Graco 3A2954D User's Manual
Contents
1. w d if S 05486 524 Key A Bleed type Master Air Valve K Heater T Fluid Shutoff Valve B Air Filter L Fluid Filter U Director Valve C Air Regulator and Gauge M Drain Valve V Drain Back Tube D Air Line Lubricator N Fluid Pressure Regulator W Suction Tube E Pump Runaway Valve P Fluid Supply Line X Pressure Relief Valve F Ground Wire Q Spray Gun Y Whip End Hose G Pump R Fluid Return Line Air Supply Line J Power Cable not shown S Back Pressure Valve FIG 1 Typical Installation Heated Circulating System 3A2954D 5 Component Identification Component Identification Thermostat Controlled Model Externally Controlled RTD Feedback Model ti20051a A1 Fluid Inlet A2 Fluid Outlet A3 Heater ON Indicator Light A4 Temperature Control Knob 24P016 Only A5 Temperature Gauge 24P016 Only A6 Optional External RTD Feedback Port 262853 Only A7 Optional Inlet Ports front and bottom A8 Optional Outlet Ports one on outlet manifold and one on opposite side of heater 6 3A2954D Component Identification General Information Selecting Tubing Fluid loses some heat through the tubing or hose M xf between the heater and spray gun Locate heater close sl to the spray area to minimize heat loss through plumb2. L To prevent serious injury caused by component or equipment rupture Never install a shutoff device between the heater and gun as this will trap the heated fluid and not allow for expansion Never use a fluid regulator as a shutoff device if it is installed between the heater and gun ma Provide a means for adequately handling fluid Fic 5 Fluid Connections and Accessories expansion caused by heat To handle fluid expansion caused by heat e Use flexible hoses between heater and gun e Install a properly sized accumulator down stream from the heater e Install a pressure relief valve X pre set to relieve pressure when it exceeds the system maximum working pressure 2 If feeding an airless spray gun install a fluid filter L drain valve M and fluid pressure regula tor N near the heater s 3 4 14 npt f fluid outlet Then connect the fluid outlet line NOTICE The RTD sensor must always be mounted on the out let side of housing 67 If you plumb the outlet to the left side swap position of sensor 88 and plug 82 3A2954D 9 Component Identification Electrical Connections Heater installation must be in compliance with all applicable local codes and regulations This equip ment must be grounded Improper grounding setup or usage of the system can cause electric shock All electrical wiring must be done by a qualified electri cian and comply with all local codes
3. NOTICE To avoid damaging capillary tube GG of the thermo stat which can cause heater malfunction do not kink or nick the tube To avoid shorting out the heater do not allow capillary tube to contact the terminals on switch 10 or thermostat 24 Follow step 10 below 10 Liberally apply thermal lubricant part no 110009 to probe EE of new thermostat 24 Loop capillary tube GG several times and wrap the loops with tie strap 42 not shown Insert probe in the heater block 11 Continue reassembling in reverse order of disas sembly See the following Reassembly Notes sec tion 16 Overtemperature Switch NOTE This switch is a manual reset type Press the red button to reset the switch Check for continuity across the contacts If the switch tripped always determine the cause before returning the heater to service 1 Follow Pressure Relief Procedure page 11 2 Remove screws 52 then remove housing cover 18 3 Unplug wires from tabs HH on switch 4 Remove the two screws 16 securing the switch then remove the switch 10 5 Liberally apply thermal lubricant part no 110009 to the bottom of the thermostat switch and reinstall it in reverse order of disassembly Reassembly Notes e Refer to FIG 8 or FIG 9 for wiring connections e Make sure gasket 47 is installed and aligned with electrical housing screw holes e Secure cover 18 with screws 52 Torque screws to 89 in l
4. e Select system components that meet temperature ing and pressure ratings listed in Technical Data page 27 The heater s normal output range is The chart in FIG 2 shows a heat loss curve for 3 com adjustable from 84 220 F 29 104 C mon types of tubing To prevent fire and explosion locate heater away from all flammable materials and where operators Chart Notes will not come in contact with hot metal surfaces e Higher flow rates have less heat loss To avoid burns insulate and or label lines and components exiting heater that may become hot e Foam insulated steel tubing and high pressure air less paint hose retain heat best Insulated tubing and hose are more expensive but higher costs are commonly offset by lower operating costs Heat Loss Curve 70 F 21 C Ambient 20 ft 6 1 m steel tube Fluid 130 F 54 C 20 ft 6 1 m steel tube 3 8 in 9 mm foam insulation Fluid 110 F 43 C 20 ft 6 1 m airless paint hose Fluid 110 F 43 C Typical Fluid Temperature Drop i 1 f 2 2 3 LPM 0 1 0 2 03 0 4 0 5 0 6 0 7 0 8 GPM Flow Rate FIG 2 Typical Temperature Drop 3A2954D 7 Component Identification Mounting Heater NOTE The Viscon HF heaters will mount anywhere a Viscon HP heater was previously mounted See the dimensions listed for accessory bracket 192585 on page 26 and the heater dimensions shown on page 29 NOTE Heater controls must be easily accessibl
