Instruction Manual ScrubberGuard
Servicing
84
14830E/2
9.2.8
Replacing the impeller set on the inlet pump and outlet pump
For the separate replacement of the impeller that takes place every three months, only
carry out steps 1 to 6 and then reassemble in reverse order.
The following describes the replacement of the impeller/ impeller set on the inlet and outlet
pump:
WORKSTEP
ADDITIONAL INFO / IMAGES
1.
Remove the casing on the system so that the
pumps (arrows) can be accessed.
2.
Close the sample feed and drain the water
tank by pressing the
Drain tank
button (Sec-
tion 7.1).
The pump may only be ope-
rated dry for a maximum of 30
seconds. Danger of overheating!
3.
Switch off the system by turning the red main
switch and secure using a padlock (provided
by customer).
Ensure that the service volt-
age cannot be established again
by third parties.
▪
Attach a warning sign.
▪
Lock the main switch.
4.
Remove the four screws (circles), then remove
the cover with O-ring from the pump hou-
sing.