GMC 1976 ZEO 6083 Maintenance Manual page 821

24K- 2 TOILET
TOILET REMOVAL
1 . Turn off water pump and release pressure at
any faucet .
2. Disconnect toilet water line .
3 . Depress flush pedal and insert block of wood
or similar object in slide trap to keep trap open . This
holds the flush pedal down for access to front mount-
ing nut.
4. Remove front mounting nut .
5. Depress pedal and remove block.
6. Lift toilet seat lid and remove access cap for
the rear mounting nut.
7. Remove rear mounting nut using at least a 12"
extension and a universal socket through the access
hole .
8 . Lift off toilet .
DISASSEMBLY AND REPAIR
The toilet disassembles into four main subassem-
blies (See figure 1) .
1 . The seat and cover assembly .
2. The vacuum breaker.
3. The mechanism assembly .
4. The hopper assembly .
Any of these subassemblies may be removed from
the toilet in the following manner :
1 . Removal of the seat and cover assembly (figure
With seat and cover assembly in the up position
use a flat screwdriver or similar tool to pull out the
seat hinge pins .
2. Removal of the vacuum breaker (figure 1) :
Remove seat and cover assembly as explained in
last paragraph . Then turn the toilet up-side-down .
To remove water lines from vacuum breaker base,
pinch hose clamps with a pair of pliers and slide
them up the water line . Water lines may be pulled
off. Remove the two vacuum breaker attachment
screws .
Complaint Possible Cause Correction
Contd. from previous d. Closet flange base d. Leaks at closet flange area-
page . seal . check front and rear closet flange
nuts for tightness. If leak con-
tinues remove the toilet, check the
closet flange height . The height
should be between 1/4" and 7/16"
above the floor. Adjust closet
flange height accordingly and re-
place closet flange seal .
Foot pedal operates This is generally caused
Wipe the blade completely dry,
harder than normal or by using cleansers or
spray with a silicone spray and
the blade sticks. other abrasives to clean work the pedal several times. Re-
the bowl . The foreign peat until blade works freely .
material scrapes away the
teflon on the blade seal
and the amount of friction
is increased to the point
where dragging occurs . It
can also be caused by
using water, which con-
tains a high content of
suspended foreign material
such as sand .