TROUBLESHOOTING GUIDE
ProblemPossible CauseService Instructions
2. Flush ball will not closea. Clamp ring is overtightened,a. Loosen clamp ring.
completely.causing too much tension on
seal and flush ball.
b. Weak or defective flush leverb. Check spring tension by letting
return spring.up on flush lever suddenly.
If lever does not snap back,
replace spring cartridge assembly.
3. Water does not shut off ina. Dirt lodged in water valve seat.a. Disassemble and clean water
toilet (toilet overflows).valve.
b. Flush lever cam strap is bentb. Bend front of cam strap up about
down, holding water valve open.1/16" (1.6mm). (Model 1606 only)
c. Worn or defective water valve.c. Replace water valve.
d. Worn or defective flush leverd. Replace spring cartridge.
return spring.
4. Water does not enter toileta. Low water pressure.a. Check incoming water pressure.
bowl properly.b. Water valve clogged.b. Remove and clean filter screen
inside water valve inlet.
5. Water leaking from watera. Loose connection.a. Tighten bottom cap, inlet fitting
valve. (See Service Tip onand outlet hose clamp.
page 8.)b. Worn or defective water valve.b. Replace water valve.
c. Water line connection not seatedc. Remove water line and
properly.assemble correctly.
6. Water leaking from rear ofa. Loose hose connection.a. Tighten hose clamp.
toilet bowl.b. Loose vacuum breaker.b. Check breaker/bowl connection.
(See Service Tip on pageIf loose, push breaker into bowl.
8.)c. Defective vacuum breaker.c. Replace vacuum breaker.
d. Cracked or defective toilet bowl.d. Replace toilet bowl.
7. Vacuum pump running tooa. Flush ball leaks.a. Leave small amount of water in
much between flushes.toilet. If water is sucked from
(See Vacuum Testerbowl, see problems 1 and 2.
information on page 7.)b. Vacuum line leak.b. Check all piping connections
between toilet and vacuum tank.
c. Duckbill valves in pump notc. Disassemble inlet and outlet
sealing. (This problem occursfittings on pump and inspect all
gradually. The pump takesfour duckbill valves. If valves
longer periods of time toare not sealing, replace them.
shut off between flushes.)
d. Pump bellows worn or damaged.d. Inspect bellows in pump for
small hole or rip.
Replace if necessary.
8. Toilet will not flush.a. Vacuum pump will not run.a. See problem 9.
(No vacuum.)b. Plugged vacuum line betweenb. Disconnect line and clear plug.
toilet and vacuum breaker.
c. Duckbill valves or vacuum pumpc. Make certain pump and duckbill
installed backwards.valves are installed correctly.
Replace valves if stuck open.
d. Vacuum pump inlet ord. Disassemble and clean.
outlet lines plugged.
e. Plugged vacuum tank or vacuume. Unplug vacuum tank or vacuum
generator.generator.
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