5. Replace sensor 88 and compres the setpoint temperature during heat is installed too far into fluid path Sen sion fitting 72 See page 21 sor does not sense aluminum core Heater core is dirty or has baked on Disassemble and clean all parts that material come in contact with material 14 3A2954D Troubleshooting NOTE See the Parts illustration that applies to your heater on page 22 or 24 RTD Sensor 37 10 37 89 53 1000 ohm Wire Coler Signal Fer Boraron White RTD Element Fic 8 Electrical Schematic 262853 Heater with RTD ti20062a 98 10 98 89 53 87 ti20063a 37 24 97 i 89 FIG 9 Electrical Schematic 24P016 Heater with Thermostat 3A2954D 15 Repair Repair ET TA Zz I To avoid burns electric shock and skin injection make sure the main power is OFF heater is cool and pressure is relieved before repairing Primary Thermostat amp Probe Model 24P016 Only see FIG 10 on page 17 1 Perform Pressure Relief Procedure page 11 2 Remove screws 52 then remove housing cover 18 3 Loosen screws 25 that secure thermostat in place 4 Remove wires from the primary thermostat termi nals FF 5 Loosen setscrew 26 in switch shaft 28 6 Pull thermostat probe EE out of heater block 7 Remove thermostat 24 from housing 1 8 Remove screw standoff 35 with washer 27 9 Remove bracket from thermostat 24 and secure to new thermostat
6. die 13 Drain the Heater 13 Models VAC 50 60 Hz single phase Description Watts Amps Approvals 24P016 Thermostat Control RTD For Use With 262853 External Digital Control 240 5400 22 5 240 5400 22 5 Troubleshooting 14 ROPA samaan eee bbe en pew eme nates 16 Primary Thermostat amp Probe 16 Overtemperature Switch 16 Control Knob 18 Heater Core Removal and Fluid Passage Unclogging 19 Heater Cartridges 20 RTD Sensor and Fitting Replacement 21 Parts ah GREEN Se Rk sh ee de 22 DAPOIG iii as in ches uen bw eee bea ee 22 262853 24 Accessories La eh eee aa oe 26 Technical Data 27 Performance Charts 28 Dimensions 29 Graco Standard Warranty 30 Graco Information 30 D Intertek 9902471 Conforms to UL Std 499 CSA Std 22 2 No 88 CE 3A2954D Warnings 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 manual or on warning labels refer back to thes
7. 47 15A991 48 15B827 50 103338 51 117483 52 111962 53 246014 54 106216 574 172953 604 15B819 64 111307 65 24P019 66 24P021 67 24P020 681 69 16P607 70t 164891 71t 103374 72 126351 73 16R883 74 126669 75 102726 3A2954D Description ENCLOSURE controls heater WASHER lock spring GASKET heater SCREW ground SCREW shcs m8x18 THERMOSTAT SWITCH TAG warning SCREW drive 6 SCREW machine pan head LABEL brand COVER heater controls top HOUSING light heater viscon hp SCREW machine pan head SPRING compression FITTING tee thermometer 3 4 LABEL electric shock warning WIRE assembly LUBRICANT thermal 1 oz tube SEALANT pipe stainless steel STRAP tie wiring LABEL multiple warnings English TAPE tfe sealant GASKET heater LENS light glass PACKING o ring SCREW jam socket SCREW cap button head BOARD circuit heater indicator light assembly NUT lock LABEL grounding symbol round LABEL multiple warnings multi language WASHER lock external HOUSING inlet heater SLEEVE center heater HOUSING outlet heater CORE spiral heater PLATE mounting heater PACKING o ring PTFE 135 SCREW machine round head FITTING compression thermocouple FITTING nipple reducing 3 4 x 1 2 SCREW machine serrated hex head 5 16 18 x 2 5 in PLUG pipe headless 3 4 in a po Pp NY P oA a mn nm 223 zx N N Ref Part 7
8. 72 do not rotate the core 68 when perform ing the following step 8 Unscrew cylinder 66 Pull down to remove 3A2954D Repair 9 Remove screws 52 then remove cover 18 10 On model 262853 only remove RTD sensor 88 Loosen nut on compression fitting 72 Pull nut and sensor straight up out of heater 11 Remove 4 screws 71 from top of plate 69 12 Disconnect heater cartridge 81 wire leads from wire nuts 89 NOTICE To prevent damage to sensors and wiring do not turn core 68 The core pushes straight down out of housing 67 13 Pull heater core straight down out of the upper housing 67 14 Use a wire brush to clean outside fluid passages until bare aluminum is visible NOTE Model 24P016 Only The capillary bulb tube from the thermostat 24 will slowly pull out of its hole in the core 68 The heater core wires will pull down through plate 69 Reassembly Notes e Always replace o rings 70 76 and 79 e Refer to FIG 10 or FIG 11 on page 17 for wiring connections e Model 262853 only Make sure the core 68 is aligned with the plug 82 pin in housing 67 e Make sure gasket 47 is installed and aligned with electrical housing screw holes e Secure cover 18 with screws 52 Torque screws to 85 90 in Ib 10 Nem 19 Repair Heater Cartridges See Parts illustration that applies to your heater on page 22 or 24 1 Follow Pressure Relief Procedure pag
