Viking KK827 service manual Contents, Introduction, Section, Page, 1 of, Issue, Unmounted, Units

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