TM 5-3895-374-24-2
TECHNICAL SERVICE MANUAL
SECTION
TSM 142.1
HEAVY-DUTY JACKETED BRACKET MOUNTED PUMPS
PAGE
1
SERIES 225 and 4225
ISSUE
B
SIZES H-LL
CONTENTS
Introduction ...........................................................................1
Special Information ...............................................................2
Maintenance .........................................................................2
Packed Pumps......................................................................3
Mechanical Seal Pumps .......................................................6
Thrust Bearing Adjustment .................................................11
Installation of Carbon Graphite Bushings ...........................11
Pressure Relief Valve Instructions ......................................11
INTRODUCTION
The illustrations in this manual are for identification purposes
only and cannot be used for ordering parts. Obtain a parts list
from the factory or a Vikings representative. Always give
complete name of part, part number and material with model
umber 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 (225 and 4225) indicating both
unmounted or mounted pump unit.
Model Number Chart
UNMOUNTED PUMP
UNITS
PACKED MECH. SEAL
Units are designated by the un-
H225
H4225
mounted pump model numbers
HL225
HL4225
followed by a letter indicating
K225
K4225
drive style.
KK225
KK4225
V = V-Belt
L225
L4225
D = Direct Connected
LQ225
L04225
R = Viking Speed Reducer
LL225
LL4225
P = Commercial Speed Reducer
This manual deals only with Series 225 and 4225 Heavy-Duty
Jacketed Bracket Mounted Pumps. Refer to Figures 1 thru 16
for general configuration and nomenclature used in this
manual. Pump specifications and recommendations are listed
in Catalog Section 142, Series 225 and 4225 Heavy-Duty
Jacketed Bracket Mounted Pumps.
FIGURE 1.
Sizes H and HL
FIGURE 2.
Sizes K and KK
FIGURE 3
Sizes LQ and LL
VIKING PUMP, INC. • A Unit of IDEX Corporation • Cedar Falls Iowa 50163 USA
page 3-1211