9. This protective equipment includes but is not limited to e Protective eyewear and hearing protection e Respirators protective clothing and gloves as recommended by the fluid and solvent manufacturer EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury e Do not operate the unit when fatigued or under the influence of drugs or alcohol e Do not exceed the maximum working pressure or temperature rating of the lowest rated system component See Technical Data in all equipment manuals Use fluids and solvents that are compatible with equipment wetted parts See Technical Data in all equipment manuals Read fluid and solvent manufacturer s warnings For complete information about your material request MSDS from distributor or retailer Do not leave the work area while equipment is energized or under pressure Turn off all equipment and follow the Pressure Relief Procedure when equipment is not in use Check equipment daily Repair or replace worn or damaged parts immediately with genuine manu facturer s replacement parts only Do not alter or modify equipment Alterations or modifications may void agency approvals and create safety hazards Make sure all equipment is rated and approved for the environment in which you are using it Use equipment only for its intended purpose Call your distributor for information Route hoses and cables away from traffic areas sharp edges moving parts and hot surfaces Do not kink or over bend ho
10. 110009 1 fluid ounce tube 26 3A2954D Technical Data Technical Data The heater can be used in the following environmental conditions indoor use 99 maximum relative humidity pollu tion degree 2 installation category Il maximum ambient temperature 135 F 57 Maximum Working Pressure Voltage Wattage Current Fluid Passage Heat Transfer Area Fluid Passage Dimensions 3 parallel paths Fluid Passage Equivalent Diameter Thermometer Range Wetted Parts Main supply fluctuation not to exceed 10 3A2954D 7250 psi 50 MPa 500 bar See Models on page 2 210 in 1355 cm Height 0 41 in Width 0 32 in Length 3 x 48 in 0 72 in 18 3 mm 64 250 F 18 121 C Stainless Steel Anodized Aluminum Electroless Nickel Plated Steel PTFE 84 219 F 29 104 C 51 Ib 23 2 kg 1000 ohm class B 3 wire Connector M8 4 pin male 27 Technical Data Performance Charts 170 160 150 140 130 120 110 100 Maximum Temperature Rise F 90 80 100 90 80 70 60 Outlet Temperature versus Flow Rate at each knob setting Viscon HF Heater with 70 F Test Oil 0 25 0 50 0 75 1 00 1 25 1 50 1 75 Flow Rate gpm Temperature Rise versus Flow Rate at each knob setting Viscon HF Heater w
11. 6 to housing 67 After bottoming parts together loosen between 0 and 90 degrees to align set screws 83 to sleeve flats 66 Assemble housing 65 to sleeve 66 After bottoming parts together loosen between 0 and 180 degrees to align set screws 83 to sleeve flats 66 VAN Cut wires from board 3A2954D 24P016 Ref Part 1 par 2 102124 5 107542 7 15A990 8 116343 9 117367 10 24P291 12 177969 134 177922 14 100055 16 105676 17 18 15A810 20 15B828 24 108676 25 100032 26 105672 27 114027 28 183068 29 112738 30 101366 31t 16A240 32 16R930 33 177968 34 35 117526 364 15B623 37 246346 38t 110009 39t 42 434 15B625 44 47 15A991 48 15B827 49 15D757 50 103338 51 117483 52 111962 53 246014 54 106216 56 574 172953 604 15B819 64 111307 3A2954D Description ENCLOSURE controls heater THERMOMETER dial WASHER lock spring GASKET heater SCREW ground SCREW socket head cap M8 x 18 THERMOSTAT SWITCH KNOB adjusting TAG warning SCREW drive 6 SCREW machine pan head LABEL brand COVER heater controls top HOUSING light heater THERMOSTAT SCREW machine pan head SCREW set socket cap head WASHER flat SHAFT switch GROMMET SCREW set socket cap head SPRING compression FITTING tee thermometer 3 4 KNOB control SEALANT anaerobic SPACER standoff threaded LABEL electric shock warning WIRE assy LUBRICANT thermal 1 oz tube SEAL
12. 6t 126396 77 16P609 78 16P610 79t 102930 81 16P821 82 16V591 83 101679 84 16P608 85 260067 86 117625 87 121603 88 126381 89 122032 90 110996 914 189285 924 189930 93 16R882 94 198292 95t 105325 Not for sale Description PACKING o ring PTFE 235 CLAMP mounting bottom heater CLAMP u bolt heater PACKING o ring CARTRIDGE heater 2700W 240V PLUG steel locator SCREW set socket cap CLAMP mounting top heater FITTING strain relief 1 2 npt NUT locking GRIP cord 0 51 0 71 3 4 SENSOR RTD 1k ohm 4 pin NUT wire NUT hex flange head LABEL burn hazard triangular LABEL shock hazard triangular FITTING nipple 3 4 PLUG pipe 3 8 npt PLUG pipe Parts Qty ND mn i eet NGO SX Na A Replacement Danger and Warning labels tags and cards are available at no cost Not shown T Parts included in Heater Core 68 Replacement Kit 24P022 25 Accessories Accessories Mounting Bracket Cart Bracket 192585 For mounting heaters to 2 5 in 63 mm square tube frames Order 2 each of the following 183484 Clamp A Lo W Jog 183485 Mounting bar in 74 a PR y NG y Op LT c la l aba 183484 183485 Dimensions inches mm 5 0 6 76 0 88 3 37 6 25 1 44 127 172 22 4 85 6 158 8 36 6 ti20055a 74 amp 90 screw and nut included with heater Thermal Lubricant
