WK
Contents
Point
Description
Page
No.
No.
0
Introduction
1
1
Pump construction
1
1.1
Casing
1
1.2
Rotor
1
1.3
Bearing arrangement
2
1.4
Lubrication
3
1.4.1
Oil lubrication
3
1.4.2
Grease lubrication
4
1.5
Shaft seal
4
1.5.1
Stuffing boxes
4
1.5.1.1
Cooling liquid for stuffing boxes
5
1.5.1.2
Packing the stuffing boxes
5
1.5.1.3
Packing material
7
1.5.2
Mechanical seals
7
1.6
Coupling
7
2
Mode of operation of pump
7
3
Drive
8
4
Transport
8
5
Painting
8
6
Condition of equipment as supplied
8
7
Accessories
9
8
Installing the pumping set
9
8.1
Description of site prior to
commencement of erection
9
8.2
Installation and preliminary levelling up
9
8.3
Aligning the coupling
9
8.4
Grouting in the baseplate
10
8.5
Final alignment
10
9
Piping
11
9.1
Suction lift line and positive
Suction head line
11
9.1.1
Strainers in suction head line/suction lift line
11
9.2
Isolating valves
12
9.3
Non-return valves
12
9.3.1
Automatic recirculation valve
12
9.4
Final coupling check
13
9.5
Measuring instruments
13
10
Commissioning
13
10.1
Preliminary remarks regarding
commissioning
13
10.2
Start-up
13
10.3
Operation and supervision of pump
14
Point
Description
Page
No.
No.
10.4
Shutting the pump down
14
10.5
Preserving the pump
15
10.6
Sending the pump back to our Works
15
11
Dismantling the pump
15
11.1
Preparations prior to dismantling
15
11.2
Dismantling the bearing
15
11.2.1
Dismantling the drive end bearing
15
11.2.2
Dismantling the end side bearing
16
11.2.2.1 Standard bearing construction
16
11.2.2.2 Heavy duty bearing construction
17
11.3
Removing the shaft seal
17
11.3.1
Soft-packed stuffing box construction
17
11.4
Dismantling the pump body
17
11.5
Inspection of individual pump components
19
11.6
Dynamic balancing of pump rotor
20
12
Assembly of pump
20
12.1
Preparations prior reassembly
20
12.2
Assembling the pump body
20
12.3
Assembly of shaft seal
22
12.3.1
Pump construction with soft-packed
stuffing box
22
12.4
Assembly of bearings
23
12.4.1
Assembly of end side bearing
23
12.4.2
Assembly of drive end bearing
23
13
Operating troubles, causes and remedies
25
13.1
Operating troubles
25
13.2
Causes for damage
25
13.3
Suggested remedies
26
14
Spare parts
27
15
Check list
28
15.1
Pre-requisites for initial commissioning
28
15.2
Initial start-up with cold water
28
15.3
Priming the boiler
28
15.4
Initial operation with hot fluid
28
15.5
Supervision of operations & maintenance
28
16
Sectional drawings and list of
components
29
Balancing liquid piping
31