8 Used on Model 207321 only. 06829 306818...
- Page 15 206418 5:1 Bulldog Pump 166066 . VALVE PLATE, 2–1/2” (64 mm) sq Includes 1–38 19† 166067 . CYLINDER 207321 5:1 Bulldog Pump 166068 . HOUSING, intake valve Includes 1–32, 37, 38, 45–51 166069 . HOUSING, outlet 115079 . O-RING, nitrile rubber 166071 .
- Page 16 Parts PTFE-Packed Pump Model 206796 †28 19† 28† †3 32† †9 †5 †8 06829 306818...
- Page 17 Parts PTFE-Packed Pumps Part No. Description Qty. 206796 5:1 Bulldog Pump 166069 . HOUSING, outlet Includes 1,28–44 28† 101946 . PIN, cotter; sst; 1/8” dia; 1–1/2 (38 mm) lg 102216 LOCKNUT; sst; 5/8–11 thd sz 102217 NUT, jam; sst; 3/4–10 thd sz 32†...
- Page 18 Recommended maximum pump speed 60 cycles per minute Air inlet size 3/4 npt(f) Wetted parts Models 206418 & 207321: 302, 303, 304 Stainless Steel, Nitrile Rubber, Hycar , UHMWPE Model 206796: 302, 303, 304 Stainless Steel, PTFE, Hycar UHMWPE Weight Models 206418 &...
- Page 19 Dimensions Models 207321, 206418, and 206796 1.75” (44.5 mm) 3/4 npt Air Inlet 3–1/2” (89 mm) 3/4 npt Outlet 11” (279 mm) Diameter 53.50” (1359 mm) For Drum Size Pump 40.50” (1029 mm) For Stubby Pump 1.75” (44.5 mm) 32.25” (819 mm)
- Page 20 Graco distributor 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 the date of sale, repair or replace any part of the equipment determined by Graco to be defective.