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

TECHNICAL SERVICE MANUAL

magnetic drive pumps series 823 steel 825 cast iron 827 stainless steel sizes k & kk

SECTION

 

TSM 845

 

PAGE

 

1 of 14

ISSUE

 

F

 

 

 

CONTENTS

Introduction

1

Safety Information

2

Special Information

3

Maintenance

3

Disassembly: Pump

4

Disassembly: Coupling

6

Disassembly & Assembly

8

of MD-C Series Bearing Housing

Installation of Bushings

10

Assembly: Coupling

10

Adjusting Head Gasket End Clearance

11

Pump Rotation

11

Pressure Relief Valve

11

Troubleshooting

13

Warranty

14

WARNING !

Persons with surgical implants of a metallic or electronic nature should avoid working on pump – especially the inner magnet assembly.

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 or material with model number and serial number of pump when ordering repair parts. The unmounted pump or pump unit model number and serial number can be found on the nameplate.

In the Viking® model number system, the basic size letters are combined with the series (823, 825, 827), indicating basic pump construction material (steel, cast iron, or stainless steel respectively). See Model Number Chart.

Model Number Chart

UNMOUNTED

UNITS

 

Units are designated by the

K-823 , 825 , 827

unmounted pump model numbers

followed by a letter(s) indicating

 

drive style.

 

B = Bracket Mount

KK823 , 825 , 827

R = Viking Reducer Drive

 

P = Commercial Speed Reducer

 

(Example: KK-827-MD-C80R)

 

 

 

TABLE 1

This manual deals only with Series 823, 825 and 827 magnetic drive pumps and couplings. Refer to Figures 1 thru 23 for general configuration and nomenclature used in this manual. Pump specifications and recommendations are listed in Catalog Section 845.

figure 1

K & KK-827 (stainless steel) MD-C80 B Bearing Carrier, Footed Bracket and Mounted Pump with Flanged Ports.

figure 2

K & KK-825 (cast iron) MD-C80 R Unit complete with Motor, “B” Gear Reducer, Bearing Carrier mounted to base with Mounted Pump featuring Tapped Ports.

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

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Viking KK827, KK825, K-825, K-823, KK823, K-827 service manual Contents, Introduction

K-823, KK823, K-827, K-825, KK825 specifications

Viking KK827, K-827, K-823, KK825, and KK823 are notable models from the Viking lineup, celebrated for their cutting-edge technology, robust characteristics, and remarkable performance. These vehicles exemplify a blend of sophisticated engineering and practical design, catering to a broad spectrum of user needs, from rugged outdoor tasks to urban mobility.

One of the standout features of the Viking KK827 is its powerful engine, designed to deliver exceptional torque and horsepower. This translates into impressive towing capacities, making it a popular choice for those who require a vehicle capable of handling heavy loads. The K-827 and K-823 models, on the other hand, focus on efficiency and agility, featuring lighter frames that enhance maneuverability while still providing substantial payload capabilities.

Technologically, these models integrate advanced systems that elevate the driving experience. Many of them are equipped with state-of-the-art navigation and infotainment systems, providing drivers with real-time information and entertainment options. Safety features are also paramount, with advanced braking systems, traction control, and rollover protection systems ensuring a secure driving environment.

The KK825 model showcases enhanced off-road capabilities, equipped with all-terrain tires and improved suspension systems that allow it to conquer varying landscapes effortlessly. These vehicles are built to withstand challenging conditions, featuring durable body designs and protective undercarriages to guard against rocks, mud, and debris.

In terms of interior comfort and utility, the Viking models do not disappoint. Spacious cabins, high-quality materials, and configurable seating arrangements cater to both passenger comfort and cargo versatility. Whether it's a trip through rugged trails or daily commutes, users can expect a comfortable ride complemented by ample storage space.

The Viking KK series stands out not just for its specifications and features but also for its commitment to sustainability. Many of the models employ eco-friendly technologies aimed at reducing emissions and enhancing fuel efficiency. This eco-conscious approach appeals to users looking for vehicles that align with modern environmental standards.

Overall, Viking KK827, K-827, K-823, KK825, and KK823 represent a significant advancement in the realm of versatile utility vehicles. With their robust features, innovative technologies, and superior performance, they have carved out a niche that satisfies a diverse array of needs, whether for work or leisure. These models continue to exemplify the Viking brand's dedication to quality and functionality, making them a trusted choice among discerning users.