TP0003B
BM METER
Chap 4
Page 4
INSTALLATION, OPERATION & MAINTENANCE
6
STORAGE OF WATER METERS
6.1
A bulkmeter installed into a water system must be kept full of water at all times and never allowed to
dry out or the water level to drop. Pockets of air will cause corrosion.
6.2
If the meter is taken out of service for long periods it is advisable to remove the meter from the
pipeline, dry it out and flush through with Shell ’Ensis’ oil 152.
6.3
Drying may be carried out by blowing through the meter with clean, dry, oil free compressed air or by
the use of drying ovens with suitable temperature control.
6.4
After drying, Shell ’Ensis’ oil 152, which gives an oily, non drying film is to be applied to all internal
surfaces by circulation or flushing through. This procedure will give a medium term protection,
estimated at twelve months, under average corrosive conditions. No solvents are required for
removal of the oil when the meter is put back in service.
6.5
After treatment of the interior surfaces, fit blanking flanges to the manifold to prevent circulation of air
and contamination by dust or moisture.
Содержание Avery-Hardoll BM Series
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