SeaLand 4700 Series VacuFlush Operation Manual - Manual (Page 13)

13
SeaLand 4700 Series VacuFlush Toilet
Maintenance/winterizing/service
Problem Possible Cause Service Instruction
9 . Flush ball does not open
completely .
a . Rotor shaft cam is loose or
defective .
b . Weak or defective spring
assembly .
c . Excessive drag between flush
ball and seal .
a . See instructions for repair or
replacement on pages 14-15 .
b . Replace spring .
c . Clean surface of flush ball and
under edge of seal . Lubricate
with silicone grease or alcohol-
free cooking spray .
10 . Squeaky noise occurs during
flush cycle .
a . Lubrication needed between
flush ball and seal .
b . Lubrication needed between
drive arm/linkage joint .
a . Lubricate with silicone grease or
alcohol-free cooking spray .
b . Lubricate joint with silicone
grease .
11 . Water does not stay in toilet
bowl (leaks between flush ball
and seal) .
a . Flush ball seal is worn and
needs replaced .
b . Flush ball is scratched or worn
and needs replaced .
c . Cam switch/flush ball alignment
needs adjustment .
d . Bolts that hold base to toilet
need tightened to 20-25 in .-lbs .
a . See instructions on page 14 for
replacement .
b . See instructions on page 15 for
replacement .
c . See instructions on page 14 for
adjustment .
d . DO NOT OVERTIGHTEN or
damage to toilet may occur .
12 . Toilet flushes in both “Add
Water” and “Flush” positions .
a . Defective circuit board on toilet . a . Replace toilet circuit board .
13 . Water leaks from toilet onto
floor .
a . Loose water line connection .
b . Defective water valve .
c . Toilet bowl seal is defective .
d . Mounting bolts holding base to
toilet need tightened to 20-25
in .-lbs .
a . Tighten water line connections .
b . Replace water valve .
c . Replace bowl seal . See
instructions on page 14 .
d . DO NOT OVERTIGHTEN or
damage to toilet may occur .
14 . Green “OK to Flush” light does
not illuminate, but toilet flushes .
a . Loose wire at circuit board on
toilet .
b . Loose wire at status panel .
c . Defective green light .
d . Defective circuit board on toilet .
a . Check wire connected to pin 3
of toilet circuit board .
b . Check green wire at status
panel .
c . Replace status panel .
d . Replace toilet circuit board .
15 . Red “Do Not Flush” light does
not illuminate .
a . Loose wire at circuit board on
toilet .
b . Loose wire at status panel .
c . Loose or defective wire from
“full tank” shut-down relay .
d . Defective circuit board on toilet .
a . Check wires connected to pins 5
and 7 of toilet circuit board .
b . Check red wire at status panel .
c . Repair or replace wire .
d . Replace toilet circuit board .
16 . Flush ball opens and closes,
but waste does not leave
bowl (no vacuum) .
a . No electrical power to vacuum
pump .
b . “Full Tank” shut-down relay
prevents vacuum pump from
operating .
c . Blockage inside bottom of toilet
base .
a . Check power wires, fuse or
circuit breaker to vacuum pump .
b . Pump out holding tank .
c . See instructions to clear
blockage (section 7 .5, p .10) .