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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
Lubrication ..............................................................................3
Cleaning Pump .......................................................................3
Lifting ......................................................................................3
Storage ...................................................................................3
Suggested Repair Tools .........................................................3
Removal: Cartridge Mechanical Seal ........................................5
Installation: Cartridge Mechanical Seal .....................................5
Pump Disassembly ....................................................................6
Pump Assembly .........................................................................7
Thrust Bearing Adjustment ........................................................8
Installation: Carbon Graphite Bushings .....................................8
Pressure Relief Valve Instructions .............................................9
Disassembly ...........................................................................9
Assembly ................................................................................9
Pressure Adjustment ..............................................................9
Important Ordering Information ..............................................9
......................................................10
General Installation Notes ........................................................10
Foundation ............................................................................... 11
Component & Unit Lifting Features ......................................... 11
Alignment .................................................................................13
Piping .......................................................................................13
Start Up ....................................................................................14
Troubleshooting .......................................................................15
Vacuum Gauge - Suction Port .............................................15
Pressure Gauge - Discharge Port ........................................15
Rapid Wear .............................................................................16
Preventative Maintenance .......................................................17
Do's & Don'ts ...........................................................................17
Installation ............................................................................17
Operation ..............................................................................17
Maintenance .........................................................................18
ESB-515 ...................................................................................18
Lubrication of Viking Pumps .................................................18
Lubrication of Viking Reducers ............................................18
Lubrication of Viking Associative Equipment .......................18
UNIVERSAL PRODUCT LINE: STEEL EXTERNALS
4223AA SERIES™, 4323AA SERIES™
SIZES: H, HL, K, KK, LQ, LL, LS, Q, QS, N, R, RS
© 2022 Viking Pump, Inc. • Cedar Falls, IA
MODEL NUMBER CHART
Jacketed, Mechanical Seal
H4223AA
HL4223AA
K4223AA
KK4223AA
LQ4223AA
LL4223AA
LS4223AA
Q4223AA
QS4223AA
N4323AA
R4323AA
RS4323AA
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: H, HL, K, KK,
LQ, LL, LS, Q, QS SIZES
TSM
1304
Page
1 of 19
Issue
B
representative.
®
FIGURE 2: N, R, RS
SIZES
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Summary of Contents for Viking pump 4223AA Series
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Page 1: Table Of Contents
Preventative Maintenance ............17 Do’s & Don’ts ................17 Installation ................17 Operation ................17 Maintenance .................18 ESB-515 ...................18 Lubrication of Viking Pumps ..........18 Lubrication of Viking Reducers ..........18 Lubrication of Viking Associative Equipment .......18 © 2022 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
Extra care should be taken in repair of pumps with mechanical seals. Be sure to read and follow all special instructions supplied with your pump. TSM 1304 | Issue B | Page 3 of 19 © 2022 Viking Pump, Inc. • Cedar Falls, IA... - Page 4 Rotor and Shaft Assembly Nuts for Flanges Seal Studs Idler and Bushing Assembly Rectangular Key for Shaft Cartridge Seal Idler Bushing Guard TSM 1304 | Issue B | Page 4 of 19 © 2022 Viking Pump, Inc. • Cedar Falls, IA...
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Page 5: Removal: Cartridge Mechanical Seal
P-80 or equivalent before assembly. ® P-80 is a registered trademark of International Products Corporation ® TSM 1304 | Issue B | Page 5 of 19 © 2022 Viking Pump, Inc. • Cedar Falls, IA... -
Page 6: Pump Disassembly
Spacer With a spanner wrench, remove locknut from shaft. Collar Remove lockwasher from shaft. TSM 1304 | Issue B | Page 6 of 19 © 2022 Viking Pump, Inc. • Cedar Falls, IA... -
Page 7: Pump Assembly
10. Lock end cap in place with two end cap setscrews in the flange of the bearing housing, see "Figure 7" on page 6. TSM 1304 | Issue B | Page 7 of 19 © 2022 Viking Pump, Inc. • Cedar Falls, IA... -
Page 8: Thrust Bearing Adjustment
Use steps 1 and 2 above. perform the end clearance adjustment again or disassemble the pump and look for damage to the pump components. TSM 1304 | Issue B | Page 8 of 19 © 2022 Viking Pump, Inc. • Cedar Falls, IA... -
Page 9: Pressure Relief Valve Instructions
Failure to follow above listed precautionary measures may result in serious injury or death. TSM 1304 | Issue B | Page 9 of 19 © 2022 Viking Pump, Inc. • Cedar Falls, IA... -
Page 10: Appendix (Formerly Tsm 000)
Suction FIGURE A1 Relief Valve Adjusting Screw Cap (Should Always Point Toward Suction Port) FIGURE A2 Left-Hand Right-Hand Pump Pump TSM 1304 | Issue B | Page 10 of 19 © 2022 Viking Pump, Inc. • Cedar Falls, IA... -
Page 11: Foundation
(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 1304 | Issue B | Page 11 of 19 © 2022 Viking Pump, Inc. • Cedar Falls, IA... - Page 12 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 1304 | Issue B | Page 12 of 19 © 2022 Viking Pump, Inc. • Cedar Falls, IA...
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Page 13: Alignment
11. When fastening the piping to the pump it should not be necessary to impose any strain on the pump casing. “Springing” or “drawing” the piping up to the pump will © 2022 Viking Pump, Inc. • Cedar Falls, IA TSM 1304 | Issue B | Page 13 of 19... -
Page 14: Start Up
Packing should weep a little to keep it cool and lubricated. 11. Do not use the Viking pump to flush, pressure test or Obstruction Obstruction prove the system with water. Either remove the pump or Go around the run piping around it while flushing or testing. -
Page 15: Troubleshooting
TROUBLESHOOTING h. Relief valve is set too high. 2. Low reading would indicate: A Viking pump that is properly installed and maintained will a. Relief valve is set too low. give long and satisfactory performance. b. Relief valve poppet is not seating properly. -
Page 16: Rapid Wear
See Rapid Wear Table. TSM 1304 | Issue B | Page 16 of 19 © 2022 Viking Pump, Inc. • Cedar Falls, IA... -
Page 17: Preventative Maintenance
30 days to circulate the oil. Retighten all gasketed joints before using the pump. TSM 1304 | Issue B | Page 17 of 19 © 2022 Viking Pump, Inc. • Cedar Falls, IA... -
Page 18: Maintenance
LUBRICATION OF VIKING ASSOCIATIVE EQUIPMENT Check any motor, coupling, gear reducer or other drive equipment for manufacturer’s instructions and lubricate as recommended. TSM 1304 | Issue B | Page 18 of 19 © 2022 Viking Pump, Inc. • Cedar Falls, IA... - Page 19 (www.vikingpump.com/warranty#information). 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 AND EXCLUSIVE WARRANTY AND IS IN LIEU OF...
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