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Tools
Besides standard tools, the following tools are re-
quired in order to perform the necessary care and
maintenance of the mixer:
Part No. Description
84 15 66 Torque wrench 0—137 Nm (0—101 ft lb)
84 15 64 Torque wrench 50—225 Nm (37—166 ft lb)
For further information on tools, see Flygt’s Tool
Catalogue.
TOOLS AND ACCESSORIES
Start and control equipment
Flygt has suitable starting and control equipment for
the mixer. Contact Flygt for further information.
Flush protection
Installing of flushing device
NOTE. Install the flushing device before the propeller.
Mount the tube in the cover.
Fit the O-ring and the seal ring.
Flushing media/volume
The flush protected propeller hub can be flushed with
air, water or other suitable media.
Recommended minimum/maximum flow for
continuous flushing is:
Flow media Flow
l/min
min. max.
4630,4640 Water 0.5 —
Air 10 20
4650,4660 Water 0.8 —
Air 30 60
4670,4680 Water 1 —
Air 50 100
It is important for the result to keep the minimum flow.
Use a flow regulator.
For more information please contact Flygt.
Mount the unit.
Tighten the screws. Tightening torque 6—8 Nm.
Connect a hose, an armoured hose size 1/4" is recom-
mended for flushing.
Fit the protective ring with the 4 washers and screws.
Tightening torque 6—8 Nm.
The protecting ring must not be used in liquid with
temperature exceeding 40°C (105°F).
Seal protection
40349
Protection ring
40233
Cover
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