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Repair - Parts
Hydra-Cat
Proportioners
For fixed ratio proportioning of 2-component reactive materials. For professional use only.
Not for use in explosive atmospheres.
Important Safety Instructions
Read all warnings and instructions in this manual. Save these instructions.
See page 4 for model information, including maximum working pressure.
®
TI5556b
310796F
ENG
TI5619b
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Related Manuals for Graco Hydra-Cat TI5556b
Summary of Contents for Graco Hydra-Cat TI5556b
- Page 1 Repair - Parts ® Hydra-Cat 310796F Proportioners For fixed ratio proportioning of 2-component reactive materials. For professional use only. Not for use in explosive atmospheres. Important Safety Instructions Read all warnings and instructions in this manual. Save these instructions. See page 4 for model information, including maximum working pressure. TI5619b TI5556b...
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Page 2: Table Of Contents
Graco Standard Warranty ....28 Graco Information ......28... -
Page 3: Manual Conventions
Manual Conventions Manual Conventions Isocyanate Hazard WARNING Hazard Symbol Spraying materials containing isocyanates creates potentially harmful mists, vapors, and atomized par- WARNING: a potentially hazardous situation which, if ticulates. not avoided, could result in death or serious injury. Read material manufacturer’s warnings and material Warnings in the instructions usually include a symbol MSDS to know specific hazards and precautions indicating the hazard. -
Page 4: Models
Models Models ® Hydra-Cat Proportioners Maximum Includes: Working Fluid Maximum Air Part No., Pressure Input Pressure Volume Fluid Series psi (MPa, bar) psi (MPa, bar) Ratio Description Pump Manifold 234931, 5000 (34.5, 345) 70 (0.43, 4.3) Stand Mount Proportioner 234921 248780 234932, 4600 (31.7, 317) -
Page 5: Related Manuals
Related Manuals Related Manuals Refer to these manuals for detailed equipment informa- tion. Manuals are available at www.graco.com. Air Supply Kit Proportioning System 309827 Instruction Manual (English) Part No. Description Air Regulator 310794 Proportioning System, Instructions- 308167 Instruction Manual (English) -
Page 6: Warnings
Do not alter or modify equipment. • For professional use only. • Use equipment only for its intended purpose. Call your Graco distributor for information. • Route hoses and cables away from traffic areas, sharp edges, moving parts, and hot surfaces. •... - Page 7 Warnings WARNING 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. • Read MSDS’s to know the specific hazards of the fluids you are using. •...
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Page 8: Pressure Relief Procedure
Pressure Relief Procedure Pressure Relief Procedure Disengage trigger lock. If your system includes Circulation and Return Tube Kit 246978 (see manual 309852), see Alternate Pressure Relief Procedure, page 9. WARNING TI5659a Follow Pressure Relief Procedure when you stop Hold a metal part of the gun firmly to a grounded spraying and before cleaning, checking, servicing, or metal pail. -
Page 9: Alternate Pressure Relief Procedure
Pressure Relief Procedure Flush mix manifold, hoses, and gun, see manual Turn SPRAY/PRESSURE RELIEF valves to PRES- 310797. Shut off solvent supply pump and repeat SURE RELIEF (hardener valve must be opened steps 4-6 to relieve solvent pressure. first). If you suspect the spray tip or hose is clogged or that pressure has not been fully relieved after fol- lowing the steps above, very slowly loosen tip guard retaining nut or hose end coupling to relieve... -
Page 10: Troubleshooting
Troubleshooting Troubleshooting Problem Cause Solution System stops or will not start. Air pressure or volume too low. Increase; check air compressor. Closed or restricted air line or air Open or clean. valve. Fluid valves closed. Open. Clogged fluid hose. Replace. Air motor worn or damaged. - Page 11 Troubleshooting 2. Faulty fluid manifold check valves (219) can mask pump problems. Keep the check valves operating WARNING properly. 3. This chart is specific to the air motor and pump. Refer to the other supplied manuals to troubleshoot Read warnings, page 6. individual components.
- Page 12 Troubleshooting 310796F...
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Page 13: Repair
Repair Repair Air Motor Torque to 53-67 ft-lb (72-91 N•m). 1. Flush before repairing equipment, if possible. See Hydra-Cat Operation manual 310795. Apply thread locking sealant to threads. Torque to 200-300 ft-lb (270-405 N•m). WARNING Read warnings, page 6. 2. Relieve pressure, page 8. Stop pump at bottom of its stroke. -
Page 14: Displacement Pump
Repair Displacement Pump 2. Slide the outer two displacement pump rods through tie plate (109), outer locknuts (108), and washers (107). Install locknuts (112) loosely on displacement Disassembly rods. Push cylinders up into place in tie plate and torque outer locknuts (108) to 100-200 ft-lb 1. - Page 15 Repair Torque to 53-67 ft-lb (72-91 N•m). Torque to 100-200 ft-lb (135-270 N•m). Torque to 75-85 ft-lb (101-114 N•m). TI5623a . 2. Displacement Pumps 310796F...
