Graco 312065M User's Manual
Contents
1. Alarms Alarms turn off motor and heat zones Turn main power OFF then ON to clear Alarms can also be cleared except for code 23 No pressing O Warnings Reactor will continue to run Press O to clear A warning will not recur for a predetermined amount of time varies for different warnings or until main power is turned OFF then ON 1l 36 06 Loss of zone communication Individual 98 Loss of display communication AI For hose zone only if FTS is disconnected at startup display will show hose current OA No 21 No transducer component A No transducer component B 22 Hoh pese Pressure imbalance Selectable see repair manual oo line voltage Alarm 30 Momentary loss of communication 32 Motor control board Alarm overtemperature 99 Loss of communication 312065M Maintenance e Check wet cup TSL level daily e Do not overtighten packing nut wet cup Throat u cup is not adjustable e Inspect fluid inlet strainer screens daily see below e Grease circulation valves weekly with Fusion grease 117773 TI10955a e Inspect ISO lubricant level and condition daily see page 38 Refill or replace as needed e Keep component A from exposure to moisture in atmosphere to prevent crystallization e Clean gun mix chamber ports regularly See gun manual e Clean gun check valve screens regularly See gun manual e Use compressed air to prevent dust2. d Select a generator size that is equal to or greater than the determined kVA 312065M 19 Setup e Use proportioner power cords that meet or exceed Table 1 Electrical Requirements the requirements listed in Table 2 Failure to do so kW Full Load Amps will cause voltage fluctuations that can damage electrical equipment E SERIES e Use an air compressor with constant speed head unloading devices Direct online air compressors that start and stop during a job will cause voltage fluctuations that can damage electrical equipment e Maintain and inspect the generator air compressor and other equipment per the manufacturer recom mendations to avoid an unexpected shutdown veneni nde eri Van e Use a wall power supply with enough current to meet system requirements Failure to do so will cause voltage fluctuations that can damage electri cal equipment E XP SERIES 3 Electrical requirements 259024 E XP1 230V 1 69 15800 See TABLE 1 230V 3 Fullload amps with all devices operating at maxi mum capabilities Fuse requirements at various flow rates and mix chamber sizes may be less Installing this equipment requires access to parts which may cause electric shock or other serious injury if work is not performed properly Have a qualified electrician connect power and ground to main power E 20and E XP1 with 210 ft 64 1 m hose E 30 and switch terminals see page 21 Be sure your in
3. 0104 0 0395 2500 17 2 172 259033 E 230V 3 15 800 10 200 1 0 3 8 0 0104 0 0395 2500 17 2 172 E XP2 SERIES Approximate Primary Max Flow Output per Cycle Maximum Fluid Part Full Load Peak Voltage System Heater Rates A B Working Pressure Series Wattst Watts gpm Ipm gal liter psi MPa bar 259028 F 100 230V 1 23 000 15 300 2 0 7 6 0 0203 0 0771 3500 24 1 241 259032 F 35 400V 3 23 000 15 300 2 0 7 6 0 0203 0 0771 3500 24 1 241 259036 F 62 230V 3 23 000 15 300 2 0 7 6 0 0203 0 0771 3500 24 1 241 Full load amps with all devices operating at maximum Maximum flow rate given for 60 Hz operation For 50 capabilities Fuse requirements at various flow rates and Hz operation maximum flow rate is 5 6 of 60 Hz maxi mix chamber sizes may be less mum flow T Total system watts based on maximum hose length Approvals WERTE for each unit e E 20 and E XP1 series 210 ft 64 m maximum C US LISTE heated hose length including whip hose e E 30 and E XP2 series 310 ft 94 5 m maximum 9902471 Conforms to ANSI UL heated hose length including whip hose Std 499 Certified to CAN CSA Std C22 2 No 88 4 312065M Supplied Manuals The following manuals are shipped with the Reactor Proportioner Refer to these manuals for detailed equip ment information Order Part 15M334 for a compact disk of Reactor manu als translated in several languages Manu
4. F 0 82 C for hose Circuit Breakers M Located inside Reactor cabinet Re Sue Component Hose Transformer Secondary Transformer Primary Depending on model ti9884a CB5 For wiring and cabling see repair manual 312066 312065M Motor Controls and Indicators Motor Controls and Indicators NOTICE To prevent damage to the softkey buttons do not press the buttons with sharp objects such as pens plastic cards or fingernails Arrow Keys Motor ON OFF Key PARK Key Pressure Key Cycle Count Key Fic 5 Motor Controls and Indicators Motor ON OFF Key LED Press O to turn motor ON and OFF Also clears some motor control diagnostic codes see page 36 PARK Key LED Press A at end of day to cycle component A pump to home position submerging displacement rod Trigger gun until pump stops Once parked motor will automati cally shut off PSI BAR Keys LEDs Press or ZS to change pressure scale 312065M Pressure Cycle Display ON OFF PSI BAR Keys Pressure Key LED Press O to display fluid pressure If pressures are imbalanced display shows higher of two pressures Cycle Count Key LED Press to display cycle count Nito clear counter press and hold for 3 sec 17 Spray Adjustments Pressure Arrow Keys Press O or Q to adjust fluid pressure when motor is ON Setpoint displays for 10 sec When motor is OFF pressing O will ente
