Page 2 - Contents
2 3A1602G Contents Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Proportioners . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Related Manuals . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Warnings . . . . . . . . . . . . . . . . . . . . . . . ...
Page 3 - Systems; Related Manuals
Systems 3A1602G 3 Systems Proportioners The model no., series letter, and serial no. are located on the back of the Reactor E-8p ™ . * See page 11 for detailed electrical requirements. ★ Approvals: Related Manuals Manuals are available at www.graco.com. NOTE: The pail heaters are shipped with the ma...
Page 4 - Warnings; WARNING
Warnings 4 3A1602G Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama-tion point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. When these symbols appear in the body of this manua...
Page 7 - Important Two-Component Material Information; Isocyanate Conditions
Important Two-Component Material Information 3A1602G 7 Important Two-Component Material Information Isocyanate Conditions Material Self-ignition Keep Components A and B Separate Moisture Sensitivity of Isocyanates Isocyanates (ISO) are catalysts used in two component foam and polyurea coatings. ISO ...
Page 8 - Changing Materials; Overview; Slow Recirculation; Pressure Adjust
Overview 8 3A1602G Changing Materials • When changing materials, flush the equipment mul-tiple times to ensure it is thoroughly clean. • Check with your material manufacturer for chemical compatibility. • Most materials use ISO on the A side, but some use ISO on the B side. • Epoxies often have amin...
Page 9 - Component Identification
Component Identification 3A1602G 9 Component Identification Key: A Pump A B Pump B C Fluid Pressure Gauges D Recirc/Spray and Overpressure Relief Valves E Control Panel F Electric Motor and Drive Housings G Hose Bundle H Spray Gun J Recirculation Tubes K Air Line Inlet (quick-disconnect fitting) L O...
Page 10 - Controls and Indicators; Power Switch; Table 1
Controls and Indicators 10 3A1602G Controls and Indicators Power Switch Powers the Reactor E-8p on and off. Motor/Pump Control Function Knob Use knob to select desired function. STATUS Indicator Indicates system status, including power and error codes. • Indicator steady on: power switch is turned o...
Page 11 - Setup; Location
Setup 3A1602G 11 Setup Location • The Reactor E-8p should always be used on a level surface. • Do not expose the Reactor E-8p to rain. Electrical Requirements • Required power source: single dedicated circuit that is rated at a minimum of 15A. NOTE: Cords must be 3-conductor grounded, rated for your...
Page 12 - Unlock; Install 38 mm Spout Adapter; Install Desiccant Dryers
Setup 12 3A1602G Lock/Unlock Handle Lock the handle when the sprayer is moved, laid on its side, or turned upside down. Unlock To unlock the handle, remove lanyard and locking pin from cart handle. Pull on handle to extend cart handle and move sprayer. Lock To lock the handle, press down handle pins...
Page 13 - Install Optional Recirculation Kit; B Side
Setup 3A1602G 13 Install Optional Recirculation Kit Use Hose Recirculation Kit 24M654 to help evenly dis-tribute heat when using supplemental heaters and circu-late material through the fluid manifold, out to the gun, and back to the material supply container. See Acces- sories , page 50. Apply thre...
Page 14 - Connect Fluid Hoses; Connect Main Air Supply; Flush Before Using Equipment
Setup 14 3A1602G Connect Fluid Hoses Connect fluid supply hoses to outlet hose connections (F IG . 9 and F IG . 10). Red hoses for component A (ISO), blue for component B (RES). Fittings are sized to pre-vent connection errors. Connect other end of hoses to A and B inputs of gun. NOTE: If using the ...
Page 16 - Install Pail Heaters; Recirculate Material
Setup 16 3A1602G Fill Wet-cups Keep the felt washers in the pump wet-cups saturated with Graco ISO pump oil, Part No. 217374. The lubricant creates a barrier between the ISO and the atmosphere. Fill wet-cups through the slots in the plate, or remove a screw and swing the plate to the side. Install P...
Page 17 - Purge Air and Flush Fluid; OR
Setup 3A1602G 17 6. Set function knob to Slow Recirc or Fast Recirc . 7. When material exits both recirculation tubes, set the function knob to Stop/Park . 8. Set the Recirc/Spray valves to Spray. Purge Air and Flush Fluid 1. Insert inlet tubes into pails of solvent. 2. Insert recirculation tubes in...
Page 18 - Connect Fluid Inlet Tubes
Setup 18 3A1602G 7. Set function knob to Slow Recirc or Fast Recirc . 8. When clean solvent exits both recirculation tubes, set the function knob to Stop/Park . 9. Insert inlet tubes into pails. See Connect Fluid Inlet Tubes , page 18. 10. Set the Recirc/Spray valves to Spray. 11. Run until material...
Page 19 - Spraying
Spraying 3A1602G 19 Spraying NOTE: For air operated guns, air is supplied to spray gun with gun piston safety lock engaged and gun fluid manifold valves A and B closed (if present). NOTE: If using the Manual 2K gun, refer to the Manual 2K gun instruction manual. 1. Set function knob to Stop/Park. 2....
Page 20 - Shutdown
Pressure Relief Procedure 20 3A1602G Pressure Relief Procedure NOTE: If using the Manual 2K gun, refer to the Manual 2K gun instruction manual. 1. Engage piston safety lock. 2. Set function knob to Stop/Park . 3. Turn Recirc/Spray valves to Recirc. Fluid will be returned to material pails. Pumps wil...
Page 21 - Maintenance
Maintenance 3A1602G 21 5. Use solvent to wipe down fluid inlet tubes. 6. Install suction tube caps on each fluid inlet tube and rest in the containment tray. Tighten the contain-ment knob to press the bracket against the fluid inlet tubes. 7. Refer to your separate spray gun manual to perform the gu...
