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Desmi CD manual available for free PDF download: User Manual
Desmi CD User Manual (95 pages)
ROTAN PUMP
Brand:
Desmi
| Category:
Water Pump
| Size: 4 MB
Table of Contents
Table of Contents
5
1 General Information
10
Figure 1:Shows the Group (G=Gas/D=Dust), the Categories, Zones and Temperature Classes (T1/T2/T3/T4) for Which DESMI PUMPING
12
Figure 2:Shows the Liquid Flow through the ROTAN Pump - Seen from the Front End
14
Figure 3:Shows What Is Designated as Front and Rear of the ROTAN Pump
14
Figure 4:: a List of the Various Pump Types, Their Designation and Application
15
Figure 5: a List of Pump Sizes Based on the Internal Diameter of the Pump's Inlet/Outlet in Inches and Millimetres
16
Figure 6:A List of the Various Pump Sizes Together with the Pump Types Available in the Various Pump Sizes
16
Figure 7:A List of the Various Pump Sizes and Pump Types Supplied with an Internal Thread
17
2 Ec Declaration of Conformity
18
3 Safety Warnings - in General
19
4 Safety Warnings - Electricity
21
5 Safety Warnings - Atex
21
6 Pump Models
22
Pump Models
23
Pump Versions
24
7 Transporting the Pump
25
8 Lifting the Pump
25
Figure 8:The Codes of the Various Pump Versions Together with an Explanation of What They Mean
25
Figure 9:Table Showing the Weight in Kg of the Various Pump Types in the Various Pump Sizes
26
Figure 10:Lifting Instructions for Pump with Free Shaft End with Flange
28
Figure 11:Lifting Instructions for Pump with Free Shaft End with Thread
28
Figure 12:Lifting Instructions for GP Pump Type with Thread
28
Figure 13:Lifting Instructions for GP Pump Type with Flange
28
Figure 14:Lifting Instructions for Pump with Motor
28
Figure 15:Lifting Instructions for Pump with Gear Motor
28
Figure 16:HD202 Lifting Instructions for Pump with Free Shaft End
28
9 Storage, Long-Term Preservation and Frost Protection of the Pump
29
Storage
29
Preservation Procedure
29
Frost Protection
30
10 Installation
30
Selecting the Motor Etc
30
Connecting the Motor and the Pump
31
Aligning the Motor and the Pump
31
Axial Clearance
32
Horizontal/Vertical Positioning of the Pump
32
Horizontal Positioning of the Pump
33
Figure 17:Shows a Simplified Sketch of a Pump (the Circle) Fitted in a Water Trap
33
Vertical Positioning of the Pump
34
Figure 18: Shows a Simplified Sketch of a Pump (the Circle) Fitted in a Water Trap
34
Positioning of the Pump on Foundation
35
Figure 19:The Minimum Distance to the Wall - V-Dist. in MM - - to Enable Removal of the Front Cover
35
Before Connecting the Pipes
36
External Loads on Pump Flanges
36
Figure 20:The Location of Forces and Torque on the Pump Casing
36
Figure 21:The Maximum Permitted External Forces and Torque that May be Applied to Pump Flanges for the Various Pump Sizes
37
Flange Coupling
38
Figure 22:The Bolt Sizes Available for Connecting Flanges, Together with the Maximum Tightening Torque Depending on the Pump Size and
38
Threaded Coupling
39
Dry Running
39
Thermal Sensor
40
Emergency Stop
41
Electrical Coupling
42
Monitoring
42
11 Before Starting the Pump
43
Before Starting after Preservation
44
12 After Starting the Pump
45
Cavitation
45
Running in the Soft Shaft Seal - When Starting the Pump
47
13 Bypass Valve
48
Figure 24:A Double-Action Bypass Valve
49
Valve Configurations
50
Positioning the Valve
50
Figure 25:A ROTAN Bypass Valve with Heating Jacket for Connection to Heating
50
Operating Principle - Valve
51
Figure 26:: Shows How S for Suction Side and P for Pressure Side Are Indicated on the Valve
51
Setting the By-Pass Valve
52
Figure 27:The Location of the Regulating Screw on the ROTAN Bypass Valve
52
Figure 28:The Setting Value "A" for ROTAN Valves
