VARISCO M Series, Instructions For Use And Maintenance Manual

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Varisco S.p.A.
Z.I. Nord - Terza Strada, 9 - 35129 PADOVA – ITALY
Tel.+39.049.8294111 Email: export@variscospa.com
Fax+39.049.8076762 Web: www.variscospa.com
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7 STARTUP 13
7.1 ADVICE FOR OPTIMAL OPERATION 13
7.2 PUMPS FOR FOOD 13
7.2.1 WHEN TO PERFORM CLEANING 13
7.2.2 CIP CYCLE 14
7.3 TEMPORARY REST 14
7.3.1 PROCEDURES 14
7.3.1.1 STATOR 14
7.3.1.2 ROTOR 14
8 MAINTENANCE 14
8.1 SUPERFICIAL CLEANING 14
8.2 STATORS AND SEALING SYSTEMS 15
8.2.1 STATORS 15
8.2.2 SEALS 15
8.2.2.1 PACKING SEALS 15
8.2.2.2 SINGLE MECHANICAL SEAL 15
8.2.2.3 MECHANICAL SEALS FOR VERTICAL PUMPS 15
8.3 CONTROL AND REPLACEMENT OF ARTICULATED JOINTS 15
8.4 LUBRICATION 16
8.4.1 IN GENERAL 16
8.4.2 BEARINGS 16
8.4.3 PROPELLER SHAFT JOINTS 16
8.4.4 MOTOR VARIATOR 16
8.5 MALFUNCTIONING 16
9 DISASSEMBLY AND ASSEMBLY OF COMPONENTS 17
9.1 DISASSEMBLY OF ROTOR-STATOR 17
9.1.1 CERAMIC ROTOR 18
9.2 ROTOR-STATOR RE-ASSEMBLY 18
9.3 ROTOR/JOINT DISASSEMBLY AND JOINT REPLACEMENT 19
9.3.1 PRELIMINARY MEASURES 19
9.3.2 JOINT TYPE SN1 19
9.3.3 JOINT TYPE SN2 19
9.3.4 JOINT TYPE SN3 20
9.3.5 JOINT TYPE SN4 20
9.3.6 JOINT TYPE SN5 21
9.3.7 JOINT TYPE SN6 21
9.3.8 JOINT TYPE SN7 21
9.3.9 JOINT TYPE SN8 22
9.3.10 JOINT TYPE SN9 22
9.4 REPLACEMENT OF SEALS 23
9.4.1 PACKING SEAL 23
9.4.2 MECHANIC SEAL REPLACEMENT 24
9.4.2.1 SMALL-SIZED PUMPS (MOD. 010 – 015 – 020 – 022) 24
9.4.2.2 MEDIUM AND LARGE SIZED PUMPS 24
9.4.2.2.1.1 DISASSEMBLY 24
9.4.2.2.1.2 RE-ASSEMBLY 25
9.4.2.2.1.3 DISASSEMBLY 25
9.4.2.2.1.4 RE-ASSEMBLY 26
9.5 MOTORS 26
9.5.1 USEFUL INFORMATION 26
9.5.1.1 TYPE OF SERVICE (SEC. IEC 34-1) 26
9.5.1.2 WORKING CONDITIONS 26
9.5.2 MOTORS CONNECTION 27