8
Make sure the surroundings of the sink are cooled before mounting the faucet to
the sink after drilling and remove all sharp edges.
3)
4)
Determine desired location for the RO faucet on your sink and place a piece of
masking tape over where the hole is to be drilled. Mark the center of the hole on
the tape.
1)
Using a variable speed drill set on the slowest speed, drill a
1
/
8
“ pilot hole through
both porcelain and metal casing of sink at the marked center of the desired location.
Use lubricating oil or liquid soap to keep the drill bit cool (If drill bit gets hot it may
cause the porcelain to crack or chip).
Using a 1 ¼” hole saw, proceed to drill the large hole. Keep drill speed on the
slowest speed and use lubricating oil or liquid soap to keep the hole saw cool during
cutting.
2)
Drill a ¼” pilot hole. Use a
1
/
2
” Hole Punch and an adjustable wrench to punch the
hole in the sink. Change to the 1 ¼” Hole Punch to enlarge the hole.
5)
The faucet can now be installed.
If mounting faucet to a Stainless Steel Sink you will need a 1/2” & 1 ¼” Hole
Punch. The faucet opening should be centered between the back splash
and the edge of the sink, ideally on the same side as the vertical drain pipe.
Note:
Note:
Most sinks are pre drilled with 1 ½” or 1 ¼” diameter hole that you can use for your RO faucet. (If you are
already using it for a sprayer or soap dispenser, see step 1)
Porcelain sinks are extremely hard and can crack or chip easily.
Use extreme caution when drilling. Watts accepts no responsibility for
damage resulting from the installation of faucet. Diamond tip bit recommended.
DRILL A HOLE FOR THE FAUCET IN A PORCELAIN SINK
PUNCH A HOLE FOR THE FAUCET IN A STAINLESS STEEL SINK
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