54
Figure 29:Setting Value "A" in MM, Based on the Valve Number or on Pump Type/Pump Size and the Valve's Operating Pressure in Bar
55
14 Pump Liquids
56
Hot Liquids
56
Figure 31:The Pump Liquid's Maximum Permitted Temperature for the Various Pump Types
57
Figure 32:The Pump Liquid's Minimum/Maximum Temperature Limits for the Various Elastomers Used in ROTAN Pumps
57
Foods
58
15 Noise
58
Figure 33:The Maximum A-Weighted Sound Pressure Level in Db(A)(Lp) for the Various Pump Sizes in Relation to the Pumps' Flow. the Range above
58
16 Storing the User Manual
59
17 Maintenance
59
Figure 34:The Figure Shows Which Parts or What Must be Checked and Maintained on the Pump, and at What Intervals this Must be Undertaken
60
Adjusting the Soft Shaft Seal
61
Figure 35:The Location of the Soft Shaft Seal, the Shaft Seal Casing and the Packing Gland on the Pump
61
Figure 36:The a and B Dimensions on the Shaft and the Shaft Seal Housing
62
Repacking - Soft Shaft Seal
62
Ball/Roller Bearings
63
Lubrication of Ball/Roller Bearings
64
Service Life - Ball/Roller Bearings
65
Figure 38:Ball/Roller Bearing Types and the Minimum Service Life in Hours for the Various Pump Types and Sizes
66
Figure 39:Ball Bearing Types and the Minimum Service Life in Hours for Pump Type GP in the Sizes Indicated
67
Lubrication of Slide Bearings
69
Figure 40:Re-Lubrication Intervals and Amounts of Grease in Grams for Lubrication of Slide Bearings - Main Bearing and Idler Bearing
69
18 Troubleshooting
70
Figure 41:Various Problems that Can Arise and Possible Causes of the Problems
70
19 Emptying and Cleaning the Pump
71
20 Disposal of Liquid
72
21 Repairs
73
Reinstallation of Thermal Sensor
73
Figure 42:The Axial Clearance between the Rotor/Idler and the Front Cover
74
Axial Clearance
75
Checking the Axial Clearance
75
Setting the Axial Clearance
76
Figure 44:Adjusting Screws' Min./Max. Angle Turn in Degrees - When Setting the Axial Clearance - for the Shown Pump Types, in the Specified
77
Figure 45: the Size of the Angle for a Single Surface on the Hexagonal Bolt Head on the Adjusting Screws
78
Figure 46:HD202 Axial Clearance Adjustment - Adjust the Bearing Housing(Pos. CR)
78
Figure 47:The Procedure for Setting the Axial Clearance in the Various Pumps for Installed and Non-Installed Pumps Respectively
80
Figure 48:The Procedure for Setting the Axial Clearance on Installed and Non-Installed HD202 Pumps
81
22 Spare Parts
82
23 Ordering Spare Parts
82
Figure 49:An Example of a Pump's Name Plate
82
Spare Parts Drawings
83
24 Spare Part List
88
25 Technical Specifications
90
Capacity
90
Speed
90
Figure 50:The Maximum Capacity in M3/H for the Various Pump Types
90
Operational Pressure
91
Suction Height
91
Viscosity
91
Figure 52:Maximum Operational Pressure in Bar for the Various Pump Types
91
Figure 53:The Max. Suction Height in Bar for Priming Vacuum and Operational Vacuum
91
Figure 54:States the Max. Allowed Viscosity in Cst. of the Pump Liquid - for Standard Versions of the Various Pump Types
91
Temperature
92
26 Installation of Atex Pumps with Pt100 Sensor
92
Figure 55:The Pump Liquid's Minimum/Maximum Temperature Limits for the Various Pump Types
92
Figure 56:The Pump Liquid's Minimum/Maximum Temperature Limits for the Various Elastomers Used in an ED Pump
92
Installation of the Pt100 Sensor
93
PT100 Sensor Installed in an Intrinsically Safe Electrical Circuit
93
PT100 Sensor Installed as an Intrinsically Safe Equipment
93
Mounting the Pt100 Sensor to the Pump
93
Pumps with Soft Shaft Seal
93
ED Pumps
94
Bypass Valve
94
27 Service Centres - Denmark
94
28 Subsidiary Companies - Desmi Pumping Technology A/S
95
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