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FGX-OM-F001-A
5. Maintenance
Replace the element when differential pressure reaches 0.13MPa (red part appears in the view port of the
differential pressure indicator or when the differential pressure indicator switch is actuated). Replacement
of element should be performed according to the procedure below.
1) Removal of the bowl
1. Stop operation.
2. Confirm that the pressure of the system in which the filter is installed is zero.
3. Close the valve in order of IN, then, OUT.
4. Hold the width across flats at the bottom of the bowl with a wrench and remove the hexagon socket
head bolt (width across flats 24) of the drain port. Discharge all the fluid in the bowl from the drain
port. (Fluid in the bowl may not be completely discharged if air does not enter the bowl. In this case,
loosen the differential pressure indicator to discharge the fluid)
(5) Hold the cover. Loosen the bowl and remove it. (Fluid in the bowl may not be completely
discharged if air does not enter the bowl. In this case, loosen the differential pressure indicator to
discharge the fluid)
Warning
Confirm that the internal pressure of the filter is zero before removing the bowl.
Caution
When using the product at a high temperature, be sure to check that the surface
temperature of the filter container is not more than 40
o
C before starting operation in
order to prevent burns.
2) Removal of the element
1. Pull down the element out of the cover, and replace it with a new element
.
(Refer to 6.
Maintenance parts (1) Replacement Element) Clean the sealing surface for sealing properly.
3)
Mounting of element
1. Mount the element by the reversed procedure for the Removal of the element in 2).
4) Mounting of the bowl
1. Check the O-ring of each part. If it is swollen or damaged, replace it with a new O-ring. (Refer to 6.
Maintenance parts (3) Replacement O-ring and seal bracket.
2. Mount the element by the reversed procedure for the Removal of the bowl. Hold the cover and screw
in the bowl to the cover. (Tightening torque: 70N
・
m)
3. Mount the seal bracket to the hexagon socket head bolt (width across flats 24) of the drain port. Fix
the width across flats (36) at the bottom of the bowl with a wrench and tighten it to the bowl.
(Tightening torque: 20N
・
m)
5) Restart the operation
1. After the replacement of the element, check the parts are assembled correctly before restarting
operation. In case of fluid leakage, stop the operation immediately. Check the sealing condition
and take corrective actions.
