Flowserve PMV D3 Digital Positioner - Manual (Page 45)

45
Filter change, D3 and D3 Ex
Turn off the compressed air
supply before starting any work.
Otherwise the filter can be
uncontrollably blown out of the
positioner by the air pressure,
which can be dangerous.
• Remove the filter cap using a coin of
suitable size.
Note! Do not use a screwdriver. The fil-
ter cap might crack and cause air leakage.