5. XP1 2500 psi 17 2 MPa 172 bar Model E XP2 3500 psi 24 1 MPa 241 bar Maximum Fluid Temperature 190 F 88 C Maximum Output Model E 20 20 Ib min 9 kg min Model E 30 30 Ib min 13 5 kg min Model E XP1 1 gpm 3 8 liter min Model E XP2 2 gpm 7 6 liter min Output per Cycle A and B Model E 20 and E XP1 0 0104 gal 0 0395 liter Model E 30 0272 gal 0 1034 liter Model E XP2 0 0203 gal 0771 liter Line Voltage Requirement Parts 259024 259025 259026 259028 259057 195 264 Vac 50 60 Hz Parts 259029 259030 259031 259032 259059 338 457 Vac 50 60 Hz Parts 2590330 259034 259035 259036 259058 195 264 Vac 50 60 Hz Amperage Requirement See Table 1 page 19 Heater Power Model E 20 6000 Watts Model E 30 and E XP1 10200 Watts Models E XP2 and E 30 with 15 3kW of heat 15300 Watts Sound Power per ISO 9614 2 Model E 20 80 dB A at 2000 psi 14 MPa 140 bar 0 5 gpm 1 9 Ipm Model E 30 93 5 dB A at 1000 psi 7 MPa 70 bar 3 0 gpm 11 4 Ipm Model E XP1 80 dB A at 2000 psi 14 MPa 140 bar 0 5 gpm 1 9 lpm Model E XP2 83 5 dB A at 3000 psi 21 MPa 210 bar 1 0 gpm 3 8 lpm Sound Pressure 1 m from equipment Model E 20 70 2 dB A at 2000 psi 14 MPa 140 bar 0 5 gpm 1 9 Ipm Model E 30 83 6 dB A at 1000 psi 7 MPa 70 bar 3 0 gpm 11 4 Ipm Model E XP1 70 2 dB A at 2000 psi 14 MPa 140 bar 0 5 gpm 1 9 lpm Model E XP2 73 6 dB A at 3000 psi 21 MPa 210 bar 1 0 gpm 3 8 lp
6. as humidity to form small hard abrasive crystals which become suspended in the fluid Eventually a film will form on the surface and the ISO will begin to gel increasing in viscosity If used this partially cured ISO will reduce performance and the life of all wetted parts The amount of film formation and rate of crystalli A zation varies depending on the blend of ISO the humidity and the temperature To prevent exposing ISO to moisture e Always use a sealed container with a desiccant dryer in the vent or a nitrogen atmosphere Never store ISO in an open container e Keep the ISO lube pump reservoir if installed filled with Graco Throat Seal Liquid TSL Part 206995 The lubricant creates a barrier between the ISO and the atmosphere e Use moisture proof hoses specifically designed for ISO such as those supplied with your system e Never use reclaimed solvents which may contain moisture Always keep solvent containers closed when not in use e Never use solvent on one side if it has been contam inated from the other side e Always lubricate threaded parts with ISO pump oil or grease when reassembling 312065M Foam Resins with 245 fa Blowing Agents Some foam blowing agents will froth at temperatures above 90 F 33 C when not under pressure especially if agitated To reduce frothing minimize preheating in a circulation system 312065M Important Two Component Material Information Changing Materia
7. as loss of feed pressure supply pump seal failure clogged fluid inlet filter or a fluid leak Code 24 pressure imbalance is set to an alarm as the default To change to a warning see Reactor Repair Parts manual 312066 The pressure imbalance default is factory set at 500 psi 3 5 MPa 35 bar For tighter ratio error detection select a lower value For looser detection or to avoid nuisance alarms select a higher value a Turn main power switch OFF a b Press and hold or then turn main power switch ON Display will read dP500 for psi or dP_35 for bar c Press Q or Q to select desired pres sure differential 100 999 in increments of 100 psi or 7 70 in increments of 7 bar See Table 3 Table 3 Available Pressure Imbalance Settings ICE Psi BAR 30 7 0 00 1 6 a 800 21 800 56 400 283 90 63 500 35 999 69 Factor default setting d Turn main power switch OFF ap to save changes 312065M Spraying Spraying y 23A 1 Engage gun piston safety lock 3 Attach gun fluid manifold Connect gun air line Open air line valve ti2409a ti2543a 4 Set PRESSURE RELIEF SPRAY valves SA SB to SB TI10963a ti2728a j 5 Check that heat zones are on and temperatures are on target page 26 6 Press motor O to start motor and pumps 7 Check fluid pressure display and adjust as neces sary page 29
8. identify and correct the problem Keep a working fire extinguisher in the work area 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 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 property damage e Donotuse 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 supplier for compatibility 312065M 75 4 312065M Warnings EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury This equipment is for professional use only Do not leave the work area while equipment is energized or under pressure Turn off all equip ment and follow the Pressure Relief Procedure in this manual when equipment is not in use Do not operate the unit when fatigued or under the influence of drugs or alcohol Do not exceed the maximum working pressure or temperature rating of the
9. 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 informa tion about your material request MSDS forms from distributor or retailer Check equipment daily Repair or replace worn or damaged parts immediately with genuine manufacturer s replacement parts only Do not alter or modify equipment Use equipment only for its intended purpose Call your distributor for information Houte hoses and cables away from traffic areas sharp edges moving parts and hot surfaces Do not kink or over bend hoses or use hoses to pull equipment Keep children and animals away from work area Comply with all applicable safety regulations MOVING PARTS HAZARD Moving parts can pinch or amputate fingers and other body parts e Keep clear of moving parts e Do not operate equipment with protective guards or covers removed e Pressurized equipment can start without warning Before checking moving or servicing equip ment follow the Pressure Relief Procedure in this manual Disconnect power or air supply BURN HAZARD Equipment surfaces and fluid that s heated can become very hot during operation To avoid severe burns do not touch hot fluid or equipment Wait until equipment fluid has cooled completely Important Two Component Material Information Importan
