User Manual

Operators Instructions for Horizontal
Extended Thrustream Centrifugal Pumps
Manual No/Rev
W12-005E / 3
Our policy is one of continuous improvement and we reserve the right to alter specifications at any time
Page 3 of 28
CONTENTS
Section Page
1. General Information & Safety Instructions 4
2. Transport Handling and Storage 4
3. General Description 5
4. Assembly and Installation 6
5. Commissioning and Operation 8
6. Maintenance and Service 10
6.1 Preparation for Maintenance 11
6.2 Repacking the Stuffing Box 11
6.3 Maintenance of Mechanical Seals 12
6.4 Bearing Lubrication 12
6.5 Bearing Replacement 12
6.6 Mechanical Seal Replacement 14
6.7 Pump Overhaul & Repairs 14
7. Faults and Remedial Action 19
8. Pump Details: 20
8.1 Typical Pump Section Single Stage 20
8.2 Parts Identification List Single Stage 21
8.3 Typical Pump Section Two Stage 22
8.4 Parts Identification List Two Stage 23
9. Metric Bolt Torque Recommendations 24
10. Spares & Service 28
Manufacturer’s Information (Where applicable)
Electric Motor Appendix I
Coupling Appendix II
Mechanical Seal Appendix III
Introduction
This manual gives the safety, installation, operation
and maintenance instructions for pumps in the SPP
Pumps Ltd Thrustream Extended range of
horizontal split case centrifugal pumps for general
water and industrial use.
Thrustream pumps are identified by their pump
designation and by their size code, the first number
is the delivery branch diameter and the second
number is the nominal diameter of the impeller in
centimetres.
The pump sizes covered by this manual are:
Extended Single Stage
Thrustream Range:
Size Pump Module
200/58
TR20A
1E
300/34
TL30A
1E
250/42
TN25A
2E
250/51
TQ25A
2E
250/68
TT25A
2E
300/59
TR30A
2E
350/39
TM35A
2E
300/48
TP30A
3E
300/77
TV30A
3E
350/44
TN35A
3E
350/54
TQ35A
3E
350/66
TT35A
3E
Extended Two Stage
Thrustream Range:
150/48-2
TP15T
2T
200/58-2
TR20T
3T
This manual covers the Extended Range of
Thrustream pumps that are built for use in the
horizontal position. For information on pumps built
for vertical applications, please refer to a separate
manual that can be obtained from SPP Pumps
Limited.