13. ANT pipe stainless steel STRAP tie wiring LABEL multiple warnings English TAPE tfe sealant GASKET heater LENS light glass HOUSING thermometer PACKING o ring SCREW jam socket SCREW cap button head BOARD circuit heater indicator light assembly NUT lock SEALANT anaerobic LABEL grounding symbol round LABEL multiple warnings multi language WASHER lock external rm mm mm Ns ssa NS mm D NGO ss bo Sak 74 75 76t 77 78 81 98 Not for sale Part 24P019 24P021 24P020 16P607 164891 103374 16R883 102726 126396 16P609 16P610 102930 16P821 556410 101679 16P608 121603 122032 110996 189285 189930 16R882 105325 166590 161515 16T502 Description HOUSING inlet heater SLEEVE center heater HOUSING outlet heater CORE spiral heater PLATE mounting heater PACKING o ring SCREW machine round head FITTING nipple reducing 3 4 x 1 2 SCREW machine serrated hex head 5 16 18 x 2 5 in PLUG pipe headless 3 4 in PACKING o ring PTFE 235 CLAMP mounting bottom heater CLAMP u bolt heater PACKING o ring CARTRIDGE heater 2700W 240V PLUG steel 1 8 pipe hex head SCREW set socket cap CLAMP mounting top heater GRIP cord 0 51 0 71 3 4 NUT wire NUT hex flange head LABEL burn hazard triangular LABEL shock hazard triangular FITTING nipple 3 4 PLUG pipe FITTING elbow street high pressure WIRE
14. Instructions Parts G VISCON HF mm High Flow High Pressure Fluid Heater EN For variable heating of viscous fluids Not approved for use in explosive atmospheres or hazardous locations 7250 psi 50 MPa 500 bar Maximum Working Pressure Read all warnings and instructions in this manual B Important Safety Instructions Save these instructions See page 2 for model numbers descriptions and approvals information Thermostat Controlled Externally Controlled RTD ti20051a Feedback Model PROVEN QUALITY LEADING TECHNOLOGY Models Contents Models Quad cece atthe othe eee eas 2 WarmnitQS isin cece AA eee eee tases 3 Installation 5 Typical Installation Drawing 5 Component Identification 6 General Information 7 Selecting Tubing 7 Mounting Heater 8 Fluid Connections and Accessories 9 Electrical Connections 10 RTD Temperature Connection 10 Grounding 10 Op ration 2242282 Ree eee ee 11 Pressure Relief Procedure 11 Initial Flushing 11 Priming System 11 Setting Heater Control 12 Adjusting for Spraying 12 Maintenance 13 Flushing 4 44 pat eae moe due Cee R
15. RE AND EXPLOSION HAZARD Flammable fumes such as solvent and paint fumes in work area can ignite or explode To help prevent fire and explosion Use equipment only in well ventilated area Eliminate all ignition sources such as pilot lights cigarettes portable electric lamps and plastic drop cloths potential static arc Keep work area free of debris including solvent rags and gasoline Do not plug or unplug power cords or turn power or light switches on or off when flammable fumes are present Ground all equipment in the work area See Grounding instructions Use only grounded hoses Hold gun firmly to side of grounded pail when triggering into pail Do not use pail liners unless they are antistatic or conductive Stop operation immediately if static sparking occurs or you feel a shock Do not use equipment until you identify and correct the problem Keep a working fire extinguisher in the work area 3A2954D 3 Warnings TOXIC FLUID OR FUMES HAZARD Toxic fluids or fumes can cause serious injury or death if splashed in the eyes or on skin inhaled or swal lowed e Read MSDSs to know the specific hazards of the fluids you are using e Store hazardous fluid in approved containers and dispose of it according to applicable guidelines PERSONAL PROTECTIVE EQUIPMENT Wear appropriate protective equipment when in the work area to help prevent serious injury including eye injury hearing loss inhalation of toxic fumes and burns
