Grundfos UNOLIFT, Installation And Operating Instructions Manual

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3.10 Connecting the vent pipe
The vent pipe is not supplied with the product.
You can connect your vent pipe to the vent port in
three different ways:
•
By means of a PVC vent pipe with an outer
diameter of 63 mm and glue.
• By means of a flexible pipe connection with an
inner diameter of 75 mm and with clamps. A
flexible pipe connection with clamps is available
as an accessory.
• By means of a PP double nipple with an inner
diameter of 75 mm. The nipple must comply with
EN 1451.
3.11 Connecting the inlet pipes
You can connect three or four inlet pipes to the tank,
depending on the tank size. First you must drill the
holes. See section Drilling holes for the pipes.
1. Fit the socket seal in the inlet.
2. Connect the isolating valve to the inlet pipe. The
isolating valve is an accessory. Product number
96615831.
3. Insert the inlet pipe into the socket seal.
TM065859
Connecting an inlet pipe with an isolating valve
Related information
3.7 Drilling holes for the pipes
3.12 Installing the pump
Pumps with float switches
Adjust the cable length of the float switch before you
install the pump. See section Setting the start levels
with float switches.
1. Remove the plug from the pump cable. You may
need to cut the cable.
2. SEG: Fit the foot extensions. See fig. Fitting the
foot extensions on the SEG pump.
3. Position the pump in the tank. Make sure that the
float switch, if any, can move freely.
UNILIFT CC, KP, APB: Position the pump
between the three positioning dots at the bottom
of the tank so that it stays in place during
operation. See figures Correct position of UNILIFT
CC and KP pumps and Correct position of
UNILIFT APB pumps. SEG: The pump weight
ensures that the pump stays in place.
4. Lead the pump cable through the cable gland of
the tank.
5. Tighten the cable gland.
TM026571
Fitting the foot extensions on the SEG pump
TM065965
Correct position of UNILIFT CC and KP pumps
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English (GB)