10. to respective com ponent A or B supply drum Use hoses rated at the maximum working pressure of this equipment See Technical Data page 41 3 Set PRESSURE RELIEF SPRAY valves SA SB to PRESSURE RELIEF CIRCULATION lt TI10955a 312065M Fluid Circulation Turn main power ON d Set temperature targets see page 26 Turn on and 3 heat zones by pressing O Do not turn on heat zone unless hoses are already loaded with fluid Press D to display actual temperatures Circulate fluid in jog mode until and 3 temperatures reach targets Turn on heat zone by pressing O E Set PRESSURE RELIEF SPRAY valves SA SB to lt SPRAY T TI10963a 33 Fluid Circulation Circulation Through Gun Manifold W Do not circulate fluid containing a blowing agent with out consulting with your material supplier regarding fluid temperature limits Circulating fluid through the gun manifold allows rapid preheating of hose 1 Install gun fluid manifold P on Part 246362 acces sory circulation kit CK Connect high pressure cir culation lines R to circulation manifold ti2767a 34 Route circulation lines back to respective compo nent A or B supply drum Use hoses rated at the maximum working pressure of this equipment See Typical Installation without circulation page 13 Follow Startup procedures page 25 Turn main power ON Set temperature targets se
11. 312065M 29 Spraying 8 Check fluid pressure gauges GA GB to ensure 9 Open gun fluid manifold valves A and B proper pressure balance If imbalanced reduce pressure of higher component by slightly turning PRESSURE RELIEF SPRAY valve for that compo nent toward PRESSURE RELIEF CIRCULATION AN Oy until gauges show balanced pressures In this example B side pressure is higher so use the B side valve to balance pressures ti2414a On impingement guns never open fluid manifold valves or trigger gun if pressures are imbalanced TI10963a 10 Disengage gun piston safety lock ti2410a re 11 Test spray onto cardboard Adjust pressure and temperature to get desired results 12 Equipment is ready to spray 30 312065M Shutdown Shutdown a a a a Proper system setup startup and shutdown proce 5 Turn off the air compressor and air dryer if included dures are critical to electrical equipment reliability The following procedures ensure steady voltage Fail 6 Open air compressor bleed valve to relieve pressure ure to follow these procedures will cause voltage fluc and remove water from tank tuations that can damage electrical equipment and void the warranty 7 Turn off the main breaker on the generator 8 Allow generator dwell time per manufacturer rec ommendations prior to shutdown 1 Shut off AR 3 and heat zones 2 Park pumps Close both fluid supply valves FV
12. Arrow Keys Hose Heater On Off Key Qu CN a Bii Temperature Scale Ke AN p yS G GRACO Actual Temperature Key Target Temperature Key FIG 4 Temperature Controls and Indicators Main Power Switch Red Stop Button Located on right side of unit page 14 Turns Reactor Located between temperature control panel and motor power ON 1 and OFF Does not turn control panel page 14 Press O to shut off motor heater zones or pumps on and heater zones only Use main power switch to shut off all power to unit 312065M 15 Temperature Controls and Indicators Actual Temperature Key LED Press D to display actual temperature Press and hold D to display electrical current Target Temperature Key LED Press to display target temperature Press and hold to display heater control circuit board temperature Temperature Scale Keys LEDs Press Q or O to change temperature scale Heater Zone On Off Keys LEDs Press O to turn heater zones on and off Also clears heater zone diagnostic codes see page 36 LEDs flash when heater zones are on The duration of each flash shows the extent that the heater is turned on Temperature Arrow Keys Press then press O or Q to adjust tem perature settings in 1 degree increments 16 Temperature Displays Show actual temperature or target temperature of heater zones depending on selected mode Defaults to actual at startup Range is 32 190 F 0 88 C for A and B 32 180
13. GCP2RA P29034 2000 13 8 138 259034 246078 246050 ProberP2 GCP2R P29035 2000 13 8 138 259035 246678 246050 ProberP2 GCP2R2 P29036 3200 22 220 259036 246679 246055 ProberP GCP2RO P29057 2000 13 8 138 259057 246678 246050 ProberP2 GCPeR2 P29058 2000 13 8 138 259058 246678 246050 ProberP2 GCP2R2 P29059 2000 13 8 138 259059 246678 246050 jProberP GCP2RO 312065M 3 Models Models E 20 SERIES Approximate Primary Output per Cycle Maximum Fluid Full Load Peak Voltage System Heater A B Working Pressure Part Series Wattst Watts gal liter psi MPa bar 259025 E 230V 1 10 200 6 000 20 9 0 0104 0 0395 2000 14 140 259030 E 400V 3 10 200 6 000 20 9 0 0104 0 0395 2000 14 140 259034 E 230V 3 10 200 6 000 20 9 0 0104 0 0395 2000 14 140 E 30 SERIES Approximate Primary Output per Cycle Maximum Fluid Part Full Load Peak Voltage System Heater A B Working Pressure Series WattsT Watts gal liter psi MPa bar 230V 1 400V 3 230V 3 E XP1 SERIES Approximate Primary Max Flow Output per Cycle Maximum Fluid Full Load Peak Voltage System Heater Rates A B Working Pressure Part Series Amps Wattst Watts gpm Ipm gal liter psi MPa bar 259024 E 69 230V 1 15 800 10 200 1 0 3 8 0 0104 0 0395 2500 17 2 172 259029 E 400V 3 15 800 10 200 1 0 3 8 0
14. Operation 5 y Rum 0 Electric Heated Plural Component Proportioner For spraying polyurethane foam and polyurea coatings For professional use only Not approved for use in European explosive atmosphere locations Important Safety Instructions e Read all warnings and instructions in this manual Save these instructions See page 4 for model information including maximum working pressure and approvals T110953a ec HOO3 PROVEN QUALITY LEADING TECHNOLOGY Contents SUSIOMS cuida eie IPEELUDPR SA SR SUELE 3 NMOGGIS siii A ed s eR 4 Supplied Manuals 5 Related Manuals 5 Warnings veo reves uiro PULS ERE ed 7 Important Two Component Material Information 10 Isocyanate Conditions 10 Material Self ignition 10 Keep Components A and B Separate 10 Moisture Sensitivity of Isocyanates 10 Foam Resins with 245 fa Blowing Agents 11 Changing Materials 11 Typical Installation with circulation 12 Typical Installation without circulation 13 Component Identification 14 Temperature Controls and Indicators 15 Main Power Switch o o ooo 15 Red Stop Button lusus 15 Actual Temperature Key LED 16 Target Temperature Key LED 16 Temperature Scale Keys LEDs 16 Hea
