Table of Contents
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TECHNICAL SERVICE MANUAL: INSTALLATION, OPERATION & MAINTENANCE
TABLE OF CONTENTS
Model Number Chart ..................................................................1
Introduction ................................................................................1
Safety Information & Instructions ...............................................2
Special Information ....................................................................3
Rotation ..................................................................................3
Pressure Relief Valves ...........................................................3
Mechanical Seals ...................................................................3
Maintenance ...............................................................................3
Cleaning Pump .......................................................................3
Storage ...................................................................................3
Suggested Repair Tools .........................................................3
Pump Disassembly ....................................................................5
Pump Assembly .........................................................................6
Installation: Carbon Graphite Bushings .....................................7
Thrust Bearing Adjustment ........................................................8
Pressure Relief Valve Instructions .............................................8
Disassembly ...........................................................................8
Assembly ................................................................................9
Pressure Adjustment ..............................................................9
Important Ordering Information ..............................................9
General Installation Notes ..........................................................9
Foundation ............................................................................... 11
Component & Unit Lifting Features ......................................... 11
Alignment .................................................................................12
Piping .......................................................................................13
Start Up ....................................................................................14
Troubleshooting .......................................................................14
Vacuum Gauge - Suction Port .............................................14
Pressure Gauge - Discharge Port ........................................15
Rapid Wear .............................................................................16
Preventative Maintenance .......................................................16
Do's & Don'ts ...........................................................................17
Installation ............................................................................17
Operation ..............................................................................17
Maintenance .........................................................................17
MOTOR SPEED PRODUCT LINE: STEEL EXTERNALS
493 SERIES™, 4193 SERIES™
SIZES: GG, HJ, HL, AS, AK, AL
© 2019 Viking Pump, Inc. • Cedar Falls, IA
MODEL NUMBER CHART
FLANGE MOUNTED
GG493
HJ493
HL493
AS493
AK493
AL493
INTRODUCTION
The illustrations used in this manual are for identification
purposes only and cannot be used for ordering parts.
Obtain a parts list from your Viking Pump
Always give a complete name of part, part number and
material with the model number and serial number of pump
when ordering repair parts. The unmounted pump or pump
unit model number and serial number are on the nameplate.
This manual only applies to the pump models specified in the
"Model Number Chart" on page 1. Pump specifications and
recommendations are listed in the Catalog Sections, which
are available at vikingpump.com.
FIGURE 1:
GG, HJ, HL SIZES (493 SERIES™)
FIGURE 2:
AS, AK, AL SIZES (4193 SERIES™)
TSM
1341
Page
1 of 18
Issue
A
FOOT MOUNTED
GG4193
HJ4193
HL4193
AS4193
AK4193
AL4193
representative.
®
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Table of Contents
Related Manuals for Viking pump 493 Series
Summary of Contents for Viking pump 493 Series
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Page 1: Table Of Contents
Vacuum Gauge - Suction Port ..........14 Pressure Gauge - Discharge Port ........15 Rapid Wear ................16 Preventative Maintenance ............16 Do’s & Don’ts ................17 Installation ................17 FIGURE 2: Operation ................17 AS, AK, AL SIZES (4193 SERIES™) Maintenance .................17 © 2019 Viking Pump, Inc. • Cedar Falls, IA... -
Page 2: Safety Information & Instructions
BEFORE operating the pump, be sure that: information, refer to Appendix, General Installation Notes, • It is clean and free from debris. item 5 on Pressure Protection or contact your Viking Pump ® representative for Engineering Service Bulletin ESB-31. • All valves in the suction and discharge pipelines are fully opened. -
Page 3: Special Information
Modifications are required to install PTFE mechanical seals in these pumps. Additional modifications are needed to accommodate balanced seals. Contact your Viking Pump ® representative for specific information. TSM 1341 | Issue A | Page 3 of 18 © 2019 Viking Pump, Inc. • Cedar Falls, IA... - Page 4 FIGURE 4 - EXPLODED VIEW FOR SIZES GG, HJ, HL - 493 SERIES™ & 4193 SERIES™ Item Name Of Part Item Name Of Part Item Name Of Part Locknut Casing (4193) Head O-Ring Snap Ring (Outer) Casing (493) Idler Pin...
