Manual

ManualsBrandsViking Pump ManualsPumpsTSM410.2: H-M 4625

SECTION TSM 410.2

PAGE 1 Of 10

ISSUE D

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

TECHNICAL SERVICE MANUAL

CONTENTS

INTRODUCTION

Introduction . . . . . . . . . . . . . . . . . . . . . . . 1

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

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

Disassembly . . . . . . . . . . . . . . . . . . . . . . 5

Assembly . . . . . . . . . . . . . . . . . . . . . . . . 6

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

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

UNMOUNTED PUMP UNITS

MECH. SEAL

Units are designated by the

unmounted pump model numbers

followed by a letter indicating

drive style.

V = V-Belt

D = Direct Connected

R = Viking Speed Reducer

P = Commercial Speed Reducer

H4625

HL4625

K4625

KK4625

L4625

LQ4625

LL4625

Q4625

M4625

The illustrations used in this manual are for identification

purposes only and cannot be used for ordering parts. Obtain

a parts list from the factory or a Viking representative. Always

give complete name of part, part number and material with

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 4625 indicating both unmounted

or mounted pump unit.

This manual deals only with Series 4625 Abrasive Liquid

Heavy-Duty Bracket Mounted Pumps. Refer to Figures 1

through 14 for general configuration and nomenclature used

in this manual. Pump specifications and recommendations

are listed in Catalog Section 410, Series 4625 Abrasive

Liquid Heavy-Duty Bracket Mounted Pumps.

FIGURE 1 - SIZES H AND HL

FIGURE 4 - SIZES Q AND M

FIGURE 2 - SIZES K, KK AND L

FIGURE 3 - SIZES LQ AND LL

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

ABRASIVE LIQUID HEAVY-DUTY

BRACKET MOUNTED PUMPS

SERIES 4625

SIZES H - M

Summary of content (10 pages)

PAGE 1
Electronic copies of the most current TSM issue can be found on the Viking Pump website at www.vikingpump.com TECHNICAL SERVICE MANUAL ABRASIVE LIQUID HEAVY-DUTY BRACKET MOUNTED PUMPS SERIES 4625 SIZES H - M SECTION TSM 410.2 PAGE 1 of 10 ISSUE D CONTENTS Introduction . . . . . . . . . . . . . . . . . . . . . . . .1 Special Information . . . . . . . . . . . . . . . . . . . .3 Maintenance . . . . . . . . . . . . . . . . . . . . . . .
PAGE 2
SAFETY INFORMATION AND INSTRUCTIONS IMPROPER INSTALLATION, OPERATION OR MAINTENANCE OF PUMP MAY CAUSE SERIOUS INJURY OR DEATH AND/OR RESULT IN DAMAGE TO PUMP AND/OR OTHER EQUIPMENT. VIKING’S WARRANTY DOES NOT COVER FAILURE DUE TO IMPROPER INSTALLATION, OPERATION OR MAINTENANCE. THIS INFORMATION MUST BE FULLY READ BEFORE BEGINNING INSTALLATION, OPERATION OR MAINTENANCE OF PUMP AND MUST BE KEPT WITH PUMP. PUMP MUST BE INSTALLED, OPERATED AND MAINTAINED ONLY BY SUITABLY TRAINED AND QUALIFIED PERSONS.
PAGE 3
SPECIAL INFORMATION DANGER ! Before opening any Viking pump liquid chamber (pumping chamber, reservoir, relief valve adjusting cap fitting, etc.) Be sure: 1. That any pressure in the chamber has been completely vented through the suction or discharge lines or other appropriate openings or connections. 2. That the driving means (motor, turbine, engine, etc.) has been “locked out” or made non-operational so that it cannot be started while work is being done on pump. 3.
PAGE 4
LIP SEAL outer end cap mechanical seal flushline LIP SEAL inner end cap BALL BEARING casing rotor LIP SEAL idler bracket bushing head idler pin LOCKWASHER valve body shaft poppet LOCKNUT valve spring OUTER END CAP bonnet gasket SETSCREW spring guide INNER END CAP pipe plug BRACKET GREASE FITTING bracket gasket head gasket bonnet valve gasket cap gasket LOCKNUT adjusting screw valve cap figure 5 CUTAWAY VIEW OF KK4625 WITH CALLOUTS EXPLODED VIEW FOR MODELS H4625, HL4625, K4625,
PAGE 5
EXPLODED VIEW FOR MODELS Q4625 AND M4625 (M4625 SHOWN) ITEM NAME OF PART ITEM NAME OF PART ITEM NAME OF PART 1 Locknut 13 Bracket Bushing 25 Head Gasket 2 Lockwasher 14 Pipe Plug 26 Idler Pin Sleeve & Self Lock Pin 3 End Cap (Outer) 15 Mechanical Seal 27 Idler Pin Sleeve 4 Lip Seal for End Cap 16 Spring Washer (M Only) 28 Head, Pin and Sleeve 5 Bearing Spacer Collar 17 Bracket Gasket 29 Stud for Head 6 Ball Bearing 18 Casing 30 Nut for Head 7 End Cap (Inner) 19 P
PAGE 6
GREASE FITTING LOCATION SETSCREWS NYLON INSERT OUTER END CAP INNER END CAP LOCKWASHER HALF ROUND RINGS INNER SPACER COLLAR LOCKNUT OUTER SPACER COLLAR INNER LIP SEAL OUTER LIP SEAL BALL BEARING BRACKET figure 6 Loosen setscrews. Two for G, H and HL size pumps, four for all other sizes. With spanner wrench, remove both end caps and lip seals. Remove ball bearing and spacer collars. Refer to Figure 6. ASSEMBLY 8. Examine seal chamber lip seal and remove if it shows wear or damage.
PAGE 7
1. Install bracket bushing. If bracket bushing has a lubrication groove, install bushing with groove at 6.00 o’clock position in bracket. 2. Install lip seal in bracket. Refer to Figure 7.
PAGE 8
10. Using a .010 to .015 inch head gasket, install head and idler assembly on pump. Pump head and casing were marked before disassembly to insure proper reassembly. If not, be sure idler pin, which is offset in pump head, is positioned toward and equal distance between port connections to allow for proper flow of liquid through pump. DANGER ! Before starting pump, be sure all drive equipment guards are in place. Failure to properly mount guards may result in serious injury or death.
PAGE 9
PRESSURE RELIEF VALVE INSTRUCTIONS DISASSEMBLY DANGER ! Before opening any Viking pump liquid chamber (pumping chamber, reservoir, relief valve adjusting cap fitting, etc.) Be sure: 1. That any pressure in the chamber has been completely vented through the suction or discharge lines or other appropriate openings or connections. 2. That the driving means (motor, turbine, engine, etc.) has been “locked out” or made non-operational so that it cannot be started while work is being done on pump.
PAGE 10
TECHNICAL SERVICE MANUAL ABRASIVE LIQUID HEAVY-DUTY BRACKET MOUNTED PUMPS SERIES 4625 SIZES H - M SECTION TSM 410.2 PAGE 10 of 10 ISSUE D PRESSURE ADJUSTMENT If a new spring is installed or if pressure setting of pressure relief valve is to be changed from that which the factory has set, the following instructions must be carefully followed. 1. Carefully remove valve cap which covers adjusting screw.