16. and regulations NOTICE To help prevent damage avoid spilling liquids onto electrical components and never operate with the cover removed or screws missing Requirements For All Installations e The power supply must not exceed heater voltage and amperage See Models page 2 e Conductors used for supply connection must be suitable for at least 221 F 105 C An intermediate Type e junction may be required e Branch circuit breaker over current protection must be used The recommended branch circuit breaker size is 30 amps e Connections are made through the strain relief cord grip 87 It will accept cords with an outside diame ter of 0 51 0 71 in 13 18 mm e Make your ground connection to the green ground lug inside the control head e Make your power connections to the single white and black wires which have loose ends in the control head Refer to the applicable schematic on page 15 RTD Temperature Connection Model 262853 Only A separate smaller cord grip is provided to bring a cable and connector into the M8 4 pin connection inside the heater Refer to the applicable schematic on page 15 and the Technical Data on page 27 10 Grounding The equipment must be grounded to reduce the risk of static sparking and electric shock Electric or static sparking can cause fumes to ignite or explode Improper grounding can cause electric shock Grounding provides an escape wire for the electric cu
17. assembly ring x quick connect WIRE assembly Parts 2 ND Dm DD ME D ah A AN OW SOB ND A Replacement Danger and Warning labels tags and cards are available at no cost Not shown T Parts included in Heater Core 68 Replacement Kit 24P022 23 Parts 262853 A Apply medium strength thread locking fluid A Apply sealant 39 and tape 44 A Torque to 7 11 ft lb 10 15 Nem A Apply thermal lubricant 38 to bottom of flange 10 and plate 82 and top of core 68 A Connect appropriate wire 240V and terminal end part of item 53 to heater terminal YAN Apply spray adhesive as necessary on gasket 24 ti20060a Cut wires from board Cut ring terminals from white wire and 240V black wire Strip wire for connection to wire nuts 89 A Power cord is user supplied A Secure RTD connector 88 with tie strap 42 to RTD stem 88 A Assemble sleeve 66 to housing 67 After bottoming parts together loosen between 0 and 90 degrees to align set screws 83 to sleeve flats 66 A Tighten screws adequately to compress o ring 70 Plate 69 and core 68 must be tight against each other 3A2954D 262853 Ref Part 1 sga 5 107542 7 15A990 8 116343 9 117367 10 24P291 134 177922 14 100055 16 105676 17 18 15A810 20 15B828 25 100032 31t 16A240 32 16R930 364 15B623 37 16T502 38t 110009 39t 42 43M 15B625 44
18. b 10 Nem 3A2954D Repair FIG 11 Sensor Repair 262853 3A2954D 17 Repair Control Knob This procedure applies to heater 24P016 only See the Parts illustration on page 22 1 2 18 Follow Pressure Relief Procedure page 11 Turn control knob 33 to setpoint 1 Loosen the control knob setscrew 30 Remove control knob Remove adjusting knob 12 from the control knob and press fit it onto the new control knob Check the grommet 29 and replace if worn Position new knob so setpoint 1 aligns with the 12 o clock position and the knob is about 1 16 in 1 mm away from the housing Install and tighten setscrew 30 3A2954D Heater Core Removal and Fluid Passage Unclogging The heater core 68 can be removed for thorough cleaning or replacement See the Parts illustration that applies to your heater on page 22 or 24 ti20065a FIG 12 1 Follow Pressure Relief Procedure page 11 2 Disconnect power 3 Drain the Heater page 13 4 Loosen set screws 83 from bottom inlet housing with a 3 16 in hex key 5 Unscrew bottom inlet housing 65 6 Remove nuts 90 then remove cylinder u bolt clamp 78 7 Loosen set screws 83 on upper fluid housing 67 NOTICE On model 262853 only to prevent damaging the RTD sensor
19. e NOTE The mounting surface must be able to support the weight of the heater and fluid and any stress caused during operation Wall Mounting NOTE Use wall bracket as a template to mark bolt holes Accessory Bracket 192585 FIG 3 1 Use lockwashers and M8 bolts AA of appropriate length not supplied to mount bracket 2 Install two screws 74 through spacer block and into top two heater mounting holes until they are about 1 8 in 3 mm from fully installed 3 Lift heater and slide two screw heads into bracket slots 4 Install u bracket 78 around heater and install remaining 2 nuts 90 Tighten all nuts and bolts ti20054a FIG 3 Accessory Bracket 192585 Cart Mounting FIG 4 NOTE For a 2 5 in square tube frame cart you need to have 2 each of cart mounting bar 183485 CC and clamp 183484 BB See Accessories page 26 to order Place clamps BB around the cart vertical post DD and secure to the heater mounting bars CC with bolts 74 and nuts 90 NG DD A BB CC ti20055a FIG 4 3A2954D Component Identification Fluid Connections and x Accessories Ss Fi 5 wh 1 Install a fluid shutoff valve T in the heater s 3 4 in npt m fluid inlet Do not overtighten Connect N EI G the fluid supply line to the valve LI BC ey
