Graco ti18496b, ti18524d, ti18526c specifications Troubleshooting, Resin Pump

Page 40

Troubleshooting

Troubleshooting

Follow Pressure Relief Procedure and Shutdown on page 24 before checking or servicing the equip- ment.

Problems

Try the recommended solutions in the order given for each problem, to avoid unnecessary repairs.

Catalyst Pump

See Catalyst Slave Pumps parts illustration on page 66 for parts identification.

Problem

Cause

Solution

 

 

 

 

 

 

Pressure loss on up stroke.

Worn transfer housing seal.

Replace transfer housing seal.

 

 

 

 

Worn transfer housing seat.

Replace transfer housing.

 

 

 

Pressure loss on up stroke and down

Worn weep seals.

Replace weep cartridge.

stroke.

 

 

Blow off valve spring is wearing out.

Replace blow off valve.

 

 

 

 

 

Loose fittings on spray gun and/or hoses.

Tighten fittings on spray gun and hoses.

 

 

 

 

Scratched piston rod.

Replace piston rod.

 

 

 

Pressure not building on up stroke.

Damaged transfer housing seat.

Replace transfer housing.

 

 

 

Pressure not building on down stroke.

Scratched inlet valve.

Replace inlet valve.

 

 

 

Leakage from cartridge housing.

Loose cartridge housing.

Tighten cartridge housing.

 

 

 

 

Loose bearing.

Tighten bearing.

 

 

 

Pressure being relieved through relief

Relief valve or check valve has a weak

Replace relief valve or check valve.

valve or check valve at a low pressure.

spring.

 

 

 

 

Pump will not prime.

Fluid inlet ball valve is closed.

Open fluid inlet ball valve.

 

 

 

Excessive weepage

Missing snap-on seal retainer

Remove cartridge and install

 

 

 

 

Worn or damaged snap-on seal retainer

Remove and replace

 

 

 

Resin Pump

See Resin Pumplines on page 61 for parts identification.

Problem

Cause

Solution

 

 

 

 

 

 

Does not operate.

Valve closed or clogged.

Clear air line; increase air supply. Check that

 

 

valves are open.

 

 

 

 

Fluid hose or gun obstructed.

Clean hose or gun.*

 

 

 

 

Dried fluid on displacement rod.

Clean rod; always stop pump at bottom of stroke;

 

 

keep wet-cup filled with Throat Seal Liquid (TSL).

 

 

 

 

Air motor parts dirty, worn, or damaged.

Clean or repair air motor. See air motor manual.

 

 

 

 

Runaway error on DataTrak tripped (if DataTrak

See DataTrak Operation-Runaway Monitor,

 

installed)

page 35.

 

 

 

Stall on bottom of

Runaway solenoid actuated. (if DataTrak installed)

Enable runaway protection, if disabled, then see

stroke.

 

Runaway, page 35, to reset the runaway solenoid.

 

 

 

40

3A2012J

Page 39 Page 41
Image 40
Page 39 Page 41
Contents Important Safety Instructions FRP ProportionerContents Agency Approvals Related ManualsManual Description Models No Cart Cart, Mast, and BoomHose Length RatioAccessories Skin Injection Hazard Toxic Fluid or Fumes Hazard 3A2012J Important Two-Component Material Information Material Self-ignitionChanging Materials Keep Resin and Catalyst Components SeparateOverview Typical ApplicationsComponent Identification KeyAir Control Panel Air Motor and Resin Displacement Pump Pressure relief/recirculation valve P relieves presPressure relief/recirculation fluid outlet P1 place Pressurized fluid outlet on filter R connect fluidCatalyst Pump Catalyst Pump ComponentsSolvent Flush Diaphragm Pump Solvent Flush SystemsSolvent Flush Asme and CE-Approved Pressure Pot Setup Before InstallationLocation Requirements System Mounting Wall Mount Systems OnlyFor systems bolting directly to wall not using a pole System Assembly For cart and boom systems only, install legsSpring Chain Roving Guides Deflector Plates Ground Wire GroundingConnect Fluid and Air Lines Air ConnectionsCatalyst Pump Pressure Relief Valve Flush Before First Use Fill Supply TanksSolvent Flush Connections if applicable Gun ConnectionsPressure Relief Procedure and Shutdown OperationTrigger Lock Boom OperationOperation Startup For internal mix proportioners only, check solvent lineFollow Pressure Relief Procedure and Shut- down on PrimeOperation 3A2012J Flush Spray External mix systems 30-40 psi 0.21-0.28 MPa, 2.1-2.8 barAAC Air Adjustment Follow Pressure Relief Procedure and Shutdown onSetup Mode Run ModeDataTrak Operation Operation Runaway Monitor Solenoid Release ButtonDiagnostics Prime/FlushCounter/Totalizer DisplayDiagnostic Codes Symbol Code Name Diagnosis Cause Replace DataTrak Battery or Fuse Disconnect DataTrakComponents MaintenanceTask Schedule Inspect pump wetcup Daily Troubleshooting Resin PumpSpray pattern Mendations Fluid is too thin or too thick Repair Disconnect the Displacement PumpGeneral Information Reconnect the Displacement Pump Align cylinder and adapter plateDisconnect the Air Motor Reconnect the Air MotorTi18456c Replace Pumpline Repair Catalyst Pump Remove Catalyst Pump from SystemDisassemble Catalyst Pump Repair Throat and Piston SealsRepair Foot Valve Assemble Catalyst PumpCatalyst Pump Details System Parts Systems152 24M692 SPACER, ball joint Wall or Pole Mount KIT Wall or Pole Mount KIT Wall or Pole Mount KIT Carts QuantitySystem Parts Wall or Pole Mount Kit, 16N918 Part Description QtyBoom, 16N761 Air Panel Slave Pump Linkage, 16P125 Resin Pumplines Part Description 131 171Connecting Kit Air Motor and Pump for Resin PumplineGun Coupling Collars24F620 Resin FilterMesh Pack Resin Supply Hose 16M7363A2012J Catalyst Slave Pumps 922 930 940Installation Tools not shown Catalyst PumpsCatalyst Reservoir 16P425Cart not included in kit, shown for reference only Hose Bundles Quantity 16N014 and 16N015 Kits Accessory Parts Heater Kits16N0169, 16N017, 16N018, and 16N019 Kits Nipple Solvent Pressure Pot Kits Asme Pressure Pots, 2-gallon 16M893 and 5-gallon 16M894Asme and CE-Approved Pressure Pots, 16M874 and 16M875 TubeSolvent Diaphragm Pumps Gallon 16M560 and 5-gallon 16M561DataTrak Upgrade Kit 16M881Carts for 55 Gallon Barrel, 16M896 Roving Box Bracket 16M961Extension Hoses Gel HoseChop Hose For external gelCart and Boom DimensionsTop View Cart Only Wall/Pole MountTechnical Data Pumpline Wall Mounting Bracket DimensionsPumpline Technical Data 3A2012J Graco Standard Warranty Graco Information
Top Page Image Contents