Wilo PNV 25-125 - Default Chapter; Table of Contents

Installation and operating instructions WILO Mather and Platt – Sump Pumps 13
INDEX
1 General Information…………………………………….……………………………………………………………………………………. 14
2 Safety………………….……………………………………………………………………………………………………………………………. 14
2.1 Safety symbols………………………………………………………………………………………………………………………………….. 14
2.2 Personnel qualifications…………………………………………………………………………………………………………………..... 14
2.3 Danger in event of non-observance of the safety instructions………………………………………………………….. 14
2.4 Safety instructions for the operator………………………………………………………………………………………………..… 14
2.5 Safety instructions for installation and maintenance work………………………………………………………………… 15
2.6 Unauthorized modification and manufacture of spare parts……………………………………………………………….. 15
2.7 Improper use……………………………………………………………………………………………………………………………………… 15
2.8 Safety & control devices……………………………………………………………………………………………………………………. 15
3 Transport and interim storage………………………………………………………………………………………………………….… 15
3.1 Handling…………………………………………………………………………………………………………………………………………….. 15
3.2 Delivery……………………………………………………………………………………………………………………………………………... 16
3.3 Storage………………………………………………………………………………………………………………………………………………. 16
3.4 Pump returning back to the supplier………………………………………………………………………………………………….. 16
3.5 Intended use………………………………………………………………………………………………………………………………………. 16
4 Product Description ………………….……………………………………………………………………………………………………..… 17
4.17 Data Plate ……………………………………………….………………………………………………………………………………………… 17
4.18 Type Key …………………………………………………………………………………………………………………………………………… 18
5 Selection of motor and coupling ………………...……………………………………………………………………………………… 18
5.1 Electrical motor selection…………………………………………………………………………………………………………………… 18
5.2 Coupling Selection …………………………………………………………………………………………………………………………….. 18
6 Preparing Foundation …………………………………………………….………………………………………………………………….. 19
6.1 Mounting plate installation ………………………………………………………………………………………………………………… 19
6.2 Leveling of Mounting plate ………………………………………………………………………………………………………………… 19
7 Installation ………………………………………………………………………………………………………………………………………… 20
8 Electrical connections ………………………………………………………………………………………………………………………… 22
9 Commissioning…………………………………………………………………………………………………………………………………… 22
9.1 List of Essential items…………………………………………………………………………………………………………………………. 22
9.2 Pre starting checks……………………………………………………………………………………………………………………………… 22
9.3 Bearing Lubrication…………………………………………………………………………………………………………………………….. 23
9.4 Cleaning of bearings…………………………………………………………………………………………………………………………… 23
9.5 Availability of liquid………………………………………………………………………………………………………………………….... 25
9.6 Direction of rotation…………………………………………………………………………………………………………………………… 25
9.7 Coupling Installation…………………………………………………………………………………………………………………………… 25
9.8 Starting the pump and running checks………………………………………………………………………………………………... 25
9.9 Normal shutdown……………………………………………………………………………………………………………………………….. 25
9.10 Emergency shutdown………………………………………………………………………………………………………………………….. 25
9.11 Acceptable field vibration limit chart……………………………………………………………………………………………….….. 26
10 Maintenance………………………………………………………………………………………………………………………………………...26
10.1 Routine maintenance……………………………………………..…………………………………………………………………………….26
10.2 Overhaul maintenance………………………………………………………………………………………………………………………… 27
10.3 Disassembling the pump……………………………………………………………………………………………………………………… 27
10.4 Examination of Internal Components…………………………………………………………………………………………………… 28
10.5 Reassembling the pump………………………………………………………………………………………………………………………. 28
10.6 Recommended spare parts…………………………………………………………………………………………………………………...29
11 Decommissioning and recycling……………………………………………………………………………………………………………30
12 Faults, causes and remedies ……………………………………………………………………………………………………………..… 30
13 Annexures-2 Pre- Commissioning & Commissioning formats …………………………………………………………… 31