Page 24 - Troubleshooting; Status Codes; Status Code 1: Pressure Imbalance
Troubleshooting 24 3A1602G Troubleshooting Status Codes Determine the status code by counting the number of times the status indicator blinks. Status Code 1: Pressure Imbalance NOTE: The unit does not check for pressure imbalance at setpoints less than 250 psi (1.75 MPa, 17.5 bar). The unit does not...
Page 25 - Status Code 3: Transducer A Failure; Table 2
Troubleshooting 3A1602G 25 Status Code 1 and 2 Settings 1. Locate switch SW2 on the control board. 2. Set the four DIP switches to the desired positions. See F IG . 48 and Table 2. Status Code 3: Transducer A Failure 1. Check transducer A electrical connections (J3) at board, page 34. 2. Reverse A a...
Page 27 - Troubleshooting Chart
Troubleshooting 3A1602G 27 Troubleshooting Chart Problem Cause Solution Reactor E-8p does not operate. No power. Plug in power cord. Cycle Motor Power off , then on to reset breaker. Motor does not operate. Power turned on with function knob set to a run position. Set function knob to Stop/Park , th...
Page 30 - Repair; Before Beginning Repair; Recirculation/Spray Valves
Repair 30 3A1602G Repair Before Beginning Repair 1. Flush if possible, see page 22. If not possible, clean all parts with solvent immediately after removal, to prevent isocyanate from crystallizing due to mois-ture in the atmosphere. 2. Set function knob to Stop/Park . 3. Shut off power. 4. Relieve ...
Page 31 - Displacement Pump; To remove intake valve only; To remove entire pump assembly
Repair 3A1602G 31 Displacement Pump NOTE: Use drop cloth or rags to protect Reactor E-8p and surrounding area from spills. See Before Beginning Repair , page 30. Relieve pres- sure, page 20. To remove intake valve only NOTE: If pump is not generating any pressure, the intake ball check may be stuck ...
Page 33 - Control Board; Power Bootup Check; Control Board Replacement
Repair 3A1602G 33 Control Board Power Bootup Check NOTE: There is one red LED (D11) on the board. Power must be on to check. See F IG . 58 for location. Function is: • Startup: 1 blink for 60 Hz, 2 blinks for 50 Hz. • Motor running: LED on. • Motor not running: LED off. • Status code (motor not runn...
Page 35 - Pressure Transducers; Drive Housing; Removal
Repair 3A1602G 35 Pressure Transducers 1. See Before Beginning Repair , page 30. Relieve pressure, page 20. 2. Insert pin through cart handle and lock with lanyard. 3. Carefully lay sprayer on it’s side on a level surface. Rotate sprayer and rest upside down on car t handle. NOTE: Always use two peo...
Page 36 - Installation
Repair 36 3A1602G 6. Disconnect cart handles. a. Remove screws (42) from handle (37). b. Hold pin (40) and remove screw (10). c. Gently tap the top-center of the handle with a rubber mallet until the handle is disengaged from the drive housing. d. If removing both drive housings, complete steps 6a-6...
Page 37 - Cycle Counter Switch Replacement
Repair 3A1602G 37 Cycle Counter Switch Replacement F IG . 61: Drive Housing Crankshaft must be in line with crankshaft at other end of motor, so pumps move up and down in unison. 1 227 220 215 224 210 201 221 214 207 TI17469a 1 MB 216 212 (steel) 213(bronze) 208(steel) 211(bronze) 209(bronze) 219 21...
Page 38 - Electric Motor; Test Motor
Repair 38 3A1602G Electric Motor Test Motor If motor is not locked up by pumps, it can be tested using a 9 V battery. 1. Open recirculating valves, disconnect J4 or J11 from control board, see F IG . 58, page 34. 2. Touch jumpers from battery to motor connections. Motor should turn slowly and smooth...
Page 39 - Motor Brushes; Fan
Repair 3A1602G 39 Installation See F IG . 62, page 38. 1. If replacing motor, install fan assembly and fan mount threaded bushing on new motor. 2. Place cart (1), with motor plate (8) installed, on bot-tom of the motor and fan. Feed motor cables through grommet. 3. Fasten motor to cart with four scr...
Page 41 - Parts
Parts 3A1602G 41 Parts 120 V and 240 V Fusion Air Purge System Packages120 V and 240 V Fusion CS System Packages120 V and 240 V P2 System Packages120 V and 230 V Manual 2K System Packages System Package Volts Description Bare Proportioner (101) see page 42 Hose (102) see page 47 Gun (103) see gun ma...
Page 50 - Fusion Air Purge Gun
Suggested Spare Replacement Parts 50 3A1602G Suggested Spare Replacement Parts Accessories Fusion Air Purge Gun Air purge gun, available in round or flat patterns. See manual 309550. Fusion ClearShot ™ Air purge gun with ClearShot Liquid Technology, avail-able in round or flat patterns. See manual 3...
Page 51 - Dimensions
Dimensions 3A1602G 51 Dimensions 34.58 in.(87.8 cm) 24.12 in.(61.3 cm) 15.06 in.(38.3 cm) TI17120a
Page 53 - Technical Data
Technical Data 3A1602G 53 Technical Data Reactor E-8p US Metric Maximum fluid working pressure 2000 psi 14 MPa, 138 bar Electrical requirements Model 259082: 120 Vac, 1 phase, 50/60 Hz, 1800 W; requires a single dedicated 15 A circuit Generator Size 2500 W minimum Maximum Ambient Temperature 110°F 4...
Page 54 - Graco Standard Warranty; Graco Information
All written and visual data contained in this document reflects the latest product information available at the time of publication. Graco reserves the right to make changes at any time without notice. For patent information, see www.graco.com/patents. Original instructions. This manual contains Eng...
