English (GB)
27
5.6.4 Connecting the overflow and deaeration
lines
The pump has a deaeration line (PVC 4/6).
•
Connect the deaeration line (J) to the connection
for the deaeration line (I).
Fig. 21
Connection for the deaeration line
For pumps with Plus
3
system
The pump has a deaeration line (PVC 4/6).
•
Connect the deaeration line (J) to the connection
for the deaeration line (I).
•
Connect the overflow line (H) (PVC tube 8/11) to
the connection (G).
Fig. 22
Plus
3
system
5.6.5 Installing the overflow and deaeration lines
•
Shorten the overflow line (H) and deaeration
line (J) to at least 10 mm above the maximum
tank level.
•
Insert the overflow line (H) and deaeration line (J)
downwards into the dosing tank or collection
container. Avoid loops.
Fig. 23
Overflow and deaeration lines
6. Electrical connections
Make sure that the pump is suitable for the electricity
supply on which it will be used.
Warning
Observe chemical resistance!
Note
HV-variant pumps have an assisting
suction. In this case, prepare (cut) the
deaeration line, but do not connect it
yet!
TM
03
62
37
45
06
TM
03
62
38
45
06
I
G
H
I
T
M
03
62
39
45
06
Caution
Dosing medium can leak from the
overflow and deaeration lines. Route
both lines into a collection container or
the tank!
Do not immerse the overflow line and
deaeration line in the dosing medium!
Caution
Observe the pressure limits specified
in section 1. General information!
Warning
Electrical connections must only be
carried out by qualified personnel!
Disconnect the power supply before
connecting the power supply cable and
the relay contacts!
Observe the local safety regulations!
Warning
The pump housing must only be
opened by personnel authorised by
Grundfos!
Warning
Protect the cable connections and
plugs against corrosion and humidity.
Only remove the protective caps from
the sockets that are being used.
Caution
The power supply must be electrically
isolated from the signal inputs and
outputs.
H, J
Max.
Min
. 10 mm
