Graco 3A1569B Manual de usuario

OperationPLURAL COMPONENT PROPORTIONER®A-25Air operated, electrically heated, plural component proportionerFor spraying or dispensing 1:1 ratio polyur

Typical Installation, with Circulation 10 3A1569BTypical Installation, with CirculationKey for FIG. 2A Reactor ProportionerB Heated Hose C Fluid Tempe

Component Identification3A1569B 11Component IdentificationFIG. 3: Typical InstallationAGTWZAFRAASUVAEACYXti16814aAIDDGGFFADABAH

Component Identification 12 3A1569BKey:R Main Disconnect Switch - Controls power to heating circuits. IS Main Air Filter - Filters system air supply.T

Component Identification3A1569B 13Control PanelTemperature Controls and IndicatorsELECTRONIC MONITORING SYSTEM°F°CABAir Motor Pressure GaugeAir Pressu

Component Identification 14 3A1569BMain Power SwitchLocated on right side of unit, page 11. Turns heater power ON and OFF . Does not turn heater zo

Setup3A1569B 15SetupLocate Reactor A-251. Locate Reactor A-25 on a level surface and bolt in place to the floor with 3/8 in. (10 mm) bolts, unless the

Setup 16 3A1569BConfigure to Supply PowerNOTE: Both cord connection AND jumper positioning steps on page 17 must be completed.Step One - Connect Elect

Setup3A1569B 17Step Two - Install Power JumpersFind location for power jumpers which are in a plastic bag tie wrapped to the ground lug.1. Turn screws

Setup 18 3A1569BGround System• Reactor: is grounded through power cord; see page 16.• Spray gun: connect whip hose ground wire to FTS; see page 19. Do

Setup3A1569B 19Recirculation / Pressure Relief LinesIf Recirculating to Supply Drum: Connect high pressure hose (R) to relief fittings (BA, BB) of bot

2 3A1569BContentsProportioner Models . . . . . . . . . . . . . . . . . . . . . . . . 3Systems . . . . . . . . . . . . . . . . . . . . . . . . . . .

Setup 20 3A1569B5. Connect cables (SS). Connect electrical connectors (NN). Be sure cables have slack when hose bends. Wrap cable and electrical conne

Initial Startup3A1569B 21Initial StartupLoad Fluid with Feed PumpsNOTE: The Reactor is tested with oil at the factory. Flush out the oil with a compat

Initial Startup 22 3A1569BSet TemperaturesSee Setup, page 15.1. Turn main power ON .2. Press or to change temperature scale.3. Press to display

Initial Startup3A1569B 23Supply Wet-Cups with Throat Seal Liquid1. Component A (ISO) Pump: Keep reservoir (Z) 3/4 filled with TSL. Wet-cup piston circ

Spraying 24 3A1569BSprayingThe Fusion AP gun is shown.1. After reaching spray temperatures, engage gun piston safety lock.2. Close gun fluid inlet val

Spraying3A1569B 259. Slowly increase the air regulator setting until the approximate stall (static) pressure is achieved on fluid gauges (GA) and (GB)

Park 26 3A1569BParkPark the pumps at the end of the day to cycle propor-tioner pumps to home position, submerging displace-ment rod.1. Open the park v

Flushing3A1569B 27Flushing• Flush out old fluid with new fluid, or flush out old fluid with a compatible moisture-free solvent.• Use lowest possible p

Operation 28 3A1569BOperationDaily Start-up ProcedureNOTE: The daily start-up procedures describe normal operation. Assume that all temperature and pr

Operation3A1569B 2915. Check A and B fluid pressure gauges (GA, GB) to ensure proper pressure balance between A and B. If imbalanced, bleed off the hi

Proportioner Models3A1569B 3Proportioner ModelsAll proportioners can be configured to operate on 380V (4 wire), 230V (3 wire), or 230V 1Ø.SystemsAll s

Fluid Circulation 30 3A1569BFluid CirculationCirculation Through ReactorTo circulate through gun manifold and preheat hose, see page 31.1. Follow Init

Fluid Circulation3A1569B 31Circulation Through Gun ManifoldCirculating fluid through the gun manifold allows rapid preheating of hose.1. Install gun f

DataTrak Controls and Indicators 32 3A1569BDataTrak Controls and IndicatorsThe DataTrak on the Reactor A-25 sprayers do not have runaway protection. F

DataTrak Operation3A1569B 33DataTrak OperationNOTE: The display (AE) will turn off after 1 minute to save battery life. Press any key to wake up the d

Maintenance 34 3A1569BMaintenance• Check and add TSL to B side pump wet-cup daily.• Check ISO lube bottle for significant discoloration or crystalliza

Diagnostic Codes3A1569B 35Diagnostic CodesTemperature Control Diagnostic CodesTemperature control diagnostic codes appear on tem-perature display. The

Dimensions 36 3A1569BDimensionsABCWith Wheels Without WheelsDimension in. (mm) in. (mm)A 43.5 (1105) 43.5 (1105)B 29 (736.6) 21.5 (546)C 30 (762) 24.5

Technical Data3A1569B 37Technical Data*Full load amps with all devices operating at maximum capabilities with 210 ft (64.1 m) of hose. ***210 ft (64 m

All written and visual data contained in this document reflects the latest product information available at the time of publication. Graco reserves th

Warnings 4 3A1569BWarningsThe following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama-tion point

Warnings3A1569B 5FIRE AND EXPLOSION HAZARDFlammable fumes, such as solvent and paint fumes, in work area can ignite or explode. To help prevent fire a

Warnings 6 3A1569BEQUIPMENT MISUSE HAZARDMisuse can cause death or serious injury.• Do not operate the unit when fatigued or under the influence of dr

Important Two-Component Material Information3A1569B 7Important Two-Component Material InformationIsocyanate Conditions Material Self-ignition Keep Com

Important Two-Component Material Information 8 3A1569BChanging MaterialsChanging the material types used in your equipment requires special attention

Typical Installation, without Circulation3A1569B 9Typical Installation, without CirculationKey for FIG. 1A Reactor ProportionerBHeated HoseC Fluid Tem