Graco 245848 Instructions - Parts Manual Download Page 1

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309524V

Instructions - Parts

VISCON

High Pressure Fluid Heater

For variable heating of fluids. For professional use only.

7250 psi (50 MPa, 500 bar) Maximum Working Pressure

See page 3 for model information, including maximum working pressure and approvals.

Important Safety Instructions

Read all warnings and instructions in this
manual. Save these instructions.

ti12338A

WLD

Hazardous Location Heater

Non-Hazardous Location Heater

Summary of Contents for 245848

Page 1: ...use only 7250 psi 50 MPa 500 bar Maximum Working Pressure See page 3 for model information including maximum working pressure and approvals Important Safety Instructions Read all warnings and instruc...

Page 2: ...on 15 Pressure Relief Procedure 15 Initial Flushing 15 Priming System 15 Setting Heater Control 16 Adjusting for Spraying 16 Maintenance 17 Flushing 17 Draining Heater 17 Unclogging Fluid Passages 17...

Page 3: ...IECEx ETL 14 0046X Ta 20 C to 60 C For US CAN Class 1 Division 1 Groups C D T3 Ta 20 C to 60 C See Technical Data page 28 for additional information 245863 C 240 4000 16 7 245864 C 480 4000 8 30 24586...

Page 4: ...th all local codes and regulations BURN HAZARD Equipment surfaces and fluid that is heated can become very hot during operation To avoid severe burns Do not touch hot fluid or equipment FIRE AND EXPLO...

Page 5: ...yewear and hearing protection Respirators protective clothing and gloves as recommended by the fluid and solvent manufacturer EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury Do not op...

Page 6: ...vents or flu ids containing such solvents Do not use chlorine bleach Many other fluids may contain chemicals that can react with aluminum Contact your material supplier for compatibility THERMAL EXPAN...

Page 7: ...ilter C Air Regulator and Gauge D Air Line Lubricator E Pump Runaway Valve F Ground Wire G Pump H Explosion Proof Power Switch J Power Cable K Heater L Fluid Filter M Drain Valve N Fluid Pressure Regu...

Page 8: ...09524V Component Identification Key A1 Fluid Inlet A2 Fluid Outlet A3 Heater ON Indicator Light A4 Temperature Control Knob A5 Temperature Gauge A8 Optional Outlet Ports one on outlet manifold and one...

Page 9: ...plumbing Select system components that meet tempera ture and pressure ratings listed in Technical Data page 28 The heater s normal output range is adjustable from 84 220 F 29 104 C To prevent fire and...

Page 10: ...ndards 1 Use M8 bolts of appropriate length and lockwasher CC not supplied to mount bracket 2 Install two screws 6 and washers 5 into top 2 heater mounting posts BB until they are about 1 8 in 3 mm fr...

Page 11: ...ting bars ZZ with M8 x 1 25 x 30 mm bolts 6 and lockwasher 5 2 Observe temperature ratings for the power cable to the terminal junction Cable H07RN does not meet the required 221 F 105 C An intermedia...

Page 12: ...pre set to relieve pressure when it exceeds the system maximum working pressure 3 Install a fluid filter L drain valve M and fluid pressure regulator N near the heater s 1 2 14 npt f fluid outlet Then...

Page 13: ...I Division I Groups C1 and D approved explosion proof conduit Follow all National State and Local electric codes A conduit seal D is required within 18 in 457 mm of the heater for the US and Canada A...

Page 14: ...Cart Mounted Wiring Connect a plug that meets the electrical codes for your location See FIG 10 FIG 9 Wall Mounted Wiring WL D Power terminal Neutral terminal or 2nd power terminal Ground terminal Ti...

Page 15: ...FIG 1 page 7 1 Do not turn on the heater yet 2 If using an airless spray gun do not install a spray tip yet 3 Start the pump according to the instructions sup plied with it 4 Turn the system director...

Page 16: ...h the desired tem perature adjust the setpoint Adjusting for Spraying 1 Adjust pump pressure and heater setpoint to the lowest settings needed for good fluid atomization 2 Set all system back pressure...

