Graco 3A2824B Manuale Utente

Instructions - PartsViscon®LTFluid HeaterFor variable heating of fluids.Not approved for use in explosive atmospheres or hazardous locations.Model No.

Component Identification10 3A2824BElectrical ConnectionsRequirements For All Installations• The user must provide external over-current protec-tion. F

Operation3A2824B 11OperationPressure Relief ProcedureFollow the Pressure Relief Procedure wheneveryou see this symbol.Follow Pressure Relief Procedure

Operation12 3A2824BSetting Heater Control(Refer to FIG.6)1. Set the heater control knob (9) to a trial setpoint of 4or 5.2. Start the pump and circula

Troubleshooting3A2824B 13TroubleshootingRepairBefore Beginning RepairPROBLEM CAUSE SOLUTIONNo heat and heater indicator light isoff.Heater power off o

Repair14 3A2824BHeater Temperature ControlsSee FIG. 7. Control knob (9) sets temperature of heater.Indicator light (8) turns on when thermostat is hea

Repair3A2824B 15Heater Cartridge1. See Before Beginning Repair, page 14. Relievepressure.2. Wait for heaters to cool.3. Testing: Use a multimeter to c

Repair16 3A2824BIndicator Light1. See Before Beginning Repair, page 14. Relievepressure.2. Wait for heaters to cool.3. See FIG. 7. Loosen two screws (

Repair3A2824B 17mostat switch from bracket. Pull thermostatprobe (JJ) slowly out of heater core (2).8. Insert new thermostat probe into core with heat

Parts18 3A2824BParts;;;..723;;5 & &)Apply a thin film of he

Accessories3A2824B 19--- Not for sale.▲ Replacement Danger and Warning labels, tags andcards are available at no cost.◆ Not shown.Accessories110009 He

2 3A2824BContentsWarnings ...3Installation ...5TypicalInstallationDrawing ...5

Technical Data20 3A2824BTechnical DataSchematic DiagramMaximum Working Pressure ... 2000 psi (140 bar, 14 MPa)Maximum Amps ...

Technical Data3A2824B 21Dimensionsti19998a2.9 in.(7.3 cm)2.5 in.(6.35 cm)15.3 in.(38.7 cm)3/8 npt(f) Fluid Inlet1/4 npsm Fluid Outlet70 in. (178 cm) S

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

Warnings3A2824B 3WarningsThe following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama-tion point s

Warnings4 3A2824BTOXIC FLUID OR FUMES HAZARDToxic fluids or fumes can cause serious injury or death if splashed in the eyes or on skin, inhaled, orswa

Installation3A2824B 5InstallationTypical Installation DrawingThe typical installation drawing is only a guide. Your Graco distributor can assist in de

Component Identification6 3A2824BComponent IdentificationFIG. 2: Typical Installation – Heated Circulating SystemKey:AA Temperature controlAB Heater l

Component Identification3A2824B 7General InformationSelecting TubingFluid loses some heat through the tubing or hosebetween the heater and spray gun.

Component Identification8 3A2824BMounting HeaterHeater controls must be easily accessible.The mounting surface must be able to support theweight of th

Component Identification3A2824B 9Fluid Connections andAccessoriesTo handle fluid expansion caused by heat:• Use flexible hoses between heater and gun.