Contents
1 INTRODUCTION ....................................................................................................................................................................... 23
2 DESCRIPTION OF SYMBOLS .................................................................................................................................................... 23
3 SAFETY ..................................................................................................................................................................................... 23
3.1 General safety warnings .................................................................................................................................................................. 23
3.3 Safety during work ............................................................................................................................................................................ 23
3.5 Safety during system maintenance ............................................................................................................................................. 24
4 PUMP IDENTIFICATION ........................................................................................................................................................... 24
5 TECHNICAL CHARACTERISTICS .............................................................................................................................................. 24
6 DIMENSIONS AND WEIGHT ..................................................................................................................................................... 25
7 OPERATING INSTRUCTIONS .................................................................................................................................................... 25
7.1 Water temperature ............................................................................................................................................................................ 25
7.2 Maximum pressure and flow rate ................................................................................................................................................ 25
7.3 Minimum operating speed ............................................................................................................................................................ 25
7.4 Sound emission .................................................................................................................................................................................. 25
7.5 Vibration ................................................................................................................................................................................................ 25
8 PORTS AND CONNECTIONS .................................................................................................................................................... 27
9 PUMP INSTALLATION .............................................................................................................................................................. 27
9.1 Installation ............................................................................................................................................................................................ 27
9.2 Rotation direction .............................................................................................................................................................................. 27
9.3 Version change ................................................................................................................................................................................... 28
9.4 Hydraulic connections ..................................................................................................................................................................... 28
9.5 Pump supply ........................................................................................................................................................................................ 28
9.6 Suction line .......................................................................................................................................................................................... 28
9.7 Filtration ................................................................................................................................................................................................ 28
9.8 Outlet line ............................................................................................................................................................................................. 29
9.10 V-belt transmission............................................................................................................................................................................ 29
9.11 Transmission definition ................................................................................................................................................................... 30
10 START-UP AND OPERATION .................................................................................................................................................... 33
10.1 Preliminary checks ............................................................................................................................................................................. 33
10.2 Start-up .................................................................................................................................................................................................. 33
11 PREVENTIVE MAINTENANCE .................................................................................................................................................. 33
12 PUMP STORAGE ....................................................................................................................................................................... 33
12.1 Long-term inactivity ......................................................................................................................................................................... 33
13 PRECAUTIONS AGAINST FROST .............................................................................................................................................. 34
14 WARRANTY CONDITIONS ........................................................................................................................................................ 34
17 FLUSHING CIRCUIT DIAGRAM OF USE .................................................................................................................................... 37
18 SPECIAL VERSIONS .................................................................................................................................................................. 38
18.1 KFR pump ............................................................................................................................................................................................. 38
18.1.1 Operating instructions ....................................................................................................................................................... 38
18.1.2 Water temperature .............................................................................................................................................................. 38
18.1.4 Minimum operating speed ............................................................................................................................................... 38
18.1.5 Technical characteristics .................................................................................................................................................... 38
18.1.6 Dimensions and weight ..................................................................................................................................................... 38
18.1.7 Exploded view ....................................................................................................................................................................... 39
19 DECLARATION OF INCORPORATION ...................................................................................................................................... 41
22