15. a Press ff b Trigger gun until pump A stops in the retracted position and the pressure of both pumps bleeds down ti10971a 10 Shut down feed pumps as required 3 Turn main power OFF 312065M 31 Pressure Helief Procedure Pressure Relief Procedure fluid to waste containers or supply tanks Ensure gauges drop to O MPabar PS 1 Relieve pressure in gun and perform gun shutdown SA procedure See gun manual SB 2 Close gun fluid manifold valves A and B TI10955a ti2421a 3 Shut off feed pumps and agitator if used 4 Turn PRESSURE RELIEF SPRAY valves SA SB AN to PRESSURE RELIEF CIRCULATION Te Route 6 Disconnect gun air line and remove gun fluid mani fold ti2409a 32 312065M Fluid Circulation Circulation Through Reactor AT Do not circulate fluid containing a blowing agent with out consulting with your material supplier regarding fluid temperature limits To circulate through gun manifold and preheat hose see page 34 1 Follow Startup procedures page 25 Do not install shutoffs downstream of the PRESSURE HELIEF SPRAY valve outlets BA BB The valves function as overpressure relief valves when set to m SPRAY Lines must be open so valves can automatically relieve pressure when machine is oper ating 2 See Typical Installation with circulation page 12 Route circulation lines back
16. als are also available at www graco com Reactor Electric Proportioner Description 312066 Reactor Electric Proportioner Hepair Parts Manual English Reactor Electrical Diagrams Description 312067 Reactor Electric Proportioner Electrical Diagrams English Proportioning Pump Description 309577 Electric Reactor Displacement Pump Repair Parts Manual English 312065M Supplied Manuals Related Manuals The following manuals are for accessories used with the TM Reactor Order Part 15M334 for a compact disk of Reactor manu als translated in several languages Reactor Data Reporting Kit 309867 Instruction Parts Manual English Fusion Spray Gun 309550 Instruction Parts Manual English Fusion CS Spray Gun 312666 Instruction Parts Manual English Probler P2 Spray Gun 313213 Instruction Parts Manual English Heated Hose 309572 Instruction Parts Manual English Circulation and Return Tube Kit 309852 Instruction Parts Manual English Rupture Disk Assembly Kit 312416 Instruction Parts Manual English Electric Reactor Installation Pat Description 310815 Instruction Manual English Related Manuals 6 312065M 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 symbol refers to procedure specific risk Refer back to the
17. buildup on con trol boards fan motor under shield and hydraulic oil coolers e Keep vent holes on bottom of electrical cabinet open 312065M Maintenance Fluid Inlet Strainer Screen ma The inlet strainers filter out particles that can plug the pump inlet check valves Inspect the screens daily as part of the startup routine and clean as required Use clean chemicals and follow proper storage transfer and operating procedures to minimize contamination of the A side screen Clean the A side screen only during daily startup This minimizes moisture contamination by immedi ately flushing out any isocyanate residue at the start of dispensing operations 1 Close the fluid inlet valve at the pump inlet and shut off the appropriate feed pump This prevents mate rial from being pumped while cleaning the screen 2 Place a container under the strainer manifold 59d to catch fluid Remove the strainer plug 59j 3 Remove the screen 599 from the strainer manifold Thoroughly flush the screen with compatible solvent and shake it dry Inspect the screen If more than 25 of the mesh is blocked replace the screen Inspect the gasket 59h and replace as required 4 Ensure the pipe plug 59k is screwed into the strainer plug 59j Install the strainer plug with the screen 599 and gasket 59h in place and tighten Do not overtighten Let the gasket make the seal 5 Open the fluid inlet val
18. cted or display shows diag nostic code E04 turn main power switch OFF an then ON 1 to clear diagnostic code and enter manual current control mode display will show current to hose Current is not limited by target temperature Press O or y to adjust current setting To prevent overheating install hose thermome ter close to gun end within operator view Insert thermometer through foam cover of A compo nent hose so stem is next to inner tube Ther mometer reading will be about 20 F less than actual fluid temperature If thermometer reading exceeds 160 F 71 C reduce current with Q key 2f Startup 9 Set pressure Motor Controls and Indicators see page 17 a Press O b Press motor O Motor and pumps start Display shows system pressure Motor runs until setpoint is reached c Press O or Q until display shows desired fluid pressure Display will show set point for 10 seconds then change to actual pressure If display pressure is greater than setpoint pres sure trigger gun to reduce pressure If display shows J xx unit is in jog mode To exit jog mode see page 35 d To display cycle count press boo ro clear counter press eJ and hold for 3 sec onds e Press or ZS to change pressure scale 28 10 Change pressure imbalance setting optional The pressure imbalance function status code 24 detects conditions that can cause off ratio spray such
19. e 1 Check generator fuel level Running out of fuel will cause voltage fluctuations that can damage electrical equipment 2 Ensure the main breaker on the genera tor is in the off position TI10963a 3 Start the generator Allow it to reach full f Start feed pumps operating temperature g Open fluid inlet valves FV Check for leaks 4 Close the bleed valve on the air com pressor 5 Switch on the air compressor starter and air dryer if included 6 Turn on power to the Reactor t T 7 Load fluid with feed pumps T110972a The Reactor is tested with oil at the factory Flush out the oil with a compatible solvent before spray ing See page 39 312065M 25 Startup Do not mix components A and B during startup Always provide two grounded waste containers to keep component A and component B fluids separate h Use feed pumps to load system Hold gun fluid manifold over two grounded waste containers Open fluid valves A and B until clean air free fluid comes from valves Close valves i fh C ti2484a 26 8 Set temperatures Temperature Controls and Indicators see page 15 A This equipment is used with heated fluid which can cause equipment surfaces to become very hot To avoid severe burns e Do not touch hot fluid or equipment e Allow equipment to cool completely before touch ing it e Wear gloves if fluid tem