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Page 5: Pump Disassembly
Before opening any Viking pump liquid chamber 4 for model to be disassembled and name of parts. (pumping chamber, reservoir, relief valve adjusting cap 493 Series™ and 4193 Series™ pumps are disassembled fitting, etc.) be sure: and assembled in the same manner. The difference 1. -
Page 6: Pump Assembly
Coat rotor shaft, tapered installation sleeve and inner diameter of mechanical seal with P-80 ® or equivalent before assembly. P-80 is a registered trademark of International Products Corporation ® TSM 1341 | Issue A | Page 6 of 18 © 2019 Viking Pump, Inc. • Cedar Falls, IA... -
Page 7: Installation: Carbon Graphite Bushings
Drive the bearing into the bore. Tap the inner race with a brass bar and lead hammer to position the bearing. See Figure 7. TSM 1341 | Issue A | Page 7 of 18 © 2019 Viking Pump, Inc. • Cedar Falls, IA... -
Page 8: Thrust Bearing Adjustment
4. Remove bonnet, spring guide, spring and poppet from valve body. Clean and inspect all parts for wear or damage and replace if necessary. TSM 1341 | Issue A | Page 8 of 18 © 2019 Viking Pump, Inc. • Cedar Falls, IA... -
Page 9: Assembly
See Figure A3 for correct idler pin location in relation to pump ports. FIGURE A1 FIGURE A2 Left-Hand Right-Hand Pump Pump TSM 1341 | Issue A | Page 9 of 18 © 2019 Viking Pump, Inc. • Cedar Falls, IA... - Page 10 (e). When the force exerted by the liquid under the poppet exceeds that exerted by the spring, the poppet lifts and liquid starts to flow through the valve. TSM 1341 | Issue A | Page 10 of 18 © 2019 Viking Pump, Inc. • Cedar Falls, IA...
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Page 11: Foundation
The slings can slide, allowing the unit to tip and/or fall. Improper lifts can result in personal injury and/or damage to the unit. TSM 1341 | Issue A | Page 11 of 18 © 2019 Viking Pump, Inc. • Cedar Falls, IA... -
Page 12: Alignment
Straightedge FIGURE A12: REDUCER DRIVE When sheaves are properly aligned, all points A, B, C, D will touch string or straightedge. TSM 1341 | Issue A | Page 12 of 18 © 2019 Viking Pump, Inc. • Cedar Falls, IA... -
Page 13: Piping
Keep Long Horizontal “Springing” or “drawing” the piping up to the pump will Line Below Liquid Level TSM 1341 | Issue A | Page 13 of 18 © 2019 Viking Pump, Inc. • Cedar Falls, IA... -
Page 14: Start Up
Liquid is too viscous to flow through the piping. 11. Do not use the Viking pump to flush, pressure test or c. Lift is too high. prove the system with water. Either remove the pump or d. -
Page 15: Pressure Gauge - Discharge Port
See Rapid Wear Table. 4. Pump is worn out. TSM 1341 | Issue A | Page 15 of 18 © 2019 Viking Pump, Inc. • Cedar Falls, IA... -
Page 16: Rapid Wear
TSM 1341 | Issue A | Page 16 of 18 © 2019 Viking Pump, Inc. • Cedar Falls, IA... -
Page 17: Do's & Don'ts
Operation under either of these conditions may result in a heat build-up in the pump, which could cause hazardous conditions or happenings. TSM 1341 | Issue A | Page 17 of 18 © 2019 Viking Pump, Inc. • Cedar Falls, IA... - Page 18 Viking’s website (www.vikingpump.com/warranty/warranty-info). A complete copy of the warranty may also be obtained by contacting Viking through regular mail at Viking Pump, Inc., 406 State Street, Cedar Falls, Iowa 50613, USA. THIS WARRANTY IS AND SHALL BE VIKING’S SOLE...