Setting The Calibration Vane Assembly - Neptune TRU/FLO Installation And Maintenance Manual

Magnet drive assembly Calibration vane assembly
Figure 36 Adding the Measuring Chamber Assembly
Figure 37 Tighten Locking Nuts
Figure 38 Adding the Seal Ring

Setting the Calibration Vane Assembly

TRU/FLO Compound Meter Installation and Maintenance Guide
5 Lower the turbine measuring assembly into the cover assembly
while holding the calibration vane assembly and magnet drive
assembly in place. See Figure 36.
6 Replace and tighten the bolts of the turbine measuring assembly
with a wrench from 50-inch.lbs to 55-inch.lbs to secure it.
See Figure 37.
Lock nuts
7 Add the seal ring to the turbine measuring assembly. See Figure 38.
The calibration vane assembly can be modified to change the
registration of the meter. You can either turn the calibration vane to the
positive side to increase registration or to the negative side to decrease
registration.
Maintaining the TRU/FLO Compound Meter
23