9
8.3 Troubleshooting
Trouble
Cause
Remedy
Condensate is not
discharged.
1. Blockage of foreign substances in
a discharge hole of the valve seat.
1. Disassemble and clean it.
2. The screen is clogging.
2. Disassemble and clean it.
3. The float (P) is damaged.
3. Replace it with a new one.
4. Breakage as a result of abnormal
pressure rising due to freezing or
water hammer, etc.
4. Replace the product with new one and
use it within the working pressure range.
5. Condensate accumulation has
occurred in the equalizing line.
5. Please review the layout of the equalizing
line to prevent the occurrence of
condensate accumulation.
6. “TOP” and “BOTTOM” signs on
the name plate are in wrong
positions.
6. Adjust direction of the name plate to
position "TOP" and "BOTTOM" signs on
upside and downside respectively.
* See Caution No. 4, “6.2 Precaution for
installation” on Page 6.
Continuous blowout.
1. Foreign substances stuck on valve
or valve seat.
1. Disassemble and clean them.
2. Abrasion or scratches on the valve
or valve seat.
2. Replace the parts with new ones.
3. Insufficient capacity of the
product.
3. Replace the product with another model
of sufficient capacity.
4. “TOP” and “BOTTOM” signs on
the name plate are in wrong
positions.
4. Adjust direction of the name plate to
position "TOP" and "BOTTOM" signs on
upside and downside respectively.
* See Caution No. 4, “6.2 Precaution for
installation” on Page 6.
Outside leakage.
1. Leakage due to loosening of the
bolt.
1. Replace the cover gasket with new one,
and retighten the bolt.
2. Leakage due to deterioration of
cock gasket (P2) and O-ring.
2. Replace the parts with new ones.
3. Leakage as a result of abnormal
pressure rising due to freezing or
water hammer, etc.
3. Replace the product with new one and
use it within the working pressure range.
