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Instructions - Parts List
Viscount
Hydraulic-powered pumps for low
pressure, high volume circulation of
finishing materials.
Do not use for flushing or purging
lines with caustics, acids, abrasive
line strippers, and other similar
fluids. For professional use only.
Important Safety Instructions
Read all warnings and instructions in
this manual. Save these instructions.
See page 3 for model information, including
maximum working pressure and approvals.
®
4-Ball Pumps
Viscount II
Pump with
4000cc 4-Ball
Lower
3A0537M
TI15609a
EN
c IIB T3
II 2 G
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Summary of Contents for Graco Viscount 24E337
- Page 1 Instructions - Parts List ® Viscount 4-Ball Pumps 3A0537M Hydraulic-powered pumps for low pressure, high volume circulation of finishing materials. Do not use for flushing or purging lines with caustics, acids, abrasive line strippers, and other similar fluids. For professional use only. Important Safety Instructions Read all warnings and instructions in this manual.
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Page 2: Table Of Contents
Preventive Maintenance Schedule ..11 Graco Information ......22 Flushing . -
Page 3: Models
Models Models Pumps with 3000cc or 4000cc 4-Ball Lowers Maximum Pump Working Pressure Connection Cylinder Model No. Series psi (MPa, bar) Lower Size Motor Style Material Material Material 24E337 400 (2.8, 28.0) 3000cc Viscount II Chromex Chrome 24E338 400 (2.8, 28.0) 3000cc Viscount II Chromex... -
Page 4: Warnings
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, refer back to these warnings. Product-specific hazard symbols and warnings not covered in this section may appear throughout the body of this manual where applicable. - Page 5 Warnings WARNING 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, hearing loss, inhalation of toxic fumes, and burns. This equipment includes but is not limited to: •...
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Page 6: Installation
Installation Installation Grounding Air and fluid hoses: use only electrically conductive hoses with a maximum of 500 ft. (150 m) combined hose length to ensure grounding continuity. Check the electrical resistance of hoses. If total resistance to ground exceeds 25 megohms, replace hose immedi- ately. -
Page 7: Stand Mount
Installation Stand Mount Plumbing Mount the pump in the accessory pump stand (B). Use Install a fluid shutoff valve (D) between the mix tank (A) Part No. 218742 Stand for 3000 and 4000cc Pumps and the pump. (see F . 2, page 9). When using a stainless steel pump, use stainless steel See Mounting Stand Hole Layout on page 18. -
Page 8: Accessories
Installation Accessories • For Viscount II motors, use a minimum 22 mm (7/8 in.) ID return line (K). The motor has a 1 in. npt(f) hydraulic oil return fitting. Install the following accessories in the order shown in . 2, using adapters as necessary. •... - Page 9 Installation TI15856a . 2. Typical Installation for 3000 and 4000cc Pumps (Viscount II Motor Shown) Key: Mix Tank Drain Line 218742 Pump Stand Pressure Reducing Valve Fluid Supply Line; 1-1/2 in. (38 mm) minimum diameter Hydraulic Pressure Gauge Fluid Shutoff Valve Return Line Shutoff Valve Fluid Line;...
