Fluidmaster K-400H-5002 PerforMax Fill Valve and Seal Kit Installation Guide
- June 6, 2024
- FLUIDMASTER
Table of Contents
QUICK Install Guide
K-400H-5002
PerforMAX® FILL VALVE & SEAL KIT + GREEN TOILET TOOLTM
HOW-TO VIDEO
VISIT: FLUIDMASTER.COM
K-400H-5002 PRODUCT PAGE
*See back page for important product warnings and warranty information SPANISH – Page 16
INSTALL WITH CONFIDENCE
GETTING STARTED
PARTS OVERVIEW
PERFORMAX® FILL VALVE
TOOLS NEEDED
TOP-DOWN VIEW
FLUSH VALVE SEALS
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STEP 1: PREPARE TANK
A: TURN OFF WATER
B: DRAIN WATER
Flush the toilet to drain most of the water from the tank.
C: USE A SPONGE OR TOWEL TO
SOAK UP EXCESS WATER IN TANK
STEP 2: REMOVE OLD FILL VALVE
A: REMOVE CONNECTOR
Remove the water supply connector from the bottom of the fill valve.
NOTE: Inspect the water supply connector. Replace it if it is worn, or you don’t know how old it is, to prevent flooding and property damage.
B: REMOVE OLD LOCKNUT
Use the Green Toilet Tool™ to twist the locknut below the tank to remove
the locknut from the fill valve.
C: REMOVE OLD FILL VALVE
Including refill tube, refill clip, and shank washer.
Drain any excess water into the bucket by removing the fill valve from the tank. (Pull fill valve up)
STEP 3: REMOVE & REPLACE FLUSH VALVE SEAL
See below for your specific flush valve seal replacement instruction.
For more detailed instructions and installation
videos, please visit our website at Fluidmaster.com & enter K-400H-5002 in
the search field.
Kohler® AquaPiston (use YELLOW seal):
Remove and replace the old seal, placing the new seal in the groove at bottom
of the canister.
American
Standard®Champion 3 (use YELLOW seal):
Remove and replace the old seal by sliding the seal up and over the valve. Replace with the new seal in the groove at bottom of the canister.
American Standard® Champion 4 / Eljer® Titan 4 (use BLUE seal):
Unthread black nut on top of green cover. Remove cover and replace the seal.
STEP 4: ADJUST HEIGHT OF NEW FILL VALVE
A: TWIST FILL VALVE TO ADJUST HEIGHT
The top of the fill valve cap should measure roughly 3″ above the top of the
overflow pipe when installed.
NOTE:
The increasing height allows more water to fill in the tank.
STEP 5: INSTALL NEW FILL VALVE
A: INSERT FILL VALVE
Position refill tube to face flush valve making sure fill valve parts do not
interfere with the lever arm.
HINT: See next page for full tank setup.
B: INSTALL LOCKNUT
Using Green Toilet Tool™, screw locknut onto fill valve shank (below the
tank). Tighten 1/4” beyond hand tight. *Do Not Overtighten.
C: PUSH REFILL TUBE ONTO REFILL PORT**
D: CONNECTING REFILL TUBE TO FLUSH VALVE
FOR KOHLER® AQUAPISTON:
Push refill tube onto yellow nipple on the flush valve.
STEP 5: INSTALL NEW FILL VALVE (CONT’D)
FOR AMERICAN STANDARD® CHAMPION 4: Push refill tube onto refill clip.
Attach refill clip to the right side of overflow pipe so the refill tube
points into the pipe, not the tank.
FOR AMERICAN STANDARD® CHAMPION 3:
Push refill tube onto refill clip, then attach refill clip to flush valve
overflow pipe. Reuse original refill clip. Do not use Fluidmaster® refill
clip.
NOTE: If the refill tube is too long to fit inside the tank with the lid
closed, cut the tube.
STEP 6: FINISHING STEPS
A: ATTACH WATER SUPPLY CONNECTOR TO FILL VALVE
Twist to tighten.
*Hand-tighten only.
DO NOT OVERTIGHTEN.
B: TURN ON WATER
Check for leaks.
C: WATER LEVEL
After the tank stops filling, the water level should fill the tank to
roughly ½ inch below the top of the overflow pipe to ensure a proper
flush. (Does not need to be exact.)
- Over tightening may crack the fill valve or tank causing flooding. Make sure the float cup does not touch the tank walls or tank lever and flush valve.
STEP 7: 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 the 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.
THE WATER LEVEL IS TOO HIGH
Turn the water level adjustment screw counterclockwise to lower the float.
Flush to reset water level.
STEP 8: FINE-TUNE BOWL WATER LEVEL
NOTE: The PerforMAX Fill Valve is pre-set to fill the proper bowl water
level in most toilets straight out of the box (see the previous page).
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 the 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 9.
If the water level matches the line in the bowl and then the
fill valve is STILL FILLING, then the bowl water is TOO HIGH, proceed
to Step 8D.
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 8D.
D: ADJUST THE BOWL WATER LEVEL
STEP 9: FLUSH THE TOILET
A: FLUSH THE TOILET, CHECK BOWL WATER LEVEL.
Repeat Steps 8C and 8D until the water level in the bowl matches the line when
the fill valve shuts off.
If you’re satisfied with the flush, YOU’RE DONE!
YOU DID IT!
We knew you could!
Share your success story
with friends and family!
#FixedMyToilet
#Fluidmaster
Still not working exactly right?
See the next page for Troubleshooting.
TROUBLESHOOTING
IF THE FILL VALVE:
- DOES NOT TURN ON
- WON’T TURN OFF
- WON’T REFILL TANK
REMOVE CAP AND CHECK FOR DEBRIS
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A: Turn off the water supply.
B: Flush toilet.
C: With right-hand push float up, grip, and hold shaft under afloat.
D: With left-hand twist cap and lever arm counterclockwise to unlock the
cap. Let cap hang on float cup.
E: Hold empty cup upside down over uncapped valve to prevent splashing.
F: Turn the water supply on and off a few times.
G: Turn the water supply off.
H: Replace the valve cap.
- Place cap assembly on top of the gray valve body by aligning the cap arm and adjustment rod next to the refill tube.
- Press down on the top cap while rotating top & arm clockwise to the locked position.
See Our Troubleshooting
HOW-TO VIDEO
http://bit.ly/2yAdZn7
TROUBLESHOOTING
REPLACE FILL VALVE SEAL
A: Remove cap (see page 12).
B: Replace seal with a *genuine Fluidmaster 242 Seal.
C: Replace the valve cap.
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Place cap assembly on top of the gray valve body by aligning cap arm and adjustment rod next to refill tube.
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Press down on the top cap while rotating top & arm clockwise to the locked position.
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Always use genuine Fluidmaster parts when installing or repairing. Fluidmaster will not be responsible or liable for use of non-Fluidmaster parts during installation or repair.
IF YOU CAN’T REMOVE THE AQUA PISTON YELLOW / BLACK CAP
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Turn off the water supply. Flush toilet.
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Remove refill tube from the top of yellow/black cap.
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Lift up on Canister (A) until it stops.
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Reach into the tank and grab the Center Guide (B).
Turn counterclockwise and remove from the tank. -
Remove the old seal, placing new Seal (C) in the groove at bottom of the canister (A).
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Align Center Guide (B) with a hole in the center of the base. Insert into the hole. Turn 1/4 clockwise to lock.
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Replace the refill tube back into the cap.
References
Read User Manual Online (PDF format)
Read User Manual Online (PDF format) >>