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Viking pump 34 Series User Manual

Viking pump 34 Series
9 pages
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VIKING PUMP, INC. A Unit of IDEX Corporation Cedar Falls, IA 50613 USA
SECTION TSM 430
PAGE 1 OF 9
ISSUE D
TECHNICAL SERVICE MANUAL
CONTENTS
INTRODUCTION
The illustrations used in this manual are for identification
purposes only and should not be used for ordering parts.
Secure a parts list from the factory or a Viking representative.
Always give complete name of part, part number and material
with the model and serial number of the pump when ordering
repair parts.
Introduction . . . . . . . . . . . . . . . . . . . . . . . 1
Special Information . . . . . . . . . . . . . . . . . . . 1
Safety Information. . . . . . . . . . . . . . . . . . . . 2
Maintenance . . . . . . . . . . . . . . . . . . . . . . 3
Disassembly . . . . . . . . . . . . . . . . . . . . . . 6
Assembly . . . . . . . . . . . . . . . . . . . . . . . . 7
Valve Instructions . . . . . . . . . . . . . . . . . . . . 8
UNMOUNTED PUMP UNITS
PACKED MECH. SEAL
HL34 HL434
Units are designated by the
unmounted pump model
numbers followed by a
letter indicating drive style.
V = V-belt
KK34 KK434
LQ34 LQ434
Q34 Q434
M34 M434
N34 N434
This manual deals exclusively with series 34 and 434
Jacketed General Purpose Pumps. Refer to Figures 1
through 11 for general configuration and nomenclature used
in this manual.
FIGURE 1
ILLUSTRATION OF SERIES 34
JACKETED PUMP
FIGURE 2
CUTAWAY VIEW OF SERIES 434
JACKETED PUMP
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. That you know what liquid the pump
has been handling and the precautions
necessary to safely handle the liquid.
Obtain a material safety data sheet
(MSDS) for the liquid to be sure these
precautions are understood.
Failure to follow above listed
precautionary measures may result in
serious injury or death.
JACKETED ASPHALT PUMPS
SERIES 34 AND 434
SIZES HL, KK, LQ, Q, M, N
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Viking pump 34 Series Specifications

General IconGeneral
Pump Series34 Series
MaterialsCast Iron, Stainless Steel
Seal OptionsMechanical Seals, Packing
Drive OptionsBelt Drive, Gear Drive, Direct Drive
ApplicationsChemicals, Food

Summary

Introduction to Viking Jacketed Asphalt Pumps

Special Information and Safety Warnings

Safety Information and Instructions

Opening Pump Liquid Chambers Safely

Ensures safe procedures when opening pump liquid chambers, including pressure venting and lockout.

Drive Guard Safety

Ensures drive guards are in place before operating the pump to prevent injury.

Piping Connection Safety

Caution against operating the pump without connected suction or discharge piping.

Preventing Body Part Entrapment

Warns against placing body parts into pump or drive train when shafts may rotate.

Operating Parameter Limits

Advises against exceeding pump's rated pressure, speed, and temperature without verification.

Pre-Operation Checks

Lists essential checks before operating the pump, including cleanliness, valve status, and alignment.

Safe Lifting Procedures

Recommends caution and proper devices for lifting pumps, using lifting eyes or base plates.

Pressure Relief Valve Dismantling

Warns against dismantling a pressure relief valve without relieving spring pressure.

Hot Surface Avoidance

Advises avoiding contact with hot pump or drive surfaces due to operating conditions.

Pump Pressure Protection Requirements

Mandates pressure protection for pumps, such as relief valves, and notes reverse rotation considerations.

Maintenance Access Installation

Requires pump installation to allow safe access for routine maintenance and inspection.

Maintenance Procedures

Lubrication Schedule

External lubrication every 500 hours with multi-purpose grease; consider temperature for other needs.

Packing Adjustment and Replacement

Details initial packing adjustment, occasional inspection, and eventual replacement needs.

End Clearance Adjustment

Explains how to adjust end clearance to improve pump performance after long-term operation.

Pump Cleaning Practices

Recommends keeping the pump clean to facilitate inspection, adjustment, and repair work.

Pump Storage Procedures

Outlines draining, lubricating, and preserving parts when storing the pump, and draining jackets.

Suggested Repair Tools

Lists essential tools required for repairing Series 34 and 434 pumps.

Disassembly Procedures

Disassembly Safety Precautions

Crucial safety steps before opening any liquid chamber during disassembly, including pressure venting and lockout.

Disassembly Notes for Reassembly

Notes on marking heads/casings and positioning the idler pin for correct reassembly.

Head Removal

Procedure for cooling the pump and removing the head, noting relief valve status.

Mechanical Seal Flush Line Removal

Instruction to remove flush lines from mechanical seals before proceeding.

Idler Removal Caution

Warning to prevent the idler from falling off the idler pin during head removal.

Mechanical Seal Set Screw Adjustment

Steps to adjust setting clips and loosen set screws for mechanical seals.

Mechanical Seal Assembly Removal

Procedure for removing nuts, washers, and lockwashers to slide off the mechanical seal assembly.

Rotor and Shaft Removal

Instructions for carefully removing the rotor and shaft from the pump.

Rotor Bearing Sleeve Bushing Caution

Warning to avoid damaging the rotor bearing sleeve bushing during disassembly.

Assembly Procedures

Thrust Washer Assembly

Instructions for assembling thrust washers on rotor hub and bearing sleeve for Q, M, N sizes.

Rotor and Shaft Assembly

Procedure for assembling the rotor and shaft in the casing, ensuring proper lubrication.

Gasket Table for End Clearance

Provides a table showing gasket amounts needed for proper end clearance in different pump models.

Idler and Bushing Assembly

Guidance on lubricating and assembling the idler and bushing onto the idler pin.

Packed Pump Assembly

Details on packing pumps, cutting rings, staggering joints, and seating packing.

Mechanical Seal (X-100/X-200) Installation

Steps for installing mechanical seals, including shaft preparation, tightening nuts, and setting clips.

Mechanical Seal (PSII) Installation

Procedure for PSII seals, including tab rotation, sleeve spacing, and securing nuts.

Mechanical Seal Notes

Important notes for mechanical seal startup, preheating, steam quench, and double seal procedures.

Pressure Relief Valve Instructions

Mechanical Seal Conversion Notes

Considerations when converting to a mechanical seal, including shaft condition and alignment.

V-Belt Drive Alignment

Emphasizes proper sheave alignment and shaft support for V-belt driven asphalt pumps.

Pressure Relief Valve Diagram and Parts

Illustrates plain and jacketed relief valves with a list of parts for ordering.

Warranty Information

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