Repair - Grundfos DDI 222 Instrucciones De Instalación Y Funcionamiento

Fig. 56 Replacing the diaphragm for DDI 60-10
Fig. 57 Replacing the diaphragm for DDI 150-4
Pos. Components
Q Diaphragm (package)
2 Dosing head
1q Dosing head screws
2q Dosing head disk
3q Intermediate ring
5q Intermediate flange
S Safety diaphragm
H Drain opening
X Intermediate flange screws
Y O-rings
10.6.4 Dosing liquid in the pump housing
Warning
Danger of explosion!
Immediately separate the pump from the power
supply!
Make sure that the pump cannot be put back into
operation by accident!
If dosing liquid has entered the pump housing:
• Send the pump to Grundfos for repair following the instructions
given in section

10.7 Repair

• If a repair isn't economically reasonable, dispose of the pump
observing the information in section
50
.
12. Disposal .
10.7 Repair
Warning
The pump housing must only be opened by
personnel authorised by Grundfos!
Repair must only be carried out by authorised and
qualified personnel!
Switch off the pump and disconnect it from the
voltage supply before carrying out maintenance work
and repair!
After consulting Grundfos, please send the pump, together with
the safety declaration completed by a specialist, to Grundfos. The
safety declaration can be found at the end of these instructions. It
must be copied, completed and attached to the pump.
The pump must be cleaned prior to dispatch!
If dosing liquid has possibly entered the pump
Caution
housing, state that explicitly in the safety declaration!
Observe section 10.5 Diaphragm breakage
If the above requirements are not met, Grundfos may refuse to
accept delivery of the pump. The shipping costs will be charged
to the sender.
.