20. e 11 2 Disconnect power 3 Drain the Heater page 13 4 Perform Heater Core Removal and Fluid Passage Unclogging procedure on page 19 This includes removing the inlet housing 65 5 With the inlet housing removed remove 5 screws 52 and cover 18 6 Disconnect wires from heater cartridges 81 7 Remove pipe plug 95 and springs 31 from bot tom of core 68 8 Use a 3 8 in 10 mm rod to push each cartridge out of the top of the core 9 Wire new cartridges per FIG 8 or FIG 9 page 15 20 3A2954D Repair RTD Sensor and Fitting 1 8 in 1 6 to 3 2 mm into fluid outlet when looking into the outlet See FIG 13 Replacement Ma Plu Model 262853 Only g 1 Follow Pressure Relief Procedure page 11 2 Disconnect power 3 Remove screws 52 then remove cover 18 4 Disconnect M8 cable connection for sensor 88 5 Loosen nut on compression fitting 72 and pull the sensor 88 straight up and out 9 6 Remove compression fitting r H Reassembly NOTICE _ Sensor 88 position cannot be changed once a com pression fitting 72 has been tightened A new sensor 88 and a new compression fitting 72 must be used if the position is wrong ti20209a FIG 13 NOTE Sensor 88 and fitting 72 must be replaced 3 Tighten compression nut on f
21. e Warnings Product specific hazard symbols and warnings not covered in this section may appear throughout the body of this manual where applicable ELECTRIC SHOCK HAZARD This equipment must be grounded Improper grounding setup or usage of the system can cause electric shock Turn off and disconnect power at main switch before disconnecting any cables and before servicing or installing equipment Connect only to grounded power source All electrical wiring must be done by a qualified electrician and comply with all local codes and regulations BURN HAZARD Equipment surfaces and fluid that s heated can become very hot during operation To avoid severe burns e Do not touch hot fluid or equipment SKIN INJECTION HAZARD High pressure fluid from gun hose leaks or ruptured components will pierce skin This may look like just a cut but it is a serious injury that can result in amputation Get immediate surgical treatment e Do not spray without tip guard and trigger guard installed Engage trigger lock when not spraying Do not point gun at anyone or at any part of the body Do not put your hand over the spray tip Do not stop or deflect leaks with your hand body glove or rag Follow the Pressure Relief Procedure when you stop spraying and before cleaning checking or servicing equipment Tighten all fluid connections before operating the equipment Check hoses and couplings daily Replace worn or damaged parts immediately FI
22. ed by faulty installation misapplication abrasion corrosion inadequate or improper maintenance negligence accident tampering or substitution of non Graco component parts Nor shall Graco be liable for malfunction damage or wear caused by the incompatibility of Graco equipment with structures accessories equipment or materials not supplied by Graco or the improper design manufacture installation operation or maintenance of structures accessories equipment or materials not supplied by Graco This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an authorized Graco distributor for verification of the claimed defect If the claimed defect is verified Graco will repair or replace free of charge any defective parts The equipment will be returned to the original purchaser transportation prepaid If inspection of the equipment does not disclose any defect in 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 WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE Graco s sole obligation and buyer s sole remedy for any breach of warranty shall be as set forth above The buyer agrees that no other remedy including but not limited to incidental or consequential damages for lo
23. h needs to be flushed out before using the equipment Use a compatible solvent and follow flushing instructions in your fluid supply and spray gun manual Priming System Refer to Fic 1 page 5 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 valve U to circulate and circulate fluid for several minutes 5 Open the spray gun Q at the last outlet to prime the line Repeat for all gun stations 6 Engage the gun trigger lock 7 Shut off the air supply to the pump 8 Perform Pressure Relief Procedure 9 Install the gun spray tip 11 Operation Setting Heater Control Adjusting for Spraying Refer to FIG 6 NOTICE Operating the heater at its highest setting of over This procedure applies to model 24P016 only Heater 180 F 82 C for long periods of time decreases the 262853 with RTD control has no adjustments to make heater life and can cause fluid to dry out which can on the heater it requires use of an external temperature cause heater clogging anda poor spray pattern controller 1 Adjust pump pressure and heater setpoint to the 4or5 lowest settings needed for good fluid atomization 1 Set the heater control knob 33 to a trial setpoint of 2 Start the pump and circulate fluid through the sys 2 Set all system oe pressure Mai en tem at a very low fl
