Grundfos ALLDOS KM 251 - Page 5

KM 251 en
V1.0 V
7.6 Shutdown .......................................................................................35
7.6.1 Switching Off/Uninstalling ............................................................35
7.6.2 Cleaning ......................................................................................35
7.6.3 Storage ........................................................................................36
7.6.4 Disposal .......................................................................................36
8 Operating the Pump ..................................................................... 37
8.1 Switching On/Off ............................................................................37
8.1.1 Switching On the Pump ...............................................................37
8.1.2 Switching Off the Pump ...............................................................37
8.2 Operating the Pump with Etron Profi Electronics (optional) ..........37
8.3 Setting the dosing capacity ............................................................37
8.3.1 Setting the dosing flow and locking the stroke adjustment
button ..........................................................................................37
8.4 Electrical servomotor (optional) .....................................................37
8.5 Electronic stroke preset counter (optional) ....................................38
8.6 Electrically heated dosing head (optional) .....................................38
9 Maintenance ................................................................................. 39
9.1 General Notes ...............................................................................39
9.2 Diaphragm breakage control for diaphragm breakage signal ........39
9.3 Intervals for cleaning and maintenance .........................................39
9.4 Checking the oil level .....................................................................40
9.5 Cleaning the suction and pressure valves .....................................40
9.6 Changing the diaphragm and gear oil for dosing head with single
diaphragm (no MBS) .....................................................................42
9.6.1 Drain gear oil ...............................................................................42
9.6.2 Removing the dosing head ..........................................................42
9.6.3 Replacing a single diaphragm (no MBS) .....................................42
9.6.4 Fitting the dosing head ................................................................43
9.6.5 Filling gear oil ..............................................................................43
9.6.6 Checking the oil level. ..................................................................43
9.7 Replacing the diaphragm for dosing head with double diaphragm 44
9.7.1 Removing the dosing head ..........................................................44
9.7.2 Replace the double diaphragm. ...................................................44
9.7.3 Fitting the dosing head ................................................................45
9.7.4 Filling the double diaphragm with separating agent ....................45
9.7.5 Filling gear oil ..............................................................................46
9.7.6 Checking the oil level. ..................................................................46
9.7.7 Cleaning the ball check valve ......................................................46
10 Possible Errors ............................................................................. 48
11 Spare Parts ................................................................................... 50
12 Dosing Curves .............................................................................. 52
EC Declaration of Conformity (Translation).................................. 56