Installation - Grundfos Sololift Series Installation And Operating Instructions Manual

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6. Installation

See the installation examples below.
Note:
• Place the Sololift in such a position that the cover
can be removed for periodic inspection.
• To eliminate the transmission of noise to the build-
ing
- ensure that there is at least 10 mm clearance
between the Sololift and any adjacent wall and
- place the Sololift on an anti-vibration material.
Connection to WC:
1. Place Sololift in the desired position behind the
toilet bowl.
2. Place the toilet bowl in front of the Sololift and
pull the sealing sleeve over the toilet discharge
pipe.
3. Secure Sololift to the floor by means of the fas-
teners supplied with the unit.
Connections to other units (Sololift 4-2 only):
If a shower is to be connected, the discharge con-
nection from the shower must be at least 180 mm
higher than the base of the Sololift, see below.
This ensures
• a sufficient fall from the shower towards the Solo-
lift and
• a sufficient height in relation to the cut-in level of
the Sololift.
Sololift 3-0
d
Sololift 4-2
e
Min.
180 mm
6
1. Remove the blanking cap(s) from the connec-
2. Connect the pipe(s) (DN 40) from the shower
Connection of discharge pipe:
The discharge pipe must be taken above the back
flow level (i.e. main sewer level). The pipework from
this point must be made with pipe sizes of at least
40 mm nominal diameter.
It is recommended that the discharge pipe travels
first vertically and then horizontally in order to utilize
the pump pressure in the vertical part of the dis-
charge pipe, see "Maximum lengths of discharge
pipe" on the following page.
1. Turn the flexible discharge connection (d) to the
2. Place the discharge pipe (DN 25/DN 32) into the
3. Make sure that the discharge pipe is straight and
Venting the tank:
The tank is vented via the charcoal filter in the air
vent of the cover. The air vent can also be connected
to a venting system, as required.
Min. 10 mm
Min. 220 mm
d
Min. 10 mm
e
Min. 220 mm
tion(s) "e".
and/or the wash basin to the connections.
position required.
flexible discharge connection (d).
use the hose clip to secure the pipe within the
flexible discharge connection.

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Sololift 4-2Sololift 3-0

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