Thetford 19613 - Mechanism Assembly Manual do Utilizador Página 2

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Mechanism Assembly
Part #19613 Page 2
8. RemoveBladeSealfromwhitemechanismplate.Discard.
9. Important:
Ifyourmechanismplatehastwoholesatfront(dottedlinesin
Fig.D),ANDnoleakageissuspectedatfoamgasketarea,youdonotneed
toinstallthenewplateprovidedinthiskit.Skipdowntotheheading“To
ReplaceMechanism.”
ToremoveMechanismPlate,loosenthe3Screwsinwellnuts(WN,
Fig.D)andpulltheplateoffthebowl.Ifwell-nutsdonotcomeoutwith
theplatescrews,eitherpushthemthroughtotheinteriororre-insertthe
screwstopullthemout.Discardplateandwell-nuthardware.
10. ScrapeoffoldSealfromchinawithsharptool.Usemineralspiritsor
alcoholtoremoveresidue.
To Replace Mechanism Plate (if it has been removed)
1. Applya1/4”widecontinuousringofcaulksealantaroundthetopofthe
exposedsideoftheatfoamseal.(Fig.E).
2. Lineupwell-nutassembliesonthemechanismplatewiththeholesin
thechinabowl.Thenlineuptheopeningsandpressintoplace.Lightly
hand-tighten the well-nuts to temporarily secure its position.
To Replace Mechanism
1. Wetbladesealwithcleanwater.
2.
Fullyseatnewbladeseal,lipup,ontoMechanismPlate(Fig.E).
3. Toavoiddamagingbladeseal,makesurebladeinnewmechanismis
fullyclosed.Turnmechanismleadscrewcounter-clockwisetoclose
valve(Fig.E).
4. Connect2MotorLeads,yellow-yellow,green-green(Fig.A).
5. Workingfromtheback,positionMechanisminToilet.NOTE: on some
low-prole units, it may be a tight squeeze. Alignmechanismover
MechanismPlate,pressdownandsecurewithfourscrews(MS,Fig.
D).
6. Turntoiletovertocheckcentering.Loosenwell-nutstore-centerif
needed.Do the permanent tightening down of the well-nut screws
at this time by hand. Tighten in a diagonal pattern to get an even
seal. Be careful not to overtighten and cause deection of the plate
at the edges. Wipe off excess sealant when done.
7. If Overow tube present(pre-3-16-03Arias):Cutapproximately1”off
OverowTube.RemovesiliconecapfromMechanism.Formingafull
loop,reattachtoMechanism.Tuckinandawayfromleadscrew.
If Overow tube not present: LeavesiliconecaponMechanism;
proceedtonextstep.
8. IfyouremovedtheControllerAssemblyand/ortheSwitchBox,re-install
now,usingtheadhesivefoampads provided. If you removed Metal
Bracket,reinstall.
9. High Prole:ToinstallExtensionTube(RefertoFig.C):
a. Lubricate sealingsurface of Extension Tube Seal with silicone
grease.
b.InstallExtensionTubeSealonExtensionTube.
c.InstallExtensionTubeandsealassemblyonMechanism.Makesure
thatsealisseatedatleast1/2inchbelowMechanismtubelip.
d.EnsureHoseClamponMountingFlangeSealistight.
e. Lubricate Mounting Flange Seal sealing surface with Silicone
Grease.
f.InstallMountingFlangeandSealassemblyonExtensionTube.Make
surethereisatleasta1/2”overlapbetweentheExtensionTube
andMountingFlangeSeal.
Low Prole:ReplacetheMountingFlangeSealontothelipofthe
MountingFlange.InstallMountingFlangetoMechanism.(Noexten-
siontubeisused.)
10. Replace2MountingBushingswithatsurfaceout.
To Test Mechanism Operation
1. ConnecttoilettoRV’s12VDCpower.
2. Turnon12VDCtotoiletatRVpowerdistributionpanel.
3. PresstheFlushbuttononKeyPadandobservemechanismoperation.
Thesolenoidvalveswillclickonandoffduringtheushcycle.
4. PressbothKeyPadbuttons,twice,toopenblade.
To Replace Toilet To Floor
1. SecurenewClosetFlangeSeal,lipsideup,toToilet.
2. SetToiletcloseenoughtohookupwatersupply.
3. ReconnectWaterSupplyLine.
4. Turnonwaterandcheckforleaksatthewaterconnection.Correctany
leakage.
5. PositionToiletoverange.ArrangewiringclearofMechanismLead
Screw(Fig.E)andbaseoftoilet.
6. SecuretooorwithLagScrews.Tighten.
7. PressToiletushbuttoncontrolstoaddwaterandtoushtest.Check
forleaks.
8. ResecureBoltCaps.
Flat Foam
Seal
Mechanism
Lead Screw
Blade
Seal
Mechanism
Plate
Caulk Sealant
Fig. E
Well-nut
ass’y
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