Viking pump H127C Technical & Service Manual

VISIT VIKINGPUMP.COM FOR PDF OF CURRENT TSM ISSUE & TO VIEW REPAIR VIDEOS
TECHNICAL SERVICE MANUAL: INSTALLATION, OPERATION & MAINTENANCE

TABLE OF CONTENTS

Model Number Chart ........................................................................1
Introduction ......................................................................................1
Safety Information & Instructions .....................................................2
Special Information ..........................................................................3
Rotation ........................................................................................3
Circulation Lines ...........................................................................3
Suckback & Flush Holes ..............................................................3
Jacketed Ports .............................................................................3
Pressure Relief Valves .................................................................3
Mechanical Seals .........................................................................3
Maintenance .....................................................................................3
Lubrication ....................................................................................3
Packing Adjustment .....................................................................3
Cleaning Pump .............................................................................4
Storage .........................................................................................4
Suggested Repair Tools ...............................................................4
Removal: Cartridge Mechanical Seal ..............................................7
Installation: Cartridge Mechanical Seal ...........................................7
Removal: Component Mechanical Seal ..........................................8
Installation: Component Mechanical Seal .......................................8
Removal: Behind the Rotor Mechanical Seal ..................................9
Installation: Behind the Rotor Mechanical Seal ...............................9
Removal: O-Pro Guard Seal ........................................................10
®
Installation: O-Pro Guard Seal .....................................................10
®
Removal: Packing .......................................................................... 11
Installation: Packing ....................................................................... 11
Pump Disassembly ........................................................................ 11
Pump Assembly .............................................................................13
Pump Flange Assembly .................................................................14
Thrust Bearing Adjustment ............................................................14
Installation: Carbon Graphite Bushings .........................................15
Bracket Bushing Installation: Stuffing Box Seals .............................15
Bracket Bushing Installation: Behind the Rotor Seal .......................15
Pressure Relief Valve Instructions .................................................16
Disassembly ...............................................................................16
Assembly ....................................................................................16
Pressure Adjustment ..................................................................16
Important Ordering Information ..................................................16
APPENDIX (Formerly TSM 000) ...........................................................17
General Installation Notes ..............................................................17
Foundation .....................................................................................18
Component & Unit Lifting Features ...............................................18
Alignment .......................................................................................20
Piping .............................................................................................20
Start Up ..........................................................................................21
Troubleshooting .............................................................................22
Vacuum Gauge - Suction Port ...................................................22
Pressure Gauge - Discharge Port ..............................................22
Rapid Wear ...................................................................................23
Preventative Maintenance .............................................................24
Do's & Don'ts .................................................................................24
Installation ..................................................................................24
Operation....................................................................................24
Maintenance ...............................................................................25
ESB-515 .........................................................................................25
Lubrication of Viking Pumps ......................................................25
Lubrication of Viking Reducers ..................................................25
Lubrication of Viking Associative Equipment .............................25
UNIVERSAL PRODUCT LINE: STAINLESS STEEL
127C SERIES™, 1127C SERIES™, 4127C SERIES™,
227C SERIES™, 1227C SERIES™, 4227C SERIES™
SIZES: H, HL, K, KK, L, LL, LS, Q, QS
© 2024 Viking Pump, Inc. • Cedar Falls, IA

MODEL NUMBER CHART

NON-JACKETED
O-Pro Mech.
®
Packed Guard Seal Seal
H127C H1127C H4127C
HL127C HL1127C HL4127C
K127C K1127C K4127C
KK127C KK1127C KK4127C
L127C L1127C L4127C
LL127C LL1127C LL4127C
LS127C LS1127C LS4127C
Q127C Q1127C Q4127C
QS127C QS1127C QS4127C

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 SIZES
(HL127C SHOWN)
FIGURE 3: L, LL, LS SIZES
(LL127C SHOWN)
TSM 2700
Page 1 of 26
Issue A
JACKETED
O-Pro Mech.
®
Packed Guard Seal Seal
H227C H1227C H4227C
HL227C HL1227C HL4227C
K227C K1227C K4227C
KK227C KK1227C KK4227C
L227C L1227C L4227C
LL227C LL1227C LL4227C
LS227C LS1227C LS4227C
Q227C Q1227C Q4227C
QS227C QS1227C QS4227C
representative.
®
FIGURE 2: K, KK SIZES
(KK1227C SHOWN)
FIGURE 4: Q, QS SIZES
(QS4227C SHOWN)