Page 17: ...ssure Relief Procedure page 15 2 Remove heater inlet and outlet fittings Have a con tainer ready to catch the fluid Unclogging Fluid Passages FIG 13 1 Drain the heater 2 Remove the heater block 3 from...

Page 18: ...rate too high Reduce flow rate or use 2 heaters Clogged fluid passages Flush regularly Page 17 Temperature too high Wrong temperature setting Adjust setting Page 16 Failed primary thermostat 24 Repla...

Page 19: ...ter block 3 11 Continue reassembling in reverse order of disas sembly See Reassembly Notes below Backup Thermostat 1 Follow Pressure Relief Procedure page 15 2 Remove housing cover 18 3 Remove screws...

Page 20: ...n lb 10 N m 1 2 6 2 16 19 15 HH 16 10 1 EE 1 3a GG 18 24 27a 35 FF 1 26 28 25 Wiring Diagram 52 5 FIG 16 Thermostat Repair Non hazardous Heaters ti2337e Apply thermal lubricant Torque to 89 in lb 10 N...

Page 21: ...l junction box cover 4 4 Hazardous Location Heater only In the junction box 1b disconnect the main power lead from the termi nal of the post bushing 9a Non hazardous Location Heater only Disconnect th...

Page 22: ...ing Junction Box Apply sealant 1 2 3 4 1 6 5 18 24 29 6 5 9a 1 2 3 4 10 15 3a 3b 3 5 6 1 4 1b 1a 4 JJ 30 33 12 ti2334g FIG 18 Control Repair Non hazardous Location Heaters Torque to 89 in lb 10 N m El...

Page 23: ...35 26 28 29 30 33 12 16 19 15 16 10 6 5 1 1 9 2 3 7 8 5 6 32 43 36 4 3 Torque to 89 in lb 10 N m Apply sealant Apply thermal lubricant Torque nuts 62 to 13 14 in lb 1 4 1 5 N m 1 2 3 4 1 2 31 31 8 7 1...

Page 24: ...LIGHT HOUSING 1 21 108664 ALLEN WRENCH 6 mm 1 22 105747 ALLEN WRENCH 2 mm 1 23 101369 ALLEN WRENCH 0 0927 in 1 24 108676 PRIMARY THERMOSTAT 1 25 100032 SCREW 6 32 UNC 2A 2 26 105672 SET SCREW M4 x 0 7...

Page 25: ...52 15 10 9 5 18 47 26 28 27b 35 25 29 30 33 32 2 3 31 5 6 8 16 19 16 36 43 Torque to 89 in lb 10 N m Apply sealant Apply thermal lubricant Torque nuts 62 to 13 14 in lb 1 4 1 5 N m 1 2 3 4 3 1 2 2 1 2...

Page 26: ...SING 1 21 108664 ALLEN WRENCH 6 mm 1 22 105747 ALLEN WRENCH 2 mm 1 23 101369 ALLEN WRENCH 0 0927 in 1 24 108676 THERMOSTAT SWITCH 1 25 100032 SCREW 6 32 UNC 2A 4 26 105672 SET SCREW 1 27b 114027 WASHE...

Page 27: ...n Hazardous Locations 110160 600 V 12 Awg Extra Hard Usage Type St High Temperature 221 F 105 C rated For Hazardous Locations flameproof 24W679 600 V 12 Awg Extra Hard Usage Type St High Temperature 2...

Page 28: ...0 435 in 11 1 mm Fluid Passage Length 133 in 3383 mm Thermometer Range 64 250 F 18 121 C Wetted Parts Stainless Steel Temperature Operating Range 84 219 F 29 104 C Weight 39 lb 17 6 Kg 94 16 68 39 57...

Page 29: ...tion Heater G H J K L 9 375 in 238 mm 8 46 in 215 mm 6 5 in 165 mm 18 in 457 mm 6 375 in 162 mm L K G H J 1 2 npt m Fluid Inlet 1 2 npt f Fluid Outlet 3 4 npt f Electrical Conduit Port G H J K L 7 26...

Page 30: ...n material or workmanship repairs will be made at a reasonable charge which charges may include the costs of parts labor and transportation THIS WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ANY OTHER WARRA...

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