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Page 10: Operation
Operation Operation Pressure Relief Procedure 7. Verify that pump actuations are priming the pump wet-cup. If not, confirm that the TSL pump piston is being depressed at bottom changeover, and that reservoir check valves are not stuck closed. 8. Close the fluid shutoff valve (D) downstream of the pump. -
Page 11: Maintenance
Maintenance Maintenance Preventive Maintenance Stall Test Schedule Perform a stall test periodically to ensure the piston seal is in good working condition and prevent system over- The operating conditions of your particular system pressurization: determine how often maintenance is required. Establish a preventive maintenance schedule by recording when Close the fluid shutoff valve (D) closest to the pump on and what kind of maintenance is needed, and then... -
Page 12: Changing The Tsl
Maintenance Changing the TSL To change the TSL: Check the condition of the TSL and the level in the res- 1. Shut off the pump. ervoir every week, minimum. TSL should be changed at least every month. Part No. 206995 Throat Seal Liquid (TSL) carries resi- due from the pump rod into the reservoir. -
Page 13: Troubleshooting
Troubleshooting Troubleshooting Problem Cause Solution Pump output low on both strokes. Restricted hydraulic supply lines. Clear any obstructions; be sure all shutoff valves are open; increase pressure, but do not exceed maximum working pres- sure. Exhausted fluid supply. Refill and reprime pump. Clogged fluid outlet line, valves, etc. -
Page 14: Repair
Repair Repair Disassembly 5. To repair the air motor or lower, see the separate manuals listed under Related Manuals on page 2. NOTE: The 3000 and 4000cc pumps are easiest to repair when left in the Part No. 218742 accessory pump Reassembly stand and disassembled as instructed in the lower man- ual. -
Page 15: Reassemble The Coupling Adapter And Tie Rods To The Motor
Repair Reassemble the Coupling Viscount II Pump Adapter and Tie Rods to the with 4000cc 4-Ball Motor Lower NOTE: Use this procedure only if the coupling adapter (108) and tie rods (103) have been disassembled from the motor, to ensure proper alignment of the motor shaft to the piston rod. -
Page 16: Parts
Parts Parts Viscount II Pumps with 3000cc or 4000 cc 4-Ball Lowers Common Parts Ref. Description Part No. Qty. MOTOR, Viscount II, 223646 see manual 308048 LOWER, 4-Ball, see table see manual 3A0540 TIE ROD, 12.72 in. (323 mm) 180487 between shoulders NUT, lock, hex;... -
Page 17: Dimensions
Dimensions Dimensions Viscount II Pump with 4000cc 4-Ball Lower TI15609a Approx. Weight Motor Lower Size in. (mm) in. (mm) in. (mm) lb (kg) 3000cc 215 (97.5) Viscount II 54.75 (1391) 29.0 (737) 23.0 (584) 4000cc 217 (98.4) 3A0537M... -
Page 18: Motor Mounting Hole Diagram
Motor Mounting Hole Diagram Motor Mounting Hole Diagram Viscount II Motor Mounting Hole Layout 4X 3/8-16 UNC - 2B 7.43 in. (188 mm) 6.186 in. (157 mm) 7.43 in. (188 mm) 6.186 in. (157 mm) TI10465a Mounting Stand Hole Layout 218742 Floor Stand (for 3000 and 4000cc Pumps) 6.41 in. -
Page 19: 255143 Wall Mount Bracket
255143 Wall Mount Bracket 255143 Wall Mount Bracket 17.8 in. (450.9 mm) 14.5 in. (368.3 mm) 2.0 in. (50.8 mm) 5.4 in. (136.5 mm) 7.4 in. (187.3 mm) 5.3 in. (133.4 mm) 1.0 in. (25.4 mm) 9.0 in. (228.6 mm) 1.6 in. -
Page 20: Technical Data
Technical Data Technical Data 3000 and 4000cc Pumps with Viscount II Motor Maximum Maximum Hydraulic Maximum Fluid Flow at Maximum Working Working Hydraulic 60 cycles Output Fluid Lower Pressure Pressure Hydraulic Oil Motor Fluid per minute per Cycle Temperature Model Size psi (MPa, bar) psi (MPa, bar) - Page 21 Technical Data See Models on page 3 for your pump part number. Key: The shaded area within the table shows the recommended 10.3 MPa, 103 bar (1500 psi) hydraulic pressure range for continuous duty circulation applications. 7.2 MPa, 72.4 bar (1050 psi) hydraulic pressure 4.1 MPa, 41 bar (600 psi) hydraulic pressure Viscount II Motor, 3000cc Lower Fluid Outlet Pressure...
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Page 22: 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.
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