20. e page 26 Turn on 33 and heat zones by pressing Press D to display actual temperatures Circulate fluid in jog mode until and 3 temperatures reach targets 312065M Jog Mode Jog Mode Jog mode has two purposes 4 Press motor O to start motor e It can speed fluid heating during circulation e tcan ease pump repair replacement See repair 5 Press O or Q to change jog speed J1 manual l through J10 1 Turn main power on 2 Ensure motor O is OFF LED is off display may Jog speeds correlate to 3 30 of motor power but will not operate over 700 psi 4 9 MPa 49 bar for either A or B how dash show dashes or pressure 6 To exitjog mode press Q until display shows dashes or current pressure 3 Press O to select J1 jog speed 1 312065M 35 Diagnostic Codes Diagnostic Codes Temperature Control Diagnostic Codes Temperature control diagnostic codes appear on tem perature display These alarms turn off heat E99 clears automatically when communication is regained Codes E03 through E06 can be cleared by pressing O For other codes turn main power OFF then ON to clear See repair manual for corrective action Motor Control Diagnostic Codes Motor control diagnostic codes E21 through E29 appear on pressure display There are two types of motor control codes alarms and warnings Alarms take priority over warnings See repair manual for corrective action
21. equential 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 intent s la suite de ou en rapport directement ou indirectement avec les proc dur
22. es 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 312065 Graco Headquarters Minneapolis International Offices Belgium China Japan Korea GRACO INC AND SUBSIDIARIES P O BOX 1441 MINNEAPOLIS MN 55440 1441 USA Copyright 2007 Graco Inc All Graco manufacturing locations are registered to ISO 9001 WWW graco com Revised July 2012
23. fluid manifold and install as needed to connect whip hose d Connect cables Y Connect electrical connec tors V Be sure cables have slack when hose bends Wrap cable and electrical connections with electrical tape TI10956a 312065M Setup 9 Close gun fluid manifold valves A and B Wr H n r W M JJ ti2411a Los 10 Connect whip hose to gun fluid mani fold Do not connect manifold to gun ti2417a 11 Pressure check hose See hose manual Pressure check for leaks If no leaks wrap hose and electrical connections to protect from damage 23 Setup 12 Ground system MAD Reactor is grounded through power cord See page 21 Spray gun connect whip hose ground wire to FTS page 22 Do not disconnect wire or spray without whip hose Fluid supply containers follow your local code Object being sprayed follow your local code Solvent pails used when flushing follow your local code Use only metal pails which are con ductive placed on a grounded surface Do not place pail on a nonconductive surface such as paper or cardboard which interrupts grounding continuity To maintain grounding continuity when flushing or relieving pressure hold a metal part of spray gun firmly to the side of a grounded metal pail then trigger gun 13 Supply wet cups with Throat Seal Liquid TSL Aye Pump rod and connecting rod move during ope
24. ion without circulation 312065M 13 Component Identification Component Identification Key for FIG 3 BA Component A Pressure Relief Outlet DG Drive Gear Housing BB Component B Pressure Relief Outlet EC Electrical Cord Strain Relief FA Component A Fluid Manifold Inlet behind manifold block EM Electric Motor FB Component B Fluid Manifold Inlet FH Fluid Heaters behind shroud GA Component A Pressure Gauge FM Reactor Fluid Manifold GB Component B Pressure Gauge FV Fluid Inlet Valve B side shown HA Component A Hose Connection HC Heated Hose Electrical Connector HB Component B Hose Connection MC Motor Control Display PA Component A Pump MP Main Power Switch PB Component B Pump HS Red Stop Button SA Component A PRESSURE RELIEF SPRAY Valve SC Fluid Temperature Sensor Cable SB Component B PRESSURE RELIEF SPRAY Valve SN Serial No Plate TA Component A Pressure Transducer behind gauge GA TC Temperature Control Display TB Component B Pressure Transducer behind gauge GB T110953a TI7823a FIG 3 Component Identification Model EXP 1 Shown 14 312065M Temperature Controls and Indicators Temperature Controls and Indicators NOTICE To prevent damage to the softkey buttons do not press the buttons with sharp objects such as pens plastic cards or fingernails Heater Power Indicators Heater Displays Oe Heater A On Off Key Heater B On Off Key Zone A Arrow Keys Zone B Arrow Keys Hose Zone
25. ll pierce skin This may look like just a cut but it is a serious injury that can result in amputation Get immediate surgical treatment 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 MPa bar P sl 312065M 7 Warnings MPa bar PS FIRE 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 If there is static sparking or you feel a shock stop operation immediately Do not use equip ment until you
26. ls When changing materials flush the equipment mul tiple times to ensure it is thoroughly clean Always clean the fluid inlet strainers after flushing 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 amines on the B hardener side Polyureas often have amines on the B resin side 11 Typical Installation with circulation Typical Installation with circulation Key for FiG 1 A Reactor Proportioner G Feed Pump Air Supply Lines B Heated Hose J Fluid Supply Lines C Fluid Temperature Sensor FTS K Feed Pumps D Heated Whip Hose L Agitator E Fusion Spray Gun M Desiccant Dryer F Gun Air Supply Hose P Gun Fluid Manifold part of gun R Circulation Lines T110976a Shown exposed for clarity Wrap with tape during operation FiG 1 Typical Installation with circulation 12 312065M Typical Installation without circulation Typical Installation without circulation Key for Fic 2 A Reactor Proportioner H Waste Containers B Heated Hose J Fluid Supply Lines C Fluid Temperature Sensor FTS K Feed Pumps D Heated Whip Hose L Agitator E Fusion Spray Gun M Desiccant Dryer F Gun Air Supply Hose N Bleed Lines G Feed Pump Air Supply Lines P Gun Fluid Manifold part of gun Q Air Filter Separator T110975a Shown exposed for clarity Wrap with tape during operation FiG 2 Typical Installat
