253704, Series B 3:1 Ratio Air-operated Double Diaphragm Pump, with BSPP Fittings Part No. 253705, Series B 3:1 Ratio Air-operated Double Diaphragm Pump, with NPT Fittings 100 psi (0.7 MPa, 7 bar) Maximum Air Input Pressure 300 psi (2.1 MPa, 21 bar) Maximum Fluid Working Pressure Important Safety Instructions Read all warnings and instructions in this manual. Save these instructions. TI2125A Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441 Copyright 2006, Graco Inc. is registered to I.S. EN I

234156 60 psi (4.1 bar) Maximum Working Pressure a Pressure Relief Procedure A-A. To reduce the risk of serious bodily injury, including electric shock and splashing fluid in eyes, follow this procedure whenever you stop spraying: 1. Shut OFF air source. 2. Disconnect power source. 3. Turn gun air valve ON. A WARNINGS Pressurized Equipment Hazard Fluid from gun, leaks or ruptured components can splash in the eyes or on skin and cause serious injury. • Follow Pressure Relief Procedure

86 MM, 8.6 E 125 @/¥5%^ ( 0. 86 MM > 8.6 E )m^SHAnS^ 0 + ZL200680027833.0 1910678 2413096 89254 ft 93051 1050A^M t i13946a 1050S 1050H t i14342a C€© H003 PROVEN QUALITY. LEADING TECHNOLOGY ..................2 tt«**:..................3 ............. 3 ...................4 ATEX ..................5 »ft ....................5 ..................8 ia ....................10 .................10 .............10 DataTrak.................13 ia±0®................13 + ..............

Important Safety Instructions Read all warnings and instructions in this manual. Save these instructions. See page 2 for Table of Contents and page 3 for List of Models. See page 25 for Maximum Working Pressures. NXT Air-Powered TI8354a Related Manuals Part No. Description 311238 NXT Air Motor manual 308330 Viscount I Plus Hydraulic Motor manual 311690 High-Flo Lower manual 308048 Viscount II Hydraulic Motor manual Patent Pending Pump Shown II 2 G Contents Models . . . . . . . . . . . . . . . .

T This manual contains important Supersedes N warnings and information. Firstchoice when and PCN R READ AND KEEP FOR REFERENCE. quality counts.. (includes Rev. S INSTRUCTIONS changes) LOW PRESSURE, MEDIUM VOLUME HIGH-FLO Pumps NOTE: Stainless steel pumps are severe-duty and electropolished, for use with water-base coatings Refer to page 2 for the Table of Contents. For Pump Model Nos., Ratios and Working Pressures, refer to page 3. NOTE: Refer to manual 307–837 for adapter kits for mounting the

214711 BALL VALVE, three-way; 1/4 npt(m); 11–1/2(f); zinc-plated malleable iron 1 See 306861 for parts 1 12 116402 ADAPTER; (f) 1 11–1/2 x 1–1/4 41. 205169 HOSE, fluid; nylon; 3/8 in. ID; 11–1/2(f); zinc–plated malleable iron 1 3/8 npsm (fbe); 3 ft (0.9 m) long 1 14 113269 BLEED VALVE, red-handled; 42. 167905 TUBE, return; 3/8 npt(m) 1 1/2 npt (m x f) 1 43 206994 THROAT SEAL LIQUID 15 206205 MANIFOLD, air; 3/4 npsm(f) 1 8 oz (0.5 liters); not shown 1 16 100960 GAUGE, air 1 44 245863 VISCON. HP H

5. Allow the pump to cycle slowly until all the air is pushed out of the fluid lines. 6. Release the gun trigger and lock the trigger safety; the pump will stall against the pressure. 7. With the pump and lines primed, and with adequate air pressure and volume supplied, the pump will start and stop as the spray gun is triggered and released. WARNING To reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 14. 8. Rel

WARNING Do not use in hazardous areas containing flammable materials or fumes. Airless Insulated Hose Kit 222263 25 ft. (7.6 m) nylon fluid hose for use with airless heated systems. Includes an in-line fluid filter, circulating manifold, and 3 ft. (0.9 m) whip hose. Installing Dual Heater Mounting Kit 222311 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 numb

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

3. Heaters, if used: refer to Viscon HP Heater manual, 309524. 4. Air compressor: follow manufacturer’s recommendations. 5. Spray gun: ground through connection to a properly grounded fluid hose and pump. 6. Fluid supply container: follow your local code. 7. Object being sprayed: follow your local code. 8. Solvent pails used when flushing: follow your local code. Use only metal pails, which are conductive, placed on a grounded surface. Do not place the pail on a nonconductive surface, such as pa