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Page 16: Fluid Manifold
Repair Fluid Manifold 5. Remove seat (216) and seal (217). Clean drain valve bore in fluid manifold (201). 1. Flush before repairing equipment, if possible. See 6. Inspect o-ring (231) and replace if necessary. Hydra-Cat Operation manual 310795. 7. Install seal (217) and seat (216) in fluid manifold (201). - Page 17 Repair Hole in disc housing must face toward rear. Handles must be oriented as shown in SPRAY position. Beveled side must face up. Apply sealant to threads. Check Valve (219) Detail Torque to 355-395 in-lb (40.1-44.6 N•m). Elbow outlets must face away from each other. Lubricate ends of spring.
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Page 18: Parts
Parts Parts Stand Mount Proportioners 234931 Series A, 1:1 Mix Ratio 234932 Series A, 2:1 Mix Ratio 234933 Series A, 3:1 Mix Ratio 234934 Series A, 4:1 Mix Ratio 2 (Ref) 1 (Ref) detail below 1 (Ref) 2 (Ref) Install a kit on both sides. - Page 19 Parts Stand Mount Proportioners 234931 Series A, 1:1 Mix Ratio 234932 Series A, 2:1 Mix Ratio 234933 Series A, 3:1 Mix Ratio 234934 Series A, 4:1 Mix Ratio Ref. Ref. Part No. Description Qty. Part No. Description Qty. 155665 UNION, adapter; 3/8 npt(m) x 3/8 234921 PUMP, proportioner;...
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Page 20: Wall Mount Proportioners
Parts Wall Mount Proportioners 234991 Series A, 1:1 Mix Ratio 234992 Series A, 2:1 Mix Ratio 234993 Series A, 3:1 Mix Ratio 234994 Series A, 4:1 Mix Ratio 2 (Ref) 1 (Ref) detail below 1 (Ref) 2 (Ref) Install a kit on both sides. - Page 21 Parts Wall Mount Proportioners 234991 Series A, 1:1 Mix Ratio 234992 Series A, 2:1 Mix Ratio 234993 Series A, 3:1 Mix Ratio 234994 Series A, 4:1 Mix Ratio Ref. Ref. Part No. Description Qty. Part No. Description Qty. 155665 UNION, adapter; 3/8 npt(m) x 3/8 234921 PUMP, proportioner;...
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Page 22: Proportioner Pumps
Parts Proportioner Pumps 234921 Series A, 1:1 Mix Ratio, with two displacement pumps 234922 Series A, 2:1 Mix Ratio, with three displacement pumps 234923 Series A, 3:1 Mix Ratio, with three displacement pumps 234924 Series A, 4:1 Mix Ratio, with three displacement pumps Center pump is not used on Model 234921. - Page 23 Parts Proportioner Pumps 234921 Series A, 1:1 Mix Ratio, with two displacement pumps 234922 Series A, 2:1 Mix Ratio, with three displacement pumps 234923 Series A, 3:1 Mix Ratio, with three displacement pumps 234924 Series A, 4:1 Mix Ratio, with three displacement pumps Ref.
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Page 24: 248779 Fluid Manifold
Parts 248779 Fluid Manifold, 3 pump; includes items 201-223, 231-235 (shown) 248780 Fluid Manifold, 2 pump; includes items 201-235 †212 †210 217† †209 216† 231✓ 218* 219✓ 223* 202✓ TI5626b 310796F... - Page 25 Parts 248779 Fluid Manifold, 3 pump; includes items 201-223, 231-235 (shown) 248780 Fluid Manifold, 2 pump; includes items 201-235 Ref. Ref. Part No. Description Qty. Part No. Description Qty. 216† 193709 SEAT, valve 15E152 MANIFOLD, fluid 217† 193710 SEAL, seat; nylon 202✓...
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Page 26: 241693 Stand Kit
Parts 241693 Stand Kit Ref. Part No. Description Qty. 236061 BRACKET, mounting 168422 CAP, square 217297 LEG, frame 178473 BRACE, frame 100679 SCREW, cap, hex hd; 1/2-13 x 3-1/2 in. (89 mm) 100321 NUT, hex; 1/2-13 100018 WASHER, lock; 1/2 TI5629a 310796F... -
Page 27: Technical Data
Technical Data Technical Data Maximum fluid working pressure Models 234932 and 234992: 4600 psi (31.7 MPa, 317 bar) All other models: 5000 psi (34.5 MPa, 345 bar) Maximum air input pressure Models 234931 and 234991: 70 psi (0.43 MPa, 4.3 bar) Models 234934 and 234994: 90 psi (0.62 MPa, 6.2 bar) Models 234932, 234933, 234992, and 234993: 100 psi (0.7 MPa, 7.0 bar) Pressure ratio... -
Page 28: Graco Standard Warranty
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.