8
9
STEP 6:
FINE-TUNE TANK WATER LEVEL
A:
FLUSH THE TOILET
TO CHECK THE TANK
WATER LEVEL
After the water stops filling the
tank, the water level should be
roughly ½ inch below the top
of overflow pipe to ensure a
proper flush.
B:
WATER LEVEL IS TOO LOW
Turn the tank water level adjustment screw
clockwise to raise the float. Flush to reset
water level.
WATER LEVEL IS TOO HIGH
Turn the water level adjustment screw
counterclockwise to lower the float. Flush
to reset water level.
STEP 7:
FINE-TUNE BOWL WATER LEVEL
1/2"
Overflow
Pipe
See Step 5C for Full Tank view
Tank Water Level
Adjustment Screw
+
–
NOTE: The PerforMAX Fill Valve is pre-set to fill the proper
bowl water level in most toilets straight out of the box.
A:
FILL BOWL WITH A GALLON
OF WATER
Wait 1 minute until the bowl water level
recedes down and stops.
B: MARK THE WATER LEVEL IN
THE BOWL
With a pencil, draw a line at the top of
the water level in bowl.
(Pencil mark will easily wash off).
C:
FLUSH TOILET TO CHECK BOWL
WATER LEVEL
If the water level
matches the line
you’ve made in the bowl when the fill
valve
stops filling the tank, the water
level is correct, proceed to Step 8.
TOO HIGH
TOO LOW
If the water level matches the line in the
bowl and the fill valve is
STILL FILLING,
then the bowl water is
TOO HIGH, proceed
to Step 7D.
If the valve shuts off and the water level
does
NOT match the line in the bowl, the water
level is
TOO LOW, proceed to Step 7D.
Setting for Most Toilets
