Viking pump G4195 User Manual

SECTION TSM 144
PAGE 1 OF 10
ISSUE F
VIKING PUMP, INC. x A Unit of IDEX Corporation xCedar Falls, IA 50613 USA
TECHNICAL SERVICE MANUAL
CONTENTS
INTRODUCTION
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 (4195 and 495) are used to
indicate either an unmounted pump or mounted pump unit.
FIGURE 1
G, GG, H, HJ and HL4195 SERIES
Foot Type Unmounted Pump with Tapped Ports
Introduction . . . . . . . . . . . . . . . . . . . . . . . 1
Safety Information....................2
Special Information . . . . . . . . . . . . . . . . . . . 3
Special Mechanical Seals................3
Maintenance . . . . . . . . . . . . . . . . . . . . . . 3
Disassembly . . . . . . . . . . . . . . . . . . . . . . 4
Assembly . . . . . . . . . . . . . . . . . . . . . . . . 7
Thrust Bearing Adjustment . . . . . . . . . . . . . . . 8
Installation of Carbon Graphite Bushings ........8
Pressure Relief Valve Instructions . . . . . . . . . . . 9
FIGURE 2
AS, AK and AL4195 SERIES
Foot Type Unmounted Pump with Tapped Ports
FIGURE 3
G, GG, H, HJ and HL495 SERIES
Unmounted Pump with Tapped Ports
UNMOUNTED PUMP UNITS
Foot Mounted
Units are designated by the
unmounted pump model
numbers followed by a letter(s)
indicating drive style.
D = Direct Drive
G4195 HL4195
GG4195 AS4195
H4195 AK4195
HJ4195 AL4195
Flange Mounted
M = Horizontal Direct Drive
G495 HL495
GG495 AS495
H495 AK495
HJ495 AL495
This manual deals only with Series 4195 and 495 Heavy
Duty 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 144, Series 4195 and 495 Heavy Duty Pumps.
FIGURE 4
AS, AK and AL495 SERIES
Unmounted Pump with Tapped Ports
Electronic copies of the most current TSM issue can be found on the Viking Pump website at www.vikingpump.com
HEAVY-DUTY PUMPS
SERIES 4195 AND 495
SIZES G, GG, H, HJ, HL, AS, AK, AL

Viking pump G4195 Specifications

General

Brand	Viking pump
Model	G4195
Category	Water Pump
Language	English

Summary

Introduction

Safety Information and Instructions

Symbol Legend

Defines danger and warning symbols used throughout the manual.

Special Information

Rotation

Explains pump rotation and how it determines suction/discharge ports.

Pressure Relief Valves

Details the necessity and placement of pressure relief valves for pump protection.

Special Mechanical Seals

Discusses standard vs. non-standard mechanical seals and installation requirements.

Maintenance

Cleaning Pump

Advises keeping the pump clean to facilitate inspection and work.

Storage

Provides instructions for draining and lubricating pumps during storage.

Suggested Repair Tools

Lists essential tools required for repairing Series 4195 and 495 pumps.

Disassembly

Assembly

Standard Mechanical Seal Assembly

Provides detailed steps for assembling the standard mechanical seal on the pump.

Thrust Bearing Adjustment

Installation of Carbon Graphite Bushings

Pressure Relief Valve Instructions

Pressure Relief Valve Disassembly

Details the steps required to safely disassemble the pressure relief valve.

Pressure Relief Valve Assembly

Outlines the procedure for reassembling the pressure relief valve after service.

Pressure Adjustment

Viking Pump Warranty