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Instructions
28:1/33:1 RATIO, WALL MOUNT
Bulldogr Pumps
For ambient temperature spray applications.
Part No. 245187, 33:1, Series B
3300 psi (22.8 MPa, 228 bar) Maximum Fluid Working Pressure
100 psi (700 kPa, 7 bar) Maximum Air Input Pressure
Part No. 253697, 28:1, Series A
2800 psi (19.3 MPa, 193 bar) Maximum Fluid Working Pressure
100 psi (700 kPa, 7 bar) Maximum Air Input Pressure
Part No. 245185, Series B (240 Volt Heater)
Part No. 245186, Series B (480 Volt Heater)
For heated spray applications.
3000 psi (20.7 MPa, 207 bar) Maximum Fluid
Working Pressure
90 psi (600 kPa, 6 bar) Maximum Air Input Pressure
Important Safety Instructions
Read all warnings and instructions in this manual.
Save these instructions.
See page 2 for Table of Contents.
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441
Copyright 1998, Graco Inc. is registered to I.S. EN ISO 9001
307932R
4414B
Model 245187 Shown
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Summary of Contents for Graco Bulldog 245185
- Page 1 Read all warnings and instructions in this manual. Save these instructions. See page 2 for Table of Contents. GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441 Copyright 1998, Graco Inc. is registered to I.S. EN ISO 9001 307932R 4414B Model 245187 Shown...
- Page 2 D This equipment is for professional use only. D Read all instruction manuals, tags, and labels before operating the equipment. D Use the equipment only for its intended purpose. If you are not sure, call your Graco distributor. D Do not alter or modify this equipment.
- Page 3 Do not repair high pressure couplings; you must replace the entire hose. D Use only Graco approved hoses. Do not remove the spring guard that is used to help protect the hose from rupture caused by kinks or bends near the couplings.
- Page 4 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 this equipment, stop spray- ing immediately.
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Page 5: Installation
NOTE: Reference numbers and letters in parentheses in the text refer to the callouts in the figures and the parts drawing. NOTE: Always use Genuine Graco Parts and Acces- sories, available from your Graco distributor. Refer to the Product Data Sheet for your pump, Form No. -
Page 6: Supplied Components
Supplied Components Refer to Fig. 2 for a typical installation of an airless system. WARNING A red-handled bleed-type master air valve (14) and a fluid drain valve (7) are supplied in your system. These accessories help reduce the risk of serious injury, including fluid injection and splashing of fluid in the eyes or on the skin, and injury from moving parts if you are adjusting or repairing the pump. - Page 7 SUPPLIED COMPONENTS Pump Pump Wall Bracket Fluid Filter Fluid Drain Valve (required) Pump Air Regulator 14 Red Handled Bleed-Type Master Air Valve (required, for pump) 15 Air Manifold 24 Suction Hose 25 Suction Tube 45 Ground Wire (required; see page 5 for installation instructions) Fig.
- Page 8 Models 245187 and 253697 (for Ambient Temperature Spray Applications) NOTE: Refer to page 10 to convert Pump Model 245187 or 253697 to a heated system. 1. Mount the pump wall bracket (2) 5 ft (1.5 m) above the floor. Be sure the wall is strong enough to support the weight of the pump and accessories, fluid, hoses, and stress caused during pump operation.
- Page 9 Models 245185 and 245186 (for Heated Temperature Spray Applications) 1. Be sure the wall is strong enough to support the weight of the pump and accessories, heaters, hoses, fluid, and stress caused during operation. 2. Mount the pump wall bracket (2) 5 ft (1.5 m) above the floor.
- Page 10 Converting to a Heated System To convert Model 245187 or 253697 to a heated circulating system, order the following parts. The heaters are available in three voltages. Specify which voltage you desire. D Two Viscon HP Fluid Heaters – Model 245848 (120 V, single-phase, 19.2 amp) –...
- Page 11 5. Screw the 3/4 npt street elbow (28*) into the pump’s fluid outlet. Assemble the nipple (27*), check valve (29*), coupling (30*), and swivel (50*) as shown in Fig. 6. The arrow on the check valve must point down, toward the coupling. 6.
- Page 12 Installing Circulating Kit 222312 WARNING Before installing the heaters, dual heater mounting kit and circulating kit, follow the Pressure Relief Procedure on page 14. Disconnect all hoses from the pump. NOTE: Reference numbers marked with a symbol (for example, 37{) are included in kit 222312. Apply pipe sealant (36{) to all male threads except at swivel connections.
- Page 13 Specify desired heater voltage (see page 10). Part of the heater (44). Arrow must point down. Fig. 6 Installation Connect to the main fluid supply line to the guns. Connect to the main fluid return line. (Ref) (Ref) 5365D 307932...
- Page 14 14 307932 Packing Nut/Wet-Cup Before starting, fill the packing nut (U) 1/3 full with Graco Throat Seal Liquid (TSL) or compatible solvent. See Fig. 7. To reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure at left.
- Page 15 Operation/Maintenance Starting and Adjusting the Pump 1. Be sure the air regulator and bleed-type master air valve are closed. NOTE: Do not install the spray tip yet! 2. Open the bleed-type master air valve. 3. Hold a metal part of the spray gun firmly to the side of a grounded metal pail and trigger the gun.
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Page 16: Shutdown And Care Of The Pump
Operation/Maintenance Shutdown and Care of the Pump WARNING To reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 14. For overnight shutdown, stop the pump at the bottom of its stroke to prevent fluid from drying on the ex- posed displacement rod and damaging the throat packings. - Page 17 Model 245187, 33:1, Series B Model 253697, 28:1, Series A Part No. Description 245117 33:1 BULLDOG PUMP (245187 only) See 309340 for parts 245167 28:1 BULLDOG PUMP (253697 only) See 309340 for parts 206294 BRACKET, wall, pump 161800 NIPPLE, reducing; 3/4 npt x 3/8 npsm 1 218029 FLUID FILTER See 307273 for parts...
- Page 18 Model 245185, Series A (240 Volt Heater) Model 245186, Series A (480 Volt Heater) Part No. Description 245117 33:1 BULLDOG PUMP See 309340 for parts 206294 BRACKET, wall, pump 218029 FLUID FILTER See 307273 for parts 100509 PLUG, pipe, sq hd; 1/4 npt 150286 ADAPTER;...
- Page 19 Model 245185, Series A (240 Volt Heater) Model 245186, Series A (480 Volt Heater) Specify desired heater voltage (see page 10). Part of the heater (44). See Check Valve Detail. See Air Regulator Detail. AIR REGULATOR DETAIL Fig. 8 Parts Connect to the main fluid supply line to the guns.
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Page 20: Mounting Hole Layout
Mounting Hole Layout M8 or 5/16 in. diameter holes for heater wall brackets (or use brackets as templates to mark wall). 12.375 in. (314 mm) 7.375 in. (187 mm) 20 307932 6 in. (152 mm) 8.5 in. 6 in. (216 mm) (152 mm) 7/16 in. -
Page 21: Technical Data
Category Maximum fluid working pressure Maximum air input pressure Ratio Pump performance data Air consumption data Maximum operating temperature Air inlet size Fluid outlet size (at fluid filter) Fluid inlet size Weight Wetted parts 40 psi Air Motor (2.8 bar, 280 kPa) Standard Bulldog 82.4 dB(A) (tested in accordance with ISO 9614) -
Page 22: 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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