24. ith 72 F Test Oil 50 40 30 20 Maximum Temperature Rise F 10 0 00 28 0 25 0 50 0 75 1 00 1 25 1 50 1 75 Flow Rate gpm 3A2954D Dimensions Measurements inches mm paa SHE 7 25 7 0 17 75 We 184 178 451 Stain Relief in 3 4 npt f Electrical Conduit Port 3 4 14 npt f 1 2 in npt m Fluid Outlet Fluid Inlet shown with a 3 4 x 1 2 nipple Model 24P016 shown NOTE e 24P016 comes with a 3 4 in street elbow and a 3 4 x 1 2 inlet nipple e 262853 comes with a 3 4 x 1 2 inlet nipple pointing to the back e Lower inlet housing can be turned to face the front back left or right 3A2954D Technical Data 29 Graco Standard Warranty Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale to the original purchaser for use With the exception of any special extended or limited warranty published by Graco Graco will for a period of twelve months from the date of sale repair or replace any part of the equipment determined by Graco to be defective This warranty applies only when the equipment is installed operated and maintained in accordance with Graco s written recommendations This warranty does not cover and Graco shall not be liable for general wear and tear or any malfunction damage or wear caus
25. itting 72 3 4 turn after together it holds sensor tight 1 Install new compression fitting 72 into 4 Connect M8 plug housing 67 5 Install cover NOTICE The RTD sensor must always be mounted on the out let side of housing 67 If you plumb the outlet to the left side swap position of sensor 88 and plug 82 2 Position sensor through housing 67 so it sticks through the aluminum shoulder on core 68 1 16 to 3A2954D 21 Parts Parts 24P016 Apply sealant 39 and tape 44 A Torque to 7 11 ft lb 10 15 Nem A Loosen setscrew 26 Turn shaft 28 clockwise and re tighten setscrew 26 Turn shaft counter clockwise Install knob 33 with 1 at 12 o clock position Tighten knob setscrew 30 A Apply sealant 34 A Apply thermal lubricant 38 to bottom of flange 10 A Press fit onto knob 33 22 A Apply thermal lubricant 38 completely covering probe before inserting A Wrap capillary tube of thermostat 24 and attach strap 42 Do not kink or nick tube Position wrapped capillary tube between thermostat 24 and wall of enclosure 1 maintaining at least 0 6 in from heating element Connect appropriate wire 240V and terminal end part of item 53 to heater terminal Ad Apply adhesive 56 if required ti20061a A Apply spray adhesive as necessary on gasket A Locate on wall of housing near 8 A Assemble sleeve 6
26. k continuity of overtemperature switch If circuit is open press red reset switch and re check Determine why switch opened before restarting Model 24P016 only check that the thermostat 24 is open when the knob is turned to the left and closed when turned to the right Burned out heater cartridges 81 Replace cartridges Temperature too low Fluid requires more warm up time Wrong temperature setting Adjust setting page 12 Flow rate too Flow rate too high Reduce flow rate or use 2 heaters flow rate or use 2 heaters EL fluid passages Heater KEE Removal and Fluid Passage Unclogging page 19 One of the two heater cartridges 81 Check each cartridge for a resistance failed of approximately 21 ohms The pair in parallel should have a resistance of approximately 10 7 ohms See Heater Cartridges on page 20 Temperature too high Wrong temperature setting Adjust setting page 12 Failed primary thermostat 24 Replace page 16 High fluctuating temperatures about Primary thermostat 24 contacts Replace thermostat 24 page 16 220 250 F 104 120 C at 0 1 GPM sticking Too much pressure drop or fluid will Flow rate too high Reduce flow rate or use 2 heaters not flow Clogged fluid passages Flush or clean page 13 Heater fittings leak Loose or damaged fittings Tighten or replace fittings Heater temperature rises far beyond Model 262853 only RTD sensor 88
27. nt s a la suite de ou en rapport directement ou indirectement avec les proc dures concern es Graco Information For the latest information about Graco products visit www graco com TO PLACE AN ORDER contact your Graco distributor or call to identify the nearest distributor Phone 612 623 6921 or Toll Free 1 800 328 0211 Fax 612 378 3505 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 English MM 3A2954 Graco Headquarters Minneapolis International Offices Belgium China Japan Korea GRACO INC AND SUBSIDIARIES P O BOX 1441 MINNEAPOLIS MN 55440 1441 USA Copyright 2012 Graco Inc All Graco manufacturing locations are registered to ISO 9001 www graco com Revised May 2013
