Viking pump 124A Series Technical & Service Manual

Universal seal heavy duty pump

Hide thumbs Also See for 124A Series:

Technical & service manual (10 pages)

Electronic copies of the most current TSM issue can be found on the Viking Pump website at www.vikingpump.com

CONTENTS

Special Information . . . . . . . . . . . . . . . . . . . 3

Maintenance . . . . . . . . . . . . . . . . . . . . . . 3

Disassembly . . . . . . . . . . . . . . . . . . . . . . 4

Assembly . . . . . . . . . . . . . . . . . . . . . . . . 5

Mechanical Seal Replacement . . . . . . . . . . . . . 6

Seal Removal. . . . . . . . . . . . . . . . . . . . . 6

Seal Installation. . . . . . . . . . . . . . . . . . . . 7

Thrust Bearing Adjustment . . . . . . . . . . . . . . . 8

Installation of Carbon Graphite Bushings . . . . . . . . 9

Pressure Relief Valve Instructions . . . . . . . . . . . 9

Disassembly . . . . . . . . . . . . . . . . . . . . .10

Assembly . . . . . . . . . . . . . . . . . . . . . . .10

Pressure Adjustment . . . . . . . . . . . . . . . . .10

Heat Cartridges . . . . . . . . . . . . . . . . . . . . .10

INTRODUCTION

The illustrations used in this manual are for identification

purposes only and cannot be used for ordering parts. Obtain

a parts list from a Viking representative. 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.

In the Viking model number system, basic size letters are

combined with series number (124A, 4124A, 4124AE, 126A,

4126A, 124AE, 124E, 123A, 4123A, 127A, 4127A, 224A,

4224A, 224AE, 4224AE, 226A, 4226A, 223A, 4223A, 227A,

4227A) indicating basic pump construction and material.

Model Chart Number

UNMOUNTED PUMP

Non-Jacketed

Jacketed

Packed

Mech. Seal

Packed Mech. Seal

LS124A

LS4124A

LS224A

LS124E

LS126A

LS4126A

LS226A

LS123A

LS4123A

LS223A

LS127A

LS4127A

LS227A

Q124A

Q4124A

Q224A

Q124E

Q126A

Q4126A

Q226A

Q123A

Q4123A

Q223A

Q127A

Q4127A

Q227A

QS124A

QS4124A

QS124E

QS126A

QS4126A

QS226A

QS123A

QS4123A

QS223A

QS127A

QS4127A

QS227A

M124A

M4124A

M224A

VIKING PUMP, INC. • A Unit of IDEX Corporation • Cedar Falls, IA 50613 USA

TECHNICAL SERVICE MANUAL

UNIVERSAL SEAL HEAVY DUTY PUMPS

SERIES 124A/AE, 4124A/AE, 124E, 224A, & 4224A CAST IRON

SERIES 126A, 4126A, 226A & 4226A DUCTILE IRON

SERIES 123A, 4123A, 223A & 4223A STEEL

SERIES 127A, 4127A, 227A & 4227A STAINLESS STEEL

UNITS

LS4224A

Units are designated

the

unmounted

LS4226A

pump model numbers

LS4223A

followed by a letter

LS4227A

indicating drive style.

Q4224A

V = V-Belt

Q4226A

D = Direct Connected

Q4223A

R = Viking Speed

Q4227A

Reducer

P = Commercial

Speed Reducer

QS4226A

QS4223A

QS4227A

M224A

SIZES LS, Q, QS & M

FIGURE 1

Size LS illustrated

(Shown with jacketed bracket and relief valve)

FIGURE 2

Size Q illustrated

(Non-Jacketed)

FIGURE 3

Size QS illustrated

(Non-Jacketed)

A = Universal Seal Pump

AE = Universal Seal Pump with larger rotor shaft (L, LQ, LL only)

E = Universal Seal with electric heating

SECTION

TSM 630.2

PAGE

1 OF 12

ISSUE

Table of Contents

Need help?

Do you have a question about the 124A Series and is the answer not in the manual?

