12
FAM3200
ARMORED VARIABLE AREA PURGEMETER | CI/FAM3200-EN REV. D
… 8 Maintenance / Repair
… Cleaning
To disassemble the meter tube and the float for maintenance
purposes, proceed as follows:
FAM3220 / FAM3250
1.
Loosen the threaded pin
1
.
2.
Remove the retaining ring
2
.
3.
Remove the pressure plate
3
and pressure piece
5
.
4.
Remove and clean the meter tube holder
6
, meter tube
7
,
and float
8
.
5.
Check the O-ring
4
for damage and replace if necessary.
Assembly is executed in the reverse sequence.
FAM3225 / FAM3255
1. Loosen the outlet fitting
9
.
2.
Remove and clean the meter tube holder
6
, meter tube
7
,
and float
8
.
3.
Check the O-ring
4
for damage and replace if necessary.
Assembly is executed in the reverse sequence.
9
Dismounting and disposal
Dismounting
WARNING
Risk of injury due to process conditions.
The process conditions, for example high pressures and
temperatures, toxic and aggressive measuring media, can
give rise to hazards when dismantling the device.
• If necessary, wear suited personal protective equipment
during disassembly.
• Before disassembly, make sure that the process
conditions do not pose any safety risks.
• Depressurize and empty the device / piping, allow to cool
and purge if necessary.
Bear the following points in mind when dismantling the device:
• Switch off the power supply.
• Disconnect electrical connections.
• Allow the device / piping to cool and depressurize and
empty. Collect any escaping medium and dispose of it in
accordance with environmental guidelines.
• Use suited tools to disassemble the device, taking the
weight of the device into consideration.
• If the device is to be used at another location, the device
should preferably be packaged in its original packing so
that it cannot be damaged.
• Observe the notices in
Returning devices
on page 6.
