User manual
P/N 3-9008-507
9.3.1
Disassemble internal meter housing components - NPS
1
Procedure
1. Remove the retainer ring from the upstream end of the meter.
Figure 9-1: Retainer ring removal
Note
The NPS 1 meter has one inlet retainer ring instead of a hex nut as the NPS 1.5, 2
and 2.5.
2. Using a long dowel or rod, push the downstream end of the downstream spring clip
assembly towards the upstream end of the housing. This will slide the internal
assembly and sleeve out of the meter housing.
User manual
USER MANUAL
Planned maintenance
September 2020
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