Questions and answers

Summary of Contents for Viking pump 124A Series

Page 1: Table Of Contents
Electronic copies of the most current TSM issue can be found on the Viking Pump website at www.vikingpump.com TECHNICAL SERVICE MANUAL TECHNICAL SERVICE MANUAL UNIVERSAL SEAL HEAVY DUTY PUMPS SECTION TSM 630.2 SERIES 124A/AE, 4124A/AE, 124E, 224A, & 4224A CAST IRON...
Page 2 ● You know what material the pump has been For weight of the pump alone (which does not include handling, have obtained a material safety data the drive and/or base plate) refer to the Viking Pump sheet (MSDS) for the material, and understand product catalog.
Page 3: Special Information
Viking pumps are designed for long, trouble-free service life DANGER ! under a wide variety of application conditions with a minimum of maintenance. The points listed below will help provide long Before opening any Viking pump liquid chamber service life. (pumping chamber,...
Page 4: Disassembly
Avoid damaging head gasket. If pump is furnished DANGER ! with pressure relief valve, it need not be removed from head or disassembled at this point. Refer to Pressure Before opening any Viking pump liquid chamber Relief Valve Instructions, page 9. (pumping chamber,...
Page 5: Assembly
BRACKET BALL BEARING BEARING HOUSING BEARING HOUSING SETSCREW SETSCREW SPACER COLLAR SPACER COLLAR SPACER SHAFT COLLAR SHAFT LIPSEAL LIPSEAL END CAP LIPSEAL SETSCREW TAPERED ROLLER BEARING END CAP SETSCREW FIGURE 6 Q-M BEARING HOUSING ASSEMBLY HALF ROUND RINGS FIGURE 5 LS BEARING HOUSING ASSEMBLY 8.
Page 6: Mechanical Seal Replacement
Failure to tighten locknut or engage lockwasher tang could result in early bearing failure DANGER ! and cause damage to rest of pump. Remove length of Before opening any Viking pump liquid chamber hardwood or brass from port opening. (pumping chamber,...
Page 7: Seal Installation
CARTRIDGE TYPE CIRCULATION LINE Cartridge mechanical seals are designed so that they may CONNECTION MECHANICAL SEAL be replaced with minimal pump and piping disassembly. The SEAL ACCESS (ROTARY MEMBER) seal may be accessed by removing the bearing housing. HOLE (See Disassembly, Steps 3-5, page 4). 1.
Page 8: Thrust Bearing Adjustment
FLUSH CONNECTION NOTE: Some PTFE wedge seals are equipped with holding clips, which compress the seal springs. Remove SEAL ACCESS HOLE holding clips to release springs after seal is installed on MECHANICAL SEAL shaft. (ROTARY MEMBER) 5. Move rotary member so set screws are directly below seal access holes on side of bracket (See Figure 9, page 7 and Figure 10).
Page 9: Installation Of Carbon Graphite Bushings
Carbon graphite bushings with extra interference fits are TURN BRG. ADDITIONAL frequently furnished for high temperature operation. These STANDARD HOUSING LENGTH ON bushings must be installed by a shrink fit. PUMP C.C.W. O.D. BRG. MODEL SIZE CLEARANCE LENGTH ON HOUSING FOR 1.
Page 10: Heat Cartridges
DISASSEMBLY 1. Spacers should be installed between the foot of the pump and the base. This will create an air gap between the Mark valve and head before disassembly to insure proper pump and base to limit heat transfer to the base. reassembly.
Page 11 NOTE: 1. Heat cartridges, temperature probes, and controllers must 7. Do not use heat cartridges with different watt densities be wired by a licensed electrician to meet local codes. from those supplied by Viking. Changing watt densities may result in localized over or under heating. 2.
Page 12 OR PLACED ON NOTICE OF THE POSSIBILITY OF SUCH DAMAGES AND NOTWITHSTANDING THE FAILURE OF ANY ESSENTIAL PURPOSE OF ANY PRODUCT. © 8/2017 Viking Pump Inc. VIKING PUMP, INC. • A Unit of IDEX Corporation • Cedar Falls, IA 50613 USA All rights reserved...

This manual is also suitable for:

124ae series 4124a series 4124ae series 124e series 224a series 4224a series ... Show all

Viking pump 124A Series Technical & Service Manual

Table of Contents

FIGURE 2

Need help?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Viking pump 124A Series

Summary of Contents for Viking pump 124A Series

This manual is also suitable for:

Table of Contents