27. m Component A ISO 8 1 2 in JIC with 5 5 16 in JIC adapter Component B RES 10 5 8 in JIC with 6 3 8 in JIC adapter 1 4 npsm m with plastic tubing 250 psi 1 75 MPa 17 5 bar maximum Weight Model E 20 and E XP1 342 Ib 155 kg Model E 30 400 Ib 181kg Models E XP2 and E 30 with 15 3kW of heat 438 Ib 198 kg Wetted Parts Aluminum stainless steel zinc plated carbon steel brass carbide chrome chemically resistant o rings PTFE ultra high molecular weight polyethylene All other brand names or marks are used for identification purposes and are trademarks of their respective owners 312065M 41 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 caused by faulty installation misapplication abrasion corrosion inadequate or imp
28. omatically relieve pressure when machine is oper ating If circulating fluid back to the supply drums use high pressure hose rated to withstand the maximum work ing pressure of this equipment 22 a Recommended Connect high pressure hose R to relief fittings BA BB of both PRES SURE RELIEF SPRAY valves Route hose back to component A and B drums See FIG 1 page 12 SA SB T110954a b Alternately Secure supplied bleed tubes N in grounded sealed waste containers H See FIG 2 page 13 7 Install Fluid Temperature Sensor FTS The Fluid Temperature Sensor FTS is supplied Install FTS between main hose and whip hose See Heated Hose manual 309572 for instructions 8 Connect heated hose See Heated Hose manual 309572 for detailed instructions on connecting heated hoses The fluid temperature sensor C and whip hose D must be used with heated hose see page 22 Hose length including whip hose must be 60 ft 18 3 m minimum a Turn main power OFF a b Assemble heated hose sections FTS and whip hose 312065M c Connect A and B hoses to A and B outlets on Heactor fluid manifold FM Hoses are color coded red for component A ISO blue for com ponent B RES Fittings are sized to prevent connection errors HB j T110964a Manifold hose adapters HA HB allow use of 1 4 in and 3 8 in ID fluid hoses To use 1 2 in 13 mm ID fluid hoses remove adapters from
29. perature exceeds 110 F 43 C a Turn main power ON b Press Q or to change temperature scale c Press to display target temperatures 312065M d Toset heat zone target temperature press Q or O until display shows desired temperature Repeat for 3 and led zones Nor zone only if FTS is disconnected at startup display will show hose current 0A See step j page 27 e Press D to display actual temperatures Startup h Hold D to view electrical currents for each zone i Hold to view heater control circuit board temperature j Manual current control mode only A When in manual current control mode monitor hose temperature with thermometer Install per instructions below Thermometer reading must not exceed 160 F 71 C Never leave machine unattended when in manual current control mode 74 Do not turn on hose heat without fluid in hoses f Turn on heat zone by pressing O Preheat hose 15 60 min Indicator will flash very slowly when fluid reaches target tempera ture Display shows actual fluid temperature in hose near FTS Thermal expansion can cause overpressurization resulting in equipment rupture and serious injury including fluid injection Do not pressurize system when preheating hose g Turn on and 3 heat zones by press ing O for each zone 312065M If FTS is disconne
30. quired 38 ST gt i RT RB LR T110970a RT ST LR TI10969a FIG 10 Pump Lubrication System 312065M Flushing AT Flush equipment only in a well ventilated area Do not spray flammable fluids Do not turn on heaters while flushing with flammable solvents e Flush out old fluid with new fluid or flush out old fluid with a compatible solvent before introducing new fluid e Use the lowest possible pressure when flushing e All fluid components are compatible with common solvents Use only moisture free solvents Accessories Feed Pump Kits Pumps hoses and mounting hardware to supply fluids to Reactor Includes 246483 Air Supply Kit See 309815 246483 Air Supply Kit Hoses and fittings to supply air to feed pumps agitator and gun air hose Included in feed pump kits See 309827 246978 Circulation Kit Return hoses and fittings to make circulation system Includes two 246477 Return Tube Kits See 309852 246477 Return Tube Kit Desiccant dryer return tube and fittings for one drum Two included in 246978 Circulation Kit See 309852 248669 Conversion Kit Convert any E XP2 to a E 30 with 15 3kW of heat Include new pumps bearing and fitting to accomplish conversion See manual 309574 312065M Flushing e To flush feed hoses pumps and heaters separately from heated hoses set PRESSURE HELIEF SPRAY valves SA SB to PRESSURE f RELIEF CIRCULATION Flush th
31. r jog mode To exit jog mode press Q until display shows dashes or current pressure Pressure Cycle Display Shows fluid pressure or cycle count depending on mode selected Displays J 1 through J 10 when in jog mode page 35 18 Spray Adjustments Flow rate atomization and amount of overspray are affected by four variables e Fluid pressure setting Too little pressure results in an uneven pattern coarse droplet size low flow and poor mixing Too much pressure results in excessive overspray high flow rates difficult control and excessive wear e Fluid temperature Similar effects to fluid pressure setting The A and B temperatures can be offset to help balance the fluid pressure e Mix chamber size Choice of mix chamber is based on desired flow rate and fluid viscosity e Clean off air adjustment Too little clean off air results in droplets building up on the front of the nozzle and no pattern containment to control over spray Too much clean off air results in air assisted atomization and excessive overspray 312065M Setup Setup NOTICE Bolt bracket and mounting feet MF directly to Proper system setup start up and shutdown proce dures are critical to electrical equipment reliability truck or trailer bed See page 40 The following procedures ensure steady voltage Fail ure to follow these procedures will cause voltage fluc tuations that can damage electrical equipment and void the war