28. ow rate of about 10 12 oz min page 5 to maintain even fluid pressure at all gun 0 30 0 35 liter min stations 3 After the indicator light turns off read the tempera ture on the thermometer 2 If it does not match the desired temperature adjust the setpoint a J O O 33 KS 2 GRACO ra LI TI 05549 524 FIG 6 Setting Heater Control 12 3A2954D Maintenance Maintenance Flushing Drain the Heater To avoid fire and explosion ensure main power is off Fic 7 and heater is cool before flushing Do not turn on heater until fluid lines are clear of solvent 1 Follow Pressure Relief Procedure page 11 2 Remove heater inlet and outlet fittings or pipe plugs Clogged fluid passages reduce heating efficiency flow i Ng 4 9 g Y Have a container ready to catch the fluid rate and pressure Flush or clean whenever a change in heating efficiency flow rate or pressure is noticed 1 Follow Pressure Relief Procedure page 11 Qunat 2 Ensure main power is off and heater is cool before flushing Use a compatible solvent and follow flush ing instructions in your fluid supply and spray gun manual Do not turn on heater until fluid lines are clear of solvent ti20057a Fic 7 Drain the Heater 3A2954D 13 Troubleshooting Troubleshooting Al IAN N AA ro J o Tl tm Heater will not heat Check circuit and fuses Overtemperature switch 10 tripped e Chec
29. rrent Wire the heater to a properly grounded power supply through the electrical connections and grounding screw 8 In a mobile installation also ground the truck or trailer to a true earth ground 3A2954D Operation Pressure Relief Procedure Follow the Pressure Relief Procedure whenever you see this symbol This equipment stays pressurized until pressure is manually relieved To help prevent serious injury from pressurized fluid such as skin injection splashing fluid and moving parts follow the Pressure Relief Procedure when you stop spraying and before cleaning checking or servicing the equipment Follow Pressure Relief Procedure when you stop spraying and before cleaning checking or servicing equipment 1 Engage the gun trigger lock 2 Shut off main power to the heater 3 Circulate fluid for at least 10 minutes to cool the heated fluid and heater 4 Shut off all air and fluid supplies 5 Disengage the gun trigger lock 6 Hold a metal part of the gun firmly to a grounded metal pail and trigger the gun to relieve pressure 7 Engage the gun trigger lock 3A2954D Operation Initial Flushing To avoid skin injection do not point gun at anyone or at any part of the body To avoid fire and explosion ensure main power is off and heater is cool before flushing Do not turn on heater until fluid lines are clear of solvent The heater was tested with lightweight oil whic
30. ses or use hoses to pull equipment Keep children and animals away from work area Comply with all applicable safety regulations PRESSURIZED ALUMINUM PARTS HAZARD Use of fluids that are incompatible with aluminum in pressurized equipment can cause serious chemical reaction and equipment rupture Failure to follow this warning can result in death serious injury or prop erty damage e Do not use 1 1 1 trichloroethane methylene chloride other halogenated hydrocarbon solvents or fluids containing such solvents e Many other fluids may contain chemicals that can react with aluminum Contact your material sup plier for compatibility THERMAL EXPANSION HAZARD Fluids subjected to heat in confined spaces including hoses can create a rapid rise in pressure due to the thermal expansion Over pressurization can result in equipment rupture and serious injury e Open a valve to relieve the fluid expansion during heating e Replace hoses proactively at regular intervals based on your operating conditions 3A2954D Installation Installation Typical Installation Drawing The typical installation drawing is only a guide Your Graco distributor can assist in designing your system TN
31. st profits lost sales injury to person or property or any other incidental or consequential loss shall be available Any action for breach of warranty must be brought within two 2 years of the date of sale GRACO MAKES NO WARRANTY AND DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE IN CONNECTION WITH ACCESSORIES EQUIPMENT MATERIALS OR COMPONENTS SOLD BUT NOT MANUFACTURED BY GRACO These items sold but not manufactured by Graco such as electric motors switches hose etc are subject to the warranty if any of their manufacturer Graco will provide purchaser with reasonable assistance in making any claim for breach of these warranties In no event will Graco be liable for indirect incidental special or consequential damages resulting from Graco supplying equipment hereunder or the furnishing performance or use of any products or other goods sold hereto whether due to a breach of contract breach of warranty the negligence of Graco or otherwise FOR GRACO CANADA CUSTOMERS The Parties acknowledge that they have required that the present document as well as all documents notices and legal proceedings entered into given or instituted pursuant hereto or relating directly or indirectly hereto be drawn up in English Les parties reconnaissent avoir convenu que la r daction du pr sente document sera en Anglais ainsi que tous documents avis et proc dures judiciaires ex cut s donn s ou inte
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