Wilo DrainLift BOX, Инструкция по установке и эксплуатации

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Installation and operating instructions • Wilo-DrainLift BOX • Ed.06/2022-10 41
6.4.3 Concealed floor installation work
steps The lifting unit is installed using the following steps:
• Preparatory tasks.
• Dig a pit.
• Install the lifting unit.
Lay the connection cable, connect the piping, fill the pit.
• Install the cover and restore the sub-floor.
• Final tasks.
6.4.3.1 Preparatory tasks
• Unpack the lifting unit.
• Remove the securing mechanisms.
• Check the scope of delivery.
• Check all components are in proper working condition.
CAUTION! Do not install defective components! Defective components can lead to
system failures!
• Place accessories to one side and keep them for later use.
• Select installation site:
–
Inside the building.
–
Not in the immediate vicinity of living and sleeping areas.
–
Pit depth and diameter.
CAUTION! Do not install in peaty soil! Peaty soil leads to destruction of the tank!
6.4.3.2 Excavating the pit
Bo
x...D/DS:
470 mm
18.5 in
Bo
x:
500 mm
20 in
455 mm 18 in
800 mm (32 in)
760...880 mm 30...35 in
1
2
3
4
5
8 9
6
7
Fig. 10: Dig a pit
1 Ground
2 Underlay
3 Levelling layer
4 Filling material
5 Concrete layer
6 Screed
7 Tiled floor
8 Venting/cable duct
9 Discharge pipeline
✓ Preparatory tasks completed.
1. Dig out the pit, taking the following points into account:
⇒ Pump chamber height
⇒ Position of the connections
⇒ Underlay approx. 200 mm (8 in)
⇒ Levelling layer approx. 100 mm (4 in)
⇒ Max. height adjustment of the cover.
2. Fill in load-bearing mineral mixture underlay properly and compact (Dpr 97 %).
3. Add a levelling layer of sand and level off.
4. Prepare the on-site piping.