Dometic VacuFlush 5000 Series Operation Manual page 11

VacuFlush Pedal-Flush Toilet
REMOVING PEDAL COVER
1 . To gain access to water valve,
press tab on back of pedal to
release pedal cover .
2 . Pull cover away from pedal . Cover
snaps back into place .
For short-base model 5006, remove
two screws holding pedal cover in
place (not shown) .
REMOVING PEDESTAL COVER
3 . For tall models, remove screw
located under flush pedal .
4 . Unsnap bottom and pull cover
away from pedestal . Model and
serial number label is located on
base .
Problem
1 . Water will not stay in bowl .
2 . Plastic flush ball will not close
completely .
3 . Flush ball will not open .
4 . Water does not shut off in toilet
(toilet overflows) .
5 . Water does not enter toilet bowl
properly .
1
3
Possible Cause
a . Loose clamp ring .
b . Improper seal around flush ball
due to dirt or debris on flush ball
or under flush ball seal .
c . Worn or damaged seal .
d . Worn or damaged flush ball .
a . Too much friction between flush
ball and ball seal .
b . Water valve screws are too tight .
c . Defective spring cartridge .
a . Broken shaft .
b . Shaft not fully engaged in the
spring cartridge .
a . Not enough clearance between
pedal and top of water valve
cap .
b . Dirt lodged in water valve seal .
a . Insufficient water flow rate at
toilet .
b . Water valve clogged .
c . Plugged rim wash holes in toilet .
Maintenance/Winterizing/Service
2
4
Service Instruction
a . Tighten clamp ring adjusting nut .
b . Inspect flush ball for foreign
debris . Clean flush ball and
underside of seal if needed .
c . Replace seal .
d . Replace flush ball .
a . Lubricate between flush ball and
ball seal with furniture polish or
cooking spray .
b . Loosen screws slightly .
c . Check spring tension by pushing
flush lever down, then release
it suddenly . If lever does not
snap back into position, replace
spring cartridge .
a . Replace shaft .
b . Put pressure on shaft from under
the flush ball (pushing into spring
cartridge) until it engages . You
may have to rotate flush ball
until shaft lines up with square in
spring cartridge .
a . Replace foot pedal (most
models) or adjust cam strap
so clearance is .06 in . (1 .5 mm)
max (model 5006 only) .
b . Disassemble, clean water valve .
a . Check water flow rate at toilet .
Rate should be 2 gpm (7 .6 lpm) .
b . Remove and clean screen
located at inlet of water valve .
c . Clean holes . If still a problem,
replace the toilet bowl .
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