32. ranty 1 Locate Reactor BS El ea ge X WA H PA a Y YN y uj j NM P NY NAFTA AN E o a Locate Reactor on a level surface SeeDimen sions page 40 for clearance and mounting hole iex dimensions NA gt e MF PH ul amp b Do not expose Reactor to rain NS 0 MB Y 259024 312065 To prevent damage from tipping over and falling FIG 6 proper care needs to be taken when lifting the Reac tor Bolt Reactor to original shipping pallet to keep stable before lifting 2 General equipment guidelines e Determine the correct size generator Using the cor c Use the casters to move Reactor to a fixed loca rect size generator and proper air compressor will tion or bolt to shipping pallet and move with enable the proportioner to run at a nearly constant forklift RPM Failure to do so will cause voltage fluctuations that can damage electrical equipment Ensure the d To mount on a truck bed or trailer remove cast generator matches the voltage and phase of the ers and secure rear axle with 15B805 mobile proportioner mounting bracket MB available separately Use the following procedure to determine the cor rect size generator a List system components that use peak load requirements in watts b Add the wattage required by the system compo nents c Perform the following equation Total watts x 1 25 kVA kilovolt amperes
33. ration Moving parts can cause serious injury such as pinch ing or amputation Keep hands and fingers away from wet cup during operation Turn main power OFF before filling wet cup 24 a FiG 7 FIG 8 Component A ISO Pump Keep reservoir R filled with Graco Throat Seal Liquid TSL Part 206995 Wet cup piston circulates TSL through wet cup to carry away isocyanate film on dis placement rod TI3765a 2 Component B Resin Pump Check felt wash ers in packing nut wet cup S daily Keep satu rated with Graco Throat Seal Liquid TSL Part No 206995 to prevent material from hardening on displacement rod Replace felt washers when worn or contaminated with hardened material TIS765a 1 312065M Startup Startup NOTICE a Check that all Setup steps are complete Proper system setup startup and shutdown proce dures are critical to electrical equipment reliability The following procedures ensure steady voltage Fail ure to follow these procedures will cause voltage fluc tuations that can damage electrical equipment and c Checklevel and condition of ISO lube daily void the warranty page 37 b Checkthat inlet screens are clean before daily startup page 37 d Turn on component B agitator if used e Turn both PRESSURE RELIEF SPRAY valves 4 lt SA SB to SPRAY T Do not operate Reactor without all covers and shrouds in plac
34. roper 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 lost profits lost sales injury to person or property or any other incidental or cons
35. rough bleed lines N TI10955a e To flush entire system circulate through gun fluid manifold with manifold removed from gun e To prevent moisture from reacting with isocyanate always leave the system dry or filled with a mois ture free plasticizer or oil Do not use water See page 10 Heated Hoses 50 ft 15 2 m and 25 ft 7 6 m lengths 1 4 in 6 mm 3 8 in 10 mm or 1 2 in 13 mm diameter 2000 psi 14 MPa 140 bar or 3500 psi 24 MPa 241 bar See 309572 Heated Whip Hoses 10 ft 3 m whip hose 1 4 in 6 mm or 3 8 in 10 mm diameter 2000 psi 14 MPa 140 bar or 3500 psi 24 MPa 241 bar See 309572 Fusion Spray Gun Air purge gun available in round or flat pattern See 309550 246085 Data Reporting Kit Records actual temperature temperature setpoint actual pressure cycles and diagnostic code data from Reactor Downloads data to PC with Microsoft Windows 98 or later See 309867 248848 Data Reporting Kit Hecords actual temperature temperature setpoint actual pressure cycles and diagnostic code data from Reactor Downloads data to PC with Microsoft Windows 98 or later Does not include interface module See 309867 39 Dimensions Dimensions Dimension 40 in mm 46 0 1168 31 0 787 33 0 838 T110953a 312065M Technical Data Technical Data Category Data Maximum Fluid Working Pressure Models E 20 and E 30 2000 psi 14 MPa 140 bar Model E
36. s Maximum Fluid Heated Hose Gun Working Pressure Proportioner Mix Part psi MPa bar see page 4 50 ft 15 m 10 ft 3 m Chamber Kit Poss ooo i38 188 Pis ooo 138 188 APooos 8500 241 241 Poss 200 072173 APo0st ooo 138 138 seos e000 18 198 as0025 200678 24600 rusion cs osorno D Gssoos z000 018 138 as0026 200878 248050 rusion os oson Osea 2o00 18 186 sono 200678 248050 rusion cs osorno ese0s e000 0188 186 ase0s1 200678 240050 rusion os osoo Oso e000 188 188 sons faae678 248050 rusion os osoro 58035 e000 018 186 pesas 200678 208050 Fusiom os osoo Gssosr e000 13 138 ase057 200678 200050 rusion os osom seose 2000 188 186 pssoss 206678 245090 rusion os osoo E o 205090 ENNE P29024 2500 17 2 172 259024 246079 246055 ProberP2 GCP2RA P29025 2000 13 8 138 259025 246678 246050 ProberP GCP2R P29026 2000 13 8 138 259026246678 246050 ProberP2 GCP2R2 P29028 3200 22 220 259028 246079 246055 ProberP2 GCP2RO P29029 2500 17 2 172 259029 246679 246055 ProberP2 GCP2RA P29030 2000 13 8 138 259030 246678 246050 ProberP2 GCP2R P29031 2000 13 8 138 259031 246678 246050 ProberP2 GCPeR2 P29032 3200 22 220 259032 246679 246055 ProberP2 GCP2RO P29033 2500 17 2 172 259033 246679 246055 ProberP2
