Viking pump SLAL Technical & Service Manual

CONTENTs
1.0 Safety Information ...................................................2
1.1 Risk Assessment Relating to the Use of Viking
Pump Classic+ Rotary Lobe Pumps and Pump
Units in Potentially Explosive Atmospheres ............3
2.0 Introduction .............................................................3
2.1 General ...................................................................3
2.2 Viking Pump Distributors .........................................3
2.3
Receipts and Storage..............................................3
2.4 Cleaning ..................................................................3
2.5 Pump Model Designation ........................................4
2.6 Atex Information Plate .............................................4
2.6.1 Equipment Groups & Categories ............................4
2.7 Pump Model and Serial Number .............................4
2.8 Standard Pump Component Terms .........................5
3.0 General ...................................................................5
3.1 SL Pumping Principle ..............................................5
3.2 Rotary Lobe Pump Principle ...................................5
3.3 SL Pump Operating Parameters .............................5
3.4 System Design and Installation ...............................6
3.4.1 Installation For In-Line Cleaning Systems...............7
3.5
Start Up Procedure .................................................7
3.6 Shutdown Procedure...............................................8
3.7 Routine Maintenance ..............................................8
3.8 Integral Pressure Relief Valves ...............................8
3.8.1 Setting and Operating Spring Loaded Valves .........8
3.8.2 Setting and Operating Air Loaded Valve .................9
3.9 Rectangular Inlet ...................................................11
3.9.1 Jacketed Head ......................................................11
3.9.2 Jacketed Casing....................................................12
4.0 SL Pump Dismantling and Assembly ....................12
4.1 Pump Assembly SLA - SLF ..................................13
4.1.1 Shaft Assembly .....................................................13
4.1.2 Rolling Torque / Pre-load .......................................14
4.1.3
Casing Assembly...................................................14
4.1.4 Rotor Assembly .....................................................15
4.1.5 Setting Front Clearances SLA - SLD ....................15
4.1.6 Setting Front Clearance SLE and SLF ..................15
4.1.7 Foot Assembly.......................................................16
4.1.8 Timing - Multilobe Rotors Only .............................16
4.1.9 Gearbox Assembly ................................................17
4.1.10 Final Assembly ......................................................17
4.2
Pump Assembly SLG ............................................18
4.2.1 Shaft Assembly .....................................................18
4.2.2 Rolling Torque / Pre-load .......................................19
4.2.3 Final Pre-load Assembly .......................................19
4.2.4 Timing - Multilobe Rotors only ..............................19
4.2.5 Foot Assembly.......................................................20
4.2.6 Setting Front Clearance SLG ................................21
4.2.7 Final Assembly ......................................................21
4.2.8 Gearbox Assembly ................................................22
5.0 Seals .....................................................................23
5.1 Single Seal SLA - SLG .........................................23
VIKING PUMP, INC.

TECHNICal sERVICE MaNUal

sl sERIEs ROTaRY lObE PUMPs
MOdEls slas, slal, slbs, slbl, slCs, slCl,
slds, sldl, slEs, slEl, slfs, slfl, slGs, slGl
•
A Unit of IDEX Corporation
5.2 Single Flush SLA - SLF ........................................24
5.3 Single Flush SLG ..................................................26
5.4 Double Seal SLA, SLB, SLC .................................27
5.5 Double Seal SLD - SLG .......................................29
5.6 Rotary Seal Removal ............................................30
6.0 Specifications ........................................................31
6.1 Clearance Chart ....................................................31
6.2 Fasteners & Torque Settings .................................32
6.3 Lip-Seal Setting Distances ....................................33
6.4 Lubricants..............................................................33
6.5 Material Specification ............................................33
6.6 Trouble Shooting ...................................................33
6.7 SL Series Foundation Dimensions ........................34
6.8 Tool List .................................................................35
sl sERIEs PUMP CUTaWaY
sl sERIEs PUMP WITH HEad REMOVEd
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Cedar Falls, IA 50613 USA
sECTION TsM 288
PaGE 1 Of 36
IssUE a