Flushmate 501-B Series Owner'S Service Manual Download Page 5

TROUBLESHOOTING _____________________________________________________________

CONDITION: 

No Flush

Step 1. 

Check the water pressure (20 psi to 125 psi).

Step 2.

Check the Air Inducer for sufficient air draw. Refer to 

Step 2

of

“Weak or Sluggish Flush.”

Step 3. 

Review all of 

Step 3 

and 

Step 4 

covered in “Weak or Sluggish Flush”

Condition.

Step 4. 

Replace the Flush Valve Cartridge. NEVER use lubricant on the “O”

Ring 

(Arrow - Figure 6).

CONDITION: 

Relief Valve Discharging

This is a sign that the Lower Supply Group (Number 1 from list of components) is not working properly and should be replaced. Follow
the procedure outlined below:

REPLACE PROCEDURE FOR LOWER SUPPLY:

Step 1. 

Turn the water supply off. Flush the fixture to relieve pressure in the

Vessel.

Step 2. 

Disconnect the water supply from the Shank.

Step 3. 

Unscrew the plastic locknut that holds the Shank to the bottom of

the China Tank.

Step 4. 

Carefully pull the entire Lower Supply up and out of the Tank.

Step 5. 

Cut the Hose just above the Barbed Fitting (about 1/4” above clamp)

on the Lower Supply. Discard old Lower Supply.

Step 6. 

Insert new Lower Supply into Hose and secure with new Hose

Clamp.

Step 7. 

Follow 

Step 3 

above and in reverse to re-connect water and check

for leaks.

WINTERIZING___________________________________________________________________

The Sloan 

FLUSHMATE

®

, when installed in a summer home, cottage or cabin, can be winterized to allow for periods of non-use

especially when the dwelling is subject to frigid conditions. Follow the procedures outlined below. 

NOTE: 

A sponge, a pail and adjustable channel locks will be useful.

Tank Procedure:

Step 1. 

Turn off the water supply line valve and remove the Toilet Tank Cover.

Step 2. 

Push the Actuator on top of the Vessel to flush and discharge the water.

Step 3. 

Disconnect the supply line coupling nut from the Lower Supply located under the Toilet Tank Housing. 

NOTE:

A small amount of water will drip out of the Shank. Be prepared to collect it in a bucket or sponge it up. Remove the
Supply Shank and drain the water from the bottom of the China Tank into a bucket.

Step 4. 

Push down on the Actuator one more time, then pull it up momentarily to allow air into the Vessel.

Bowl Procedure:

After flushing out the Vessel, remove the remaining water from the bowl or add from 1 pint to 1 quart of antifreeze
or RV antifreeze to the water remaining in the bowl. 

NOTE: 

Refer to fixture manufacturer’s instructions for procedures to winterize bowl.

FIGURE 6

FIGURE 7

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