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TROUBLESHOOTING GUIDE
Toilet base assembly
1. Water does not enter bowl
and toilet does not ush.
2. Water enters toilet bowl, but
toilet does not ush.
a. Toilet fuse is blown or circuit
breaker is tripped.
b. Loose wiring connections.
c. Incorrect wiring of toilet to
incoming power.
d. Defective circuit board.
a. Electrical failure from ush switch
to toilet.
b. Flush switch may be defective.
c. Loose ush ball motor wires.
d. Defective ush ball motor.
e. Flush ball motor drive arm failure.
f. Drive linkage failure.
g. 4800L & 4800WL series require
“OK to Flush” light to be lit for
toilet to ush.
a. Check toilet fuse or circuit
breaker.
b. Check for loose or defective
wiring at circuit board pins 9
and 10.
c. Check for reverse polarity of
incoming power.
d. Replace circuit board.
a. Check for loose or defective
wiring between ush switch
and circuit board pins 2 and 4.
b. Replace if necessary.
c. Check for loose wires between
motor and circuit board pins 17
and 18.
d. Replace if necessary.
e. See page 15 for replacement
instructions.
f. See page 15 for replacement
instructions.
g. Check for loose or defective
wires between vacuum switch
on vacuum generator and pin 6
of circuit board.
Sealing
Grommet
Check Valve
Electric Water
Valve
Filter
Screen
Drive Arm
Linkage
Flush
Spring
Circuit Board
Cam Switch
Rotor Shaft Cam
Flush Ball
Retaining Ring
Flush Ball Seal
Bowl Seal
Motor
SERVICE MODE
Toggle Switch
(alternate location
on some models)
Problem Possible Cause Service Instructions