Jets™ 25MBA Vacuumarator™ pump
Tel. +47 70 03 91 00
www.jetsgroup.com
Product No. 200025004
Doc. Rev.: 22 (2021-06-08)
10
Service and Maintenance - Disassembly Instructions
1
Turn off and disconnect the power to the pump.
3.2 Warning
Never work on the equipment when mains power is applied.
For equipment fitted with a frequency converter: After disconnecting the input
power, always wait for 5 min to let the intermediate circuit capacitors
discharge before you start working on the equipment.
2
Empty the pump of wastewater.
3
Remove the screws holding the fan
cover (32) in place.
4
Remove the fan cover (32).
5
Remove the fan (31).
6
It is strongly recommended to
use a service jig (not included in
delivery) to stabilize the pump
during maintenance. The service
jig prevents the pump from
damage and falling over. Contact
your Jets™ agent for details.
Position the service jig on the
shaft.
7
With the service jig in place, turn the
pump and place motor side down on
a flat surface.
8
Remove the suction chamber by
loosening the four hex screws
ℱ
between the suction chamber
and the end flange
ℹ
.
9
Remove the suction chamber
ℰ
.
Gentle use of a rubber mallet may be
required.
10
Remove the O-ring
ℷ
.
11
Remove the center hex screw from
the rotating knife.
12
Remove the rotating knife and
split sleeve.
2.11 Warning
Beware of sharp
edges.
