Badger Meter 900 - Manual (Page 7)

OPERATIONAL STARTUP
The following practices should be observed when installing and starting the meter
make sure that fluid flOw has been shut Off and pressure in the line released befOre attempting tO
install the meter in an existing system.
1 After meter installation, close the isolation valves and open the bypass valve Flow liquid through the bypass valve for
sufficient time to eliminate any air or gas in the flow line
damage can be caused by striking an empty meter with a high velOcity flOw stream.
2 Open upstream isolating valve slowly to eliminate hydraulic shock while charging the meter with the liquid Open the
valve to full open
3 Open downstream isolating valve to permit operation
4 Close the bypass valve to a full closed position
5 Adjust the downstream valve to provide the required flow rate through the meter
NOTE: N Downstream valve may be used as a control valve
DIMENSIONS
A C
B
A B C
8.80 in. (223.5 mm) 8.00 in. (203.2 mm) 6.10 in. (154.9 mm)
User Manual
Page 7 September 2013