Speck pumpen BADU Block Series, Инструкция по установке и эксплуатации

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Table 13: Clearances between impeller and casing and/or between impeller and
casing cover
Impeller material Permissible clearance
New Maximum
Grey cast iron (JL1040/
A48CL35B) 0.3 mm 0.9 mm
Bronze (CC480K-GS/B30 C90700)
Stainless steel (1.4408/ A743 GR
CF8M)
0.5 mm 1.5 mm
7.2.2.2 Removing the suction strainer from the pre-filter casing and re-inserting it
The suction strainer in the pre-filter casing has to be cleaned at appropriate intervals.
A clogged suction strainer will reduce the flow rate of the pump and will not provide
adequate filtration.
WARNING
Unintentional starting of pump set
Risk of injury by moving parts!
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Make sure that the pump set cannot be started up unintentionally.
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Always make sure the electrical connections are disconnected before carrying
out work on the pump set.
1. Switch off the pump and take suitable measures to prevent it from being
switched on unintentionally.
2. Close the shut-off elements in the suction/inlet line and discharge line.
3. Drain the pre-filter casing via drain plug 903.3.
4. Unscrew star handles 925. Take off filter cover 160.
5. Remove suction strainer 143.
6. Clean the suction strainer with a high-pressure water jet (e.g. steam cleaner)
and a brush.
7. Re-insert the suction strainer.
8. Fit filter cover 160. Evenly tighten star handles 925 crosswise by hand.
9. Open the shut-off elements.
CAUTION
Shaft seal failure caused by insufficient lubrication
Damage to the pump!
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Before starting up the pump set, vent the pump and suction line and prime
both with the fluid to be handled.
10. Vent the pump unit via the Rp 3/8" ball valve 743.
7.2.2.3 Filter cover made of acrylic glass (available as an option)
CAUTION
Use of aggressive or corrosive cleaning agents
Damage to the acrylic glass surface!
Stress cracks can occur in the cover, which can eventually destroy it!
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Do not use any aggressive cleaning agents or solvents such as spirit.
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Do not use any sharp-edged tools such as knives or metal scrapers, steel wool,
the scouring pad of scrub sponges, or similar.
For cleaning a filter cover made of acrylic glass use warm water mixed with a small
amount of domestic dishwashing liquid, and a soft cloth.
7 Servicing/Maintenance
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