TCS 682-15, Руководство по обслуживанию, Страница: 17 / 24

PLUNGER CUP REPLACEMENT
1) Remove plunger assembly from
meter body.
2) Loosen and remove two (2) round
head screws and lift plunger cup
support from plunger cup and
plunger disc.
3) Discard the old plunger cup kit
4) Place the new plunger cup on the
plunger disc. Add the cup support
and secure with the two (2) round
head screws previously removed.
NOTE: Apply Loctite 271 (or
equivalent) to the screw threads. Be
sure the cup is evenly spaced on the
plunger disc and support.
5) Form the cup by turning the
plunger assembly in your hand
using your thumb to roll the edge
slightly.
6) After the cup is partially formed,
place the plunger assembly into
the meter body and press into the
piston cylinder.
7) Turn the assembly in the piston
cylinder to assure the cup is
evenly formed to the cylinder.
8) Replace previously removed parts
and reassemble meter. Test and
calibrate meter for accuracy.
.