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1.

Purpose: Flush the impurities and silt in the pipe in case of the blocking.

2.

Open the protective plastic sheet and protective cover Turn on the tap and

open up the supply valve rod to flush the pipe. Close the spool and test the

pressure resistance and tightness to make sure there no leakage.

3.

Blocked all outlet of pipes with plastic plugs(1/2) and turn on the tap. Check

whether the connection port of the upper of the outlet pipe are tight and

the status of pipeline pressure. Make sure there is no leak-age.

4.

After the test of tightness, revere the protective plastic sheet and

protective cover.

5

Test  of  Water  &  Tightness

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