Grundfos LC 221, Installation And Operating Instructions Manual

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English (GB)
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3. General description
Grundfos Multilift MD and MLD lifting stations are supplied
complete with collecting tank, pumps, level sensor, LC 221
controller and connection accessories.
The following gives a description of the components.
Fig. 1 Multilift MD front and rear view
Fig. 2 Multilift MLD front and rear view
TM
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15
21
29
11
Pos. Description
1 Pump
2 Lifting eye for pumps
3 Nameplate
4 Venting port, DN 70 (outer diameter, 75 mm), open
5 Screw cap for pressure tube and tank inspection opening
6 Vertical inlet, DN 150 (seal is accessory)
7 Fixing point
8
Non-return butterfly valve, DN 80, with inspection cover
and drain screw to lift up the valve flap
9
Discharge adapter flange, DN 80, to pipe
∅
110 with
flexible connection piece and 2 clamps
10
Side or top inlet, DN 50 (seals are accessory).
Socket for MD; connecting piece for MLD
11
Collecting tank with carrying handle moulded into tank
body
12
Port for manually operated diaphragm pump, 1 1/2".
Socket with seal for MD; connecting piece with flexible
connection hose and clamps for MLD
13 Horizontal inlet, DN 100 (seal is accessory)
14
Adjustable inlet disk, DN 100
(DN 150 optional as accessory)
15 Separate inspection cover
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