37. se warnings Additional product specific warnings may be found 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 servic ing 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 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 swallowed 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 guide lines e Always wear chemically impermeable gloves when spraying dispensing or cleaning equipment PERSONAL PROTECTIVE EQUIPMENT You must wear appropriate protective equipment when operating servicing or when in the operating area of the equipment to help protect you from serious injury including eye injury inhalation of toxic fumes burns and hearing loss This equipment includes but is not limited to e Protective eyewear e Clothing and respirator as recommended by the fluid and solvent manufacturer e Gloves e Hearing protection SKIN INJECTION HAZARD High pressure fluid from gun hose leaks or ruptured components wi
38. stalla E XP2 with 310 ft 94 6 m hose tion complies with all National State and Local safety E 30 with 15 3 kW of heat and fire codes 20 312065M Setup 4 Connect electrical cord a 230V 1 phase Using 5 32 or 4 mm hex allen wrench connect two power leads to L1 and L2 vou cord is not supplied See Table 2 Connect green to ground GND Table 2 Power Cord Requirements Cord Specification AWG mm b 230V 3 phase Using 5 32 or 4 mm hex allen 10 5 3 4 wire ground wrench connect three power leads to L1 L2 E 30 and L3 Connect green to ground GND ti2515b ti3248b c 400V 3 phase Using 5 32 or 4 mm hex allen wrench connect three power leads to L1 L2 and L3 Connect neutral to N Connect green to ground GND ti2725a 312065M 21 Setup 5 Connect feed pumps a Install feed pumps K in component A and B supply drums See FIG 1 and FIG 2 pages 12 and 13 b Seal component A drum and use desiccant dryer M in vent c Install agitator L in component B drum if nec essary d Ensure A and B inlet valves FV are closed TI10971a Supply hoses from feed pumps should be 3 4 in 19 mm ID 6 Connect pressure relief lines Do not install shutoffs downstream of the PRESSURE HELIEF SPRAY valve outlets BA BB The valves function as overpressure relief valves when set to SPRAY m Lines must be open so valves can aut
39. t Two Component Material Information Isocyanate Conditions D n Hn Spraying or dispensing materials containing isocya nates creates potentially harmful mists vapors and atomized particulates Head material manufacturer s warnings and material MSDS to know specific hazards and precautions related to isocyanates Prevent inhalation of isocyanate mists vapors and atomized particulates by providing sufficient ventila tion in the work area If sufficient ventilation is not available a supplied air respirator is required for everyone in the work area To prevent contact with isocyanates appropriate per sonal protective equipment including chemically impermeable gloves boots aprons and goggles is also required for everyone in the work area Material Self ignition AN Some materials may become self igniting if applied too thickly Read material manufacturers warnings and material MSDS 10 Keep Components A and B Separate Na Cross contamination can result in cured material in fluid lines which could cause serious injury or damage equipment To prevent cross contamination of the equipment s wetted parts never interchange compo nent A isocyanate and component B resin parts Moisture Sensitivity of Isocyanates Isocyanates ISO are catalysts used in two component foam and polyurea coatings ISO will react with moisture such
40. ter Zone On Off Keys LEDs 16 Temperature Arrow Keys 16 Temperature Displays 16 Circuit BreakerS o o ooooooooooooo 16 Motor Controls and Indicators 17 Motor ON OFF Key LED 17 PARHICKey BED 2 uocem utes dni 17 PSI BAR Keys LEDS 17 Pressure Key LED o 17 Cycle Count Key LED 17 Pressure Arrow Keys oo oooooooo 18 Pressure Cycle Display 18 Spray Adjustments 18 0 sa eee ete ak puce Bod ae sant dt tc dde x 19 cca EUR 25 SPAY ING soins tron aca oie dE wa 29 ShUutdoWl siria iio atl eee 31 Pressure Relief Procedure 32 Fluid Circulation 33 Circulation Through Reactor 33 Circulation Through Gun Manifold 34 JOG MOGE ai tiara a DEUS eer eee de 35 Diagnostic Codes 36 Temperature Control Diagnostic Codes 36 Motor Control Diagnostic Codes 36 Maintenance inv o RO RERO 37 Fluid Inlet Strainer Screen 37 Pump Lubrication System 38 zl tin de PPP 39 ACCeSSOLGS xxx aD DERE LS TURPE ES 39 DIMENSIONS osa vadis xo A CY C ie ee 40 Technical Dala s oa 41 Graco Standard Warranty 42 Graco Information 42 312065M Systems System
41. ve ensure that there are no leaks and wipe the equipment clean Proceed with operation Ti10974a Fic 9 Fluid Inlet Strainer 37 Maintenance Pump Lubrication System Check the condition of the ISO pump lubricant daily Change the lubricant if it becomes a gel its color dark ens or it becomes diluted with isocyanate Gel formation is due to moisture absorption by the pump lubricant The interval between changes depends on the environment in which the equipment is operating The pump lubrication system minimizes exposure to mois ture but some contamination is still possible Lubricant discoloration is due to continual seepage of small amounts of isocyanate past the pump packings during operation If the packings are operating properly lubricant replacement due to discoloration should not be necessary more often than every 3 or 4 weeks To change pump lubricant 1 Relieve pressure page 32 2 Liftthe lubricant reservoir LR out of the bracket RB and remove the container from the cap Hold ing the cap over a suitable container remove the check valve and allow the lubricant to drain Reat tach the check valve to the inlet hose See FIG 10 3 Drain the reservoir and flush it with clean lubricant 4 When the reservoir is flushed clean fill with fresh lubricant 5 Thread the reservoir onto the cap assembly and place it in the bracket 6 The lubrication system is ready for operation No priming is re
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